Side by side

Bremont ionBirdvsZelos Thresher 44

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

ionBird
BremontionBird
MSRP $5,800
Thresher 44
ZelosThresher 44
MSRP $549

At a glance

11 of 29 specs differ
Diameter
ionBird43mm
Thresher 4444mm
Power Reserve
ionBird40h
Thresher 4440h
Water Resistance
ionBird
Thresher 44500m
MSRP
ionBird$5,800
Thresher 44$549

Full specifications

Case

7 specs
Category
Pilot
Diver
Diameter
43mm
44mm
Thickness
12.8mm
Lug-to-Lug
44mm
Lug Width
22mm
Material
Titanium
316L Stainless Steel
Water Resistance
500m

Crystal & Dial

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

Movement

1 specs
Caliber
Miyota 9015

Pricing

1 specs
MSRP
$5,800
$549

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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 44

Owners widely praise the Zelos Thresher 44, with one owner noting its finish has proven remarkably scratch-resistant. However, one owner found the finishing on their hammered grey variant not as well done as expected. The Zelos Thresher 44 with an agate dial sold out in 90 seconds, with one owner receiving theirs and noting the bracelet was fully wrapped. Overall, owners rate the Zelos Thresher 44 highly for its desirability and scratch-resistant finish.

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