Side by side

Fortis Stratoliner S-41vsSternglas Naos Pro Automatik

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

Stratoliner S-41
FortisStratoliner S-41
MSRP $5,450
Naos Pro Automatik
SternglasNaos Pro Automatik
MSRP $755

At a glance

12 of 29 specs differ
Diameter
Stratoliner S-4141mm
Naos Pro Automatik38mm
Power Reserve
Stratoliner S-4160h
Naos Pro Automatik42h
Water Resistance
Stratoliner S-41200m
Naos Pro Automatik50m
MSRP
Stratoliner S-41$5,450
Naos Pro Automatik$755

Full specifications

Case

6 specs
Category
Chronograph
Dress
Diameter
41mm
38mm
Thickness
14mm
9mm
Lug-to-Lug
42.4mm
Lug Width
21mm
20mm
Water Resistance
200m
50m

Crystal & Dial

2 specs
Dial Color
White
Lume
None
Luminova Punkte

Movement

3 specs
Caliber
Manufacture Caliber WERK 17
Miyota 9015
Power Reserve
60h
42h
Jewels
36

Pricing

1 specs
MSRP
$5,450
$755

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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 Stratoliner S-41

Owners widely praise the Fortis Stratoliner S-41 for its purpose-built design and outstanding details, particularly its space blue lume and bright orange date on the dial. Reviewers note the WERK 17 movement offers a 60-hour power reserve. However, the Fortis Stratoliner S-41's 41mm case thickness and lug-to-lug distance lead some to perceive it as wearing large, and the dial's small text and flat design are flagged as potential drawbacks. Overall, owners and reviewers highlight the Fortis Stratoliner S-41's unique design and innovative movement as its primary strengths.

Sternglas Naos Pro Automatik

The Sternglas Naos Pro Automatik is praised for its slim 9mm case and Bauhaus dial design, featuring clear hour markers and a framed date window. Owners note the upgraded Miyota 9015 movement with a 4Hz beat rate. Accuracy is reported as -10/+30 seconds per day, which is not ideal for precision enthusiasts. The five-link bracelet's lack of fitted end-links and the optional bracelet's chunkiness are flagged as areas lacking refinement. Overall, reviewers highlight the Sternglas Naos Pro Automatik's improved wearability and premium feel at its price point.

From video reviewers

The Bauhaus design is a strength. The value proposition is a weakness.

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