Side by side

Fortis Flieger F-41 Werk 7vsZelos Skyraider 40 Skeleton

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

Flieger F-41 Werk 7
FortisFlieger F-41 Werk 7
MSRP $4,510
Skyraider 40 Skeleton
ZelosSkyraider 40 Skeleton
MSRP $1,999

At a glance

12 of 29 specs differ
Diameter
Flieger F-41 Werk 741mm
Skyraider 40 Skeleton40mm
Power Reserve
Flieger F-41 Werk 738h
Skyraider 40 Skeleton40h
Water Resistance
Flieger F-41 Werk 7200m
Skyraider 40 Skeleton50m
MSRP
Flieger F-41 Werk 7$4,510
Skyraider 40 Skeleton$1,999

Full specifications

Case

6 specs
Category
Pilot
Skeleton
Diameter
41mm
40mm
Thickness
11.5mm
8.2mm
Lug-to-Lug
46mm
40mm
Material
Stainless Steel
Titanium
Water Resistance
200m
50m

Crystal & Dial

1 specs
Dial Color
Black
Ti Damascus LE

Movement

4 specs
Caliber
Werk 7 (Manufacture)
Swiss Skeletonised Marvin 700
Type
Automatic
Manual
Power Reserve
38h
40h
Jewels
26
25

Pricing

1 specs
MSRP
$4,510
$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 Flieger F-41 Werk 7

The Fortis Flieger is widely praised for its robust build quality, superb readability, and excellent fit and finish, with reviewers highlighting the utilitarian dial and Brixtrack markers. Some find the 39mm case wears large due to its 50mm lug-to-lug span, while others note the 41mm versions offer better proportions. The Werk 7 movement provides a 70-hour power reserve, though one review mentions the UW-30 movement in a 39mm model has a 38-hour power reserve. On balance, reviewers rate the Fortis Flieger highly for its practical design and solid construction at its price point.

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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