Which tire has the highest Treadwear (UTQG) in size 255/30R22

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 255/30R22?


480 - Treadwear

 Nankang SP-5 - UTQG: 480AA - Tire Rating: 4


420 - Treadwear

 Yokohama Parada Spec-X - UTQG: 420AA - Tire Rating: 4.55


320 - Treadwear

 Kumho Ecsta X3 KL17 - UTQG: 320AAA - Tire Rating: 4.63


300 - Treadwear

 Nitto NT555 Summer Ultra High Performance - UTQG: 300AA - Tire Rating: 4.13


260 - Treadwear

 Nitto Invo Luxury Sport Ultra High Performance Tire - UTQG: 260AAA - Tire Rating: 0


200 - Treadwear

 Nankang NS-2 - UTQG: 200AA - Tire Rating: 4.5


180 - Treadwear

 Yokohama Advan Sport - UTQG: 180AAA - Tire Rating: 4.23