2025 head-to-head · Full-Size Pickup
2025 GMC Sierra EV vs Rivian R1T
MPG, range and what each one really costs you to fuel, from official EPA ratings and recalculated with your own gas and electricity prices.
4WD · Electric motors (378 kW) · Single-speed · 64 MPGe · 390 mi
The 2025 Rivian R1T is the cheaper one to run. Driving 15,000 miles a year with 18¢/kWh electricity, it costs about $1,048 a year to fuel (87 MPGe), versus $1,415 for the 2025 GMC Sierra EV (64 MPGe). That's roughly $367 a year, or about $1,836 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
- GMC Sierra EV
- Rivian R1T
Side by side
| GMC Sierra EV | Rivian R1T | |
|---|---|---|
| $1,415 | Your annual fuel cost | $1,048 |
| 64 MPGe | Combined efficiency | 87 MPGe |
| 70 MPGe | City | 93 MPGe |
| 59 MPGe | Highway | 80 MPGe |
| 52.4 kWh | Electricity use (kWh/100 mi) | 38.8 kWh |
| 390 mi | Driving range | 420 mi |
| 0 g/mi | Tailpipe CO₂ (g/mi) | 0 g/mi |
| 8/10 | EPA fuel economy score | 9/10 |
| 10/10 | EPA greenhouse gas score | 10/10 |
| 11.5 hrs | Charge time at 240V | 15 hrs |
| Electric | Powertrain | Electric |
| Electricity | Fuel | Electricity |
| Electric motors (378 kW) | Engine / motor | Electric motors (528 kW) |
| Single-speed | Transmission | Single-speed |
| 4WD | Drivetrain | Part-time 4WD |
✓ 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.
GMC Sierra EV vs Rivian R1T across model years
- GMC Sierra EV
- Rivian R1T
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 R1T goes farther between stops: about 420 miles on a charge, compared with 390 miles for the GMC Sierra EV.
Among 22 2025 full-size pickups, the GMC Sierra EV ranks 5th and the Rivian R1T 1st for lowest fuel cost.
Frequently asked questions
Which is more fuel-efficient, the 2025 GMC Sierra EV or the 2025 Rivian R1T?
Measured by cost to drive, the Rivian R1T. The GMC Sierra EV is rated 64 MPGe combined and the Rivian R1T 87 MPGe (EPA, most efficient configuration of each).
How much does it cost to fuel the 2025 GMC Sierra EV vs. the Rivian R1T per year?
At 15,000 miles a year with 18¢/kWh electricity, about $1,415 for the GMC Sierra EV and $1,048 for the Rivian R1T.
Which has more range?
The Rivian R1T: about 420 miles versus 390 miles.
GMC Sierra EV vs Rivian R1T in other years
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