Side by side

Bremont ionBirdvsFortis Stratoliner S-41

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

ionBird
BremontionBird
MSRP $5,800
Stratoliner S-41
FortisStratoliner S-41
MSRP $5,450

At a glance

11 of 29 specs differ
Diameter
ionBird43mm
Stratoliner S-4141mm
Power Reserve
ionBird40h
Stratoliner S-4160h
Water Resistance
ionBird
Stratoliner S-41200m
MSRP
ionBird$5,800
Stratoliner S-41$5,450

Full specifications

Case

6 specs
Category
Pilot
Chronograph
Diameter
43mm
41mm
Thickness
14mm
Lug Width
21mm
Material
Titanium
Stainless Steel
Water Resistance
200m

Crystal & Dial

1 specs
Dial Color
Regular length (15cm - 19cm wrist size)
White

Movement

3 specs
Caliber
Manufacture Caliber WERK 17
Power Reserve
40h
60h
Jewels
25
36

Pricing

1 specs
MSRP
$5,800
$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.

Bremont ionBird

Owners report the Bremont ionBird is overpriced and features a printed dial with a poorly placed date window at 4:30, which some find visually disruptive. However, some owners suggest its case finishing is superior to competitors. The 43mm titanium Bremont ionBird GMT is powered by a COSC-certified BE-93-2AV automatic movement and retails for $5,795. On balance, owners and reviewers find the Bremont ionBird's date window placement and price point to be significant drawbacks.

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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