Proton Series Four 15mm vs Selkirk Labs Project 008 Tour 13mm

Side-by-side comparison with lab-tested specs

Specs Comparison

Spec

Proton Series Four 15mm

Selkirk Labs Project 008 Tour 13mm

Price

$300

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Swing Weight

116

118

Twist Weight

5.61

5.36

Weight

8 oz

7.9 oz

Core

—

13mm

Power

57.7 MPH

56.8 MPH

Pop

36.2 MPH

36.3 MPH

Spin

2114 RPM

2050 RPM

Shape

—

Elongated

Face

Composite

Carbon

Build

—

Gen 4

Balance

241mm

238.5mm

Proton Series Four 15mm

This paddle delivers 85th percentile power (57.7 MPH), spin-friendly low twist weight — a versatile option.

Pros

+Elite power — 57.7 MPH puts it in the 85th percentile of all paddles tested (avg 56.4)
+Good spin generation at 2114 RPM (74th percentile)

Cons

−Low stability — twist weight of 5.61 (11th percentile) means off-center hits will twist more in your hand
−Premium price at $300 — more expensive than 99% of paddles (avg $189)

Best For

Power PlayersTennis Converts

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Selkirk Labs Project 008 Tour 13mm

This paddle delivers mid-range 56.8 MPH power, crisp 13mm feel, spin-friendly low twist weight — a control option in an elongated shape.

Pros

+Elongated shape gives extra reach on defense, overheads, and two-handed backhands
+Thin core (13mm) gives a crisp, responsive feel with fast feedback
+Latest-generation thermoformed construction for premium feel and consistency

Cons

−Low stability — twist weight of 5.36 (bottom 4%) means off-center hits will twist more in your hand
−Narrower face means a smaller horizontal sweet spot
−Very thin core can feel harsh on mishits and may cause arm fatigue

Best For

Singles PlayersTennis Converts

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Creator code: INF-PBSTUDIO — a digital gift card

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