2026 head-to-head · Midsize & Large SUV
2026 Acura ZDX EV vs Rivian R1S
MPG, range and what each one really costs you to fuel, from official EPA ratings and recalculated with your own gas and electricity prices.
The 2026 Acura ZDX EV is the cheaper one to run. Driving 15,000 miles a year with 18¢/kWh electricity, it costs about $996 a year to fuel (91 MPGe), versus $1,066 for the 2026 Rivian R1S (85 MPGe). That's roughly $70 a year, or about $351 over five years.
Your numbers
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Fuel cost over 10 years
- Acura ZDX EV
- Rivian R1S
Side by side
| Acura ZDX EV | Rivian R1S | |
|---|---|---|
| $996 | Your annual fuel cost | $1,066 |
| 91 MPGe | Combined efficiency | 85 MPGe |
| 100 MPGe | City | 94 MPGe |
| 83 MPGe | Highway | 77 MPGe |
| 36.9 kWh | Electricity use (kWh/100 mi) | 39.5 kWh |
| 327 mi | Driving range | 329 mi |
| 103 cu ft | Passenger volume | — |
| 30 cu ft | Cargo volume | — |
| 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 |
| 11.2 hrs | Charge time at 240V | 12 hrs |
| Electric | Powertrain | Electric |
| Electricity | Fuel | Electricity |
| Electric motor (255 kW) | Engine / motor | Electric motor (264 kW) |
| Single-speed | Transmission | Single-speed |
| RWD | Drivetrain | 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.
Acura ZDX EV vs Rivian R1S across model years
- Acura ZDX EV
- Rivian R1S
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 329 miles on a charge, compared with 327 miles for the Acura ZDX EV.
Among 91 2026 midsize & large SUVs, the Acura ZDX EV ranks 13th and the Rivian R1S 17th for lowest fuel cost.
Frequently asked questions
Which is more fuel-efficient, the 2026 Acura ZDX EV or the 2026 Rivian R1S?
Measured by cost to drive, the Acura ZDX EV. The Acura ZDX EV is rated 91 MPGe combined and the Rivian R1S 85 MPGe (EPA, most efficient configuration of each).
How much does it cost to fuel the 2026 Acura ZDX EV vs. the Rivian R1S per year?
At 15,000 miles a year with 18¢/kWh electricity, about $996 for the Acura ZDX EV and $1,066 for the Rivian R1S.
Which has more range?
The Rivian R1S: about 329 miles versus 327 miles.
Acura ZDX EV vs Rivian R1S in other years
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