Peugeot 307 — MPG & Fuel Costs 2025
Peugeot's spacious family hatchback, offering a high-roofed cabin design, comfortable ride, and highly reliable HDi diesel engines.
The Peugeot 307 brought a semi-MPV high roofline layout to the family hatchback class, maximizing headroom and interior versatility.
Engines are shared across the PSA group, including the legendary 1.6-litre HDi diesel which is highly favored for its fuel efficiency.
Real-world fuel economy is highly respectable, with the diesel returning around 48 MPG and petrol models averaging around 36 MPG.
TL;DR
36 MPG
Real-world petrol
48 MPG
Real-world diesel
60L
Tank capacity
£82.08
Full tank (petrol)
17.3p
Per mile (petrol)
Real-World Fuel Economy: The Peugeot 307 achieves an estimated 36 MPG (petrol) and 48 MPG (diesel) in real-world UK driving conditions, accounting for a 12% WLTP real-world penalty.
Forecourt Fuel Cost: Refueling the 60-litre tank completely costs approximately £82.08 (petrol) or £85.26 (diesel) at average UK fuel price rates.
Fuel economy at a glance
36
Real-world MPG
Petrol
42.8
Official WLTP
Petrol
48
Real-world MPG
Diesel
57.7
Official WLTP
Diesel
Annual fuel costs by mileage
| Annual mileage | Petrol | Diesel |
|---|---|---|
| 5,000 miles/yr | £864 | £673 |
| 7,400 miles/yr(UK average) | £1278 | £996 |
| 10,000 miles/yr | £1727 | £1346 |
| 15,000 miles/yr | £2591 | £2019 |
| 20,000 miles/yr | £3455 | £2692 |
| Full tank (60L) | £82.08 | £85.26 |
| Cost per mile | 17.3p | 13.5p |
Based on UK average fuel prices: petrol 136.8p/L · diesel 142.1p/L. Prices updated regularly.
How does the 307 compare?
Tips to get better MPG from your 307
The 1.6 HDi engine works best when cruising at low revs on the motorway.
Clean out heavy cargo from the boot to preserve fuel economy.
Check tyre pressures weekly to ensure optimal rolling resistance.
Is the cheaper petrol station worth it?
In a Peugeot 307 achieving ~36 MPG real-world, if you fill 48 litres and the alternative station is 10p/litre cheaper:
£4.80
Gross saving on fuel
£0.52
Cost of 3-mile detour
£4.28
Net saving ✓
You could drive up to 28 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 307?
The Peugeot 307 achieves approximately 36 MPG in real-world petrol driving — around 12% lower than the official WLTP figure of 42.8 MPG due to real driving conditions. Diesel variants achieve around 48 MPG real-world.
How much does it cost to fill a Peugeot 307?
The Peugeot 307 has a fuel tank of 60 litres. At the UK average of 136.8p/litre for petrol, a full tank costs approximately £82.08. Diesel costs approximately £85.26 for a full tank.
What is the annual fuel cost for a Peugeot 307?
At the UK average annual mileage of 7,400 miles and current petrol price of 136.8p/litre, a Peugeot 307 costs approximately £1278 per year in fuel. At 10,000 miles/year the cost rises to £1727. Actual costs vary with your driving style and mileage.
Is it worth driving to a cheaper petrol station in a Peugeot 307?
In a Peugeot 307 doing ~36 MPG real-world, driving 3 miles round-trip to save 10p/litre on a 48-litre fill nets approximately £4.28 after the extra fuel cost. You could drive up to 28 miles before the saving is eaten up. Use the WorthThePump calculator for your exact situation.
How much does the Peugeot 307 cost per mile in fuel?
The Peugeot 307 costs approximately 17.3p per mile in petrol at current UK prices. Over a typical commute of 30 miles per day, that is approximately £5.19 per day in fuel.
What is the WLTP MPG figure for the Peugeot 307?
The official WLTP fuel economy figure for the Peugeot 307 is 42.8 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
Find the cheapest fuel for your 307
Enter your registration and we'll calculate whether the cheaper station nearby is worth the detour — factoring in your 307's real-world MPG.
Try WorthThePump — it's free