Which tire has the highest Treadwear (UTQG) in size 265/65R18

It's time to buy new tires for my car, but I want to buy a tire that lasts longer than the original brand, OEM. Which tire has the highest Treadwear in this size 265/65R18?


740 - Treadwear

 Cooper Discoverer SRX - UTQG: 740AB - Tire Rating: 0

 Continental CrossContact LX20 - UTQG: 740AB - Tire Rating: 0


680 - Treadwear

 Continental TerrainContact A/T - UTQG: 680AA - Tire Rating: 0


640 - Treadwear

 Nitto NT421Q Premier All-Season Crossover - UTQG: 640AA - Tire Rating: 0


600 - Treadwear

 Nitto Terra Grappler G2 All-Terrain Light Truck Radial Tire - UTQG: 600AB - Tire Rating: 0


580 - Treadwear

 Goodyear Wrangler TrailRunner AT - UTQG: 580AB - Tire Rating: 0


480 - Treadwear

 Michelin Energy Saver A/S - UTQG: 480AB - Tire Rating: 0