Side by side

AVI-8 Flyboy Airmaster GMT AutomaticvsBremont MBIII

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

Flyboy Airmaster GMT Automatic
AVI-8Flyboy Airmaster GMT Automatic
MSRP $365
MBIII
BremontMBIII
MSRP $5,450

At a glance

9 of 29 specs differ
Diameter
Flyboy Airmaster GMT Automatic40mm
MBIII43mm
Power Reserve
Flyboy Airmaster GMT Automatic40h
MBIII40h
Water Resistance
Flyboy Airmaster GMT Automatic50m
MBIII100m
MSRP
Flyboy Airmaster GMT Automatic$365
MBIII$5,450

Full specifications

Case

6 specs
Category
GMT
Pilot
Diameter
40mm
43mm
Thickness
14.5mm
Lug Width
14.5mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
50m
100m

Crystal & Dial

1 specs
Dial Color
Black
Armoured II

Movement

1 specs
Caliber
NH34
BE-36AE

Pricing

1 specs
MSRP
$365
$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.

AVI-8 Flyboy Airmaster GMT Automatic

Owners widely praise the AVI-8 Flyboy Airmaster GMT Automatic for its robust build quality, intricate three-timezone function, and crisp dial texture. The watch is noted for its wearable 41mm case size and 48.5mm lug-to-lug, with an internally positioned GMT complication that maintains a clean dial appearance. Some owners report the stock leather strap feels cheap and limits strap changing options. On balance, owners rate the AVI-8 Flyboy Airmaster GMT Automatic highly for its solid finishing and value, particularly highlighting the dial's depth and texture.

Bremont MBIII

The Bremont MBIII is praised for its versatile pilot's watch design, excellent dial visibility, and shock-resistant chronometer movement housed in a 43mm Trip-Tick case with a Faraday cage. Owners appreciate its unique origin story tied to Martin-Baker ejection seats and the brand's distinctive design language, with some noting the orange barrel accent. The watch features a 24-hour scale, 100m water resistance, and an improved Roto Click bezel. However, the "DANGER EJECTION SEAT" dial text is considered divisive, and its ETA 2892 GMT movement is not a "true" GMT as only the 24-hour hand is independently adjustable. On balance, owners and reviewers value the Bremont MBIII for its robust build and unique aviation-inspired narrative.

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