2026 head-to-head · Compact Car

2026 Mercedes-Benz CLA-Class vs Toyota Mirai

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
$2,576/ year to fuel
23 MPG

AWD · 2.0L 4-cyl turbo · 8-speed dual-clutch · 23 MPG

✓ Cheaper to run
$7,500/ year to fuel
72 MPGe

RWD · Electric motor (134 kW) · CVT · 72 MPGe

The 2026 Mercedes-Benz CLA-Class is the cheaper one to run. Driving 15,000 miles a year with $3.95/gal premium gas and $36.00/kg hydrogen, it costs about $2,576 a year to fuel (23 MPG), versus $7,500 for the 2026 Toyota Mirai (72 MPGe). That's roughly $4,924 a year, or about $24,620 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 CLA-Class
  • Toyota Mirai

Side by side

Mercedes-Benz CLA-ClassToyota Mirai
$2,576 Your annual fuel cost $7,500
23 MPG Combined efficiency 72 MPGe
20 MPG City 74 MPGe
28 MPG Highway 70 MPGe
— Driving range 402 mi
89 cu ft Passenger volume 93 cu ft
12 cu ft Cargo volume 10 cu ft
379 g/mi Tailpipe CO₂ (g/mi) 0 g/mi
5/10 EPA fuel economy score 9/10
5/10 EPA greenhouse gas score 10/10
Gas Powertrain Fuel cell
Premium gasoline Fuel Hydrogen
2.0L 4-cyl turbo Engine / motor Electric motor (134 kW)
8-speed dual-clutch Transmission CVT
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.

Mercedes-Benz CLA-Class vs Toyota Mirai across model years

  • Mercedes-Benz CLA-Class
  • Toyota Mirai

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 Toyota Mirai has more passenger space (93 vs. 89 cu ft); the Mercedes-Benz CLA-Class has more cargo space (12 vs. 10 cu ft).

Among 21 2026 compact cars, the Mercedes-Benz CLA-Class ranks 18th and the Toyota Mirai 21st for lowest fuel cost.

The powertrains differ: the Mercedes-Benz CLA-Class is a conventional gas model, while the Toyota Mirai is a hydrogen fuel-cell vehicle.

Frequently asked questions

Which is more fuel-efficient, the 2026 Mercedes-Benz CLA-Class or the 2026 Toyota Mirai?

Measured by cost to drive, the Mercedes-Benz CLA-Class. The Mercedes-Benz CLA-Class is rated 23 MPG combined and the Toyota Mirai 72 MPGe (EPA, most efficient configuration of each).

How much does it cost to fuel the 2026 Mercedes-Benz CLA-Class vs. the Toyota Mirai per year?

At 15,000 miles a year with $3.95/gal premium gas and $36.00/kg hydrogen, about $2,576 for the Mercedes-Benz CLA-Class and $7,500 for the Toyota Mirai.

Which has more cargo space?

The Mercedes-Benz CLA-Class, with 12 cu ft of luggage volume versus 10 cu ft (EPA interior volume index).

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