2026 head-to-head · Midsize & Large SUV

2026 Polestar 3 vs Tesla Model X

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
$937/ year to fuel
97 MPGe
✓ Cheaper to run
$869/ year to fuel
105 MPGe

The 2026 Tesla Model X is the cheaper one to run. Driving 15,000 miles a year with 18¢/kWh electricity, it costs about $869 a year to fuel (105 MPGe), versus $937 for the 2026 Polestar 3 (97 MPGe). That's roughly $68 a year, or about $338 over five years.

Your numbers

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

Fuel cost over 10 years

  • Polestar 3
  • Tesla Model X

Side by side

Polestar 3Tesla Model X
$937 Your annual fuel cost $869
97 MPGe Combined efficiency 105 MPGe
105 MPGe City 110 MPGe
89 MPGe Highway 99 MPGe
34.7 kWh Electricity use (kWh/100 mi) 32.2 kWh
291 mi Driving range 352 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
10 hrs Charge time at 240V 14 hrs
Electric Powertrain Electric
Electricity Fuel Electricity
Electric motor (245 kW) Engine / motor Electric motors (497 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.

Polestar 3 vs Tesla Model X across model years

  • Polestar 3
  • Tesla Model X

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 Tesla Model X goes farther between stops: about 352 miles on a charge, compared with 291 miles for the Polestar 3.

Among 91 2026 midsize & large SUVs, the Polestar 3 ranks 9th and the Tesla Model X 4th for lowest fuel cost.

Frequently asked questions

Which is more fuel-efficient, the 2026 Polestar 3 or the 2026 Tesla Model X?

Measured by cost to drive, the Tesla Model X. The Polestar 3 is rated 97 MPGe combined and the Tesla Model X 105 MPGe (EPA, most efficient configuration of each).

How much does it cost to fuel the 2026 Polestar 3 vs. the Tesla Model X per year?

At 15,000 miles a year with 18¢/kWh electricity, about $937 for the Polestar 3 and $869 for the Tesla Model X.

Which has more range?

The Tesla Model X: about 352 miles versus 291 miles.

Polestar 3 vs Tesla Model X in other years

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