Which tire has the highest Treadwear (UTQG) in size 235/85R16

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 235/85R16?

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640 - Treadwear

 Toyo Open Country H/T - UTQG: 640AB - Tire Rating: 4.69

 Kumho Road Venture SAT KL61 - UTQG: 640AB - Tire Rating: 4.29

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600 - Treadwear

 Nitto Dura Grappler Highway Terrain Light Truck Tire - UTQG: 600AB - Tire Rating: 0

 Kumho Road Venture APT KL51 - UTQG: 600AA - Tire Rating: 4.25

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500 - Treadwear

 Kumho Road Venture AT KL78 - UTQG: 500AB - Tire Rating: 4.39

 Yokohama Geolandar A/T-S G012 - UTQG: 500AB - Tire Rating: 4.52

 Michelin LTX A/T 2 - UTQG: 500AB - Tire Rating: 4.79

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480 - Treadwear

 Federal Couragia A/T - UTQG: 480AB - Tire Rating: 4.56

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460 - Treadwear

 Dunlop Grandtrek AT3 - UTQG: 460AB - Tire Rating: 4.35

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440 - Treadwear

 Pirelli Scorpion ATR - UTQG: 440AB - Tire Rating: 4.04

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420 - Treadwear

 Maxxis MA-751 Bravo - UTQG: 420AB - Tire Rating: 4.23

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340 - Treadwear

 Goodyear Wrangler RT/S - UTQG: 340AB - Tire Rating: 4.79

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