2026 · Midsize & Large SUV · Electric
2026 Rivian R1S range & efficiency
The 2026 Rivian R1S is a midsize or large SUV offered in 16 EPA-rated configurations. Its most efficient version is rated 85 MPGe combined (39.5 kWh per 100 miles) with an EPA range of 329 miles. Across the lineup, combined ratings range from 67 to 85 MPGe. Efficiency is unchanged from the 2025 model. Among 91 midsize & large SUVs rated for 2026, it ranks 17th for lowest fuel cost. At 15,000 miles a year with 18¢/kWh electricity, it costs about $1,066 a year to fuel.
What will it cost you?
Your mileage and prices are saved and used across the site.
Energy use
The 2026 Rivian R1S uses 39.5 kWh per 100 miles (24.5 kWh/100 km), which is 2.5 miles per kWh or 85 MPGe combined.
| Value | |
|---|---|
| Combined | 85 MPGe |
| Energy use | 39.5 kWh/100 mi |
| Metric | 24.5 kWh/100 km |
| Miles per kWh | 2.53 |
How it ranks among 2026 Midsize & Large SUVs
Full class ranking →Annual fuel cost at 15,000 miles and default prices; shorter bars cost less.
R1S MPGe across model years
Full history →16 EPA-rated configurations
| Configuration | Type | City | Hwy | Combined | Range | Your cost / yr |
|---|---|---|---|---|---|---|
| 4WD · Electric motor (264 kW) · Single-speed R1S Dual Large (22in) |
Electric | 94 MPGe | 77 MPGe | 85 MPGe | 329 mi | $1,066 |
| Part-time 4WD · Electric motor (208 kW) · Single-speed R1S Dual Standard (22in) |
Electric | 92 MPGe | 77 MPGe | 85 MPGe | 270 mi | $1,077 |
| Part-time 4WD · Electric motor (264 kW) · Single-speed R1S Dual Max (22in) |
Electric | 91 MPGe | 77 MPGe | 84 MPGe | 410 mi | $1,077 |
| 4WD · Electric motor (264 kW) · Single-speed R1S Dual Large Plus (22in) |
Electric | 89 MPGe | 75 MPGe | 82 MPGe | 330 mi | $1,104 |
| Part-time 4WD · Electric motor (264 kW) · Single-speed R1S Dual Max (20in) |
Electric | 86 MPGe | 74 MPGe | 80 MPGe | 380 mi | $1,134 |
| Part-time 4WD · Electric motor (208 kW) · Single-speed R1S Dual Standard (20in) |
Electric | 85 MPGe | 72 MPGe | 79 MPGe | 258 mi | $1,158 |
| 4WD · Electric motor (264 kW) · Single-speed R1S Dual Large (20in) |
Electric | 85 MPGe | 72 MPGe | 79 MPGe | 300 mi | $1,158 |
| 4WD · Electric motor (264 kW) · Single-speed R1S Dual Large Plus (20in) |
Electric | 85 MPGe | 72 MPGe | 78 MPGe | 317 mi | $1,164 |
| Part-time 4WD · Electric motor (264 kW) · Single-speed R1S All-Terrain Dual Max (20in) |
Electric | 82 MPGe | 73 MPGe | 78 MPGe | 370 mi | $1,166 |
| 4WD · Electric motor (264 kW) · Single-speed R1S All-Terrain Dual Large (20in) |
Electric | 82 MPGe | 70 MPGe | 76 MPGe | 289 mi | $1,199 |
| 4WD · Electric motor (201 kW) · Single-speed R1S Quad Max (22in) |
Electric | 80 MPGe | 71 MPGe | 76 MPGe | 374 mi | $1,199 |
| 4WD · Electric motors (434 kW) · Single-speed R1S Tri Max (22in) |
Electric | 81 MPGe | 70 MPGe | 76 MPGe | 371 mi | $1,204 |
| 4WD · Electric motor (264 kW) · Single-speed R1S All-Terrain Dual Large Plus (20in) |
Electric | 76 MPGe | 67 MPGe | 72 MPGe | 292 mi | $1,266 |
| 4WD · Electric motor (201 kW) · Single-speed R1S Quad Max (22in UHP) |
Electric | 75 MPGe | 67 MPGe | 71 MPGe | 338 mi | $1,277 |
| 4WD · Electric motors (434 kW) · Single-speed R1S All-Terrain Tri Max (20in) |
Electric | 72 MPGe | 63 MPGe | 68 MPGe | 329 mi | $1,345 |
| 4WD · Electric motor (201 kW) · Single-speed R1S Quad Max (20in AT) |
Electric | 71 MPGe | 63 MPGe | 67 MPGe | 325 mi | $1,353 |
Specs (most efficient configuration)
- Fuel
- Electricity
- Engine / motor
- Electric motor (264 kW)
- Transmission
- Single-speed
- Drivetrain
- 4WD
- Electricity use
- 39.5 kWh/100 mi
- Charge time (240V)
- 12 hrs
- Tailpipe CO₂
- 0 g/mi
- EPA fuel economy score
- 9/10
- EPA greenhouse gas score
- 10/10
2026 Rivian R1S vs. rivals
Compare the 2026 R1S
With any other car from any year, including other R1S model years. Type a year to jump, e.g. "2015 Accord".
Frequently asked questions
What is the range of the 2026 Rivian R1S?
The EPA rates the 2026 Rivian R1S at up to 410 miles on a full charge.
How efficient is the 2026 Rivian R1S?
Up to 85 MPGe combined, which is 39.5 kWh per 100 miles.
What is the efficiency in kWh/100 km for the 2026 Rivian R1S?
The 2026 Rivian R1S uses 39.5 kWh per 100 miles (24.5 kWh/100 km), which is 2.5 miles per kWh or 85 MPGe combined.
How much does it cost to charge a 2026 Rivian R1S?
Charging from empty to its full 329-mile EPA range draws about 130 kWh from the wall (charging losses included), which costs about $23 at 18¢/kWh. Public DC fast charging usually costs two to three times more.
How much does it cost to fuel the 2026 Rivian R1S per year?
About $1,066 at 15,000 miles a year with 18¢/kWh electricity, or $7.11 per 100 miles. Use the calculator on this page to plug in your own mileage and prices.