2015 head-to-head · Midsize Car

2015 Mercedes-Benz B-Class Electric Drive vs Volvo S80

MPG, range and what each one really costs you to fuel, from official EPA ratings and recalculated with your own gas and electricity prices.

Swap sides
✓ Cheaper to run
$1,080/ year to fuel
84 MPGe

FWD · Electric motor (132 kW) · Single-speed · 84 MPGe · 87 mi

✓ Cheaper to run
$1,603/ year to fuel
29 MPG

The 2015 Mercedes-Benz B-Class Electric Drive is the cheaper one to run. Driving 15,000 miles a year with 18¢/kWh electricity and $3.10/gal regular gas, it costs about $1,080 a year to fuel (84 MPGe), versus $1,603 for the 2015 Volvo S80 (29 MPG). That's roughly $523 a year, or about $2,617 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

  • Mercedes-Benz B-Class Electric Drive
  • Volvo S80

Side by side

Mercedes-Benz B-Class Electric DriveVolvo S80
$1,080 Your annual fuel cost $1,603
84 MPGe Combined efficiency 29 MPG
85 MPGe City 25 MPG
82 MPGe Highway 36 MPG
40 kWh Electricity use (kWh/100 mi) —
87 mi Driving range —
90 cu ft Passenger volume 98 cu ft
22 cu ft Cargo volume 15 cu ft
0 g/mi Tailpipe CO₂ (g/mi) 310 g/mi
10/10 EPA fuel economy score 7/10
10/10 EPA greenhouse gas score 7/10
3.5 hrs Charge time at 240V —
Electric Powertrain Gas
Electricity Fuel Regular gasoline
Electric motor (132 kW) Engine / motor 2.0L 4-cyl turbo
Single-speed Transmission 8-speed automatic
FWD Drivetrain FWD

✓ 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.

Mercedes-Benz B-Class Electric Drive vs Volvo S80 across model years

  • Mercedes-Benz B-Class Electric Drive
  • Volvo S80

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 Volvo S80 has more passenger space (98 vs. 90 cu ft); the Mercedes-Benz B-Class Electric Drive has more cargo space (22 vs. 15 cu ft).

Among 69 2015 midsize cars, the Mercedes-Benz B-Class Electric Drive ranks 5th and the Volvo S80 23rd for lowest fuel cost.

Because the Mercedes-Benz B-Class Electric Drive is fully electric, it has no tailpipe emissions and its running cost depends almost entirely on your electricity rate. Cheap overnight home charging widens its advantage over the Volvo S80; relying on DC fast chargers can erase it.

Frequently asked questions

Which is more fuel-efficient, the 2015 Mercedes-Benz B-Class Electric Drive or the 2015 Volvo S80?

Measured by cost to drive, the Mercedes-Benz B-Class Electric Drive. The Mercedes-Benz B-Class Electric Drive is rated 84 MPGe combined and the Volvo S80 29 MPG (EPA, most efficient configuration of each).

How much does it cost to fuel the 2015 Mercedes-Benz B-Class Electric Drive vs. the Volvo S80 per year?

At 15,000 miles a year with 18¢/kWh electricity and $3.10/gal regular gas, about $1,080 for the Mercedes-Benz B-Class Electric Drive and $1,603 for the Volvo S80.

Which has more cargo space?

The Mercedes-Benz B-Class Electric Drive, with 22 cu ft of luggage volume versus 15 cu ft (EPA interior volume index).

Mercedes-Benz B-Class Electric Drive vs Volvo S80 in other years

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