Which tire has the highest Treadwear (UTQG) in size 205/45R18

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 205/45R18?

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280 - Treadwear

 Bridgestone Potenza RE050A - UTQG: 280AAA - Tire Rating: 3.84

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240 - Treadwear

 Goodyear Eagle NCT5 - UTQG: 240AA - Tire Rating: 3.71

 Dunlop SP Sport Maxx - UTQG: 240AAA - Tire Rating: 4.56

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