Side by side

Fortis Stratoliner S-41vsZelos Skyraider 40 Skeleton

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

Stratoliner S-41
FortisStratoliner S-41
MSRP $5,450
Skyraider 40 Skeleton
ZelosSkyraider 40 Skeleton
MSRP $1,999

At a glance

13 of 29 specs differ
Diameter
Stratoliner S-4141mm
Skyraider 40 Skeleton40mm
Power Reserve
Stratoliner S-4160h
Skyraider 40 Skeleton40h
Water Resistance
Stratoliner S-41200m
Skyraider 40 Skeleton50m
MSRP
Stratoliner S-41$5,450
Skyraider 40 Skeleton$1,999

Full specifications

Case

7 specs
Category
Chronograph
Skeleton
Diameter
41mm
40mm
Thickness
14mm
8.2mm
Lug-to-Lug
40mm
Lug Width
21mm
20mm
Material
Stainless Steel
Titanium
Water Resistance
200m
50m

Crystal & Dial

1 specs
Dial Color
White
Ti Damascus LE

Movement

4 specs
Caliber
Manufacture Caliber WERK 17
Swiss Skeletonised Marvin 700
Type
Automatic
Manual
Power Reserve
60h
40h
Jewels
36
25

Pricing

1 specs
MSRP
$5,450
$1,999

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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.

Fortis Stratoliner S-41

Owners widely praise the Fortis Stratoliner S-41 for its purpose-built design and outstanding details, particularly its space blue lume and bright orange date on the dial. Reviewers note the WERK 17 movement offers a 60-hour power reserve. However, the Fortis Stratoliner S-41's 41mm case thickness and lug-to-lug distance lead some to perceive it as wearing large, and the dial's small text and flat design are flagged as potential drawbacks. Overall, owners and reviewers highlight the Fortis Stratoliner S-41's unique design and innovative movement as its primary strengths.

Zelos Skyraider 40 Skeleton

The Zelos Skyraider 40 Skeleton is noted for its skeletonized dial and the use of BGW9 and C3 Super-LumiNova for legibility. It is powered by a manual-wind ETA 6498 movement, offering a 44-hour power reserve. On balance, the Zelos Skyraider 40 Skeleton is seen as a cool-looking option, though availability is a factor.

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