Suzuki Splash — MPG & Fuel Costs 2025
Suzuki's high-roofed compact hatchback, offering excellent visibility, flexible rear seating, and highly economical running costs.
The Suzuki Splash is a tall city car built in collaboration with Opel/Vauxhall (who sold it as the Agila B), offering a raised seating position.
It is powered by frugal petrol engines and a highly efficient 1.3-litre DDiS diesel engine sourced from Fiat.
Real-world fuel economy is highly respectable, with the diesel returning around 53 MPG and petrol versions averaging around 47 MPG.
TL;DR
47 MPG
Real-world petrol
53 MPG
Real-world diesel
45L
Tank capacity
£61.56
Full tank (petrol)
13.2p
Per mile (petrol)
Real-World Fuel Economy: The Suzuki Splash achieves an estimated 47 MPG (petrol) and 53 MPG (diesel) in real-world UK driving conditions, accounting for a 12% WLTP real-world penalty.
Forecourt Fuel Cost: Refueling the 45-litre tank completely costs approximately £61.56 (petrol) or £63.95 (diesel) at average UK fuel price rates.
Fuel economy at a glance
47
Real-world MPG
Petrol
55.4
Official WLTP
Petrol
53
Real-world MPG
Diesel
62.8
Official WLTP
Diesel
Annual fuel costs by mileage
| Annual mileage | Petrol | Diesel |
|---|---|---|
| 5,000 miles/yr | £662 | £609 |
| 7,400 miles/yr(UK average) | £979 | £902 |
| 10,000 miles/yr | £1323 | £1219 |
| 15,000 miles/yr | £1985 | £1828 |
| 20,000 miles/yr | £2646 | £2438 |
| Full tank (45L) | £61.56 | £63.95 |
| Cost per mile | 13.2p | 12.2p |
Based on UK average fuel prices: petrol 136.8p/L · diesel 142.1p/L. Prices updated regularly.
How does the Splash compare?
Tips to get better MPG from your Splash
The Splash has a tall profile; keeping highway speeds moderate saves fuel.
Shift up early; the naturally aspirated engine does not require high revs.
Avoid using air conditioning continuously on short local trips.
Is the cheaper petrol station worth it?
In a Suzuki Splash achieving ~47 MPG real-world, if you fill 36 litres and the alternative station is 10p/litre cheaper:
£3.60
Gross saving on fuel
£0.40
Cost of 3-mile detour
£3.20
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 Suzuki Splash?
The Suzuki Splash achieves approximately 47 MPG in real-world petrol driving — around 12% lower than the official WLTP figure of 55.4 MPG due to real driving conditions. Diesel variants achieve around 53 MPG real-world.
How much does it cost to fill a Suzuki Splash?
The Suzuki Splash has a fuel tank of 45 litres. At the UK average of 136.8p/litre for petrol, a full tank costs approximately £61.56. Diesel costs approximately £63.95 for a full tank.
What is the annual fuel cost for a Suzuki Splash?
At the UK average annual mileage of 7,400 miles and current petrol price of 136.8p/litre, a Suzuki Splash costs approximately £979 per year in fuel. At 10,000 miles/year the cost rises to £1323. Actual costs vary with your driving style and mileage.
Is it worth driving to a cheaper petrol station in a Suzuki Splash?
In a Suzuki Splash doing ~47 MPG real-world, driving 3 miles round-trip to save 10p/litre on a 36-litre fill nets approximately £3.20 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 Suzuki Splash cost per mile in fuel?
The Suzuki Splash costs approximately 13.2p per mile in petrol at current UK prices. Over a typical commute of 30 miles per day, that is approximately £3.96 per day in fuel.
What is the WLTP MPG figure for the Suzuki Splash?
The official WLTP fuel economy figure for the Suzuki Splash is 55.4 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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