Database / Comparisons / Rivian R1S vs Kia EV9

Rivian R1S vs Kia EV9

Two of the most cross-shopped electric cars, compared on EPA test data and verified prices. Updated October 2026.

2026 Rivian R1S2026 Rivian R1S$83,990 starting MSRP
VS
2026 Kia EV92026 Kia EV9$54,900 starting MSRP

Side by side

2026 Rivian R1S2026 Kia EV9
Starting MSRP$83,990$54,900
EPA range410 mi305 mi
Efficiency84 MPGe89 MPGe
Battery (usable)140.0 kWh99.8 kWh
Max DC fast charging220 kW236 kW
DC charge per 100 mi~11 min~10 min
EPA fuel cost / year$900$850
Fuel cost / mile$0.06$0.06
5-yr fuel savings$7,500$7,750
Body styleSUVSUV

What the numbers say

Questions, answered

Which has more range, the Rivian R1S or the Kia EV9?

The 2026 Rivian R1S: 410 vs 305 miles of EPA range.

Which is cheaper, the Rivian R1S or the Kia EV9?

The 2026 Kia EV9, starting at $54,900 MSRP before destination (vs $83,990). Prices verified by hand.

Which charges faster, the Rivian R1S or the Kia EV9?

The 2026 Kia EV9, peaking at 236 kW DC (vs 220 kW). Real-world peaks vary with battery temperature.

Specs: U.S. EPA via fueleconomy.gov, model years 2025–2027. Prices are verified starting MSRP before destination. Charging figures are manufacturer ratings for the quickest trim.