Mercedes' first electric SUV will rival the Jaguar I-Pace and Tesla Model X – here's everything you need to know

To keep the heart of your car running as smoothly as possible, it’s worth investing in a fuel additive

Does the Seat Leon – our 2018 Used Car of the Year winner – still make for a great used purchase? And how does the cylinder deactivation technology fitted to its 1.4 EcoTSI engine work in the real world? We have six months to find out

Survey suggests a lack of clarity on future diesel and electric car taxation plans is to blame for potential new car buyers holding off

Whoever you are and whatever you do, the Skoda Octavia is designed to be up to the task. Here’s how one active young couple makes the most of theirs

An all-new BMW 3 Series will go on sale next year, and we've been for an early drive to see if it can topple our current Executive Car of the Year, the Audi A4

After scoring a poor safety rating in 2017, Fiat's 13-year-old Ford Fiesta rival has been taken off sale

A 168-mile 100% electric range helps you go further on family days out, while Intelligent Mobility features make driving even easier

The New Nissan LEAF is leading the way in driver and passenger protection, as well as zero-emissions electric car design

Research by What Car? reveals that savvy buyers can take advantage of big discounts ahead of the new WLTP emissions tests coming into force

The XV spearheads Subaru’s counter-attack on the raft of mainstream, medium-sized SUVs. We’re running one for six months to find out how it stacks up

Readers contact our helpdesk every day with questions and appeals for help with car-related problems. Here are their latest stories

Porsche's sporty SUV gets styling changes and interior upgrades for 2019

The XV spearheads Subaru’s counter-attack on the raft of mainstream, medium-sized SUVs. We’re running one for six months to find out how it stacks up

New zero-emissions Beetle would be based on same underpinnings as VW's upcoming ID electric hatchback and should have range of at least 250 miles

We like the regular Volkswagen Golf family hatchback, so surely an all-electric version is going to be one of the best cars around? Let's see if that theory holds up across four months of use

All Audi A4s will now come with sat-nav as standard as part of update to the award-winning saloon and spacious estate

Join What Car? for an exclusive preview of the new BMW 8 Series on Tuesday 10 July in Farnborough, Hampshire

Companies including Audi, Apple and Hyundai have unveiled plans to develop 'digital keys' that can give access to a car through a smartphone – and they could clamp down on car crime, too

Younger motorists aren’t as conscientious as older drivers about doing checks, and female drivers are less likely to check their car prior to a trip than their male counterparts