XIOM · Sigma · Inverted

SIGMA II PRO

The harder sheet of the second Sigma generation, with a medium arc and stable feel.

Official catalogueSigmaNon-tacky / grippy

TTDNA ratings

Speed84

Spin88

Control86

Power82

Grip67

Tackiness5

Arc82

Catapult52

Throw angle75

Elastic68

Spin sensitivity72

Short game65

Blocking68

Backhand flip80

Counterloop86

Opening loop86

Chop58

Serve75

Service receive77

Difficulty64

Beginner friendly46

Durability74

Physical characteristics

Hardness76

Power83

Grip78

Tackiness5

Throw angle82

Catapult56

Dwell time34

Forgiveness56

Spin sensitivity37

Playing characteristics

Short game64

Serve57

Serve receive67

Opening loop78

Loop drive78

Counterloop77

Blocking76

Passive block57

Active block71

Punch block67

Flat hit66

Smash74

Flick68

Banana flick64

Chop62

Fishing58

Lobbing61

Precision65

Stability72

Consistency67

Touch56

Elasticity42

Energy return56

Durability78

Professional difficulty56

Beginner friendly54

Offensive rating77

Allround rating66

Defensive rating61

Variants and configurations

6 variants

Colour, thickness and configuration are variants of one model — never separate products. Colour never changes a rating, MAX and OX stay qualitative labels, and OX carries no sponge hardness.

Configuration	Colour	Thickness	Sponge	Hardness	Speed	Spin	Control
Standard	Red	1.8 mm	Sponged	Hard (TTDNA band)	78	85	91
Standard	Red	2.0 mm	Sponged	Hard (TTDNA band)	81	87	89
Standard	Red	MAX	Sponged	Hard (TTDNA band)	84	88	86
Standard	Black	1.8 mm	Sponged	Hard (TTDNA band)	78	85	91
Standard	Black	2.0 mm	Sponged	Hard (TTDNA band)	81	87	89
Standard	Black	MAX	Sponged	Hard (TTDNA band)	84	88	86

Red · 1.8 mm