What kind of car is the 2021 Nissan Armada? What does it compare to? A full-size SUV, the appropriately named 2021 Nissan Armada is nearly as big as a fleet of warships. The three-row SUV competes with newer rivals like the Chevrolet Tahoe, GMC Yukon, and Ford Expedition. Is the 2021 Nissan Armada a good SUV? The Armada is good at hauling the...