Car Battery Geek


At Car Battery Geek, we specialise solely on car batteries and their accessories, like battery chargers and jump starters. We bring you the best car battery tips and advice on the internet.

Car battery clamp

Best Car Battery Charger UK 2024

Here are The Best Car Battery Chargers UK. The UK’s battery experts’ comprehensive, up-to-date review (not rehashed from last year!)

best car battery charger UK

NOCO Genius 5 UK Review

A NOCO Genius 5 UK review – at Car Battery Geek we provide genuinely expert analysis of this car battery charger. The real deal?

NOCO Genius 5 UK Review

NOCO Genius 5 UK vs. CTEK MXS5.0

The 2 behemoths of the car battery charger world: NOCO Genius 5 UK vs. CTEK MXS5.0, which is the best? We go all in for this comparison!

NOCO Genius 5 UK vs. CTEK MXS5.0 x

Do Battery Conditioners Work?

Do battery conditioners work? We explain clearly with evidence, including from major companies, why battery conditioners/desulfators do work.

Do Battery Conditioners Work

Is My Car Battery Dead?

Question: Is my car battery dead? Answer: Maybe but probably not, actually. Here’s why and exactly what you can do about it.

Is My Car Battery Dead

What Type of Car Battery Do I Need?

If you’re asking “What type of car battery do I need?”, then wonder no longer! We’ve got you – here’s how to find the right size, power and type.

What Type of Car Battery Do I Need

NOCO Genius 10 UK Review

The only NOCO Genius 10 UK Review you’ll ever need. We cover it all in this independent, expert review. Is it the Big Daddy or the big flop?

NOCO Genius 10 Uk Review

Battery Desulfation Methods

Welcome to the best Battery Desulfation Methods – these are the ways to save your battery from early death by sulfation!

Battery Desulfation Methods

CTEK MXS 10 Battery Charger Review (10 Amp)

A truly expert, independent CTEK MXS 10 battery charger review. CTEK are a big name but is their 10 Amp charger up to scratch?

CTEK MXS 10 Battery Charger Review

CTEK Lithium XS Battery Charger: UK Review

Here’s our CTEK Lithium XS Battery Charger review, UK. Is this the charger it’s cracked up to be? We tell all.

CTEK Lithium XS Battery Charger UK Review

CTEK MXS 5.0 Review

A CTEK MXS 5.0 Review is next for our expert eye. It’s a fully automatic battery charger, but how good? We’ll tell you if it’s right for you.

CTEK MXS 5.0 Review

NOCO GB70 Review

This NOCO GB70 review comes from the critical eye of the Car Battery Geek analysts. Find out if this 2000A jump starter is up to scratch.

NOCO GB70 Review

Calcium Battery Charger (Silver Calcium Charging Tips)

The ultimate guide to the Calcium Battery Charger. Here’s all you need know to charge and care for silver calcium, lead calcium batteries.

Calcium Battery Charger

CTEK Recond Mode: Ultimate Guide (Recondition Car Batteries)

The Ultimate Guide to CTEK Recond Mode. How it works to recondition batteries, and when to use it. Does it really revive dead batteries?

CTEK Recond Mode

Which CTEK Charger Do I Need?

The full, expert, complete answer to Which CTEK Charger Do I Need? We’ll show you which one, according your vehicle and charging needs.

Which CTEK Charger Do I Need

Best AGM Battery Charger UK

Reviewing the Best AGM Battery Chargers UK. Here’s all you need to know about charging AGM batteries, and which ones you should choose.

best AGM battery charger UK

EFB vs. AGM Battery (Which Is Best For Stop Start)

A full and frank breakdown of the EFB vs. AGM battery. Which is best and which is right for your specific needs? Enter here for the answer.

EFB vs. AGM Battery

NOCO GB40 Review (Boost Plus, 1000 Amp)

An in-depth NOCO GB40 review, telling you everything you need to know. It’s the UK top seller but is it the best jump starter on the market?

NOCO GB40 Review

Battery Reconditioning Ultimate Guide (Desulfation, Conditioner Charger)

The internet’s greatest resource on Battery Reconditioning. All about sulfation and how conditioner chargers and desulfators remove it

battery reconditioning

Topdon Battery Tester: Ultimate Guide (BT100, BT200, BT300P, AB101)

The ultimate guide to the Topdon battery tester. They’re certainly growing in this market, but are they any good? Well let’s see…

topdon battery tester

Best AGM Battery UK

A much needed one this… the Best AGM Battery UK. Finally, an easy way to choose your AGM, either for start stop or otherwise.

Best AGM Battery UK

Best 100 EFB Battery

We go deep on the Best 100 EFB battery. All you need to know, including our recommendations for the best battery of this type.

100 EFB Battery

Best 027 EFB Battery (Stop Start)

Here are the best 027 EFB batteries on the market. Which ones we liked best, and how long you can expect them to last, and how they deliver.

027 EFB Battery

Ford Focus Car Battery: Price, Size, Best Type

All you need to know about the Ford Focus car battery. That is the best type to get, what size you need, and what price you can expect to pay.

Ford Focus Car Battery


The CTEK CS Free – the first combined charger and ‘jump’ starter. Is it any good at either? Or both? The car battery experts do a deep dive.


CTEK MXS 7.0 Review

A CTEK MXS 7.0 review is next up for the renowned Car Battery Geek treatment. What’s good, what’s not good and overall, who should get it and where?

CTEK MXS 7.0 Review

NOCO GB50 Review (Boost XL 1500 Amp)

This NOCO GB50 Review tells all you need to know. The Good, the Bad, the Ugly on the GB50 Boost XL (1500 Amp). And where’s best to get it.

NOCO GB50 Review (Boost XL, 1500A)

Lion 027 Car Battery

Here’s the Lion 027 car battery. Everything you need to know, where to get the best price for it, and how to know if it’s right for you.

lion 027 car battery review

Topdon ArtiDiag 800BT (Ultimate Guide, Review & Best Price)

We bring the lowdown on the Topdon ArtiDiag 800BT. Including all you need to know about it, is it any good? And where’s the best price?

Topdon artidiag bt800

F16 Pulse King Review

Simply the fullest, most comprehensive F16 Pulse King review on the web. We’ll tell you IF it works, and how well it works and much more.

F16 Pulse King Review

Best Car Battery Tester UK 2024

Here’s the Best Car Battery Tester for the UK in 2024. We are the car battery experts and give you all the info you need to decide.

best car battery tester UK

How Long Do Car Batteries Last UK

We give the ultimate answer to ‘How Long Do Car Batteries Last UK’, deep-diving on what factors affect how long a battery will last.

how long do car batteries last uk

Best 096 Car Battery

Here’s our expert review and rating of the Best 096 Car Battery. Plus the top models for EFB and AGM battery types as well, for this size.

best 096 car battery

Ford Fiesta Battery Size (And Best Type?)

All you need to know about Ford Fiesta battery sizes. That is, the dimensions, and the best way to check it for your car. And the best battery type?

Ford Fiesta Battery Size & Best Type

Best 063 Car Battery (& Its Dimensions)

What’s the best 063 car battery? We rate and review them so you can choose the one you need. And we tell you the 063 battery dimensions.

best 063 battery dimensions

Best Car Battery Brand UK 2024

We explore the best car battery brand UK for 2024. The experts’ opinion on which battery brands you can trust, for each price range.

best car battery brand uk

What Does Ah Mean On A Car Battery (How Many Amp Hours)?

Don’t worry, the car battery specialists are here to give you a super simple answer to the question ‘What does Ah mean on a car battery?’.

What Does Ah Mean On A Car Battery

What Does CCA On A Battery Mean?

Here’s the definitive answer to what does CCA on a battery mean. We tell you the technical definition, and what CCA battery do you need.

What does CCA mean on a battery

What Amp Car Battery Charger Do I Need?

The most complete answer to: “What Amp car battery charger do I need?”. Here’s how to choose the right charging Amperage for your battery.

what amp car battery charger do i need

Best EFB Battery (UK Reviews)

Here’s the expert’s guide to the Best EFB Battery in the UK. We let you know all there is to know about EFB batteries and the best one for each size.

Best EFB Battery UK

Best Battery Desulfator UK (That Actually Work!)

A full and complete review of the best battery desulfator UK. Here are the ones that actually work. How well, though?? And do you need one?

Best Battery Desulfator UK

Best Car Battery Monitor (with Bluetooth) UK

Checking out the best car battery monitors in the UK. That’s what we did. Here are the pros & cons of each model and how to choose.

best car battery monitor uk

How To Know If Your Car Battery Needs To Be Replaced?

We dive so deep into “How to know if your car battery needs to be replaced?” Here’s how to find out if your battery is dead and what action to take!

how to know if your car battery needs to be replaced

Car Battery Replacement Cost UK 2024

How much is a car battery replacement cost in the UK? That’s what the car battery experts answer. And how to decide which one you need!

Car Battery Replacement Cost UK 2023

Lion 063 Car Battery Review

We, the car battery experts of the UK, have a Lion 063 car battery review for you. What we liked, what we didn’t like and our overall verdict are here.

Lion 063 car battery review

Best 019 AGM Battery UK

Here are the best 019 AGM battery UK. We’ve tested and analysed the best ones, here are our top picks and their pros and cons. And how to pick!

best 019 agm battery uk

Lion Battery Review (Are They Any Good?)

Here’s the definitive Lion Battery Review. Answering the questions, are they actually any good? Here’s the pros and cons from our testing.

lion battery review

What Car Battery Do I Need?

Finally, a proper guide to answer: what car battery do I need? The UK’s experts provide the ultimate buying for car batteries in 2024.

What Car Battery Do I Need

How Long Does A Car Battery Last Without Driving?

Full and frank answer to: How long does a car battery last without driving? Here’s how to estimate the time what action to take to prevent it dying.

how long does a car battery last without driving

Lion 100 Car Battery Review (70Ah)

A Lion 100 car battery review that thoroughly evaluates and rates this battery. Our likes and dislikes from testing and why it may not be for you.

lion 100 car battery review

Does A Car Battery Charge While Idling?

You asked, we answered. Does A Car Battery Charge While Idling? Here’s the only answer you’ll ever need, settle in and enjoy!

Does A Car Battery Charge While Idling

Lion 075 Car Battery Review

The definitive Lion 075 car battery review, by the experts. Here’s our findings from testing, what’s good and what’s not so good.

lion 075 car battery review

NOCO Genius Pro 50 Review

Here’s our NOCO Genius Pro 50 Review. It’s a professional battery charger for 12V and 24V. Is it worth the money? What did we like and dislike?

NOCO Genius Pro 50 Review

Lion 096 Car Battery Review

The UK experts do a Lion 096 car battery review. Here are the pros and cons of a growing player in this market. Does it stack up?

Lion 096 Car Battery Review

Topdon JS1200 Review (Jump Surge)

Check out the experts opinion in this Topdon JS1200 review. See how it stacks up against the competition, and if our tests had good or bad results?

Topdon JS1200 Review

Car Batteries Glasgow (Where Are The Cheapest Prices & Fitting?)

The Ultimate Guide to Car Batteries Glasgow. Here’s where to find the cheapest prices, best fitting service and more.

Car Batteries Glasgow

Topdon JS3000 Review (Jump Surge)

Welcome to the net’s definitive Topdon JS3000 Review. Here are the Pros and Cons from out testing. Can they really compete with the big boys?

Topdon JS3000 Review

BM6 Battery Monitor Review

Check out our BM6 Battery Monitor review for all the pros and con; and the downlow on whether you need this12V battery monitor or not.

BM6 Battery Monitor Review

NOCO GBX155 Review UK

In this NOCO GBX155 Review, we’ll be checking whether the power actually meets its billing, and if it matches the features offered by others.

noco gbx155 review

Yuasa Silver 5000 Battery Review

Here’s our Yuasa Silver 5000 Battery Review. Are these YBX5000 range batteries worth the money? The answer is maybe, and we discuss why.

yuasa silver 5000 battery review

BM2 Battery Monitor Review

Here’s why we’ve revisited and re-evaluated our thoughts in this BM2 Battery Monitor Review. A new angle became apparent.

bm2 battery monitor

Best Diesel Jump Starter UK

Reviewing and rating the Best Diesel Jump Starters in the UK. Check out the top models for power, 12V/24V and the best on a budget.

best jump starter for diesel uk

Car Battery Voltage Chart UK

The definitive Car Battery Voltage Chart (12V), for vehicles in the UK. Most importantly, here’s the simplest, clearest way to interpret these voltages.

12V Car Battery Voltage Chart UK

Car Battery Disposal (How To Dispose & Recycle?)

Here’s Car Battery Disposal – everything you need to know. In particular, how to dispose of 12V vehicle batteries and how to recycle them.

car battery disposal