On this episode of TFLtruck, we find out which is the most fuel efficient full-size pickup truck of 2026. We are testing a new 2026 Ram 1500 with a twin-turbo inline-6, a new 2026 GMC Sierra 1500 with a large 6.2L V8, a new Toyota Tundra with its hybrid powertrain, and a new Ford F-150 … Continue reading Video: GMC Sierra vs Ram 1500 vs Ford F-150 Hybrid vs Toyota Tundra Hybrid – Which Is the Most Efficient Full-size Truck in the USA?