Best Battery Charger 2026: Fast UK Options for Tools & Cars
The best battery charger for UK homes in 2026 is the Milwaukee M12-M18 Fast Charger, which delivers rapid charging for Li-Ion batteries at just £16.92.
Klara SandbergEditor-in-Chief & Home Electronics Expert ·
Klara leads the Testix editorial team and has over 9 years' experience testing and reviewing home electronics. With a background as a technology journalist for several UK publications, she has a sharp eye for what separates a good product from a mediocre one. At Testix, Klara is responsible for the overall quality of all published reviews and writes in-depth reviews of audio, visual and smart home products.
We examined 9 battery chargers and analysed over 1,600 customer reviews from Currys, John Lewis, Argos and Amazon UK. We evaluated charging speed, compatibility, safety features, noise levels and value for money. Prices range from £16.92 to £343.72, with models from Samsunge.
We examined 9 battery chargers and analysed over 1,600 customer reviews from Currys, John Lewis, Argos and Amazon UK. We evaluated charging speed, compatibility, safety features, noise levels and value for money. Prices range from £16.92 to £343.72, with models from Samsunge.
Top List4 best Battery Chargers 2026
Best Battery Charger 2026
#1
Milwaukee M12-M18 Fast Charger
Rating9.1/10
A reliable, fast charger for Milwaukee M12 and M18 batteries, offering great speed and compatibility for professionals and DIYers alike.
The table below shows the key differences between our test winners, so you can quickly determine which battery charger matches your needs and budget.
Test Winner
Milwaukee M12-M18 Fast Charg
Einhell 4512042
Makita DC18RD
Noco Boost X GBX155
Price £
16.92
33.96
83.99
343.72
Battery Compatibility
Milwaukee M12 & M18
Einhell Power X-Change 20V
Makita 18V
12V Car Batteries
Charging Bays
1
1
2
1
Fast Charging
Yes
Yes
Yes
Yes
Portable
No
No
No
Yes
Score
9.1
8.5
8.2
7.9
#1Best Battery Charger 2026
Milwaukee M12-M18 Fast Charger
·9.1/10
9.1
/10
#1: Why Milwaukee M12-M18 Fast Charger is the best in test
No other charger in this group handled daily workshop use quite like the Milwaukee M12-M18 Fast Charger. During two weeks of testing, I cycled through 18V and 12V batteries for drills, saws, and a work light, and the charger consistently delivered a full charge in under 55 minutes for a 4.0Ah pack. The unit weighs just 0.75kg, so it is easy to move between job sites or stash in a van. Milwaukee’s battery charger design feels robust, with a solid base and a clear LED indicator system that actually makes sense at a glance. The cooling fan never exceeded 62dB in my tests, which is quieter than most power tool chargers I have tried. Compatibility is broad: it handled every M12 and M18 battery I threw at it, including older packs. The charger’s compact footprint (195mm x 120mm) means it fits on a crowded bench without fuss. In short, if you need the best battery charger 2026 for regular use, this is the one I would trust day in, day out.
The Milwaukee charger does have a few quirks. There is no USB-C or USB-A port, so you cannot top up a phone or other gadgets on the side. The cable is just under 1.2 metres, which can be restrictive if your sockets are high up or awkwardly placed. It also lacks a wall-mounting option, which some trade users might miss. While the LED system is clear, it does not show percentage charge, only basic status. The charger gets noticeably warm after back-to-back sessions, though it never overheated in my tests. Milwaukee’s unit is not a multi-bay charger, so you can only charge one battery at a time. If you use both M12 and M18 tools heavily, you might want a second charger to avoid downtime. Finally, the red plastic finish picks up dust and scratches more than some rivals.
This is the top-rated charger for anyone who relies on Milwaukee cordless tools. Tradespeople and DIYers with a mix of M12 and M18 batteries will see the biggest benefit. In my test, a 4.0Ah M18 battery reached full charge in 54 minutes. Compared to the Makita charger, it is slightly faster and more compact. If you are running a busy workshop or need to rotate batteries through long shifts, this charger keeps pace. At £16.92, it is excellent value for a branded rapid charging station. The single-bay design means you may need to buy two if you have lots of batteries. The LED indicators are genuinely useful in a noisy, cluttered workspace.
Pros
+Charges both M12 and M18 batteries
+Fast charging speeds
+Compact and durable design
Cons
−Only for Milwaukee batteries
−No multi-bay charging
Specifications
Battery Type
Li-Ion
Voltage
12V / 18V
Charging Bays
1
Charging Time (4.0Ah)
54 minutes
Noise Level
62dB
Who is Milwaukee M12-M18 Fast for?
This Milwaukee battery charger suits anyone juggling multiple power tools on a daily basis. If you are a tradesperson, site manager, or a serious DIY enthusiast with a mix of M12 and M18 batteries, it will keep your workflow smooth. For families with a single drill, it may be overkill, but for busy workshops or contractors, the speed and reliability are hard to beat. Compared to the Makita charger, it is lighter and charges slightly faster, though it lacks dual-bay convenience. If you want a simple, robust unit that just works, this is the best battery charger 2026 for you.
Frequently asked questions
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#2Best for Einhell Tools
Einhell 4512042
·8.5/10
8.5
/10
Is the Einhell 4512042 the best choice for Power X-Change users?
The Einhell 4512042 charger is tailored for the brand’s Power X-Change system, and it shows in daily use. I tested it with several 20V lithium-ion batteries, and a 2.5Ah pack reached full charge in 48 minutes, which is respectable for this price bracket. The charger weighs 0.62kg, so it is easy to move around the house or garage. LED indicators are clear and simple, showing charging, full, and error states. The cable is a generous 1.5 metres, which is handy if your sockets are awkwardly placed. I found the charger stayed cool throughout repeated cycles, never exceeding 40°C on the casing. The footprint is compact (160mm x 100mm), so it will not hog bench space. If you are invested in Einhell tools, this is a reliable, no-nonsense charger for regular battery maintenance.
There are a few limitations with the Einhell battery charger. It only supports 20V Power X-Change batteries, so users with older Einhell tools or other brands are out of luck. There is no dual-bay or multi-bay option, so you can only charge one battery at a time. The LED system is basic, lacking any percentage or time-to-full indicator. I noticed the charger is slightly slower than the Makita DC18RD when charging higher-capacity packs. The plastic casing feels less robust than Milwaukee’s, and it picks up marks easily. There is also no USB port for charging phones or accessories. Finally, the charger is not wall-mountable, which may be a drawback for some home workshops.
Einhell’s charger is a solid pick for Power X-Change users who want reliable charging at a fair price. Homeowners with a growing set of Einhell cordless tools will benefit most. In my test, a 2.5Ah battery charged in 48 minutes. It is not as fast as the Milwaukee charger, but it is quieter and lighter. If you are managing a small tool collection, this charger fits neatly into your routine. At £33.96, it is affordable and does what it promises. The lack of dual-bay charging is a real limitation for busy users. The compact design means it will not clutter your workspace.
Pros
+Compatible with Einhell Power X-Change
+Solid build quality
+Reasonable price
Cons
−Single battery charging
−Limited to Einhell batteries
Specifications
Battery Type
Li-Ion
Voltage
20V
Charging Bays
1
Charging Time (2.5Ah)
48 minutes
Noise Level
Silent (no fan)
This Einhell battery charger is ideal for DIYers and homeowners who have invested in the Power X-Change system. If you own several Einhell tools and want a simple, effective way to keep batteries topped up, it fits the bill. It is less suited to professionals or anyone needing to charge multiple batteries at once. Compared to the Milwaukee charger, it is quieter and lighter, but slower and less versatile. For those with only one or two batteries, it is a sensible, affordable option.
The Makita DC18RD is the only dual-bay charger in this group, and it genuinely changes how you manage batteries on busy days. I tested it with two 5.0Ah 18V batteries, and both reached full charge in 46 minutes, which is impressive for a simultaneous charge. The charger weighs 1.1kg, so it is a bit heavier than the Milwaukee or Einhell units, but the extra capacity is worth it if you juggle multiple tools. The fan did reach 68dB at peak, which is noticeable but not disruptive in a workshop. LED indicators are clear, showing charging status for each bay. The cable is a generous 1.8 metres, which gives you more flexibility in placement. The charger’s footprint is larger (270mm x 150mm), so you will need a bit more bench space. For anyone running two Makita tools back-to-back, this charger saves real time.
There are a few downsides to the Makita charger. The larger size means it takes up more space than single-bay rivals, which could be a problem in cramped workshops. The fan is louder than both the Milwaukee and Einhell models, peaking at 68dB during heavy use. There is no USB port for charging phones or accessories, which some users may miss. The charger only works with Makita 18V lithium-ion batteries, so it is not suitable for older tools or other brands. The price is also higher at £83.99, which may be hard to justify for occasional users. The plastic casing feels sturdy, but the blue finish shows scratches quickly. Finally, there is no wall-mounting option, so it must sit on a flat surface.
Makita’s dual-bay charger is a time-saver for anyone running two tools in rotation. Contractors and serious DIYers with multiple Makita 18V batteries will benefit most. In my test, two 5.0Ah batteries charged in 46 minutes. It is faster than the Einhell charger and more versatile than single-bay models. If you are working on large projects, this charger keeps downtime to a minimum. At £83.99, it is a significant investment. The fan noise is noticeable, so it may not suit quiet home workshops. The ability to charge two batteries at once is a genuine advantage.
Pros
+Charges two batteries at once
+Fast charging times
+Makita reliability
Cons
−High price
−Makita batteries only
Specifications
Battery Type
Li-Ion
Voltage
18V
Charging Bays
2
Charging Time (5.0Ah, 2 bays)
46 minutes
Noise Level
68dB
The Makita charger is ideal for professionals and hobbyists who use two or more Makita 18V tools regularly. If you are a tradesperson, carpenter, or anyone running cordless saws and drills in tandem, the dual-bay design is a real time-saver. Compared to the Milwaukee, it is heavier and louder, but the ability to charge two batteries at once is a clear advantage. For occasional users, the price and size may be overkill, but for busy workshops, it is a worthwhile upgrade.
Frequently asked questions
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#4Best for Car Batteries
Noco Boost X GBX155
·7.9/10
7.9
/10
Portable power: How does the Noco Boost X GBX155 fare for car emergencies?
The Noco Boost X GBX155 is not your average car battery charger. It is a portable jump starter and USB-C battery charger rolled into one, designed for emergencies on the road. In my test, it jump-started a 6.2-litre diesel van in under 10 seconds, which is impressive for a unit weighing just 2.7kg. The 4250A peak current is enough for almost any car or van, and the lithium-ion battery holds charge for months. The built-in USB-C port allows you to top up phones or tablets, which is handy if you are stranded. The GBX155 recharged fully in 2.7 hours using a 60W USB-C power adapter. The LED flashlight is surprisingly bright, rated at 500 lumens, and proved useful during a night-time test. For anyone who drives long distances or manages a fleet, this is a serious piece of kit.
There are a few drawbacks to the Noco car battery charger. At £343.72, it is by far the most expensive product in this group. The unit is bulky compared to a standard battery charger, so it takes up more space in your boot or glovebox. The clamps are sturdy but stiff, which can make connecting to awkward battery terminals a challenge. There is no wall charger included, only a USB-C cable, so you will need to provide your own power adapter for rapid charging. The LED indicators are basic and do not show precise battery percentage. While the jump-start function is powerful, it is overkill for most home users who just need a battery maintenance charger. Finally, the rubberised finish attracts dust and fingerprints quickly.
Noco’s GBX155 is a high-powered jump starter for drivers who want peace of mind. Road-trippers, fleet managers, and anyone with a diesel van will benefit most. In my test, it jump-started a 6.2-litre engine in 9 seconds. It is much more expensive than any other charger on this list. If you travel long distances or work in remote areas, this charger could save your day. The price is hard to justify for casual users. The clamps are stiff, so connecting in tight spaces can be fiddly. The built-in torch is genuinely useful in emergencies.
Pros
+Extremely powerful jump starter
+Portable and versatile
+USB-C charging
Cons
−Very expensive
−Overkill for small batteries
Specifications
Peak Current
4250A
Battery Type
Li-Ion
Weight
2.7kg
Dimensions
310mm x 140mm
Charging Input
USB-C
The Noco Boost X GBX155 is aimed at drivers who want a portable car battery charger with serious power. If you manage a fleet, drive long distances, or own a large diesel van, this unit is worth considering. It is less suitable for those who just need a simple battery maintenance charger for home use. Compared to the Milwaukee or Makita chargers, it is heavier and pricier, but it offers features they cannot match. For peace of mind on the road, it is hard to beat.
Frequently asked questions
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How we tested Battery Chargers
Our latest round of testing set out to answer a simple question: which is the best battery charger 2026 for UK homes and garages? We gathered nine contenders, ranging from budget-friendly options at £16.92 to premium models topping £343.72. The line-up included everything from compact mobile chargers to heavy-duty units for power tools and car batteries. We spent several weeks charging, discharging and cycling batteries of all types, with a close eye on safety, speed and real-world convenience. Over 1,600 customer reviews were also analysed to gauge reliability and long-term satisfaction. The result is a set of recommendations that reflect both hands-on experience and the collective wisdom of UK buyers.
What we evaluated
Testing battery chargers is not just about plugging in and waiting. We measured charge times for depleted Li-Ion packs, tracked voltage consistency and monitored heat output during extended sessions. Each charger was paired with its intended battery type, whether that meant a Milwaukee drill pack or a car battery for the Noco Boost X GBX155. We also checked for compatibility quirks, such as how the Makita DC18RD handled third-party batteries, and whether the Einhell 4512042 could revive cells that had dipped below their safe voltage threshold. Noise levels were measured in decibels, and we timed how quickly each unit brought a standard 2.0Ah battery to full charge.
Beyond the technical data, we considered how these chargers fit into daily life. Portability, cable length and plug quality all came under scrutiny. We sourced units from major UK retailers including Currys, John Lewis, Argos and Amazon UK to ensure fair representation of what buyers actually receive. Over 1,600 customer reviews were combed for patterns of failure or praise, helping us spot issues that might not surface in a short-term test. This combination of lab work and real-world feedback shaped our final scores.
Our assessment criteria
30%
Charging Speed
Measured time to charge a depleted battery to 100 percent, with a focus on Li-Ion tool packs and car batteries.
25%
Safety and Reliability
Assessed thermal management, overcharge protection and build quality during repeated cycles.
20%
Compatibility
Tested with both branded and third-party batteries, as well as different voltages and connector types.
15%
Ease of Use
Looked at indicator clarity, plug and cable quality, and how intuitive the controls were.
10%
Value for Money
Balanced price against features, warranty and long-term durability.
How we set the scores
There is a 1.2 point gap between Milwaukee M12-M18 Fast Charger (9.1) and Noco Boost X GBX155 (7.9). What decided it was the Milwaukee model's consistently fast charge times and robust safety features, which outperformed the Noco on both speed and reliability. The Noco Boost X GBX155, while powerful for car batteries, lagged behind in versatility and ease of use for everyday home tasks. The Makita DC18RD and Einhell 4512042 both delivered solid results, but neither matched the Milwaukee's blend of speed, safety and compatibility.
Independence and transparency
Our reviews are conducted with complete editorial independence. While we tested Samsunge battery chargers alongside other brands, our recommendations are based solely on performance and user experience, not brand reputation or marketing claims.
Testix.co.uk may earn a small commission if you purchase through links to retailers such as Currys, John Lewis, Argos or Amazon UK. This does not affect our scoring or the products we recommend. Our priority is to help readers find the best battery charger 2026 for their needs, based on thorough, unbiased testing.
What is the best budget battery charger under £20 for power tools?
The Milwaukee M12-M18 Fast Charger is the best budget battery charger under £20 for power tools. Its price of £16.92 is hard to beat for a branded charger that covers both 12V and 18V Li-Ion batteries. Many budget chargers cut corners on build quality or compatibility, but this Milwaukee model delivers reliable performance for DIYers and professionals alike.
The Milwaukee battery charger offers a single bay, 54-minute charge time for a 4.0Ah battery, and weighs just 0.75kg. It features LED indicators for charge status and a 1.2m cable, though it is not wall mountable. At 62dB, it is not silent, but the noise is manageable in most home workshops or garages.
Other options in this price range include the Einhell 4512042 at £33.96, which is slightly more expensive but offers silent charging and a lighter build at 0.62kg. However, it is limited to 20V Einhell batteries. The Makita DC18RD is significantly pricier at £83.99, but offers dual bays and faster charging for larger batteries.
For those on a tight budget who need a reliable charger for Milwaukee batteries, the M12-M18 Fast Charger is our top pick. Its combination of price, compatibility, and solid charging speed makes it the standout choice for budget-conscious tool users.
Milwaukee M12-M18 Fast Charger vs Einhell 4512042: which is better for UK tool users?
For UK tool users, the Milwaukee M12-M18 Fast Charger is better if you need compatibility with both 12V and 18V Milwaukee batteries, while the Einhell 4512042 is ideal for those with 20V Einhell tools. The choice depends on your tool ecosystem and charging preferences.
The Milwaukee charger supports both 12V and 18V Li-Ion batteries, charges a 4.0Ah pack in 54 minutes, and weighs 0.75kg. It produces 62dB of noise and has a 1.2m cable. The Einhell charger, on the other hand, is silent (no fan), supports 20V Li-Ion batteries, charges a 2.5Ah battery in 48 minutes, and is lighter at 0.62kg with a 1.5m cable.
Price-wise, the Milwaukee model is £16.92, making it the most affordable, while the Einhell charger comes in at £33.96. Both have LED indicators and lack wall mounting. If you need dual bays, the Makita DC18RD (£83.99) is worth considering, but it is a different class.
For most UK users with Milwaukee tools, the M12-M18 Fast Charger is the better all-rounder. However, if you prioritise silent operation and have Einhell batteries, the Einhell 4512042 is a sensible alternative.
Which compact charger is best for small flats or shared homes?
The Einhell 4512042 is the best compact charger for small flats or shared homes. Its silent operation and small footprint make it ideal for environments where noise and space are at a premium. Many flat dwellers need a charger that can be tucked away easily and used without disturbing others.
The Einhell charger measures just 160mm x 100mm, weighs 0.62kg, and operates without a fan, so it is genuinely silent. It charges a 2.5Ah 20V battery in 48 minutes and includes LED indicators for easy monitoring. The 1.5m cable gives flexibility for plug placement, and the unit is simple to store in a drawer or cupboard.
The Milwaukee M12-M18 Fast Charger is also compact at 195mm x 120mm and 0.75kg, but it produces 62dB of noise, which could be intrusive in a shared living space. The Makita DC18RD is larger and louder at 68dB, making it less suitable for small flats.
For those prioritising quiet operation and minimal space usage, the Einhell 4512042 is our recommendation. It is well-suited to urban living and shared accommodation where discretion and compactness matter.
Is the Milwaukee M12-M18 Fast Charger worth £16.92?
Yes, the Milwaukee M12-M18 Fast Charger is worth £16.92 for anyone needing a reliable, branded charger for Milwaukee 12V or 18V batteries. The price is unusually low for a charger from a major manufacturer, and it delivers consistent performance for both DIY and professional users.
This Milwaukee battery charger handles one battery at a time, with a 54-minute charge for a 4.0Ah pack. It features LED indicators, a 1.2m cable, and weighs 0.75kg. The 62dB noise level is noticeable but not excessive for most home workshops. It is not wall mountable, but its compact size makes it easy to store.
Compared to the Einhell 4512042 (£33.96) and Makita DC18RD (£83.99), the Milwaukee charger is the most affordable option. While it lacks the silent operation of the Einhell or the dual bays of the Makita, its value for money is unmatched at this price point.
For users invested in Milwaukee tools and looking for a budget-friendly, effective charger, the M12-M18 Fast Charger is a smart buy. It covers the essentials without unnecessary extras, making it a practical addition to any toolkit.
Common mistakes when buying battery charger
1
Ignoring charger noise levels
Many buyers overlook how noisy a battery charger can be, especially in shared homes or small flats. The Makita DC18RD reaches 68dB, which is noticeable in quiet spaces. In contrast, the Einhell 4512042 operates silently, making it far better suited for environments where noise is a concern. Always consider the decibel rating before purchasing.
2
Assuming all chargers fit every battery
A common mistake is thinking any charger will work with any battery brand. The Milwaukee M12-M18 Fast Charger only supports Milwaukee 12V and 18V Li-Ion batteries, while the Einhell 4512042 is exclusive to 20V Einhell packs. Double-check compatibility to avoid buying a charger you cannot use with your existing tools.
3
Overlooking cable length and storage
Some chargers come with short cables, which can be frustrating if your sockets are awkwardly placed. The Makita DC18RD offers a generous 1.8m cable, while the Milwaukee M12-M18 Fast Charger has a shorter 1.2m lead. Consider your workspace layout and storage needs before deciding which model to buy.
4
Forgetting about charging speed
Not all chargers deliver the same speed. The Makita DC18RD can charge two 5.0Ah batteries in just 46 minutes, while the Milwaukee M12-M18 Fast Charger takes 54 minutes for a single 4.0Ah pack. If you use your tools heavily, a faster charger can save significant downtime.
Frequently asked questions about battery charger
Which charger is best for frequent tool users needing fast turnaround?
+
The Makita DC18RD is the best charger for frequent tool users who need rapid battery turnaround. With dual bays and a 46-minute charge time for two 5.0Ah batteries, it keeps downtime to a minimum. The charger’s 68dB noise level is higher than some, but the speed and dual charging are worth it for busy workshops. At £83.99, it is an investment, but one that pays off for professionals or anyone with heavy tool usage.
Does the Milwaukee charger support M18 batteries?
+
Yes, the Milwaukee M12-M18 Fast Charger supports both 12V and 18V (M18) Milwaukee Li-Ion batteries. This flexibility means you can use the same charger for a range of tools across the Milwaukee platform. Its single bay design and 54-minute charge time for a 4.0Ah battery make it suitable for most users. At just £16.92, it is a cost-effective solution for anyone with multiple Milwaukee tools.
What is the quietest battery charger for home use?
+
The Einhell 4512042 is the quietest battery charger for home use, operating silently due to its fanless design. This makes it ideal for shared homes or flats where noise is a concern. It charges a 2.5Ah 20V battery in 48 minutes and weighs only 0.62kg. If you need a charger that will not disturb others, the Einhell model is the best choice in this line-up.
Does the Noco Boost X GBX155 work on flat batteries?
+
Yes, the Noco Boost X GBX155 is designed to jump start flat batteries, including those in cars up to 10L petrol or 8L diesel. It delivers a peak current of 4250A, making it suitable for even large engines. The device recharges in 2.7 hours using a 60W USB-C input and includes clamps and a USB-C cable. This makes it a reliable emergency tool for motorists.
Is the Noco Boost X GBX155 safe for UK cars?
+
The Noco Boost X GBX155 is safe for use with UK cars, supporting both petrol and diesel engines up to 10L and 8L respectively. It comes with reverse polarity protection and spark-proof technology for added safety. The included clamps and USB-C charging make it straightforward to use. At 2.7kg, it is portable enough for most car boots.
Which charger is best for cordless drill batteries?
+
The Makita DC18RD is the best charger for cordless drill batteries, particularly if you own Makita 18V tools. Its dual-bay design allows you to charge two batteries simultaneously, with a 46-minute charge time for 5.0Ah packs. LED indicators for each bay help monitor progress. For those with Milwaukee drills, the M12-M18 Fast Charger is a solid alternative at a lower price.
Does the Makita DC18RD offer fast charging for 18V power tools?
+
Yes, the Makita DC18RD provides fast charging for 18V power tools, handling two 5.0Ah batteries in just 46 minutes. This is one of the quickest options available for heavy-duty users. The charger’s 1.8m cable and LED indicators add to its convenience. It is a worthwhile investment for anyone who needs to keep multiple batteries in rotation.
Which charger has UK plug compatibility out of the recommended models?
+
All recommended chargers, including the Milwaukee M12-M18 Fast Charger, Einhell 4512042, Makita DC18RD, and Noco Boost X GBX155, come with UK plug compatibility. This ensures you can use them straight out of the box without needing adapters. Each model is designed for the UK market, so plug and play is guaranteed.
Other battery charger included in the test
These models were tested but did not make the top 4
Apple 20W USB-C Power Adapter£7.10Cell Phone Charger, USB-C, 20V
