Peugeot 108 — MPG & Fuel Costs 2025
Peugeot's small city car. Sharing platforms with the Citroen C1 and Toyota Aygo, returning excellent urban fuel economy.
TL;DR
51 MPG
Real-world petrol
35L
Tank capacity
£47.88
Full tank (petrol)
12.2p
Per mile (petrol)
Real-World Fuel Economy: The Peugeot 108 achieves an estimated 51 MPG in real-world UK driving conditions, accounting for a 12% WLTP real-world penalty.
Forecourt Fuel Cost: Refueling the 35-litre tank completely costs approximately £47.88 at average UK fuel price rates.
Fuel economy at a glance
51
Real-world MPG
Petrol
58.9
Official WLTP
Petrol
Annual fuel costs by mileage
| Annual mileage | Petrol |
|---|---|
| 5,000 miles/yr | £610 |
| 7,400 miles/yr(UK average) | £902 |
| 10,000 miles/yr | £1219 |
| 15,000 miles/yr | £1829 |
| 20,000 miles/yr | £2439 |
| Full tank (35L) | £47.88 |
| Cost per mile | 12.2p |
Based on UK average fuel prices: petrol 136.8p/L · diesel 142.1p/L. Prices updated regularly.
How does the 108 compare?
Tips to get better MPG from your 108
Drive smoothly; the lightweight body rewards defensive driving.
Ensure the stop-start system is active during urban commuting.
Turn off the A/C on local runs to maximize efficiency.
Is the cheaper petrol station worth it?
In a Peugeot 108 achieving ~51 MPG real-world, if you fill 28 litres and the alternative station is 10p/litre cheaper:
£2.80
Gross saving on fuel
£0.37
Cost of 3-mile detour
£2.43
Net saving ✓
You could drive up to 23 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 Peugeot 108?
The Peugeot 108 achieves approximately 51 MPG in real-world petrol driving — around 12% lower than the official WLTP figure of 58.9 MPG due to real driving conditions. Diesel variants achieve around N/A MPG real-world.
How much does it cost to fill a Peugeot 108?
The Peugeot 108 has a fuel tank of 35 litres. At the UK average of 136.8p/litre for petrol, a full tank costs approximately £47.88. Diesel costs approximately £49.73 for a full tank.
What is the annual fuel cost for a Peugeot 108?
At the UK average annual mileage of 7,400 miles and current petrol price of 136.8p/litre, a Peugeot 108 costs approximately £902 per year in fuel. At 10,000 miles/year the cost rises to £1219. Actual costs vary with your driving style and mileage.
Is it worth driving to a cheaper petrol station in a Peugeot 108?
In a Peugeot 108 doing ~51 MPG real-world, driving 3 miles round-trip to save 10p/litre on a 28-litre fill nets approximately £2.43 after the extra fuel cost. You could drive up to 23 miles before the saving is eaten up. Use the WorthThePump calculator for your exact situation.
How much does the Peugeot 108 cost per mile in fuel?
The Peugeot 108 costs approximately 12.2p per mile in petrol at current UK prices. Over a typical commute of 30 miles per day, that is approximately £3.66 per day in fuel.
What is the WLTP MPG figure for the Peugeot 108?
The official WLTP fuel economy figure for the Peugeot 108 is 58.9 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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