Which is cheaper, the Hamilton Khaki Aviation Day Date Auto or the Boldr Odyssey 40mm?

At MSRP the Boldr Odyssey 40mm is the cheaper of the two at $799, against $1,125 for the Hamilton Khaki Aviation Day Date Auto — a $326 gap before any retailer discounting.

Which is bigger, the Hamilton Khaki Aviation Day Date Auto or the Boldr Odyssey 40mm?

The Hamilton Khaki Aviation Day Date Auto wears larger at 42mm versus 40mm for the Boldr Odyssey 40mm — a 2mm difference across the dial.

Which has better water resistance, the Hamilton Khaki Aviation Day Date Auto or the Boldr Odyssey 40mm?

The Boldr Odyssey 40mm is rated to 300m versus 100m for the Hamilton Khaki Aviation Day Date Auto.

Which has a longer power reserve, the Hamilton Khaki Aviation Day Date Auto or the Boldr Odyssey 40mm?

The Hamilton Khaki Aviation Day Date Auto carries a 80-hour power reserve against 42 hours on the Boldr Odyssey 40mm.

What movement does the Hamilton Khaki Aviation Day Date Auto run compared to the Boldr Odyssey 40mm?

Both watches run automatic movements — the Hamilton Khaki Aviation Day Date Auto uses the H-40 and the Boldr Odyssey 40mm uses the Miyota.

Side by side

Hamilton Khaki Aviation Day Date AutovsBoldr Odyssey 40mm

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

Hamilton Khaki Aviation Day Date Auto

h64645131

MSRP $1,125

Boldr Odyssey 40mm

odyssey-aurora

MSRP $799

At a glance

12 of 29 specs differ

Diameter

Khaki Aviation Day Date Auto42mm

Odyssey 40mm40mm

Power Reserve

Khaki Aviation Day Date Auto80h

Odyssey 40mm42h

Water Resistance

Khaki Aviation Day Date Auto100m

Odyssey 40mm300m

MSRP

Khaki Aviation Day Date Auto$1,125

Odyssey 40mm$799

Full specifications

Case

6 specs

Crystal & Dial

3 specs

AR Coating

Inner

Yes

Dial Color

Black

Aurora

Lume

None

Super-LumiNova

Movement

2 specs

Caliber

H-40

Miyota

Power Reserve

80h

42h

Pricing

1 specs

MSRP

$1,125

$799

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