Alfa Romeo Giulia — MPG & Fuel Costs 2025
Alfa Romeo's beautiful rear-wheel-drive saloon, offering sharp handling and highly efficient turbo engines.
The Alfa Romeo Giulia brought the Italian brand back to its rear-wheel-drive roots, featuring perfect 50:50 weight distribution and quick, direct steering.
Engine options include the 2.2-litre JTDM-2 diesel, which is highly efficient, and the 2.0-litre petrol turbo. The high-performance Quadrifoglio model features a Ferrari-derived V6.
Real-world economy for the JTDM diesel is impressive, averaging 46 MPG in mixed use, while the 2.0-litre petrol model averages a respectable 33-35 MPG.
TL;DR
33 MPG
Real-world petrol
46 MPG
Real-world diesel
58L
Tank capacity
£79.34
Full tank (petrol)
18.8p
Per mile (petrol)
Real-World Fuel Economy: The Alfa Romeo Giulia achieves an estimated 33 MPG (petrol) and 46 MPG (diesel) in real-world UK driving conditions, accounting for a 12% WLTP real-world penalty.
Forecourt Fuel Cost: Refueling the 58-litre tank completely costs approximately £79.34 (petrol) or £82.42 (diesel) at average UK fuel price rates.
Fuel economy at a glance
33
Real-world MPG
Petrol
38.2
Official WLTP
Petrol
46
Real-world MPG
Diesel
54.3
Official WLTP
Diesel
Annual fuel costs by mileage
| Annual mileage | Petrol | Diesel |
|---|---|---|
| 5,000 miles/yr | £942 | £702 |
| 7,400 miles/yr(UK average) | £1395 | £1039 |
| 10,000 miles/yr | £1885 | £1404 |
| 15,000 miles/yr | £2827 | £2106 |
| 20,000 miles/yr | £3769 | £2809 |
| Full tank (58L) | £79.34 | £82.42 |
| Cost per mile | 18.8p | 14.0p |
Based on UK average fuel prices: petrol 136.8p/L · diesel 142.1p/L. Prices updated regularly.
How does the Giulia compare?
Tips to get better MPG from your Giulia
Use the 'Advanced Efficiency' mode on the DNA selector to maximize fuel economy.
Utilize the sailing/gliding function of the 8-speed automatic gearbox when cruising.
Run premium fuel in the V6 Quadrifoglio to keep the engine operating at peak efficiency.
Is the cheaper petrol station worth it?
In a Alfa Romeo Giulia achieving ~33 MPG real-world, if you fill 46 litres and the alternative station is 10p/litre cheaper:
£4.60
Gross saving on fuel
£0.57
Cost of 3-mile detour
£4.03
Net saving ✓
You could drive up to 24 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 Alfa Romeo Giulia?
The Alfa Romeo Giulia achieves approximately 33 MPG in real-world petrol driving — around 12% lower than the official WLTP figure of 38.2 MPG due to real driving conditions. Diesel variants achieve around 46 MPG real-world.
How much does it cost to fill a Alfa Romeo Giulia?
The Alfa Romeo Giulia has a fuel tank of 58 litres. At the UK average of 136.8p/litre for petrol, a full tank costs approximately £79.34. Diesel costs approximately £82.42 for a full tank.
What is the annual fuel cost for a Alfa Romeo Giulia?
At the UK average annual mileage of 7,400 miles and current petrol price of 136.8p/litre, a Alfa Romeo Giulia costs approximately £1395 per year in fuel. At 10,000 miles/year the cost rises to £1885. Actual costs vary with your driving style and mileage.
Is it worth driving to a cheaper petrol station in a Alfa Romeo Giulia?
In a Alfa Romeo Giulia doing ~33 MPG real-world, driving 3 miles round-trip to save 10p/litre on a 46-litre fill nets approximately £4.03 after the extra fuel cost. You could drive up to 24 miles before the saving is eaten up. Use the WorthThePump calculator for your exact situation.
How much does the Alfa Romeo Giulia cost per mile in fuel?
The Alfa Romeo Giulia costs approximately 18.8p per mile in petrol at current UK prices. Over a typical commute of 30 miles per day, that is approximately £5.64 per day in fuel.
What is the WLTP MPG figure for the Alfa Romeo Giulia?
The official WLTP fuel economy figure for the Alfa Romeo Giulia is 38.2 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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