Side by side

Fortis Flieger F-43 BicompaxvsZelos Eagle 2

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

Flieger F-43 Bicompax
FortisFlieger F-43 Bicompax
MSRP $4,180
Eagle 2
ZelosEagle 2
MSRP $899

At a glance

12 of 29 specs differ
Diameter
Flieger F-43 Bicompax43mm
Eagle 239mm
Power Reserve
Flieger F-43 Bicompax58h
Eagle 240h
Water Resistance
Flieger F-43 Bicompax200m
Eagle 2100m
MSRP
Flieger F-43 Bicompax$4,180
Eagle 2$899

Full specifications

Case

7 specs
Category
Chronograph
Pilot
Diameter
43mm
39mm
Thickness
14.5mm
11mm
Lug-to-Lug
39mm
Lug Width
22mm
20mm
Material
Stainless Steel
Titanium
Water Resistance
200m
100m

Crystal & Dial

1 specs
Dial Color
Original
Anthracite

Movement

3 specs
Caliber
Sellita SW510 BH a
La Joux-Perret G100
Power Reserve
58h
40h
Jewels
27
25

Pricing

1 specs
MSRP
$4,180
$899

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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-43 Bicompax

Owners widely praise the Fortis Original for its tool-watch aesthetic, legibility, and robust construction, with many noting excellent lume that lasts all night and precise day/date changes at midnight. The brushed stainless steel case is well-finished, and the 38mm size is considered comfortable and well-weighted despite being smaller than modern watches. Accuracy figures range from +2 seconds/day to +8 seconds/day, and some owners compare Fortis quality favorably to Omega. However, some users find the MSRP too high compared to brands like Sinn and Damasko, and one owner reported internal parts dislodging from a limited edition model. Concerns have also been raised about stripped lug screws on B-42 models and potential parts shortages due to past bankruptcy protection filings. Overall, owners rate the Fortis Original highly for its durable construction and tool-watch functionality at a competitive price point.

Zelos Eagle 2

Owners widely praise the Zelos Eagle 2's unique meteorite dial and titanium case, with one owner describing it as a "work of art" featuring a fully lumed dial and a scratch-resistant 1,200 Vickers hardness-coated case. The LaJoux Perret G100Soigne movement provides a 68-hour power reserve. Some owners, however, find the dial layout "ugly" and the font thick, while others note minor QC issues like misaligned markers. On balance, owners rate the Zelos Eagle 2 highly for its distinctive meteorite dial and titanium construction at its price point.

From video reviewers

The watch's compact size is a notable strength, with a 39mm diameter case and 11mm thickness making it suitable for a pilot's watch. A potential weakness is the lug-to-lug fit, which may be too large for smaller wrists. Reviewers disagree on the bezel, with one reviewer highlighting the Cerakote finish as a standout feature, while another mentions the watch's bezel in passing without comment.

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