Side by side

Fortis Stratoliner S-41vsOak & Oscar The Humboldt GMT

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
The Humboldt GMT
Oak & OscarThe Humboldt GMT
MSRP $2,175

At a glance

16 of 29 specs differ
Diameter
Stratoliner S-4141mm
The Humboldt GMT39.5mm
Power Reserve
Stratoliner S-4160h
The Humboldt GMT56 hoursh
Water Resistance
Stratoliner S-41200m
The Humboldt GMT200m
MSRP
Stratoliner S-41$5,450
The Humboldt GMT$2,175

Full specifications

Case

8 specs
Category
Chronograph
GMT
Diameter
41mm
39.5mm
Thickness
14mm
12.5mm
Lug-to-Lug
46.8mm
Lug Width
21mm
20mm
Material
Stainless Steel
316L Stainless Steel
Finish
Brushed and polished
Brushed
Caseback
Solid
Solid screw-down

Crystal & Dial

3 specs
Crystal Shape
Flat
Double-domed
AR Coating
Inner
Underside
Lume
None
Super-LumiNova

Movement

4 specs
Caliber
Manufacture Caliber WERK 17
Sellita SW330
Beat Rate
28,800 vph
4 vph
Power Reserve
60h
56 hoursh
Jewels
36
25

Pricing

1 specs
MSRP
$5,450
$2,175

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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.

Oak & Oscar The Humboldt GMT

Oak & Oscar The Humboldt GMT owners widely praise its exceptional accuracy, often running at or near 0 seconds per day, and its comfortable wearability with subtle design details. The construction quality for the price point, sandwich lume, and anti-magnetic properties are also highlighted. Some owners find the bracelet sizing adjustment slightly awkward, and one noted the lume could be brighter. Overall, owners rate the Oak & Oscar The Humboldt GMT highly for its accuracy and comfortable wearability.

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