2021 · Large Car · Plug-in hybrid
2021 Audi A8 Plug-in Hybrid MPG & fuel economy
The 2021 Audi A8 Plug-in Hybrid is a large car with one EPA-rated configuration. This plug-in hybrid covers about 18 miles on electricity (53 MPGe), then returns 23 MPG on gas. Efficiency is unchanged from the 2020 model. Among 27 large cars rated for 2021, it ranks 13th for lowest fuel cost. At 15,000 miles a year with 18¢/kWh electricity and $3.95/gal premium gas, it costs about $2,170 a year to fuel.
What will it cost you?
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Fuel average
The 2021 Audi A8 Plug-in Hybrid's fuel average is 9.8 km/L (10.2 L/100 km), or 23 MPG combined: 8.9 km/L in the city and 11.1 km/L on the highway. On electricity it is rated 53 MPGe.
| MPG | km/L | L/100 km | |
|---|---|---|---|
| City (gas) | 21 | 8.9 | 11.2 |
| Highway (gas) | 26 | 11.1 | 9.0 |
| Combined (gas) | 23 | 9.8 | 10.2 |
How it ranks among 2021 Large Cars
Full class ranking →Annual fuel cost at 15,000 miles and default prices; shorter bars cost less.
A8 Plug-in Hybrid MPG across model years
Full history →1 EPA-rated configuration
| Configuration | Type | City | Hwy | Combined | Range | Your cost / yr |
|---|---|---|---|---|---|---|
| AWD · 3.0L 6-cyl turbo · 8-speed automatic A8 L |
Plug-in hybrid | 49 MPGe + 21 MPG | 60 MPGe + 26 MPG | 53 MPGe + 23 MPG | 420 mi | $2,170 |
Specs (most efficient configuration)
- Fuel
- Premium gas + electricity
- Engine / motor
- 3.0L 6-cyl turbo
- Transmission
- 8-speed automatic
- Drivetrain
- AWD
- Electricity use
- 63 kWh/100 mi
- All-electric range
- 18 mi
- Charge time (240V)
- 2.4 hrs
- Passenger volume
- 111 cu ft
- Cargo volume
- 13 cu ft
- Tailpipe CO₂
- 213 g/mi
- EPA fuel economy score
- 7/10
- EPA greenhouse gas score
- 8/10
2021 Audi A8 Plug-in Hybrid vs. rivals
Compare the 2021 A8 Plug-in Hybrid
With any other car from any year, including other A8 Plug-in Hybrid model years. Type a year to jump, e.g. "2015 Accord".
Same year, other powertrains: 2021 Audi A8 Hybrid (21 MPG)
Frequently asked questions
What is the gas mileage of the 2021 Audi A8 Plug-in Hybrid?
Up to 53 MPGe + 23 MPG combined.
What fuel does the 2021 Audi A8 Plug-in Hybrid use?
Premium gas + electricity (premium is required or recommended by the manufacturer).
What is the fuel average in km/L for the 2021 Audi A8 Plug-in Hybrid?
The 2021 Audi A8 Plug-in Hybrid's fuel average is 9.8 km/L (10.2 L/100 km), or 23 MPG combined: 8.9 km/L in the city and 11.1 km/L on the highway. On electricity it is rated 53 MPGe.
How much does it cost to fuel the 2021 Audi A8 Plug-in Hybrid per year?
About $2,170 at 15,000 miles a year with 18¢/kWh electricity and $3.95/gal premium gas, or $14.47 per 100 miles. Use the calculator on this page to plug in your own mileage and prices.