2026 Rivian R1S Specs, MPG & Trims
EPA fuel-economy data and specifications for the 2026 Rivian R1S (67–85 MPGe combined) across 25 listed configurations.
Overview
- Body class
- Standard Sport Utility Vehicle 4WD
- Drive
- Part-time 4-Wheel Drive, 4-Wheel Drive
- Transmissions
- Automatic (A1)
- Fuel type
- Electricity
- Combined MPG
- 67–85 MPGe
- Annual fuel cost
- $900–$1,150
- 5-year fuel cost
- +$6,250 to +$7,500 vs. average
- EPA scores
- Fuel economy 9/10 · GHG 10/10
- Configurations
- 25
MPG & fuel economy
City, highway and combined values below are EPA estimates. Where a powertrain has several configurations, the table shows the lowest–highest reported value. Electric configurations use MPGe.
| Powertrain | City | Highway | Combined | Annual fuel cost | CO2 | Range |
|---|---|---|---|---|---|---|
| Electricity · 4-Wheel Drive | 71–94 | 63–77 | 67–85 | $900–$1,150 | 0 g/mi | 374 mi |
| Electricity · Part-time 4-Wheel Drive | 82–92 | 72–77 | 78–85 | $900–$950 | 0 g/mi | 410 mi |
Configurations & engine comparison
Each row is one configuration/engine combination reported by the EPA for this model year. Missing EPA values are shown as —.
| Configuration / engine | Drive | Transmission | Cyl. | Displ. (L) | Fuel type | City | Hwy | Comb. | Annual cost | 5-YR COST | FE | GHG |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| R1S All-Terrain Dual Large (20in) | 4-Wheel Drive | Automatic (A1) | — | — | Electricity | 82 | 70 | 76 | $1,000 | +$7,000 | 9 | 10 |
| R1S All-Terrain Dual Large Plus (20in) | 4-Wheel Drive | Automatic (A1) | — | — | Electricity | 76 | 67 | 72 | $1,050 | +$6,750 | 9 | 10 |
| R1S All-Terrain Dual Max (20in) | Part-time 4-Wheel Drive | Automatic (A1) | — | — | Electricity | 82 | 73 | 78 | $950 | +$7,250 | 9 | 10 |
| R1S All-Terrain Performance Dual Max (20in) | Part-time 4-Wheel Drive | Automatic (A1) | — | — | Electricity | 82 | 73 | 78 | $950 | +$7,250 | 9 | 10 |
| R1S All-Terrain Performance Dual Large (20in) | 4-Wheel Drive | Automatic (A1) | — | — | Electricity | 82 | 70 | 76 | $1,000 | +$7,000 | 9 | 10 |
| R1S All-Terrain Performance Dual Large Plus (20in) | 4-Wheel Drive | Automatic (A1) | — | — | Electricity | 76 | 67 | 72 | $1,050 | +$6,750 | 9 | 10 |
| R1S All-Terrain Tri Max (20in) | 4-Wheel Drive | Automatic (A1) | — | — | Electricity | 72 | 63 | 68 | $1,100 | +$6,500 | 9 | 10 |
| R1S Dual Large (20in) | 4-Wheel Drive | Automatic (A1) | — | — | Electricity | 85 | 72 | 79 | $950 | +$7,250 | 9 | 10 |
| R1S Dual Large (22in) | 4-Wheel Drive | Automatic (A1) | — | — | Electricity | 94 | 77 | 85 | $900 | +$7,500 | 9 | 10 |
| R1S Dual Large Plus (20in) | 4-Wheel Drive | Automatic (A1) | — | — | Electricity | 85 | 72 | 78 | $950 | +$7,250 | 9 | 10 |
| R1S Dual Large Plus (22in) | 4-Wheel Drive | Automatic (A1) | — | — | Electricity | 89 | 75 | 82 | $900 | +$7,500 | 9 | 10 |
| R1S Dual Max (20in) | Part-time 4-Wheel Drive | Automatic (A1) | — | — | Electricity | 86 | 74 | 80 | $950 | +$7,250 | 9 | 10 |
| R1S Dual Max (22in) | Part-time 4-Wheel Drive | Automatic (A1) | — | — | Electricity | 91 | 77 | 84 | $900 | +$7,500 | 9 | 10 |
| R1S Dual Standard (20in) | Part-time 4-Wheel Drive | Automatic (A1) | — | — | Electricity | 85 | 72 | 79 | $950 | +$7,250 | 9 | 10 |
| R1S Dual Standard (22in) | Part-time 4-Wheel Drive | Automatic (A1) | — | — | Electricity | 92 | 77 | 85 | $900 | +$7,500 | 9 | 10 |
| R1S Performance Dual Large (20in) | 4-Wheel Drive | Automatic (A1) | — | — | Electricity | 85 | 72 | 79 | $950 | +$7,250 | 9 | 10 |
| R1S Performance Dual Large (22in) | 4-Wheel Drive | Automatic (A1) | — | — | Electricity | 94 | 77 | 85 | $900 | +$7,500 | 9 | 10 |
| R1S Performance Dual Large Plus (20in) | 4-Wheel Drive | Automatic (A1) | — | — | Electricity | 85 | 72 | 78 | $950 | +$7,250 | 9 | 10 |
| R1S Performance Dual Large Plus (22in) | 4-Wheel Drive | Automatic (A1) | — | — | Electricity | 89 | 75 | 82 | $900 | +$7,500 | 9 | 10 |
| R1S Performance Dual Max (20in) | Part-time 4-Wheel Drive | Automatic (A1) | — | — | Electricity | 86 | 74 | 80 | $950 | +$7,250 | 9 | 10 |
| R1S Performance Dual Max (22in) | Part-time 4-Wheel Drive | Automatic (A1) | — | — | Electricity | 91 | 77 | 84 | $900 | +$7,500 | 9 | 10 |
| R1S Quad Max (20in AT) | 4-Wheel Drive | Automatic (A1) | — | — | Electricity | 71 | 63 | 67 | $1,150 | +$6,250 | 9 | 10 |
| R1S Quad Max (22in UHP) | 4-Wheel Drive | Automatic (A1) | — | — | Electricity | 75 | 67 | 71 | $1,050 | +$6,750 | 9 | 10 |
| R1S Quad Max (22in) | 4-Wheel Drive | Automatic (A1) | — | — | Electricity | 80 | 71 | 76 | $1,000 | +$7,000 | 9 | 10 |
| R1S Tri Max (22in) | 4-Wheel Drive | Automatic (A1) | — | — | Electricity | 81 | 70 | 76 | $1,000 | +$7,000 | 9 | 10 |
Frequently asked questions
What is the combined MPG of the 2026 Rivian R1S?
According to EPA data, the 2026 Rivian R1S is rated at 67–85 MPGe combined for its electric configurations.
How many cylinders does the 2026 Rivian R1S have?
It is an electric vehicle, and the EPA data lists no engine cylinders.
What fuel type does the 2026 Rivian R1S use?
It uses Electricity.
What is the annual fuel cost of the 2026 Rivian R1S?
The EPA estimates annual fuel costs ranging from $900 to $1,150.
How much will the 2026 Rivian R1S cost in fuel over 5 years?
According to EPA estimates, the 2026 Rivian R1S 5-year fuel-cost difference is +$6,250 to +$7,500 relative to the average new vehicle (positive values are savings compared with the average).