Which is cheaper, the Bremont Altitude Chronograph or the Hamilton Khaki Aviation X-Wind Day Date Auto?

At MSRP the Hamilton Khaki Aviation X-Wind Day Date Auto is the cheaper of the two at $1,375, against $6,300 for the Bremont Altitude Chronograph — a $4,925 gap before any retailer discounting.

Which is bigger, the Bremont Altitude Chronograph or the Hamilton Khaki Aviation X-Wind Day Date Auto?

The Hamilton Khaki Aviation X-Wind Day Date Auto wears larger at 45mm versus 42mm for the Bremont Altitude Chronograph — a 3mm difference across the dial.

Which has a longer power reserve, the Bremont Altitude Chronograph or the Hamilton Khaki Aviation X-Wind Day Date Auto?

The Hamilton Khaki Aviation X-Wind Day Date Auto carries a 80-hour power reserve against 40 hours on the Bremont Altitude Chronograph.

What movement does the Bremont Altitude Chronograph run compared to the Hamilton Khaki Aviation X-Wind Day Date Auto?

Both watches run automatic movements — the Bremont Altitude Chronograph uses the BE-50AE and the Hamilton Khaki Aviation X-Wind Day Date Auto uses the H-30.

Side by side

Bremont Altitude ChronographvsHamilton Khaki Aviation X-Wind Day Date Auto

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

Bremont Altitude Chronograph

alt42-chr-g-ss-si-l-s

MSRP $6,300

Hamilton Khaki Aviation X-Wind Day Date Auto

h77735560

MSRP $1,375

At a glance

10 of 29 specs differ

Diameter

Altitude Chronograph42mm

Khaki Aviation X-Wind Day Date Auto45mm

Power Reserve

Altitude Chronograph40h

Khaki Aviation X-Wind Day Date Auto80h

Water Resistance

Altitude Chronograph100m

Khaki Aviation X-Wind Day Date Auto100m

MSRP

Altitude Chronograph$6,300

Khaki Aviation X-Wind Day Date Auto$1,375

Full specifications

Case

6 specs

Crystal & Dial

1 specs

Dial Color

Silver

Green

Movement

2 specs

Caliber

BE-50AE

H-30

Power Reserve

40h

80h

Pricing

1 specs

MSRP

$6,300

$1,375

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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.

Bremont Altitude Chronograph

Owners note faint marks on the case sides and back, with minor wear and creasing on the strap. Reviewers flag the "DANGER EJECTION SEAT" wordmark on the dial as a divisive design choice that disrupts the MB series' usual stark tone, though they praise the improved smoothness and click precision of the Roto Click rotating bezel. On balance, the Bremont Altitude Chronograph elicits mixed reactions, with design elements like the dial text being a point of contention for reviewers.

A Blog to Watch

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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.

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