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8.3 SCORE
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Wilson · 2025

Shift 99 Pro v1

99.0 · 315 · 31.5

Dynamic Bend Zone carbon. 99 in² head, 315 g unstrung, 31.5 cm unstrung balance, 18×20 string pattern.

Verified specs
Specifications checked against the manufacturer's source on 2 Sep 2026.
€145.50 at Extreme Tennis

Where to buy

prices as we recorded them, not a live feed — each row says when
Extreme Tennis extreme-tennis.eu
€145.50 seen 2 Sep 2026
Visit shop

We link out to shops; we do not sell. Prices change — always check the shop's own page before buying. A shop marked partner pays us for the referral, and that arrangement never affects a score: scores follow from the specification alone.

Six criteria

calculated from the verified specifications, scored out of 10, shown against the category average
Power 8.1
Solid -0.2 vs category average
Free depth on a short swing
Calculated from 99 in², 315 g, 31.5 cm, 18×20, RA 68 (spec model v1.0).
Control 9.0
Strong +0.6 vs category average
How closely the ball follows the aim
Calculated from 99 in², 315 g, 31.5 cm, 18×20, RA 68 (spec model v1.0).
Comfort 8.0
Solid -0.4 vs category average
Shock reaching the wrist and elbow
Calculated from RA 68, 315 g, 99 in² (spec model v1.0).
Spin 7.5
Modest -0.8 vs category average
Revolutions off the string bed
Calculated from 99 in², 315 g, 31.5 cm, 18×20 (spec model v1.0).
Stability 8.6
Strong +0.4 vs category average
Head hold against incoming pace
Calculated from 315 g, 31.5 cm, 99 in² (spec model v1.0).
Manoeuvrability 8.3
Solid -0.2 vs category average
Speed through preparation and recovery
Calculated from 315 g, 31.5 cm, 99 in² (spec model v1.0).

Specifications

Head size (in²)99.0
Weight, unstrung (g)315
Balance, unstrung (cm)31.5
String pattern18×20
Stiffness (RA)68
Length (cm)68.5

Where it wins and loses

against the average for this category
Strengths
Control 9.0 — 0.6 above the average for this category (18×20, 99 in² head).
Stability 8.6 — 0.4 above the average for this category (315 g, balance 31.5 cm).
Trade-offs
Spin 7.5 — 0.8 below the average for this category (18×20, balance 31.5 cm).
Comfort 8.0 — 0.4 below the average for this category (RA 68, 315 g).
Best forA player who aims at lines and wants the ball to go there.
Think twice ifYou hit flat and want the ball to travel straight.
What matters most to you?
Power 8.1 #170 of the 248 we score on power

Within 0.3 of the category average: neither a reason to buy this frame nor a reason to avoid it.

From 99 in² head, RA 68.

Control 9.0 #24 of the 248 we score on control

Above the average for this category, so this frame suits a player who aims at lines and wants the ball to go there.

From 18×20, 99 in² head.

Comfort 8.0 #64 of the 86 we score on comfort

Below the average for this category — think twice if you have had elbow, wrist or shoulder trouble.

From RA 68, 315 g.

Spin 7.5 #241 of the 248 we score on spin

Below the average for this category — think twice if you hit flat and want the ball to travel straight.

From 18×20, balance 31.5 cm.

Stability 8.6 #18 of the 248 we score on stability

Above the average for this category, so this frame suits blocking back heavy serves and taking pace off the wall.

From 315 g, balance 31.5 cm.

Manoeuvrability 8.3 #201 of the 248 we score on manoeuvrability

Within 0.3 of the category average: neither a reason to buy this frame nor a reason to avoid it.

From balance 31.5 cm, 315 g.

Read off this product's six criteria against the average for its category — the same numbers shown above, with the specification behind each gap named.

Proposal

Tension calculator

The calculator takes this frame's verified specs plus your playing style and returns a tension in kilograms and pounds, with the reasoning behind the number.

Racquet
Wilson Shift 99 Pro v1
Playing style
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