Year: 2018
Wilson ULTRA 105 S Countervail 2018 is a tennis racket with head size 105in² and a string pattern 16x15.The declared unstrung frame weight is 285g, the balance is equal to 325mm and the stiffness is 73 RA.

Wilson
Ultra
285g (10.00 oz)
105 in²
16x15
73 RA
325mm
This racquet sits in the oversize game improvement category and is designed around its primary performance strengths. The 105 in² head size boosts forgiveness and sweet spot size. A stiffness rating of 73 RA results in a firmer, more responsive feel at impact. With an unstrung weight of 285 g, the frame favors maneuverability. The 16x15 string pattern (open) influences spin access and launch angle. Performance-wise, it scores 100/100 for power, 80/100 for spin, and 20/100 for control, outlining its on-court behavior. Its characteristics suggest a higher potential for arm fatigue if paired with stiff strings. It is best suited for beginner players.
Player discussions around racquets with this profile tend to focus on how it behaves in real match conditions. Forum users commonly point out the forgiving nature of larger-headed frames like this, especially on off-center hits. A recurring theme is the potential for arm discomfort for sensitive players, depending on setup and hitting style. Overall, it is most often recommended by users for beginner players.
100/100
80/100
20/100
40/100
77/100
58/100
72/100
49; 59 lbs
Carbon Fiber Grafite/Countervail
wilson sublime
26-27-26 mm
26.0; 27.0; 26.0