GMC MODEL RESEARCH

The Terrain is a compact SUV that seats up to 5. The Acadia is a mid-size SUV that seats up to 8 and has more cargo volume. The Yukon and Yukon XL are the largest in GMC's lineup, with the most cargo volume and the roomiest interior.

The GMC Terrain can seat up to 5, while the Acadia and Yukon can seat up to 8.

The Yukon and Yukon XL are going to have the most cargo space out of GMC's SUV lineup.

Towing capacity varies by model and configuration. The Terrain can tow up to 1,500 lbs. with AWD (800 lbs. with FWD); the Acadia can tow up to 5,000 lbs. when equipped with the Trailering Package, which comes standard across all trims; and the Yukon can tow up to 8,400 lbs. when equipped with the 5.3L V8 and Max Trailering Package. Actual capacity depends on engine, trim, and equipment, so confirm exact ratings for your configuration before towing.

The Yukon XL rides on a longer chassis. This provides extra cargo space and more legroom in the third row of seats.

It depends on the weight you're towing. For light boats, small campers, or utility trailers, the midsize Canyon is often enough. For most travel trailers, larger boats, and standard camper towing, the Sierra 1500, available with a turbocharged inline-six or V8, covers most everyday towing needs. If you're pulling a heavier fifth-wheel, large horse trailer, or commercial equipment, step up to the Sierra 2500HD or 3500HD, which are built for higher towing and payload ratings. The right choice comes down to your trailer's loaded weight, not just its size, so check your specific trailer's GVWR against each truck's max towing rating before deciding.

The trims can vary by model. These three trims represent different priorities rather than a simple good-better-best ladder. Elevation is the value-forward trim, offering a sportier, blacked-out look with the core tech and safety features most buyers want. AT4 is built for off-road capability, adding features like all-terrain tires, upgraded suspension, and skid plates for drivers who need real trail performance. Denali is GMC's luxury trim, focused on premium materials, additional comfort features, and top-tier technology rather than off-road ability. The right pick depends on whether you value style and value (Elevation), capability (AT4), or luxury (Denali).

Super Cruise availability varies by model and trim. On the Acadia and Yukon, it's available on select trims and standard on Denali Ultimate. It's not offered on the Terrain. Check the specific model and trim you're considering to confirm availability.

Both share the same all-electric supertruck platform and off-road capability, but they're built for different uses. The Hummer EV Pickup has an open cargo bed and the longer wheelbase typical of a truck, making it better suited for hauling gear. The Hummer EV SUV has a fully enclosed cabin with rear seating and cargo space behind it, making it more practical for passengers and everyday use. If you need bed space for gear, the Pickup fits better; if you want enclosed passenger and cargo room, the SUV is the better fit.

Range varies by model and trim. The Hummer EV Pickup offers an estimated range of roughly 282 to 363 miles, the Hummer EV SUV around 282 to 319 miles, and the Sierra EV between 283 and 478 miles depending on battery configuration. All three support DC fast charging, which can add roughly 100 miles of range in about 10 minutes under ideal conditions; a full charge on a home Level 2 charger typically takes several hours overnight.