2023 head-to-head · Midsize & Large SUV

2023 Rivian R1S 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
$1,166/ year to fuel
78 MPGe
✓ Cheaper to run
$894/ year to fuel
102 MPGe

The 2023 Tesla Model X is the cheaper one to run. Driving 15,000 miles a year with 18¢/kWh electricity, it costs about $894 a year to fuel (102 MPGe), versus $1,166 for the 2023 Rivian R1S (78 MPGe). That's roughly $273 a year, or about $1,364 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

  • Rivian R1S
  • Tesla Model X

Side by side

Rivian R1STesla Model X
$1,166 Your annual fuel cost $894
78 MPGe Combined efficiency 102 MPGe
82 MPGe City 107 MPGe
74 MPGe Highway 97 MPGe
43.2 kWh Electricity use (kWh/100 mi) 33.1 kWh
352 mi Driving range 348 mi
0 g/mi Tailpipe CO₂ (g/mi) 0 g/mi
10/10 EPA fuel economy score 10/10
10/10 EPA greenhouse gas score 10/10
13 hrs Charge time at 240V 14 hrs
Electric Powertrain Electric
Electricity Fuel Electricity
Electric motor (418 kW) Engine / motor Electric motors (491 kW)
Single-speed Transmission Single-speed
Part-time 4WD 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.

Rivian R1S vs Tesla Model X across model years

  • Rivian R1S
  • 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 Rivian R1S goes farther between stops: about 352 miles on a charge, compared with 348 miles for the Tesla Model X.

Among 73 2023 midsize & large SUVs, the Rivian R1S ranks 7th and the Tesla Model X 3rd for lowest fuel cost.

Frequently asked questions

Which is more fuel-efficient, the 2023 Rivian R1S or the 2023 Tesla Model X?

Measured by cost to drive, the Tesla Model X. The Rivian R1S is rated 78 MPGe combined and the Tesla Model X 102 MPGe (EPA, most efficient configuration of each).

How much does it cost to fuel the 2023 Rivian R1S vs. the Tesla Model X per year?

At 15,000 miles a year with 18¢/kWh electricity, about $1,166 for the Rivian R1S and $894 for the Tesla Model X.

Which has more range?

The Rivian R1S: about 352 miles versus 348 miles.

Rivian R1S vs Tesla Model X in other years

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