Side by side

Bremont ionBirdvsHamilton Khaki Aviation Khaki Pilot GMT Auto

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

ionBird
BremontionBird
MSRP $5,800
Khaki Aviation Khaki Pilot GMT Auto
HamiltonKhaki Aviation Khaki Pilot GMT Auto
MSRP $1,575

At a glance

10 of 29 specs differ
Diameter
ionBird43mm
Khaki Aviation Khaki Pilot GMT Auto44mm
Power Reserve
ionBird40h
Khaki Aviation Khaki Pilot GMT Auto50h
Water Resistance
ionBird
Khaki Aviation Khaki Pilot GMT Auto100m
MSRP
ionBird$5,800
Khaki Aviation Khaki Pilot GMT Auto$1,575

Full specifications

Case

6 specs
Diameter
43mm
44mm
Thickness
12.1mm
Lug-to-Lug
46mm
Lug Width
22mm
Material
Titanium
Stainless Steel
Water Resistance
100m

Crystal & Dial

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

Movement

2 specs
Caliber
2893-2
Power Reserve
40h
50h

Pricing

1 specs
MSRP
$5,800
$1,575

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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.

Hamilton Khaki Aviation Khaki Pilot GMT Auto

Owners widely praise the Hamilton Khaki Aviation Khaki Pilot GMT Auto as an underrated, value-packed GMT with good finishing and a sapphire crystal, powered by an ETA 2893-2 movement. Some find the GMT hand obscures legibility, while others consider it legible and appreciate the slim design, though its 44mm size is noted as large by some. One owner describes it as functioning more as an "office GMT" than a traveler's GMT. On balance, owners and reviewers rate the Hamilton Khaki Aviation Khaki Pilot GMT Auto highly for its excellent value and GMT functionality.

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