Side by side

Fortis Flieger F-41vsSternglas Naos Pro GMT Automatik

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
Naos Pro GMT Automatik
SternglasNaos Pro GMT Automatik
MSRP $863

At a glance

11 of 29 specs differ
Diameter
Flieger F-4141mm
Naos Pro GMT Automatik38mm
Power Reserve
Flieger F-4138h
Naos Pro GMT Automatik42h
Water Resistance
Flieger F-41200m
Naos Pro GMT Automatik50m
MSRP
Flieger F-41$2,530
Naos Pro GMT Automatik$863

Full specifications

Case

5 specs
Category
Tool
GMT
Diameter
41mm
38mm
Thickness
11.5mm
11mm
Lug-to-Lug
46mm
42mm
Water Resistance
200m
50m

Crystal & Dial

2 specs
Dial Color
Black
Lume
None
Luminova Punkte

Movement

3 specs
Caliber
Sellita SW200-1
Miyota 9075
Power Reserve
38h
42h
Jewels
26

Pricing

1 specs
MSRP
$2,530
$863

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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.

Sternglas Naos Pro GMT Automatik

Owners report the Sternglas Naos can feel underwhelming with a cheap feel and hands resembling office printer output, with some finding it wears smaller than expected and looks like a toy, though others appreciate its understated design. Reviewers highlight the Argo Automatic variant as a compelling sub-€400 mechanical watch with a colorful dial and practical date wheel, suitable for new collectors, featuring a 38mm case and a Miyota 8215 movement. On balance, the consensus is that the Sternglas Naos offers a mixed ownership experience, with its value proposition and entry-level appeal being its strongest points for some.

From video reviewers

The Sternglas Naos Pro GMT Automatik features a clean Bauhaus design that sets it apart from other GMT watches. A notable weakness is the watch's bezel action, which is not as smooth as some reviewers would have liked. Reviewers disagree on the watch's case size, with one reviewer stating it's slightly larger than the original Naos Automatic, while another reviewer doesn't mention this aspect at all.

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