Side by side

Hamilton Khaki Aviation Air Race AutovsLongines HYDROCONQUEST

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

Khaki Aviation Air Race Auto
HamiltonKhaki Aviation Air Race Auto
MSRP $845
HYDROCONQUEST
LonginesHYDROCONQUEST
MSRP $2,000

At a glance

20 of 29 specs differ
Diameter
Khaki Aviation Air Race Auto38mm
HYDROCONQUEST41mm
Power Reserve
Khaki Aviation Air Race Auto80h
HYDROCONQUEST72h
Water Resistance
Khaki Aviation Air Race Auto50m
HYDROCONQUEST300m
MSRP
Khaki Aviation Air Race Auto$845
HYDROCONQUEST$2,000

Full specifications

Case

9 specs
Category
Pilot
Diver
Diameter
38mm
41mm
Thickness
10.8mm
11.9mm
Lug-to-Lug
46mm
53.5mm
Lug Width
19mm
21mm
Material
Stainless Steel
Ceramic
Finish
Brushed and polished
Water Resistance
50m
300m
Caseback
Solid

Crystal & Dial

4 specs
Crystal Shape
Flat
AR Coating
Inner
Dial Color
Black
Green
Indices
Applied

Movement

6 specs
Caliber
H-10
L888.5
Beat Rate
28,800 vph
0 vph
Power Reserve
80h
72h
Jewels
25
0
Hacking
Yes
No
Hand-winding
Yes
No

Pricing

1 specs
MSRP
$845
$2,000

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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.

Hamilton Khaki Aviation Air Race Auto

Owners widely praise the Hamilton Khaki Aviation Air Race Auto for its legibility and practicality, with some appreciating its countdown bezel and GMT pointer. However, opinions on its design are split, with some calling it a "Frankenstein" and disliking the skeleton hands, while others find the hands suitable for a pilot watch. One owner notes the lume is underwhelming and the 44mm size may be too large for some wrists. The original strap is also described as uncomfortable and prone to water stains. On balance, owners value the Hamilton Khaki Aviation Air Race Auto for its legibility and practical features, despite a polarizing design and some comfort concerns.

Longines HYDROCONQUEST

Owners widely praise the Longines Hydroconquest for its attractive sunburst blue dial and accurate timekeeping, with one owner reporting a loss of only 2 seconds per day. However, the bracelet is frequently criticized for lacking micro-adjustments and having pinch-prone links, and the screw-down crown is noted as inconvenient and difficult to operate by multiple owners. Some owners also flag the bezel action as ratchety with back play, and one owner found the lugs sharp and the overall design uncomfortable, leading them to sell the watch. On balance, owners appreciate the Longines Hydroconquest's aesthetic appeal and value, despite significant reservations about its bracelet and crown usability.

From video reviewers

The bezel action is praised for its smooth and precise rotation. Lume brightness is a shared weakness, found to be somewhat lacking. Reviewers disagreed on the watch's value proposition compared to alternatives.

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