padelracketreviews
Racket comparison · 2026

Nox Quantum 12K Cobalt vs Siux Electra Pro SE Black

Head-to-head on PRR scores, specs, and live prices — independently tested with the same methodology. Updated daily.

Nox Quantum 12K Cobalt
Nox

Nox Quantum 12K Cobalt

78
Best
Siux Electra Pro SE Black
Siux

Siux Electra Pro SE Black

91
PRR verdict

Siux Electra Pro SE Black wins by 13 points

Siux Electra Pro SE Black scores 91/100 against 78/100 for the Nox Quantum 12K Cobalt. Its biggest edge is control (+10). On price, the Nox Quantum 12K Cobalt is currently €214 cheaper.

Score breakdown
Nox Quantum 12K Cobalt
Siux Electra Pro SE Black
Overall
78/100
91/100Best
Control
68
78Best
Power
80
90Best
Sweet spot
65
66Best
Maneuverability
68
72Best
Comfort
66
67Best
Specs
Nox Quantum 12K Cobalt
Siux Electra Pro SE Black
Shape
Diamond
Round
Balance
Weight
360–375 g
Core
HR3 EVA
Face material
Level
Advanced
Intermediate
Playing style
All-court
Versatile
Nox Quantum 12K Cobalt

The Quantum 12K Cobalt is the all-court listing of Nox's non-signature attack platform: the HR3 core in a 375 g diamond scoring power 80 with workable control 68 and fair-for-the-genre terms (comfort 66, tolerance 65). Face details beyond the 12K family designation are thin. Value 78 continues the Quantum's rational-buy positioning: AT10-adjacent character without the signature tax. Between Quantum editions the Cobalt's tuning reads a touch friendlier than the Carbon's. For advanced players who attack in waves rather than constantly, this is the Quantum to demo first.

145at PadelProShopReview & prices
Siux Electra Pro SE Black

The Electra Pro SE Black scores like a serious attacking frame: power 90 with control 78 puts it in flagship territory, and the profile suggests a player who wants to finish points from mid-court and trust drives under pressure. Comfort 67 and tolerance 66 tell the other half of the story: this is a firm, demanding hit that expects clean contact and a conditioned arm. Full specification for this special edition is unconfirmed, so we would not assert materials or balance we cannot verify. At value 62 it is priced ambitiously; demo one before you commit.

359at PadelProShopReview & prices

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