2021 head-to-head · Midsize Car
2021 Audi A7 Plug-in Hybrid vs Volvo S90 Plug-in Hybrid
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 · 2.0L 4-cyl turbo · 7-speed dual-clutch · 68 MPGe + 29 MPG
AWD · 2.0L 4-cyl turbo · 8-speed automatic · 60 MPGe + 30 MPG
The 2021 Audi A7 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 $1,598 a year to fuel (68 MPGe + 29 MPG), versus $1,676 for the 2021 Volvo S90 Plug-in Hybrid (60 MPGe + 30 MPG). That's roughly $78 a year, or about $389 over five years.
Your numbers
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Fuel cost over 10 years
- Audi A7 Plug-in Hybrid
- Volvo S90 Plug-in Hybrid
Side by side
| Audi A7 Plug-in Hybrid | Volvo S90 Plug-in Hybrid | |
|---|---|---|
| $1,598 | Your annual fuel cost | $1,676 |
| 68 MPGe + 29 MPG | Combined efficiency | 60 MPGe + 30 MPG |
| 64 MPGe / 26 MPG | City | 58 MPGe / 28 MPG |
| 74 MPGe / 34 MPG | Highway | 64 MPGe / 31 MPG |
| 46 kWh | Electricity use (kWh/100 mi) | 50 kWh |
| 440 mi | Driving range | 490 mi |
| 24 mi | All-electric range | 21 mi |
| 95 cu ft | Passenger volume | 102 cu ft |
| 25 cu ft | Cargo volume | 14 cu ft |
| 139 g/mi | Tailpipe CO₂ (g/mi) | 163 g/mi |
| 9/10 | EPA fuel economy score | 8/10 |
| 10/10 | EPA greenhouse gas score | 10/10 |
| 2.4 hrs | Charge time at 240V | 3 hrs |
| Plug-in hybrid | Powertrain | Plug-in hybrid |
| Premium gas + electricity | Fuel | Premium gas + electricity |
| 2.0L 4-cyl turbo | Engine / motor | 2.0L 4-cyl turbo |
| 7-speed dual-clutch | Transmission | 8-speed automatic |
| AWD | Drivetrain | AWD |
✓ 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 A7 Plug-in Hybrid vs Volvo S90 Plug-in Hybrid across model years
- Audi A7 Plug-in Hybrid
- Volvo S90 Plug-in Hybrid
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
The Volvo S90 Plug-in Hybrid goes farther between stops: about 490 miles on a full tank and charge, compared with 440 miles for the Audi A7 Plug-in Hybrid.
Per EPA interior volume figures, the Volvo S90 Plug-in Hybrid has more passenger space (102 vs. 95 cu ft); the Audi A7 Plug-in Hybrid has more cargo space (25 vs. 14 cu ft).
Among 54 2021 midsize cars, the Audi A7 Plug-in Hybrid ranks 22nd and the Volvo S90 Plug-in Hybrid 27th for lowest fuel cost.
Frequently asked questions
Which is more fuel-efficient, the 2021 Audi A7 Plug-in Hybrid or the 2021 Volvo S90 Plug-in Hybrid?
Measured by cost to drive, the Audi A7 Plug-in Hybrid. The Audi A7 Plug-in Hybrid is rated 68 MPGe + 29 MPG combined and the Volvo S90 Plug-in Hybrid 60 MPGe + 30 MPG (EPA, most efficient configuration of each).
How much does it cost to fuel the 2021 Audi A7 Plug-in Hybrid vs. the Volvo S90 Plug-in Hybrid per year?
At 15,000 miles a year with 18¢/kWh electricity and $3.95/gal premium gas, about $1,598 for the Audi A7 Plug-in Hybrid and $1,676 for the Volvo S90 Plug-in Hybrid.
Which has more range?
The Volvo S90 Plug-in Hybrid: about 490 miles versus 440 miles.
Which has more cargo space?
The Audi A7 Plug-in Hybrid, with 25 cu ft of luggage volume versus 14 cu ft (EPA interior volume index).
Audi A7 Plug-in Hybrid vs Volvo S90 Plug-in Hybrid in other years
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