Side by side

Horage Autark K2 Small SecondsvsFortis Stratoliner S-41

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

Autark K2 Small Seconds
HorageAutark K2 Small Seconds
MSRP $5,590
Stratoliner S-41
FortisStratoliner S-41
MSRP $5,450

At a glance

14 of 29 specs differ
Diameter
Autark K2 Small Seconds39.5mm
Stratoliner S-4141mm
Power Reserve
Autark K2 Small Seconds72h
Stratoliner S-4160h
Water Resistance
Autark K2 Small Seconds100m
Stratoliner S-41200m
MSRP
Autark K2 Small Seconds$5,590
Stratoliner S-41$5,450

Full specifications

Case

7 specs
Category
Dress
Chronograph
Diameter
39.5mm
41mm
Thickness
8.8mm
14mm
Lug-to-Lug
48.3mm
Lug Width
22mm
21mm
Material
Titanium
Stainless Steel
Water Resistance
100m
200m

Crystal & Dial

3 specs
AR Coating
No
Inner
Dial Color
Black
White
Lume
Super-LumiNova
None

Movement

3 specs
Caliber
Horage K2
Manufacture Caliber WERK 17
Power Reserve
72h
60h
Jewels
25
36

Pricing

1 specs
MSRP
$5,590
$5,450

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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.

Horage Autark K2 Small Seconds

Owners and reviewers widely praise Horage's technical capabilities and enthusiast-driven approach, with one owner highlighting the brand's craftsmanship, reliability, and value. The Horage Autark K2 Small Seconds features a Grade 5 titanium case and bracelet praised for being lightweight and comfortable for daily wear, offering 100 meters of water resistance and a 72-hour power reserve. Accuracy is rated within -4/+6 seconds per day. On balance, owners and reviewers rate the Horage Autark K2 Small Seconds highly for its technical innovation and value proposition.

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.

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