Which tire has the highest Treadwear (UTQG) in size 255/40R18

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 255/40R18?


560 - Treadwear

 Continental ExtremeContact DWS 06 - UTQG: 560AAA - Tire Rating: 0

 Continental SureContact RX - UTQG: 560AAA - Tire Rating: 0

 Nitto Motivo All-Season Ultra High Performance Tire - UTQG: 560AA - Tire Rating: 0


540 - Treadwear

 Continental ExtremeContact DWS - UTQG: 540AA - Tire Rating: 0

 Continental ControlContactSport A/S - UTQG: 540AA - Tire Rating: 0


500 - Treadwear

 Nexen CP672 - UTQG: 500AA - Tire Rating: 4.57


400 - Treadwear

 Continental ContiProContact - UTQG: 400AAA - Tire Rating: 4.23


340 - Treadwear

 Continental ContiExtremeContact DW - UTQG: 340AAA - Tire Rating: 4.58

 Goodyear Efficient Grip - UTQG: 340AA - Tire Rating: 3.86


320 - Treadwear

 Michelin Pilot Sport 3 - UTQG: 320AAA - Tire Rating: 4.6


300 - Treadwear

 Cooper Zeon RS3-S - UTQG: 300AAA - Tire Rating: 0


280 - Treadwear

 Toyo Proxes T1R - UTQG: 280AAA - Tire Rating: 4.65

 Kumho Ecsta LE Sport KU39 - UTQG: 280AAA - Tire Rating: 4.38

 Continental ContiSportContact - UTQG: 280AA - Tire Rating: 3.75

 Continental ContiSportContact 2 - UTQG: 280AAA - Tire Rating: 4.46

 Continental ContiSportContact 3 - UTQG: 280AAA - Tire Rating: 4.68

 Continental ContiSportContact 5 - UTQG: 280AAA - Tire Rating: 0

 Bridgestone Potenza S001 - UTQG: 280AA - Tire Rating: 4.19


260 - Treadwear

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


240 - Treadwear

 Dunlop Sp Sport Maxx TT - UTQG: 240AAA - Tire Rating: 4.69

 Toyo Proxes T1 Sport - UTQG: 240AAA - Tire Rating: 4.5

 Toyo Proxes Sport - UTQG: 240AAA - Tire Rating: 0

 Continental ContiSportContact 5 P - UTQG: 240AAA - Tire Rating: 0


220 - Treadwear

 Michelin Pilot Sport 2 - UTQG: 220AAA - Tire Rating: 4.69


180 - Treadwear

 Yokohama Advan Neova AD08 - UTQG: 180AAA - Tire Rating: 4.06


140 - Treadwear

 Pirelli Pzero Assimetrico - UTQG: 140AA - Tire Rating: 4.38