Cars advice guides

Want to buy a low emission car? Our tests show that death-causing NOx emission levels are plummeting from the latest cars, but planet-harming CO2 from the same cars is actually on the rise. It's confusing, but there are still some genuinely low emission cars on the UK market - our free low emissions checker will help you find them.

Driving your car in snowy, wet or icy weather conditions can be a challenge. Stay safe on the road this winter using our top tips and video guides.

From the iconic Brera to newer models like the Stelvio, read on to find out what Alfa Romeo cars are all about.

Every car we review is subjected to hundreds of tests in our lab and on the road. Find out how our tests help you choose the best car, and avoid the worst.

Jump starting a car with a flat battery using jump leads is really simple. Just follow our 10-step guide and you'll be back on the road quickly – and safely

The Which? Car Survey 2021 is open to the UK public - and there's £2,500 up for grabs

Planning to drive abroad this year? Here’s everything you need to know about the International Driving Permit – where you need it, how to get it and what happens after Brexit

Knowing what's the best car scratch remover at removing shallow scratches from your car can be a game changer for your bodywork

Hire purchase, personal contract plan (PCP) or personal loan: which is best for you? We explain your car finance options to help you decide.

Looking for a reliable car that won't let you down? Whether you're after a new or used car, our unique survey reveals the most reliable cars in the UK.

We reveal how much it really costs to charge an electric car, plus how this compares with hybrid, petrol and diesel cars

Is a used car warranty essential or is it cheaper to pay for repairs upfront? Our guide explains how used car warranties work and whether they are worth the expense.

If you’re unlucky enough to be involved in a car accident, here are the steps you need to take to deal with it quickly and smoothly.

Our top tips on getting the best price for your car. Plus we explain part exchange, classified ads, auctions and car-buying services.

Does buying diesel really save you money? Or is petrol the better buy? Here's our fuel-cost calculator to help you choose the right engine for your car.

Got a flat tyre? Our videos and simple step-by-step guides can show you how to change a tyre or how to use a tyre repair kit.

Tyres are critical to your car’s performance and safety. We explain when and where to buy them, and the different options available.

We compare 23 car breakdown cover companies, including the AA, RAC, Green Flag, LV Britannia Rescue and Start Rescue, to reveal the best and cheapest car breakdown cover providers.

Updated to include coronavirus information and the latest tax changes from April 2021. We show how much you'll need to pay and which cars are exempt from car tax.

Bridgestone makes tyres for many applications. Since 1988 it has also made tyres under the Firestone brand.

Which cars have the most and least satisfied drivers? We reveal the ones that have most pleased or frustrated their owners - find out if your car is on the list.

Finding a good, trustworthy garage that’ll charge you a fair price is crucial to keeping your car roadworthy and your bills in check. These tips will help you choose wisely.

Is your car due its MOT check? Give your car a better chance of passing the test first time, with our easy tips to getting your car in shape.

Learn your rights about speeding fines, whether it’s worth contesting a speeding fine and how technology can help you avoid them.

Finding a parking ticket stuck to your car windscreen isn't nice. Our guide explains your rights, how to contest a parking ticket and avoid getting more.

Spending too much money on fuel? Our guide shows you how to drive efficiently, cut your fuel costs and make your fuel go further.

We explain  the  different types of car headlight bulbs now on offer, from LEDs to xenon bulbs,  and their benefits to help you choose

Safety is a crucial factor in choosing a new car. We explain the raft of safety features available so you can have confidence in your choice.

Buying a new car can be as bewildering as it is exciting. This guide will navigate you though the optional extras worth considering.

Cars are expensive, but have plenty of room for discounts - as long as you know how to ask. We explain how to get the best price on a new car.

Is a dealership the best place to buy a new or used car? From car supermarkets to classifieds, we explain and rate all your car buying options.

How do automated cars work and will they ever be totally self-driving? Discover the semi-automated models available today and learn more about the safety and legal implications of driverless technology