Season 27

Jason and Tiff test two saloons against each other on the track, the Mercedes AMG C63 S and Alfa Romeo Giulia Quadrifoglio. Guest star Ronnie O'Sullivan tests the DS 7 Crossback.

Jonny Smith visits Kia's top secret test facility to investigate how far manufactures will go in the pursuit for reliability. Plus, the team reviews the electric Nissan Leaf.

Jason Plato is joined by former F1 driver Karun Chandhok to see who will be crowned king of the hot-hatches. The team test the first Mercedes pick-up truck, the X-Class.

Jason Plato reviews the Audi S5 and the Kia Stinger to see which offers the better deal. Snooker legend Ronnie O'Sullivan test drives a hydrogen-powered Hyundai Nexo.

Jonny Smith and Vicki Butler-Henderson go head to head as they review two 4x4 off-road vehicles. Plus, Vicki looks at some of the best deals to be found on SUVs.

Former F1 driver Karun Chandhok returns to battle Jason Plato on the track in two of the most sought-after super cars, the Porsche 911 GT3 RS and the Nissan GT-R Nismo.

Zenos E10 R vs. Radical SR1 vs. Caterham 620R vs. Ariel Atom 3.5R; Jaguar I-Pace; Second Hand Cars: Clio Renault Sport 182 Trophy & Mini Cooper S & Škoda Fabia vRS

Ford Mustang vs Chevrolet Camaro; Porsche 718 Cayman GTS vs BMW M2; Second Hand Cars: Pontiac Firebird & Chevrolet Corvette & Ford Mustang GT