Side by side

Fortis Stratoliner S-41vsTudor Pelagos Ultra

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
Pelagos Ultra
TudorPelagos Ultra
MSRP $6,900

At a glance

20 of 29 specs differ
Diameter
Stratoliner S-4141mm
Pelagos Ultra40mm
Power Reserve
Stratoliner S-4160h
Pelagos Ultra65h
Water Resistance
Stratoliner S-41200m
Pelagos Ultra1,000m
MSRP
Stratoliner S-41$5,450
Pelagos Ultra$6,900

Full specifications

Case

9 specs
Category
Chronograph
Diver
Diameter
41mm
40mm
Thickness
14mm
14.5mm
Lug-to-Lug
46mm
Lug Width
21mm
22mm
Material
Stainless Steel
Titanium
Finish
Brushed and polished
Satin
Water Resistance
200m
1000m
Caseback
Solid
Solid screw-down

Crystal & Dial

4 specs
Crystal Shape
Flat
AR Coating
Inner
Dial Color
White
Black
Indices
Applied

Movement

6 specs
Caliber
Manufacture Caliber WERK 17
MT5612-U
Beat Rate
28,800 vph
0 vph
Power Reserve
60h
65h
Jewels
36
0
Hacking
Yes
No
Hand-winding
Yes
No

Pricing

1 specs
MSRP
$5,450
$6,900

Follow this matchup

Get a note when Fortis Stratoliner S-41 vs Tudor Pelagos Ultra gets more votes, a community discussion, or a price drop. No account needed.

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.

Tudor Pelagos Ultra

The Tudor Pelagos Ultra is praised for its 1000 meters of water resistance, METAS-certified Calibre MT5612-U movement, and fully lumed dial and bezel. Reviewers highlight its titanium case and self-adjusting clasp as key features. The Tudor Pelagos Ultra is slightly larger at 43mm than some other models in the line but wears comfortably. Overall, owners and reviewers rate the Tudor Pelagos Ultra highly for its technical specifications and comfortable wearability as a flagship dive watch.

From video reviewers

The Tudor Pelagos Ultra's all-titanium construction provides a lightweight and durable case. One weakness is the lack of lume brightness. Reviewers disagree on whether the helium release valve is a notable feature or a drawback for a more streamlined design.

Keep exploring

More watches worth a look

Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.

Adjacent matchups

People also compared

Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.