Toyota GR86 — MPG & Fuel Costs 2025
Toyota's pure, lightweight rear-wheel-drive sports coupe. Powered by a larger 2.4-litre boxer engine.
The Toyota GR86 succeeded the GT86, addressing requests for more mid-range power with a larger 2.4-litre naturally aspirated boxer engine while keeping weight low.
Designed as a driver's car, it focuses on lightweight construction, rear-wheel drive, and sharp handling dynamics, making it a favorite among UK motoring enthusiasts.
Real-world fuel economy averages around 28 MPG.Motorway runs can yield up to 34 MPG if driven with restraint, which is reasonable for a pure sports car.
TL;DR
28 MPG
Real-world petrol
50L
Tank capacity
£68.40
Full tank (petrol)
22.2p
Per mile (petrol)
Real-World Fuel Economy: The Toyota GR86 achieves an estimated 28 MPG in real-world UK driving conditions, accounting for a 12% WLTP real-world penalty.
Forecourt Fuel Cost: Refueling the 50-litre tank completely costs approximately £68.40 at average UK fuel price rates.
Fuel economy at a glance
28
Real-world MPG
Petrol
32.1
Official WLTP
Petrol
Annual fuel costs by mileage
| Annual mileage | Petrol |
|---|---|
| 5,000 miles/yr | £1111 |
| 7,400 miles/yr(UK average) | £1644 |
| 10,000 miles/yr | £2221 |
| 15,000 miles/yr | £3332 |
| 20,000 miles/yr | £4442 |
| Full tank (50L) | £68.40 |
| Cost per mile | 22.2p |
Based on UK average fuel prices: petrol 136.8p/L · diesel 142.1p/L. Prices updated regularly.
How does the GR86 compare?
Tips to get better MPG from your GR86
Change gears early; the 2.4 boxer has significantly more mid-range torque than the old 2.0 GT86.
Keep the lightweight chassis clean of unnecessary items to maximize efficiency.
Maintain recommended tyre pressures to reduce rolling resistance on sticky sports tyres.
Is the cheaper petrol station worth it?
In a Toyota GR86 achieving ~28 MPG real-world, if you fill 40 litres and the alternative station is 10p/litre cheaper:
£4.00
Gross saving on fuel
£0.67
Cost of 3-mile detour
£3.33
Net saving ✓
You could drive up to 18 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 Toyota GR86?
The Toyota GR86 achieves approximately 28 MPG in real-world petrol driving — around 12% lower than the official WLTP figure of 32.1 MPG due to real driving conditions. Diesel variants achieve around N/A MPG real-world.
How much does it cost to fill a Toyota GR86?
The Toyota GR86 has a fuel tank of 50 litres. At the UK average of 136.8p/litre for petrol, a full tank costs approximately £68.40. Diesel costs approximately £71.05 for a full tank.
What is the annual fuel cost for a Toyota GR86?
At the UK average annual mileage of 7,400 miles and current petrol price of 136.8p/litre, a Toyota GR86 costs approximately £1644 per year in fuel. At 10,000 miles/year the cost rises to £2221. Actual costs vary with your driving style and mileage.
Is it worth driving to a cheaper petrol station in a Toyota GR86?
In a Toyota GR86 doing ~28 MPG real-world, driving 3 miles round-trip to save 10p/litre on a 40-litre fill nets approximately £3.33 after the extra fuel cost. You could drive up to 18 miles before the saving is eaten up. Use the WorthThePump calculator for your exact situation.
How much does the Toyota GR86 cost per mile in fuel?
The Toyota GR86 costs approximately 22.2p per mile in petrol at current UK prices. Over a typical commute of 30 miles per day, that is approximately £6.66 per day in fuel.
What is the WLTP MPG figure for the Toyota GR86?
The official WLTP fuel economy figure for the Toyota GR86 is 32.1 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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