Audi Q4 e-tron vs Tesla Model X: Specs Compared

Also searched as Tesla Model X vs Audi Q4 e-tron specs — both orientations show this same side-by-side comparison.

The Audi Q4 e-tron is the more efficient of the two: it reaches 115 mpg combined versus 105 mpg for the Tesla Model X, a 10 mpg advantage and costs about $50 less per year to fuel.

Across 4 measured categories, the Audi Q4 e-tron leads in 4. Figures are EPA test data, not manufacturer claims.

2022–2026

Audi Q4 e-tron

Standard Sport Utility Vehicle 4WD · 16 configurations

115mpg combined (best)
All Audi Q4 e-tron specs

2016–2026

Tesla Model X

Standard Sport Utility Vehicle 4WD · 41 configurations

105mpg combined (best)
All Tesla Model X specs

Head-to-head specifications

MetricAudi Q4 e-tronTesla Model X
Best combined MPG115 mpg ✓105 mpg
Best city MPG125 mpg ✓110 mpg
Best highway MPG104 mpg ✓101 mpg
Lowest annual fuel costEPA estimate at 15,000 miles per year$650 ✓$700
Lowest CO2 outputNot availableNot available
Engines offeredNot availableNot available
TransmissionsAutomatic (A1)Automatic (A1)
DrivetrainsAll-Wheel Drive, Rear-Wheel DriveAll-Wheel Drive
Fuel typesElectricityElectricity
EPA classStandard Sport Utility Vehicle 4WDStandard Sport Utility Vehicle 4WD
Years covered2022–20262016–2026
Configurations on record1641

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

Audi Q4 e-tron vs Tesla Model X dimensions and size

The Tesla Model X is 17.3 inches longer than the Audi Q4 e-tron on a wheelbase 8.3 inches longer, and 396.8 lbs heavier. Both clear the roughly 200 inches of usable length in a standard single garage bay.

Audi Q4 e-tron versus Tesla Model X exterior dimensions
DimensionAudi Q4 e-tron (2026)Tesla Model X (2026)Difference
Length180.7 in198 in17.3 in
Width (excl. mirrors)73.6 in79.1 in5.5 in
Height63.4 in66.1 in2.8 in
Wheelbase108.7 in116.9 in8.3 in
Curb weight4,872 lbs5,269 lbs397 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 Q4 e-tron vs Tesla Model X: what the numbers mean

Running cost over five years: at the EPA's 15,000-mile-a-year assumption the Audi Q4 e-tron burns about $650 of fuel annually against $700 for the Tesla Model X. That $50 yearly gap compounds to roughly $250 over five years and $400 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 Audi Q4 e-tron leads in both cycles — 125 mpg city and 104 mpg highway against 110 and 101 mpg — so its fuel-efficiency advantage holds whether you commute in traffic or cover long highway miles.

Drivetrain and class: the Audi Q4 e-tron is offered with All-Wheel Drive, Rear-Wheel Drive, the Tesla Model X with 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.

Q4 e-tron vs Model X: common questions

Which is better on gas, the Audi Q4 e-tron or the Tesla Model X?

The Audi Q4 e-tron is the more efficient of the two: it reaches 115 mpg combined versus 105 mpg for the Tesla Model X, a 10 mpg advantage and costs about $50 less per year to fuel.

Which costs less to run per year?

By EPA estimates at 15,000 miles a year, the Audi Q4 e-tron runs about $650 a year in fuel at its most efficient configuration, versus about $700 for the Tesla Model X — a difference of roughly $50 per year.

What engines do the Q4 e-tron and Model X offer?

Audi Q4 e-tron: no engine data on record. Tesla Model X: no engine data on record.

Are they in the same vehicle class?

Yes — the EPA classifies both the Audi Q4 e-tron and the Tesla Model X as Standard Sport Utility Vehicle 4WD, so they compete directly.

More Q4 e-tron comparisons

More Model X comparisons

Comparison id: audi-q4-e-tron-vs-tesla-model-x