Side by side

Fortis Flieger F-41vsStudio Underd0g Full Moon

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

Flieger F-41
FortisFlieger F-41
MSRP $2,530
Full Moon
Studio Underd0gFull Moon
MSRP $800

At a glance

12 of 29 specs differ
Diameter
Flieger F-4141mm
Full Moon39.5mm
Power Reserve
Flieger F-4138h
Full Moon40h
Water Resistance
Flieger F-41200m
Full Moon
MSRP
Flieger F-41$2,530
Full Moon$800

Full specifications

Case

6 specs
Category
Tool
Casual
Diameter
41mm
39.5mm
Thickness
11.5mm
Lug-to-Lug
46mm
Lug Width
20mm
Water Resistance
200m

Crystal & Dial

1 specs
Dial Color
Black
Standard

Movement

4 specs
Caliber
Sellita SW200-1
Type
Automatic
Manual
Power Reserve
38h
40h
Jewels
26
25

Pricing

1 specs
MSRP
$2,530
$800

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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

The Fortis Flieger F-41 is widely praised for its excellent machining and build quality for its price, featuring a traditional Flieger layout with modern flair, a sunburst dial with high-contrast orange accents, and a functional "Synchroline." Reviewers highlight its unique concave bezel with 24-click GMT functionality and a vivid color scheme that strikes a masterful balance. The watch offers 200 meters of water resistance and is powered by the UW-30 automatic movement. However, the UW-30 movement is noted for its modest 38-hour power reserve, and the 41mm case might be large for smaller wrists. Overall, reviewers rate the Fortis Flieger F-41 highly for its pared-back confidence and functional design at its price point.

Studio Underd0g Full Moon

Owners widely praise the Studio Underd0g Full Moon's harmonious creamy dial and its 37mm case, which fits flawlessly. The innovative sapphire disc with numerals is a highlight, though two visible screws holding it are noted as a minor aesthetic drawback. Some owners find the watch overpriced, while others see value in the upgraded Sellita movement under $1k. Lume is surprisingly good, and the included NATO strap is preferred by some over the leather. Accuracy ranges from +1/+2 seconds per day to about -6 seconds per day. On balance, owners rate the Studio Underd0g Full Moon highly for its versatile dial and well-fitting case at the price point.

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