Vauxhall Vectra — MPG & Fuel Costs 2025
Vauxhall's long-serving family saloon and hatchback, offering comfortable motorway cruising and reliable mechanicals.
The Vauxhall Vectra was a staple of UK motorways for over a decade. It is highly regarded as a spacious, simple, and comfortable long-distance family car.
The 1.9-litre CDTi diesel engines (developed with Fiat) are famous for combining strong performance with high fuel economy.
Real-world fuel economy averages 41 MPG for the diesel versions, while the standard 1.8-litre petrol model returns around 32 MPG.
TL;DR
32 MPG
Real-world petrol
41 MPG
Real-world diesel
61L
Tank capacity
£83.45
Full tank (petrol)
19.4p
Per mile (petrol)
Real-World Fuel Economy: The Vauxhall Vectra achieves an estimated 32 MPG (petrol) and 41 MPG (diesel) in real-world UK driving conditions, accounting for a 12% WLTP real-world penalty.
Forecourt Fuel Cost: Refueling the 61-litre tank completely costs approximately £83.45 (petrol) or £86.68 (diesel) at average UK fuel price rates.
Fuel economy at a glance
32
Real-world MPG
Petrol
38.7
Official WLTP
Petrol
41
Real-world MPG
Diesel
48.7
Official WLTP
Diesel
Annual fuel costs by mileage
| Annual mileage | Petrol | Diesel |
|---|---|---|
| 5,000 miles/yr | £972 | £788 |
| 7,400 miles/yr(UK average) | £1438 | £1166 |
| 10,000 miles/yr | £1943 | £1576 |
| 15,000 miles/yr | £2915 | £2363 |
| 20,000 miles/yr | £3887 | £3151 |
| Full tank (61L) | £83.45 | £86.68 |
| Cost per mile | 19.4p | 15.8p |
Based on UK average fuel prices: petrol 136.8p/L · diesel 142.1p/L. Prices updated regularly.
How does the Vectra compare?
Tips to get better MPG from your Vectra
The 1.9 CDTi engine works best when cruising at low revs on the motorway.
Upshift early to avoid running the petrol engines at high RPMs.
Maintain a steady throttle and use cruise control on highway stretches.
Is the cheaper petrol station worth it?
In a Vauxhall Vectra achieving ~32 MPG real-world, if you fill 49 litres and the alternative station is 10p/litre cheaper:
£4.90
Gross saving on fuel
£0.58
Cost of 3-mile detour
£4.32
Net saving ✓
You could drive up to 25 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 Vectra?
The Vauxhall Vectra achieves approximately 32 MPG in real-world petrol driving — around 12% lower than the official WLTP figure of 38.7 MPG due to real driving conditions. Diesel variants achieve around 41 MPG real-world.
How much does it cost to fill a Vauxhall Vectra?
The Vauxhall Vectra has a fuel tank of 61 litres. At the UK average of 136.8p/litre for petrol, a full tank costs approximately £83.45. Diesel costs approximately £86.68 for a full tank.
What is the annual fuel cost for a Vauxhall Vectra?
At the UK average annual mileage of 7,400 miles and current petrol price of 136.8p/litre, a Vauxhall Vectra costs approximately £1438 per year in fuel. At 10,000 miles/year the cost rises to £1943. Actual costs vary with your driving style and mileage.
Is it worth driving to a cheaper petrol station in a Vauxhall Vectra?
In a Vauxhall Vectra doing ~32 MPG real-world, driving 3 miles round-trip to save 10p/litre on a 49-litre fill nets approximately £4.32 after the extra fuel cost. You could drive up to 25 miles before the saving is eaten up. Use the WorthThePump calculator for your exact situation.
How much does the Vauxhall Vectra cost per mile in fuel?
The Vauxhall Vectra costs approximately 19.4p per mile in petrol at current UK prices. Over a typical commute of 30 miles per day, that is approximately £5.82 per day in fuel.
What is the WLTP MPG figure for the Vauxhall Vectra?
The official WLTP fuel economy figure for the Vauxhall Vectra is 38.7 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 Vectra
Enter your registration and we'll calculate whether the cheaper station nearby is worth the detour — factoring in your Vectra's real-world MPG.
Try WorthThePump — it's free