Subaru Solterra vs Toyota bZ4X: Specs Compared

Also searched as Toyota bZ4X vs Subaru Solterra specs — both orientations show this same side-by-side comparison.

The Subaru Solterra is the more efficient of the two: it reaches 120 mpg combined versus 119 mpg for the Toyota bZ4X, a 1 mpg advantage and costs about $0 less per year to fuel.

Across 2 measured categories, the Subaru Solterra leads in 2. Figures are EPA test data, not manufacturer claims.

2023–2027

Subaru Solterra

Small Sport Utility Vehicle 4WD · 10 configurations

120mpg combined (best)
All Subaru Solterra specs

2023–2025

Toyota bZ4X

Small Sport Utility Vehicle 4WD · 13 configurations

119mpg combined (best)
All Toyota bZ4X specs

Head-to-head specifications

MetricSubaru SolterraToyota bZ4X
Best combined MPG120 mpg ✓119 mpg
Best city MPG131 mpg131 mpg
Best highway MPG109 mpg ✓107 mpg
Lowest annual fuel costEPA estimate at 15,000 miles per year$650$650
Lowest CO2 outputNot availableNot available
Engines offeredNot availableNot available
TransmissionsAutomatic (A1)Automatic (A1)
DrivetrainsAll-Wheel DriveFront-Wheel Drive, All-Wheel Drive
Fuel typesElectricityElectricity
EPA classSmall Sport Utility Vehicle 4WDSmall Sport Utility Vehicle 4WD
Years covered2023–20272023–2025
Configurations on record1013

Source: EPA fuel economy records via fueleconomy.gov. Best-case values across all recorded configurations for each model.

Subaru Solterra vs Toyota bZ4X dimensions and size

The Toyota bZ4X is 0 inches longer than the Subaru Solterra, and 154.3 lbs lighter. Both clear the roughly 200 inches of usable length in a standard single garage bay.

Subaru Solterra versus Toyota bZ4X exterior dimensions
DimensionSubaru Solterra (2026)Toyota bZ4X (2025)Difference
Length184.6 in184.6 inidentical
Width (excl. mirrors)73.2 in73.2 inidentical
Height65 in65 inidentical
Wheelbase112.2 in112.2 inidentical
Curb weight4,365 lbs4,211 lbs154 lbs

Width excludes mirrors; add 8–12 inches for mirrors out. Figures are for the newest model year on record for each vehicle. See both drawn to scale.

Subaru Solterra vs Toyota bZ4X: what the numbers mean

Running cost over five years: at the EPA's 15,000-mile-a-year assumption the Subaru Solterra burns about $650 of fuel annually against $650 for the Toyota bZ4X. That $0 yearly gap compounds to roughly $0 over five years and $0 over eight — often more than the price difference between two trims of the same vehicle, and the single largest running-cost line item separating these two.

City versus highway split: the Toyota bZ4X is the stronger commuter at 131 mpg city, while the Subaru Solterra pulls ahead on the interstate at 109 mpg highway. If most of your driving is stop-and-go traffic the city figure is the one to weigh; for long-distance highway mileage the reverse is true, and the two vehicles effectively swap places depending on how you drive.

Drivetrain and class: the Subaru Solterra is offered with All-Wheel Drive, the Toyota bZ4X with Front-Wheel Drive, All-Wheel Drive. All-wheel drive typically costs one to two mpg combined against the same vehicle in front- or rear-wheel drive, which is worth remembering when the gap between these two is small. The EPA classes them as Small Sport Utility Vehicle 4WD and Small Sport Utility Vehicle 4WD respectively — the class drives the interior volume, cargo space and passenger space each one is measured against.

Solterra vs bZ4X: common questions

Which is better on gas, the Subaru Solterra or the Toyota bZ4X?

The Subaru Solterra is the more efficient of the two: it reaches 120 mpg combined versus 119 mpg for the Toyota bZ4X, a 1 mpg advantage and costs about $0 less per year to fuel.

Which costs less to run per year?

By EPA estimates at 15,000 miles a year, the Toyota bZ4X runs about $650 a year in fuel at its most efficient configuration, versus about $650 for the Subaru Solterra — a difference of roughly $0 per year.

What engines do the Solterra and bZ4X offer?

Subaru Solterra: no engine data on record. Toyota bZ4X: no engine data on record.

Are they in the same vehicle class?

Yes — the EPA classifies both the Subaru Solterra and the Toyota bZ4X as Small Sport Utility Vehicle 4WD, so they compete directly.

More Solterra comparisons

More bZ4X comparisons

Comparison id: subaru-solterra-vs-toyota-bz4x