2021 head-to-head · Large Car
2021 Audi A8 Plug-in Hybrid vs Genesis G80
MPG, range and what each one really costs you to fuel, from official EPA ratings and recalculated with your own gas and electricity prices.
AWD · 3.0L 6-cyl turbo · 8-speed automatic · 53 MPGe + 23 MPG
The 2021 Audi A8 Plug-in Hybrid is the cheaper one to run. Driving 15,000 miles a year with 18¢/kWh electricity and $3.95/gal premium gas, it costs about $2,170 a year to fuel (53 MPGe + 23 MPG), versus $2,279 for the 2021 Genesis G80 (26 MPG). That's roughly $109 a year, or about $544 over five years.
Your numbers
Change these to match your driving and local prices. Every figure and chart on this page updates.
Fuel cost over 10 years
- Audi A8 Plug-in Hybrid
- Genesis G80
Side by side
| Audi A8 Plug-in Hybrid | Genesis G80 | |
|---|---|---|
| $2,170 | Your annual fuel cost | $2,279 |
| 53 MPGe + 23 MPG | Combined efficiency | 26 MPG |
| 49 MPGe / 21 MPG | City | 23 MPG |
| 60 MPGe / 26 MPG | Highway | 32 MPG |
| 63 kWh | Electricity use (kWh/100 mi) | — |
| 420 mi | Driving range | — |
| 18 mi | All-electric range | — |
| 111 cu ft | Passenger volume | 107 cu ft |
| 13 cu ft | Cargo volume | 15 cu ft |
| 213 g/mi | Tailpipe CO₂ (g/mi) | 345 g/mi |
| 7/10 | EPA fuel economy score | 5/10 |
| 8/10 | EPA greenhouse gas score | 5/10 |
| 2.4 hrs | Charge time at 240V | — |
| Plug-in hybrid | Powertrain | Gas |
| Premium gas + electricity | Fuel | Premium gasoline |
| 3.0L 6-cyl turbo | Engine / motor | 2.5L 4-cyl turbo |
| 8-speed automatic | Transmission | 8-speed automatic |
| AWD | Drivetrain | RWD |
✓ marks the better value. EPA scores run 1–10 (10 is best). Volumes come from the EPA interior volume index and aren't published for every body style.
Audi A8 Plug-in Hybrid vs Genesis G80 across model years
- Audi A8 Plug-in Hybrid
- Genesis G80
Annual fuel cost of the most efficient configuration of each model year, at your prices. Click a point to open that year.
How they differ
Per EPA interior volume figures, the Audi A8 Plug-in Hybrid has more passenger space (111 vs. 107 cu ft); the Genesis G80 has more cargo space (15 vs. 13 cu ft).
Among 27 2021 large cars, the Audi A8 Plug-in Hybrid ranks 13th and the Genesis G80 17th for lowest fuel cost.
The powertrains differ: the Audi A8 Plug-in Hybrid is a plug-in hybrid, while the Genesis G80 is a conventional gas model.
Frequently asked questions
Which is more fuel-efficient, the 2021 Audi A8 Plug-in Hybrid or the 2021 Genesis G80?
Measured by cost to drive, the Audi A8 Plug-in Hybrid. The Audi A8 Plug-in Hybrid is rated 53 MPGe + 23 MPG combined and the Genesis G80 26 MPG (EPA, most efficient configuration of each).
How much does it cost to fuel the 2021 Audi A8 Plug-in Hybrid vs. the Genesis G80 per year?
At 15,000 miles a year with 18¢/kWh electricity and $3.95/gal premium gas, about $2,170 for the Audi A8 Plug-in Hybrid and $2,279 for the Genesis G80.
Which has more cargo space?
The Genesis G80, with 15 cu ft of luggage volume versus 13 cu ft (EPA interior volume index).
Audi A8 Plug-in Hybrid vs Genesis G80 in other years
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