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GMC Sierra EV vs Rivian R1S

The GMC Sierra EV leads on cargo space. The Rivian R1S leads on 0⁠–⁠60 mph.

GMC Sierra EV

Pickup

2026 Sierra EV AT4 Max Range

1 of 10 versions

Maker's price (MSRP), US

80/100#10 of 87 · Everyday
Rivian R1S

SUV

2027 Rivian R1S Premium Long Range (22in)

1 of 66 versions

Maker's price (MSRP), US

checked Sep 18, 2026

84/100#4 of 87 · Everyday

Rivian R1S is cheaper by $16,295

Who's ahead - and by how much?

Sierra EVGMC Sierra EVR1SRivian R1S
  • Range (EPA)
    390 mi
    410 miversion: R1S Dual Max (22in)

    A disputed figure or another version's - not compared.

  • Cargo space
    - best on this row
    +39.5 cu ft· 219%
  • 0⁠–⁠60 mphlower is better
    - best on this row
    0.9 s faster· 21%
  • Efficiencylower is better
    EPA
    40.1 kWh/100 miEPA - best on this row
    12.3 kWh/100 mi faster· 23%
  • Full charge at 240 Vlower is better
    11.5 h - best on this row
    15 h
    3.5 h faster· 23%
  • Torque
    775 lb-ft - best on this row
    +165 lb-ft· 27%
Every spec side by side

Every spec side by side

SpecGMC Sierra EVRivian R1S
Range and efficiency
Range (EPA)390 mi410 miversion: R1S Dual Max (22in)
Efficiency lower is betterEPA40.1 kWh/100 miEPA - best on this row
Batteryversion: Dual Max
Battery (gross)no dataversion: R1S Tri Max
Charging
Fast-charge peakversion: R1S Adventure — Dual Standard
10–80% charge lower is betterversion: R1S Adventure — Dual Standard
Full charge at 240 V lower is better11.5 h - best on this row15 h
AC charging
Performance
0⁠–⁠62 mph lower is better4.6 sno data
0⁠–⁠60 mph lower is better - best on this row
Power377 / 540.6 kW
Torque775 lb-ft - best on this row
Top speedno data
DriveAWDAWD
Space and size
Cargo space - best on this row
Front trunk - best on this row
Seats
Length
Width
Height
Wheelbase
Ground clearance
Battery and warranty
Battery warranty
Cell chemistryLi-ion
Equipment
Heat pump
Vehicle-to-load (V2L)version: R1S Adventure — Dual Standard

Which one suits you?

Score by category

out of 100

GMC Sierra EVRivian R1S
  • Range

  • Charging

  • Performance

  • Practicality

How much is each in the US?

GMC Sierra EV

Maker's price (MSRP), US

checked Oct 23, 2026

gmc.com
Elevation Standard Range
$62,400
Elevation Standard Range 4WD
$64,995
Denali Standard Range
$72,295
Denali Standard Range 4WD
$72,295
+12 more trims
Prices in 2 markets

Rivian R1S

Maker's price (MSRP), US

checked Sep 18, 2026 - Price checked Sep 18, 2026 - it may be out of date

assets.rivian.com
Adventure — Dual Standard
$75,900
Premium
$83,990
Prices in 2 markets
US EV incentives

Questions

Which goes further on a charge?

Range (EPA)

GMC Sierra EV
390 miEPAcontested: sources disagree
Rivian R1S
410 miEPAversion: R1S Dual Max (22in)

Which charges faster?

10–80% charge

GMC Sierra EV
Rivian R1S
version: R1S Adventure — Dual Standard

Fast-charge peak

GMC Sierra EV
Rivian R1S
version: R1S Adventure — Dual Standard

Which is cheaper to buy?

Rivian R1SR1S

Price (from, new)

Leader
Rivian R1S
GMC Sierra EV
Rivian R1S
Ahead by
$16,295

Where next

All EVs by overall score

Compare with others

Where the numbers come from

Checked Oct 23, 2026 · 35 sources

HostRoleSource rankFiguresChecked
fueleconomy.govregulator, reviewprimary104Nov 4, 2026
gmc.comOEMprimary37Oct 23, 2026
rivian.comOEM, reviewprimary13Nov 8, 2026
news.gmc.comOEM, reviewprimary2Nov 9, 2026
assets.ctfassets.netOEMprimary1May 19, 2026
open.canada.caregulatorprimary1Aug 13, 2026
caranddriver.comreviewsecondary9Nov 4, 2026
assets.rivian.comreviewsecondary3Sep 20, 2026
insideevs.comreviewsecondary3Sep 22, 2026
guideautoweb.comreview, aggregatorsecondary2Sep 18, 2026
news.gm.comreviewsecondary2Nov 8, 2026
recharged.comreviewsecondary2Jun 3, 2026
riviantrackr.comreviewsecondary2Nov 5, 2026
autoblog.comreviewsecondary1Sep 18, 2026
carpro.comreviewsecondary1Oct 23, 2026
carscoops.comreviewsecondary1May 19, 2026
cnet.comreviewsecondary1Oct 23, 2026
electrek.coreviewsecondary1May 16, 2026
ev.plugndrive.careviewsecondary1Sep 18, 2026
evrider.tvreviewsecondary1Sep 18, 2026
findlayauto.comreviewsecondary1Sep 18, 2026
jalopnik.comreviewsecondary1Nov 4, 2026
media.manuals.plusreviewsecondary1Nov 8, 2026
motorauthority.comtestsecondary1Jun 16, 2026
motortrend.comreviewsecondary1Sep 18, 2026
publications.gc.careviewsecondary1Sep 20, 2026
rivianforums.comreviewsecondary1Sep 18, 2026
thecarconnection.comreviewsecondary1Sep 20, 2026
topgear.comreviewsecondary1Jun 16, 2026
vehisales.comreviewsecondary1Sep 18, 2026
greencarreports.comaggregatorother2Jun 3, 2026
cars.usnews.comaggregatorother1May 16, 2026
en.wikipedia.orgaggregatorother1Jun 3, 2026
evspecifications.comaggregatorother1Jun 3, 2026
theweeklydriver.comaggregatorother1May 16, 2026
Every source link (204)
How we collect and verify