Vauxhall Viva — MPG & Fuel Costs 2025
Vauxhall's simple, value-focused city car. Offers five doors, a comfortable ride, and very low running costs.
TL;DR
50 MPG
Real-world petrol
32L
Tank capacity
£43.78
Full tank (petrol)
12.4p
Per mile (petrol)
Real-World Fuel Economy: The Vauxhall Viva achieves an estimated 50 MPG in real-world UK driving conditions, accounting for a 12% WLTP real-world penalty.
Forecourt Fuel Cost: Refueling the 32-litre tank completely costs approximately £43.78 at average UK fuel price rates.
Fuel economy at a glance
50
Real-world MPG
Petrol
58.9
Official WLTP
Petrol
Annual fuel costs by mileage
| Annual mileage | Petrol |
|---|---|
| 5,000 miles/yr | £622 |
| 7,400 miles/yr(UK average) | £920 |
| 10,000 miles/yr | £1244 |
| 15,000 miles/yr | £1866 |
| 20,000 miles/yr | £2488 |
| Full tank (32L) | £43.78 |
| Cost per mile | 12.4p |
Based on UK average fuel prices: petrol 136.8p/L · diesel 142.1p/L. Prices updated regularly.
How does the Viva compare?
Tips to get better MPG from your Viva
Drive smoothly; the Viva's lightweight chassis rewards defensive, consistent driving.
Select the ECOTEC models if buying used, which feature aerodynamic tweaks for extra MPG.
Keep the small 32-litre tank topped up to avoid frequent visits to fuel stations.
Is the cheaper petrol station worth it?
In a Vauxhall Viva achieving ~50 MPG real-world, if you fill 26 litres and the alternative station is 10p/litre cheaper:
£2.60
Gross saving on fuel
£0.37
Cost of 3-mile detour
£2.23
Net saving ✓
You could drive up to 21 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 Vauxhall Viva?
The Vauxhall Viva achieves approximately 50 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 Vauxhall Viva?
The Vauxhall Viva has a fuel tank of 32 litres. At the UK average of 136.8p/litre for petrol, a full tank costs approximately £43.78. Diesel costs approximately £45.47 for a full tank.
What is the annual fuel cost for a Vauxhall Viva?
At the UK average annual mileage of 7,400 miles and current petrol price of 136.8p/litre, a Vauxhall Viva costs approximately £920 per year in fuel. At 10,000 miles/year the cost rises to £1244. Actual costs vary with your driving style and mileage.
Is it worth driving to a cheaper petrol station in a Vauxhall Viva?
In a Vauxhall Viva doing ~50 MPG real-world, driving 3 miles round-trip to save 10p/litre on a 26-litre fill nets approximately £2.23 after the extra fuel cost. You could drive up to 21 miles before the saving is eaten up. Use the WorthThePump calculator for your exact situation.
How much does the Vauxhall Viva cost per mile in fuel?
The Vauxhall Viva costs approximately 12.4p per mile in petrol at current UK prices. Over a typical commute of 30 miles per day, that is approximately £3.72 per day in fuel.
What is the WLTP MPG figure for the Vauxhall Viva?
The official WLTP fuel economy figure for the Vauxhall Viva 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
Find the cheapest fuel for your Viva
Enter your registration and we'll calculate whether the cheaper station nearby is worth the detour — factoring in your Viva's real-world MPG.
Try WorthThePump — it's free