Side by side

Hamilton Khaki Aviation X-Wind Day Date AutovsRZE Aspirare

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

Khaki Aviation X-Wind Day Date Auto
HamiltonKhaki Aviation X-Wind Day Date Auto
MSRP $1,375
Aspirare
RZEAspirare
MSRP $699

At a glance

12 of 29 specs differ
Diameter
Khaki Aviation X-Wind Day Date Auto45mm
Aspirare44mm
Power Reserve
Khaki Aviation X-Wind Day Date Auto80h
Aspirare40h
Water Resistance
Khaki Aviation X-Wind Day Date Auto100m
Aspirare200m
MSRP
Khaki Aviation X-Wind Day Date Auto$1,375
Aspirare$699

Full specifications

Case

7 specs
Category
Pilot
Diver
Diameter
45mm
44mm
Thickness
12.8mm
13mm
Lug-to-Lug
46mm
53mm
Material
Stainless Steel
Grade 5 Titanium
Water Resistance
100m
200m
Caseback
Solid
Solid screw-down

Crystal & Dial

2 specs
AR Coating
Inner
Underside
Dial Color
Green
White

Movement

2 specs
Caliber
H-30
Miyota 9039
Power Reserve
80h
40h

Pricing

1 specs
MSRP
$1,375
$699

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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 X-Wind Day Date Auto

Owners widely praise the Hamilton Khaki Aviation X-Wind Day Date Auto for its value, technical aesthetic, and versatile wearability with straps. Reviewers and owners alike highlight its excellent legibility, bold Arabic numerals, and the appeal of its pilot watch design, with many appreciating the 80-hour power reserve. Some owners find the crosswind calculation functions unnecessary, and there are mixed views on the dial's font usage and color matching. Lume is frequently noted as weak, and some find the size large or the left-handed crown and pusher setup uncomfortable. Accuracy figures range from gaining 6 seconds in a few days to approximately -6 seconds per day. Overall, owners rate the Hamilton Khaki Aviation X-Wind Day Date Auto highly for its impressive value and functional pilot watch design.

RZE Aspirare

The RZE Aspirare is widely praised for its exceptional value and build quality at $599, featuring a 44mm titanium case with UltraHex coating and a Miyota 9015 movement. Owners find the watch surprisingly comfortable, even on smaller wrists, and appreciate its modern, futuristic design and interchangeable bezel system. Some reviewers note the minute hand appears slightly short relative to the chapter ring, and the 53mm lug-to-lug may be challenging for smaller wrists. On balance, owners and reviewers rate the RZE Aspirare highly for its robust titanium construction and strong value proposition.

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