Side by side

AVI-8 Flyboy Airmaster GMT AutomaticvsLongines LONGINES SPIRIT CHRONOGRAPH

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 SPIRIT CHRONOGRAPH
LonginesLONGINES SPIRIT CHRONOGRAPH
MSRP $3,700

At a glance

10 of 29 specs differ
Diameter
Flyboy Airmaster GMT Automatic40mm
LONGINES SPIRIT CHRONOGRAPH42mm
Power Reserve
Flyboy Airmaster GMT Automatic40h
LONGINES SPIRIT CHRONOGRAPH40h
Water Resistance
Flyboy Airmaster GMT Automatic50m
LONGINES SPIRIT CHRONOGRAPH100m
MSRP
Flyboy Airmaster GMT Automatic$365
LONGINES SPIRIT CHRONOGRAPH$3,700

Full specifications

Case

7 specs
Category
GMT
Chronograph
Diameter
40mm
42mm
Thickness
16.5mm
Lug-to-Lug
51.4mm
Lug Width
22mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
50m
100m

Crystal & Dial

1 specs
Dial Color
Black
Blue

Movement

1 specs
Caliber
NH34
L688.4

Pricing

1 specs
MSRP
$365
$3,700

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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 SPIRIT CHRONOGRAPH

The Longines Spirit Chronograph is widely praised for its excellent value, featuring a COSC-certified automatic movement with a column wheel chronograph and impressive finishing for its price. Owners and reviewers highlight its solid build, elegant dial with spectacular lume, and comfortable bracelet with a secure clasp. The aviation-inspired design is noted for its legibility and personality, with some appreciating the historical five-star rating as a nod to Longines' heritage, while others find it unnecessary clutter. Accuracy is reported as impressive, with one owner noting +1.7 seconds over 24 hours, and the movement offers a 54-hour power reserve. On balance, owners and reviewers rate the Longines Spirit Chronograph highly for its blend of classic design, robust build, and strong value proposition.

From video reviewers

The Longines Spirit Chronograph features a high-quality ceramic bezel with satisfying bezel action. The watch's value as a mechanical chronograph under $3,000 is notable, particularly for its pilot watch design. However, the lume brightness is somewhat limited, and the finishing could be improved, with inconsistent execution of various finishes on the details.

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