Side by side

Spinnaker Cahill AutomaticvsTissot PRX Titanium

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

Cahill Automatic
SpinnakerCahill Automatic
MSRP $350
PRX Titanium
TissotPRX Titanium
MSRP $975

At a glance

14 of 29 specs differ
Diameter
Cahill Automatic42mm
PRX Titanium38mm
Power Reserve
Cahill Automatic40h
PRX Titanium80h
Water Resistance
Cahill Automatic200m
PRX Titanium100m
MSRP
Cahill Automatic$350
PRX Titanium$975

Full specifications

Case

7 specs
Category
Diver
Dress
Diameter
42mm
38mm
Thickness
13.7mm
10.98mm
Lug-to-Lug
51mm
37.5mm
Lug Width
22mm
11mm
Material
316L Stainless Steel
Titanium
Water Resistance
200m
100m

Crystal & Dial

4 specs
AR Coating
Inner
Yes
Dial Color
Green
Blue
Indices
Applied
Indexes
Lume
None
Super-LumiNova ®

Movement

2 specs
Caliber
SII NH35A
Powermatic 80
Power Reserve
40h
80h

Pricing

1 specs
MSRP
$350
$975

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What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Spinnaker Cahill Automatic

Owners widely praise the Spinnaker Cahill Automatic for its attractive vintage-inspired design, comfortable wearability on smaller wrists, and good timekeeping, with one owner specifically noting the large "maxi" indices and NATO strap as highlights. However, some find the lume application uneven and note the use of a mineral crystal. A significant concern raised by one owner is a report of internal component failures and a perceived lack of quality control within the brand. On balance, the Spinnaker Cahill Automatic is well-regarded by owners for its style and value, particularly at specific price points, despite some noted manufacturing inconsistencies.

Tissot PRX Titanium

The Tissot PRX Titanium is widely praised for its lightweight titanium construction, impressive machining, and the 38mm size hitting a sweet spot for wearability. Owners and reviewers highlight the Powermatic 80 movement's 80-hour power reserve and anti-magnetic Nivachron balance spring. Some find the colorways and materials less appealing than standard steel options, with legibility noted as a potential issue, and one reviewer expressed a preference for different hand and marker tones against the anthracite dial. Owners discuss the Powermatic 80 movement's use of plastic parts, with some concerned about serviceability while others note Tissot offers movement replacement. On balance, owners and reviewers rate the Tissot PRX Titanium highly for its comfortable wearability and robust movement at its price point.

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