I need to replace my AC unit & looking for recommendation between these 2.

Warranty on Daikin seems better but is it worth 50% more? I’ve never heard of RUUD but sales rep says it’s an ok brand. Anyone has experience with these?

RUUD Achiever 15 2 stage, 15.2 Seer2 = $7342 Daikin Fit, DZ6VS -17.5 Seer2 = $11,445