2026 head-to-head · Small SUV

2026 Kia EV6 vs Subaru Solterra

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
2026 Kia EV6Electric
$788/ year to fuel
115 MPGe
✓ Cheaper to run
$756/ year to fuel
120 MPGe

On fuel costs these two are nearly tied. Driving 15,000 miles a year with 18¢/kWh electricity, the most efficient 2026 Kia EV6 (115 MPGe) costs about $788 a year to fuel and the 2026 Subaru Solterra (120 MPGe) about $756.

Your numbers

Change these to match your driving and local prices. Every figure and chart on this page updates.

Fuel cost over 10 years

  • Kia EV6
  • Subaru Solterra

Side by side

Kia EV6Subaru Solterra
$788 Your annual fuel cost $756
115 MPGe Combined efficiency 120 MPGe
128 MPGe City 131 MPGe
103 MPGe Highway 109 MPGe
29.2 kWh Electricity use (kWh/100 mi) 28 kWh
237 mi Driving range 288 mi
0 g/mi Tailpipe CO₂ (g/mi) 0 g/mi
9/10 EPA fuel economy score 9/10
10/10 EPA greenhouse gas score 10/10
6.2 hrs Charge time at 240V 8 hrs
Electric Powertrain Electric
Electricity Fuel Electricity
Electric motor (125 kW) Engine / motor Electric motors (254 kW)
Single-speed Transmission Single-speed
RWD Drivetrain AWD

✓ 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.

Kia EV6 vs Subaru Solterra across model years

  • Kia EV6
  • Subaru Solterra

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

The Subaru Solterra goes farther between stops: about 288 miles on a charge, compared with 237 miles for the Kia EV6.

Among 114 2026 small SUVs, the Kia EV6 ranks 9th and the Subaru Solterra 5th for lowest fuel cost.

Frequently asked questions

Which is more fuel-efficient, the 2026 Kia EV6 or the 2026 Subaru Solterra?

Measured by cost to drive, the Subaru Solterra. The Kia EV6 is rated 115 MPGe combined and the Subaru Solterra 120 MPGe (EPA, most efficient configuration of each).

How much does it cost to fuel the 2026 Kia EV6 vs. the Subaru Solterra per year?

At 15,000 miles a year with 18¢/kWh electricity, about $788 for the Kia EV6 and $756 for the Subaru Solterra.

Which has more range?

The Subaru Solterra: about 288 miles versus 237 miles.

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