Audi SQ8 e-tron vs Rivian R1S: Specs Compared

Also searched as Rivian R1S vs Audi SQ8 e-tron specs — both orientations show this same side-by-side comparison.

The Rivian R1S is the more efficient of the two: it reaches 85 mpg combined versus 73 mpg for the Audi SQ8 e-tron, a 12 mpg advantage and costs about $150 less per year to fuel.

Across 4 measured categories, the Rivian R1S leads in 4. Figures are EPA test data, not manufacturer claims.

2024–2025

Audi SQ8 e-tron

Standard Sport Utility Vehicle 4WD · 8 configurations

73mpg combined (best)
All Audi SQ8 e-tron specs

2022–2027

Rivian R1S

Standard Sport Utility Vehicle 4WD · 94 configurations

85mpg combined (best)
All Rivian R1S specs

Head-to-head specifications

MetricAudi SQ8 e-tronRivian R1S
Best combined MPG73 mpg85 mpg ✓
Best city MPG72 mpg94 mpg ✓
Best highway MPG75 mpg77 mpg ✓
Lowest annual fuel costEPA estimate at 15,000 miles per year$1,050$900 ✓
Lowest CO2 outputNot availableNot available
Engines offeredNot availableNot available
TransmissionsAutomatic (A1), Automatic (A2)Automatic (A1)
DrivetrainsAll-Wheel Drive4-Wheel Drive, Part-time 4-Wheel Drive, All-Wheel Drive
Fuel typesElectricityElectricity
EPA classStandard Sport Utility Vehicle 4WDStandard Sport Utility Vehicle 4WD
Years covered2024–20252022–2027
Configurations on record894

Source: EPA fuel economy records via fueleconomy.gov. Best-case values across all recorded configurations for each model.

Audi SQ8 e-tron vs Rivian R1S dimensions and size

The Rivian R1S is 7.1 inches longer than the Audi SQ8 e-tron on a wheelbase 5.9 inches longer, and 1,225.8 lbs heavier. At over 200 inches, the larger of the two is past the comfortable limit of a standard 192-inch single garage bay once you allow walking room.

Audi SQ8 e-tron versus Rivian R1S exterior dimensions
DimensionAudi SQ8 e-tron (2025)Rivian R1S (2026)Difference
Length193.7 in200.8 in7.1 in
Width (excl. mirrors)76.4 in79.1 in2.8 in
Height64.2 in77.2 in13 in
Wheelbase115.4 in121.3 in5.9 in
Curb weight5,842 lbs7,068 lbs1,226 lbs

Width excludes mirrors; add 8–12 inches for mirrors out. Figures are for the newest model year on record for each vehicle. See both drawn to scale.

Audi SQ8 e-tron vs Rivian R1S: what the numbers mean

Running cost over five years: at the EPA's 15,000-mile-a-year assumption the Rivian R1S burns about $900 of fuel annually against $1,050 for the Audi SQ8 e-tron. That $150 yearly gap compounds to roughly $750 over five years and $1,200 over eight — often more than the price difference between two trims of the same vehicle, and the single largest running-cost line item separating these two.

City and highway economy: the Rivian R1S leads in both cycles — 94 mpg city and 77 mpg highway against 72 and 75 mpg — so its fuel-efficiency advantage holds whether you commute in traffic or cover long highway miles.

Drivetrain and class: the Audi SQ8 e-tron is offered with All-Wheel Drive, the Rivian R1S with 4-Wheel Drive, Part-time 4-Wheel Drive, All-Wheel Drive. All-wheel drive typically costs one to two mpg combined against the same vehicle in front- or rear-wheel drive, which is worth remembering when the gap between these two is small. The EPA classes them as Standard Sport Utility Vehicle 4WD and Standard Sport Utility Vehicle 4WD respectively — the class drives the interior volume, cargo space and passenger space each one is measured against.

SQ8 e-tron vs R1S: common questions

Which is better on gas, the Audi SQ8 e-tron or the Rivian R1S?

The Rivian R1S is the more efficient of the two: it reaches 85 mpg combined versus 73 mpg for the Audi SQ8 e-tron, a 12 mpg advantage and costs about $150 less per year to fuel.

Which costs less to run per year?

By EPA estimates at 15,000 miles a year, the Rivian R1S runs about $900 a year in fuel at its most efficient configuration, versus about $1,050 for the Audi SQ8 e-tron — a difference of roughly $150 per year.

What engines do the SQ8 e-tron and R1S offer?

Audi SQ8 e-tron: no engine data on record. Rivian R1S: no engine data on record.

Are they in the same vehicle class?

Yes — the EPA classifies both the Audi SQ8 e-tron and the Rivian R1S as Standard Sport Utility Vehicle 4WD, so they compete directly.

More SQ8 e-tron comparisons

More R1S comparisons

Comparison id: audi-sq8-e-tron-vs-rivian-r1s