Side by side

Bremont ionBirdvsZelos Thresher 41 GMT

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

ionBird
BremontionBird
MSRP $5,800
Thresher 41 GMT
ZelosThresher 41 GMT
MSRP $729

At a glance

11 of 29 specs differ
Diameter
ionBird43mm
Thresher 41 GMT41mm
Power Reserve
ionBird40h
Thresher 41 GMT40h
Water Resistance
ionBird
Thresher 41 GMT200m
MSRP
ionBird$5,800
Thresher 41 GMT$729

Full specifications

Case

7 specs
Category
Pilot
GMT
Diameter
43mm
41mm
Thickness
11.5mm
Lug-to-Lug
41mm
Lug Width
20mm
Material
Titanium
316L Stainless Steel
Water Resistance
200m

Crystal & Dial

2 specs
Crystal
Sapphire
Domed Sapphire
Dial Color
Regular length (15cm - 19cm wrist size)
Damascus LE

Movement

1 specs
Caliber
Miyota 9075 GMT

Pricing

1 specs
MSRP
$5,800
$729

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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.

Zelos Thresher 41 GMT

Owners widely praise the Zelos Thresher 41 GMT for its creative design, titanium construction, and excellent lume. Some find the worldtimer bezel busy and the GMT function less easy to read, while others note the double Mother of Pearl dial's dynamic color shifts can be reflective in direct sun. The bezel-based world timer requires manual adjustment and allows for independent GMT use. Overall, owners rate the Zelos Thresher 41 GMT highly for its unique titanium build and striking dial at its price point.

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