Kia EV6 vs Volvo EX90: Specs Compared
Also searched as Volvo EX90 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 98 mpg for the Volvo EX90, a 19 mpg advantage and costs about $150 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
2025–2027
Volvo EX90
Standard Sport Utility Vehicle 4WD · 15 configurations
Head-to-head specifications
| Metric | Kia EV6 | Volvo EX90 |
|---|---|---|
| Best combined MPG | 117 mpg ✓ | 98 mpg |
| Best city MPG | 136 mpg ✓ | 104 mpg |
| Best highway MPG | 103 mpg ✓ | 91 mpg |
| Lowest annual fuel costEPA estimate at 15,000 miles per year | $650 ✓ | $800 |
| 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 | All-Wheel Drive, Rear-Wheel Drive |
| Fuel types | Electricity | Electricity |
| EPA class | Small Sport Utility Vehicle 4WD | Standard Sport Utility Vehicle 4WD |
| Years covered | 2022–2026 | 2025–2027 |
| Configurations on record | 23 | 15 |
Source: EPA fuel economy records via fueleconomy.gov. Best-case values across all recorded configurations for each model.
Kia EV6 vs Volvo EX90 dimensions and size
The Volvo EX90 is 13.8 inches longer than the Kia EV6 on a wheelbase 3.1 inches longer, and 1,289.7 lbs heavier. Both clear the roughly 200 inches of usable length in a standard single garage bay.
| Dimension | Kia EV6 (2026) | Volvo EX90 (2026) | Difference |
|---|---|---|---|
| Length | 184.6 in | 198.4 in | 13.8 in |
| Width (excl. mirrors) | 74 in | 77.2 in | 3.1 in |
| Height | 61 in | 68.5 in | 7.5 in |
| Wheelbase | 114.2 in | 117.3 in | 3.1 in |
| Curb weight | 4,639 lbs | 5,928 lbs | 1,290 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 Volvo EX90: 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 $800 for the Volvo EX90. That $150 yearly gap compounds to roughly $750 over five years and $1,200 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 104 and 91 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 Volvo EX90 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 Standard Sport Utility Vehicle 4WD respectively — the class drives the interior volume, cargo space and passenger space each one is measured against.
EV6 vs EX90: common questions
Which is better on gas, the Kia EV6 or the Volvo EX90?
The Kia EV6 is the more efficient of the two: it reaches 117 mpg combined versus 98 mpg for the Volvo EX90, a 19 mpg advantage and costs about $150 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 $800 for the Volvo EX90 — a difference of roughly $150 per year.
What engines do the EV6 and EX90 offer?
Kia EV6: no engine data on record. Volvo EX90: no engine data on record.
Are they in the same vehicle class?
The EPA classifies the Kia EV6 as Small Sport Utility Vehicle 4WD and the Volvo EX90 as Standard Sport Utility Vehicle 4WD, so they aren't a like-for-like match on size.
More EV6 comparisons
More EX90 comparisons
Comparison id: kia-ev6-vs-volvo-ex90