Skip advert
Advertisement

Mercedes-AMG G63 (2012-2018) review - MPG and running costs

Modern AMG power and an archaic chassis. What could possibly go wrong?

Evo rating
RRP
from £131,675
  • Occasionally hilarious handling characteristics
  • Often terrifying handling characteristics

MPG and running costs

If you care about either of MPG or running costs, or you’re particularly thrifty, then the G63 is not the car for you. But if you want to know how potentially ruinous the G63 could be financially, then pay attention.

Mercedes claim the G63 will achieve 23.9 mpg on the EU’s extra urban consumption cycle. However, the best – and I do mean the highest – we could achieve was 14.4mpg. When driven on some more demanding roads than motorways, we saw single figures on the MPG read-out.

Advertisement - Article continues below

The G’s 275/50 20 Dunlop SP SportMaxx tyres cost about £200 a corner and, even with the over zealous traction control, that much power, torque and weight means the rubber isn’t likely to last that long. And finally, and not in the least bit surprising, the G63 is in the most expensive vehicle tax band, M.

Skip advert
Advertisement
Skip advert
Advertisement

Most Popular

The McLaren supercar you’ve never heard of, born to save the company – car pictures of the week
McLaren MSO 688 HS front
Features

The McLaren supercar you’ve never heard of, born to save the company – car pictures of the week

One of McLaren’s rarest cars was also charged with keeping the lights on in Woking
6 Jun 2026
How to rediscover the love for cars? Get out there and buy an affordable classic
Subaru Impreza RB5
Opinion

How to rediscover the love for cars? Get out there and buy an affordable classic

It took our Eras tests to top up Richard Meaden’s love for cars. It also stoked the urge to buy an S1 Elise
5 Jun 2026
Audi Nuvolari – 987bhp Lamborghini-based supercar goes testing
Audi Nuvolari testing
News

Audi Nuvolari – 987bhp Lamborghini-based supercar goes testing

The R8 recipe returns with a significantly higher level of performance – and price tag
10 Jun 2026