Peugeot RCZ — MPG & Fuel Costs 2025
Peugeot's striking double-bubble roof sports coupe, offering sleek styling and efficient diesel and petrol engines.
The Peugeot RCZ is a dramatic sports coupe that stood out in Peugeot's line-up thanks to its low stance, muscular arches, and iconic 'double-bubble' roof structure. It was highly praised for its handling dynamics.
Power options included the 1.6-litre THP petrol engine (shared with MINI) and the robust 2.0-litre HDi turbodiesel. The diesel variant is particularly sought after for long motorway trips.
Real-world fuel economy is very strong, with the HDi diesel returning an average of 45-50 MPG. Petrol variants average in the high 30s when cruised gently.
TL;DR
38 MPG
Real-world petrol
45 MPG
Real-world diesel
55L
Tank capacity
£75.24
Full tank (petrol)
16.4p
Per mile (petrol)
Real-World Fuel Economy: The Peugeot RCZ achieves an estimated 38 MPG (petrol) and 45 MPG (diesel) in real-world UK driving conditions, accounting for a 12% WLTP real-world penalty.
Forecourt Fuel Cost: Refueling the 55-litre tank completely costs approximately £75.24 (petrol) or £78.16 (diesel) at average UK fuel price rates.
Fuel economy at a glance
38
Real-world MPG
Petrol
44.1
Official WLTP
Petrol
45
Real-world MPG
Diesel
53.3
Official WLTP
Diesel
Annual fuel costs by mileage
| Annual mileage | Petrol | Diesel |
|---|---|---|
| 5,000 miles/yr | £818 | £718 |
| 7,400 miles/yr(UK average) | £1211 | £1062 |
| 10,000 miles/yr | £1637 | £1436 |
| 15,000 miles/yr | £2455 | £2153 |
| 20,000 miles/yr | £3273 | £2871 |
| Full tank (55L) | £75.24 | £78.16 |
| Cost per mile | 16.4p | 14.4p |
Based on UK average fuel prices: petrol 136.8p/L · diesel 142.1p/L. Prices updated regularly.
How does the RCZ compare?
Tips to get better MPG from your RCZ
The 2.0 HDi has excellent low-end pull; shift up early to keep revs low.
Ensure the active rear spoiler is clean and functional to prevent unwanted drag.
Avoid accelerating aggressively on short runs to protect the THP turbocharger and save fuel.
Is the cheaper petrol station worth it?
In a Peugeot RCZ achieving ~38 MPG real-world, if you fill 44 litres and the alternative station is 10p/litre cheaper:
£4.40
Gross saving on fuel
£0.49
Cost of 3-mile detour
£3.91
Net saving ✓
You could drive up to 27 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 RCZ?
The Peugeot RCZ achieves approximately 38 MPG in real-world petrol driving — around 12% lower than the official WLTP figure of 44.1 MPG due to real driving conditions. Diesel variants achieve around 45 MPG real-world.
How much does it cost to fill a Peugeot RCZ?
The Peugeot RCZ has a fuel tank of 55 litres. At the UK average of 136.8p/litre for petrol, a full tank costs approximately £75.24. Diesel costs approximately £78.16 for a full tank.
What is the annual fuel cost for a Peugeot RCZ?
At the UK average annual mileage of 7,400 miles and current petrol price of 136.8p/litre, a Peugeot RCZ costs approximately £1211 per year in fuel. At 10,000 miles/year the cost rises to £1637. Actual costs vary with your driving style and mileage.
Is it worth driving to a cheaper petrol station in a Peugeot RCZ?
In a Peugeot RCZ doing ~38 MPG real-world, driving 3 miles round-trip to save 10p/litre on a 44-litre fill nets approximately £3.91 after the extra fuel cost. You could drive up to 27 miles before the saving is eaten up. Use the WorthThePump calculator for your exact situation.
How much does the Peugeot RCZ cost per mile in fuel?
The Peugeot RCZ costs approximately 16.4p per mile in petrol at current UK prices. Over a typical commute of 30 miles per day, that is approximately £4.92 per day in fuel.
What is the WLTP MPG figure for the Peugeot RCZ?
The official WLTP fuel economy figure for the Peugeot RCZ is 44.1 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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