Blade size specs:

UV77: up to 65kg (up to ~143 lbs)
UV82: 65-80kg (~143-176 lbs)
UV88: 80kg plus (~176 lbs plus)

Hybrid weight is 16 ounces
UV-77 is 77 sq/in 6.5” wide x 17” tall blade
UV-82 is 82 sq/in 6.75” wide x 17.5” tall blade
UV-88 is 88 sq/in 7” wide x 18” tall blade