Side by side

Fortis Flieger F-43 BicompaxvsMassena LAB Uni-Racer

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
Uni-Racer
Massena LABUni-Racer
MSRP $3,495

At a glance

13 of 29 specs differ
Diameter
Flieger F-43 Bicompax43mm
Uni-Racer39mm
Power Reserve
Flieger F-43 Bicompax58h
Uni-Racer58h
Water Resistance
Flieger F-43 Bicompax200m
Uni-Racer50m
MSRP
Flieger F-43 Bicompax$4,180
Uni-Racer$3,495

Full specifications

Case

5 specs
Diameter
43mm
39mm
Thickness
14.5mm
9mm
Lug-to-Lug
46mm
Lug Width
22mm
20mm
Water Resistance
200m
50m

Crystal & Dial

4 specs
Crystal
Sapphire
Acrylic
Crystal Shape
Flat
Domed
AR Coating
Inner
No
Dial Color
Original
White

Movement

3 specs
Caliber
Sellita SW510 BH a
SW510 BH M Elaboré
Type
Automatic
Manual
Jewels
27
23

Pricing

1 specs
MSRP
$4,180
$3,495

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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.

Massena LAB Uni-Racer

The Massena LAB Uni-Racer is praised for its refined vintage chronograph aesthetic, featuring a 39mm case with unique horizontal finishing, a GPHG-nominated hand-wound Sellita SW510 M movement, and a sector dial with a "big eye" counter. Owners and reviewers highlight its period-perfect Super-LumiNova and snailing on recessed registers, all supported by a 58-hour power reserve and 50m water resistance. On balance, owners and reviewers rate the Massena LAB Uni-Racer highly for its authentic vintage design and refined execution at its price point.

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