Hamilton Khaki Aviation Pilot vs Longines Spirit

Both are pilot watches in the upper tier. In short: the Hamilton Khaki Aviation Pilot wears 42mm vs the Longines Spirit's 40mm — choose by wrist size. The Hamilton Khaki Aviation Pilot is automatic, 100m water resistance, 42mm, sapphire crystal; the Longines Spirit is automatic, 100m water resistance, 40mm, sapphire crystal.

Last verified 2026-06-27 · specs from manufacturer data · tier = price band, confirm the live price at the retailer

Spec	Hamilton Khaki Aviation Pilot	Longines Spirit
Movement	Automatic	Automatic
Water resistance	100m	100m
Case size	42mm	40mm
Crystal	sapphire	sapphire
Style	Pilot / aviation	Pilot / aviation
Price tier	Upper	Upper

Which should you buy?

The Hamilton Khaki Aviation Pilot wears 42mm vs the Longines Spirit's 40mm — choose by wrist size.

Where to buy

Hamilton Khaki Aviation PilotSee price on AmazonCheck price

Longines SpiritSee price on AmazonCheck price

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FAQ

What's the difference between the Hamilton Khaki Aviation Pilot and the Longines Spirit?
Both are pilot watches in the upper tier. The Hamilton Khaki Aviation Pilot is automatic, 100m water resistance, 42mm, sapphire crystal; the Longines Spirit is automatic, 100m water resistance, 40mm, sapphire crystal.

Which is better value, the Hamilton Khaki Aviation Pilot or the Longines Spirit?
Both sit in the upper tier, so it comes down to movement, water resistance and case size — see the spec table above.

Citing these specs? Go ahead — manufacturer data, last verified 2026-06-27. Copy a ready-made reference:

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