Marathon Navigator vs Sinn 104

Both are pilot watches. In short: the Sinn 104 is mechanical (automatic) for the enthusiast feel and no battery; the Marathon Navigator is quartz for accuracy and low maintenance. The Marathon Navigator is quartz, 60m water resistance, 41mm, acrylic crystal; the Sinn 104 is automatic, 200m water resistance, 41mm, sapphire crystal.

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

Spec	Marathon Navigator	Sinn 104
Movement	Quartz	Automatic
Water resistance	60m	200m
Case size	41mm	41mm
Crystal	acrylic	sapphire
Style	Pilot / aviation	Pilot / aviation
Price tier	Mid	Upper

Which should you buy?

The Sinn 104 is mechanical (automatic) for the enthusiast feel and no battery; the Marathon Navigator is quartz for accuracy and low maintenance
The Sinn 104 takes more water (200m) — the one to pick if you swim or dive
The Sinn 104 has a sapphire crystal — more scratch-resistant for daily wear
The Marathon Navigator sits in the lower price tier (Mid) if budget leads

Where to buy

Marathon NavigatorSee price on AmazonCheck price

Sinn 104See price on AmazonCheck price

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FAQ

What's the difference between the Marathon Navigator and the Sinn 104?
Both are pilot watches. The Marathon Navigator is quartz, 60m water resistance, 41mm, acrylic crystal; the Sinn 104 is automatic, 200m water resistance, 41mm, sapphire crystal.

Which has better water resistance, the Marathon Navigator or the Sinn 104?
The Sinn 104, rated 200m, versus 60m on the other. Pick 100m or higher for swimming and 200m+ for diving.

Which is better value, the Marathon Navigator or the Sinn 104?
The Marathon Navigator is the lower-priced tier; the other steps up in build for more money — confirm both live prices at the retailer.

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

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