Audi Santa Monica
1020 Santa Monica Blvd
Santa Monica, CA 90401

Compare the2027 Audi Q6 e-tron SportbackVS 2026 GMC Hummer EV SUV

2027 Audi Q6 e-tron Sportback
2026 GMC Hummer EV SUV

Safety

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The Q6 e-tron Sportback’s pre-crash front seatbelts will tighten automatically in the event the vehicle detects an impending crash, improving protection against injury significantly. The Hummer EV SUV doesn’t offer pre-crash pretensioners.

The Q6 e-tron Sportback has standard front and rear seat side-impact airbags and head airbags, which act as a forgiving barrier between the passengers and the door. Combined with high-strength steel door beams this system increases protection from broadside collisions. The Hummer EV SUV doesn't offer rear-seat side-impact airbags, only ones for front seat occupants.

In a Vehicle-to-Vehicle Frontal Crash Prevention 2.0 test conducted by the Insurance Institute for Highway Safety (IIHS), the Audi Q6 e-tron Sportback achieved a “Good” rating - the highest possible - for its performance in forward collision warning and automatic braking systems, demonstrating its excellent capabilities in preventing collisions. The GMC Hummer EV SUV has not been tested.

The Q6 e-tron Sportback has a standard Secondary Collision Brake Assist, which automatically applies the brakes in the event of a crash to help prevent secondary collisions and prevent further injuries. The Hummer EV SUV doesn’t offer a post collision braking system: in the event of a collision that triggers the airbags, more collisions are possible without the protection of airbags that may have already deployed.

Earlier warning of stopped traffic, traffic signals, dangerous road conditions, weather, or accidents, can keep driver's safer and prevent crashes. The Q6 e-tron Sportback has Car-to-X Services, a system that seamlessly communicates important warnings to the driver about impending danger, if they're available. The Hummer EV SUV doesn’t offer a system that can receive automated systems from infrastructure or other vehicles.

Both the Q6 e-tron Sportback and the Hummer EV SUV have standard driver and passenger frontal airbags, front side-impact airbags, side-impact head airbags, front seatbelt pretensioners, height adjustable front shoulder belts, four-wheel antilock brakes, all wheel drive, traction control, electronic stability systems to prevent skidding, crash mitigating brakes, daytime running lights, lane departure warning systems, blind spot warning systems, rearview cameras, rear cross-path warning, driver alert monitors and available around view monitors.

The Audi Q6 e-tron Sportback has achieved the Insurance Institute for Highway Safety’s (IIHS) highest rating of “Top Safety Pick Plus” for the 2026 model year. This distinction is based on its exceptional performance in IIHS’ rigorous battery of safety tests. Specifically, it earned a “Good” rating in the latest, more stringent moderate overlap front crash test, a “Good” result in the updated side impact test, a “Good” score in the revised pedestrian crash prevention test, and a “Good” score in the revised vehicle-to-vehicle crash prevention test. The Hummer EV SUV has not yet been evaluated by the IIHS for 2026.

Warranty

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The Q6 e-tron Sportback comes with a full 4-year/50,000-mile basic warranty, which covers the entire truck and includes 24-hour roadside assistance. The Hummer EV SUV’s 3-year/36,000-mile basic warranty expires 1 year or 14,000 miles sooner.

The Q6 e-tron Sportback’s corrosion warranty is 6 years and unlimited miles longer than the Hummer EV SUV’s (12/unlimited vs. 6/100,000).

Audi pays for scheduled maintenance on the Q6 e-tron Sportback for 3 years and 30,000 miles. Audi will pay for cabin filter replacement, brake fluid replacement, inspections, and any other required maintenance (up to 1 visits). GMC only pays for the first scheduled maintenance visit on the Hummer EV SUV.

Reliability

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From surveys of all its subscribers, Consumer Reports’ March 2026 Auto Issue reports that Audi vehicles are more reliable than GMC vehicles. Consumer Reports ranks Audi 10 places higher in reliability than GMC.

Fuel Economy and Range

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The Q6 e-tron Sportback can travel longer on a full charge than the Hummer EV SUV on a full charge:

Miles

Q6 e-tron Sportback

AWD

Electric Motors

325 miles

Hummer EV SUV

AWD

2X Electric Motors

319 miles

3X Electric Motors

310 miles

The Q6 e-tron Sportback has a standard locking charge port which locks and unlocks with the power locks. The Hummer EV SUV doesn’t have a locking charge port. A locking charge port prevents tampering and damage.

Brakes and Stopping

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For better stopping power the SQ6’s front brake rotors are larger than those on the Hummer EV SUV:

SQ6

Hummer EV SUV

Front Rotors

14.8 inches

14 inches

Tires and Wheels

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The Q6 e-tron Sportback’s standard 235/60R19 front and 255/55R19 rear tires provide better handling because they have a lower 60 series front and 55 series rear profile (height to width ratio) that provides a stiffer sidewall than the Hummer EV SUV’s 70 series tires. The Q6 e-tron Sportback SQ6’s optional 255/45R21 front and 285/40R21 rear tires have a lower 45 series front and 40 series rear profile than the Hummer EV SUV’s 55 series tires.

For better ride, handling and brake cooling the Q6 e-tron Sportback has standard 19-inch wheels. Smaller 18-inch wheels are standard on the Hummer EV SUV.

Chassis

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The Audi Q6 e-tron Sportback may be more efficient, handle and accelerate better because it weighs about 3350 to 3450 pounds less than the GMC Hummer EV SUV.

The Q6 e-tron Sportback is 1 foot, 6.9 inches shorter than the Hummer EV SUV, making the Q6 e-tron Sportback easier to handle, maneuver and park in tight spaces.

The Q6 e-tron Sportback is 9.7 inches narrower on average than the Hummer EV SUV, making the Q6 e-tron Sportback easier to handle and maneuver in traffic.

The Q6 e-tron Sportback 4x4 is 13.4 inches shorter in height than the Hummer EV SUV, making the Q6 e-tron Sportback much easier to wash and garage and drive (lower center of gravity).

Cargo Capacity

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The Q6 e-tron Sportback’s liftgate lifts up in one piece, completely out of the way of loading and unloading, while sheltering the cargo loading area. The Hummer EV SUV’s swing out door blocks loading from the passenger’s side.

To make loading groceries and cargo easier when your hands are full, the Q6 e-tron Sportback’s liftgate can be opened and closed just by kicking your foot under the back bumper, leaving your hands completely free. The Hummer EV SUV doesn’t offer a hands-free gesture to open its cargo door, forcing you to put cargo down if your hands are full.

Servicing Ease

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A maintenance reminder system is standard on the Q6 e-tron Sportback to save the owner time and money by calculating maintenance intervals for vehicle inspections, vehicle inspection based on odometer mileage. This takes the guesswork out of keeping your vehicle in top condition and helps it last longer. GMC doesn’t offer a maintenance reminder on the Hummer EV SUV.

Ergonomics

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The Q6 e-tron Sportback (except Premium) offers an available heads-up display that projects speed and navigation instruction readouts in front of the driver’s line of sight, allowing drivers to view information without diverting their eyes from the road. The Hummer EV SUV doesn’t offer a heads-up display.

The Q6 e-tron Sportback’s front and rear power windows all open or close with one touch of the switches, making it more convenient at drive-up windows and toll booths, or when talking with someone outside of the car. The Hummer EV SUV’s power windows’ switches have to be held the entire time to close them fully.

If the windows are left open on the Q6 e-tron Sportback the driver can close all of them at the outside door handle. On a hot day the driver can lower the windows at the outside door handle or from a distance using the keyless remote. The driver of the Hummer EV SUV can only close the windows from inside the vehicle, with the ignition on.

Heated windshield washer nozzles are standard on the Q6 e-tron Sportback to prevent washer fluid and nozzles from freezing and help continue to keep the windshield clear in sub-freezing temperatures. The Hummer EV SUV doesn’t offer heated windshield washer nozzles.

To improve rear visibility by keeping the rear window clear, the Q6 e-tron Sportback has a standard rear wiper. The Hummer EV SUV doesn’t offer a rear wiper.

In poor weather, headlights can lose their effectiveness as grime builds up on their lenses. This can reduce visibility without the driver realizing. The Q6 e-tron Sportback SQ6/Prestige has standard headlight washers to keep headlight output high. The Hummer EV SUV doesn’t offer headlight washers.

To help drivers see further while navigating curves, the Q6 e-tron Sportback offers optional adaptive headlights to illuminate around corners automatically by reading vehicle speed and steering wheel angle. The Hummer EV SUV doesn’t offer cornering lights.

Manual rear side window sunshades are available in the Q6 e-tron Sportback to help block heat and glare for the rear passengers. The Hummer EV SUV doesn’t offer rear side window sunshades.

The Q6 e-tron Sportback SQ6 has standard massaging front seats in order to maximize comfort and eliminate fatigue on long trips. Massaging seats aren’t available in the Hummer EV SUV.

The Q6 e-tron Sportback Prestige’s Park Assist Pro can parallel park or back into a parking spot by itself, starting, stopping and changing direction automatically. Park Assist Pro will park and retrieve your car remotely: press a button and watch it park itself. This is ideal for tight locations. The Hummer EV SUV’s automatic parking system does not offer parking by remote control.

Recommendations

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The Audi Q6 e-tron Sportback outsold the GMC Hummer EV by 11% during 2025.

Audi Santa Monica | 1020 Santa Monica Blvd Santa Monica, CA 90401

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