Kia EV6 vs Mercedes-Benz EQB: Specs Compared
Also searched as Mercedes-Benz EQB vs Kia EV6 specs — both orientations show this same side-by-side comparison.
The Kia EV6 is the more efficient of the two: it reaches 117 mpg combined versus 107 mpg for the Mercedes-Benz EQB, a 10 mpg advantage and costs about $50 less per year to fuel.
Across 4 measured categories, the Kia EV6 leads in 4. Figures are EPA test data, not manufacturer claims.
2022–2026
Kia EV6
Small Sport Utility Vehicle 4WD · 23 configurations
2022–2025
Mercedes-Benz EQB
Small Sport Utility Vehicle 4WD · 8 configurations
Head-to-head specifications
| Metric | Kia EV6 | Mercedes-Benz EQB |
|---|---|---|
| Best combined MPG | 117 mpg ✓ | 107 mpg |
| Best city MPG | 136 mpg ✓ | 114 mpg |
| Best highway MPG | 103 mpg ✓ | 100 mpg |
| Lowest annual fuel costEPA estimate at 15,000 miles per year | $650 ✓ | $700 |
| Lowest CO2 output | Not available | Not available |
| Engines offered | Not available | Not available |
| Transmissions | Automatic (A1) | Automatic (A1) |
| Drivetrains | Rear-Wheel Drive, All-Wheel Drive | Front-Wheel Drive, All-Wheel Drive |
| Fuel types | Electricity | Electricity |
| EPA class | Small Sport Utility Vehicle 4WD | Small Sport Utility Vehicle 4WD |
| Years covered | 2022–2026 | 2022–2025 |
| Configurations on record | 23 | 8 |
Source: EPA fuel economy records via fueleconomy.gov. Best-case values across all recorded configurations for each model.
Kia EV6 vs Mercedes-Benz EQB dimensions and size
The Kia EV6 is 0.4 inches longer than the Mercedes-Benz EQB on a wheelbase 2.8 inches longer, and 141.1 lbs heavier. Both clear the roughly 200 inches of usable length in a standard single garage bay.
| Dimension | Kia EV6 (2026) | Mercedes-Benz EQB (2026) | Difference |
|---|---|---|---|
| Length | 184.6 in | 184.3 in | 0.4 in |
| Width (excl. mirrors) | 74 in | 72 in | 2 in |
| Height | 61 in | 65.7 in | 4.7 in |
| Wheelbase | 114.2 in | 111.4 in | 2.8 in |
| Curb weight | 4,639 lbs | 4,497 lbs | 141 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.
Kia EV6 vs Mercedes-Benz EQB: what the numbers mean
Running cost over five years: at the EPA's 15,000-mile-a-year assumption the Kia EV6 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 Kia EV6 leads in both cycles — 136 mpg city and 103 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 Kia EV6 is offered with Rear-Wheel Drive, All-Wheel Drive, the Mercedes-Benz EQB 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.
EV6 vs EQB: common questions
Which is better on gas, the Kia EV6 or the Mercedes-Benz EQB?
The Kia EV6 is the more efficient of the two: it reaches 117 mpg combined versus 107 mpg for the Mercedes-Benz EQB, a 10 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 Kia EV6 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 EV6 and EQB offer?
Kia EV6: no engine data on record. Mercedes-Benz EQB: no engine data on record.
Are they in the same vehicle class?
Yes — the EPA classifies both the Kia EV6 and the Mercedes-Benz EQB as Small Sport Utility Vehicle 4WD, so they compete directly.
More EV6 comparisons
More EQB comparisons
Comparison id: kia-ev6-vs-mercedes-benz-eqb