Mercedes-Benz EQB vs Volvo EX30: Specs Compared
Also searched as Volvo EX30 vs Mercedes-Benz EQB specs — both orientations show this same side-by-side comparison.
The Volvo EX30 is the more efficient of the two: it reaches 116 mpg combined versus 107 mpg for the Mercedes-Benz EQB, a 9 mpg advantage and costs about $50 less per year to fuel.
Across 4 measured categories, the Volvo EX30 leads in 4. Figures are EPA test data, not manufacturer claims.
2022–2025
Mercedes-Benz EQB
Small Sport Utility Vehicle 4WD · 8 configurations
2025–2026
Volvo EX30
Small Sport Utility Vehicle 4WD · 8 configurations
Head-to-head specifications
| Metric | Mercedes-Benz EQB | Volvo EX30 |
|---|---|---|
| Best combined MPG | 107 mpg | 116 mpg ✓ |
| Best city MPG | 114 mpg | 127 mpg ✓ |
| Best highway MPG | 100 mpg | 104 mpg ✓ |
| Lowest annual fuel costEPA estimate at 15,000 miles per year | $700 | $650 ✓ |
| Lowest CO2 output | Not available | Not available |
| Engines offered | Not available | Not available |
| Transmissions | Automatic (A1) | Automatic (A1) |
| Drivetrains | Front-Wheel Drive, All-Wheel Drive | All-Wheel Drive, Rear-Wheel Drive |
| Fuel types | Electricity | Electricity |
| EPA class | Small Sport Utility Vehicle 4WD | Small Sport Utility Vehicle 4WD |
| Years covered | 2022–2025 | 2025–2026 |
| Configurations on record | 8 | 8 |
Source: EPA fuel economy records via fueleconomy.gov. Best-case values across all recorded configurations for each model.
Mercedes-Benz EQB vs Volvo EX30 dimensions and size
The Mercedes-Benz EQB is 17.7 inches longer than the Volvo EX30 on a wheelbase 7.1 inches longer, and 463 lbs heavier. Both clear the roughly 200 inches of usable length in a standard single garage bay.
| Dimension | Mercedes-Benz EQB (2026) | Volvo EX30 (2026) | Difference |
|---|---|---|---|
| Length | 184.3 in | 166.5 in | 17.7 in |
| Width (excl. mirrors) | 72 in | 72.4 in | 0.4 in |
| Height | 65.7 in | 61 in | 4.7 in |
| Wheelbase | 111.4 in | 104.3 in | 7.1 in |
| Curb weight | 4,497 lbs | 4,034 lbs | 463 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.
Mercedes-Benz EQB vs Volvo EX30: what the numbers mean
Running cost over five years: at the EPA's 15,000-mile-a-year assumption the Volvo EX30 burns about $650 of fuel annually against $700 for the Mercedes-Benz EQB. That $50 yearly gap compounds to roughly $250 over five years and $400 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 and highway economy: the Volvo EX30 leads in both cycles — 127 mpg city and 104 mpg highway against 114 and 100 mpg — so its fuel-efficiency advantage holds whether you commute in traffic or cover long highway miles.
Drivetrain and class: the Mercedes-Benz EQB is offered with Front-Wheel Drive, All-Wheel Drive, the Volvo EX30 with All-Wheel Drive, Rear-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.
EQB vs EX30: common questions
Which is better on gas, the Mercedes-Benz EQB or the Volvo EX30?
The Volvo EX30 is the more efficient of the two: it reaches 116 mpg combined versus 107 mpg for the Mercedes-Benz EQB, a 9 mpg advantage and costs about $50 less per year to fuel.
Which costs less to run per year?
By EPA estimates at 15,000 miles a year, the Volvo EX30 runs about $650 a year in fuel at its most efficient configuration, versus about $700 for the Mercedes-Benz EQB — a difference of roughly $50 per year.
What engines do the EQB and EX30 offer?
Mercedes-Benz EQB: no engine data on record. Volvo EX30: no engine data on record.
Are they in the same vehicle class?
Yes — the EPA classifies both the Mercedes-Benz EQB and the Volvo EX30 as Small Sport Utility Vehicle 4WD, so they compete directly.
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Comparison id: mercedes-benz-eqb-vs-volvo-ex30