Audi R8 — MPG & Fuel Costs 2025
Audi's flagship mid-engined supercar, offering everyday usability combined with high-revving V8 and V10 engines.
The Audi R8 is a legendary mid-engined supercar that shares its mechanical platform and V10 engine with the Lamborghini Gallardo and Huracan.
It is renowned for its everyday usability, comfortable ride, and highly advanced Quattro all-wheel-drive system.
Running an R8 means high fuel bills. A real-world average of 18 MPG is typical for mixed driving, though it can achieve 22 MPG on long motorway cruises.
TL;DR
18 MPG
Real-world petrol
83L
Tank capacity
£113.54
Full tank (petrol)
34.5p
Per mile (petrol)
Real-World Fuel Economy: The Audi R8 achieves an estimated 18 MPG in real-world UK driving conditions, accounting for a 12% WLTP real-world penalty.
Forecourt Fuel Cost: Refueling the 83-litre tank completely costs approximately £113.54 at average UK fuel price rates.
Fuel economy at a glance
18
Real-world MPG
Petrol
22.1
Official WLTP
Petrol
Annual fuel costs by mileage
| Annual mileage | Petrol |
|---|---|
| 5,000 miles/yr | £1727 |
| 7,400 miles/yr(UK average) | £2557 |
| 10,000 miles/yr | £3455 |
| 15,000 miles/yr | £5182 |
| 20,000 miles/yr | £6910 |
| Full tank (83L) | £113.54 |
| Cost per mile | 34.5p |
Based on UK average fuel prices: petrol 136.8p/L · diesel 142.1p/L. Prices updated regularly.
How does the R8 compare?
Tips to get better MPG from your R8
Avoid the temptation to use high RPMs in low gears; cruise in the highest gear possible.
Select standard driving modes to maintain a smoother throttle curve.
Check tyre pressures regularly; wide performance tyres drag down MPG if under-inflated.
Is the cheaper petrol station worth it?
In a Audi R8 achieving ~18 MPG real-world, if you fill 66 litres and the alternative station is 10p/litre cheaper:
£6.60
Gross saving on fuel
£1.04
Cost of 3-mile detour
£5.56
Net saving ✓
You could drive up to 19 miles round-trip before the saving disappears entirely.
Calculate for your exact situationPopular variants
Frequently asked questions
What is the real-world MPG of the Audi R8?
The Audi R8 achieves approximately 18 MPG in real-world petrol driving — around 12% lower than the official WLTP figure of 22.1 MPG due to real driving conditions. Diesel variants achieve around N/A MPG real-world.
How much does it cost to fill a Audi R8?
The Audi R8 has a fuel tank of 83 litres. At the UK average of 136.8p/litre for petrol, a full tank costs approximately £113.54. Diesel costs approximately £117.94 for a full tank.
What is the annual fuel cost for a Audi R8?
At the UK average annual mileage of 7,400 miles and current petrol price of 136.8p/litre, a Audi R8 costs approximately £2557 per year in fuel. At 10,000 miles/year the cost rises to £3455. Actual costs vary with your driving style and mileage.
Is it worth driving to a cheaper petrol station in a Audi R8?
In a Audi R8 doing ~18 MPG real-world, driving 3 miles round-trip to save 10p/litre on a 66-litre fill nets approximately £5.56 after the extra fuel cost. You could drive up to 19 miles before the saving is eaten up. Use the WorthThePump calculator for your exact situation.
How much does the Audi R8 cost per mile in fuel?
The Audi R8 costs approximately 34.5p per mile in petrol at current UK prices. Over a typical commute of 30 miles per day, that is approximately £10.35 per day in fuel.
What is the WLTP MPG figure for the Audi R8?
The official WLTP fuel economy figure for the Audi R8 is 22.1 MPG. However, real-world MPG is typically 10–15% lower than WLTP due to cold starts, air conditioning, motorway speeds, and varying loads. WorthThePump uses a 12% real-world penalty to give a more accurate estimate.
Related guides
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