Side by side

AVI-8 Flyboy Airmaster GMT AutomaticvsLongines LONGINES AVIGATION BIGEYE

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
LONGINES AVIGATION BIGEYE
LonginesLONGINES AVIGATION BIGEYE
MSRP $4,400

At a glance

10 of 29 specs differ
Diameter
Flyboy Airmaster GMT Automatic40mm
LONGINES AVIGATION BIGEYE41mm
Power Reserve
Flyboy Airmaster GMT Automatic40h
LONGINES AVIGATION BIGEYE40h
Water Resistance
Flyboy Airmaster GMT Automatic50m
LONGINES AVIGATION BIGEYE30m
MSRP
Flyboy Airmaster GMT Automatic$365
LONGINES AVIGATION BIGEYE$4,400

Full specifications

Case

7 specs
Category
GMT
Chronograph
Diameter
40mm
41mm
Thickness
14.5mm
Lug-to-Lug
48.7mm
Lug Width
20mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
50m
30m

Crystal & Dial

1 specs
Dial Color
Black
Blue

Movement

1 specs
Caliber
NH34
L688.5

Pricing

1 specs
MSRP
$365
$4,400

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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.

LONGINES AVIGATION BIGEYE

Owners and reviewers widely praise the Longines Avigation Bigeye for its unique, asymmetric dial, vintage military aesthetic, and cohesive design, with one reviewer noting its GPHG Best Revival prize win. The tactile chronograph pusher action and reliable L688.2 column wheel movement are highlighted, as is the watch's legibility and versatile strap-swapping potential due to its 20mm lug width. However, criticisms include the 30-minute sub-dial's three-minute hash marks, which some find compromise reading speed, and the lack of drilled lugs. The watch's thickness, around 14.45mm, is noted as typical for its movement, and some owners mention minor QC issues with chronograph hand alignment and a loud rotor. On balance, owners and reviewers rate the Longines Avigation Bigeye highly for its distinctive vintage-inspired design and solid chronograph performance at its price point.

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