Side by side

Spinnaker Cahill AutomaticvsZero West S4 Blackout P9427 Spitfire

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

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Cahill Automatic
SpinnakerCahill Automatic
MSRP $350
S4 Blackout P9427 Spitfire
Zero WestS4 Blackout P9427 Spitfire
Buy from Spinnaker ↗
Buy used on eBay ↗
Buy from Zero West ↗
Buy used on eBay ↗

At a glance

10 of 29 specs differ
Diameter
Cahill Automatic42mm
S4 Blackout P9427 Spitfire44mm
Power Reserve
Cahill Automatic40h
S4 Blackout P9427 Spitfire38h
Water Resistance
Cahill Automatic200m
S4 Blackout P9427 Spitfire100m
MSRP
Cahill Automatic$350
S4 Blackout P9427 Spitfire—

Full specifications

Case

6 specs
Category
Diver
—
Diameter
42mm
44mm
Thickness
13.7mm
14.1mm
Lug-to-Lug
51mm
49.6mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
200m
100m

Crystal & Dial

1 specs
Dial Color
Green
Black

Movement

2 specs
Caliber
SII NH35A
ETA 2824
Power Reserve
40h
38h

Pricing

1 specs
MSRP
$350
—
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