Rolex Submariner Date vs Tudor Black Bay 58

Their lug-to-lug is effectively the same (47.6 mm vs 47.8 mm).

The Rolex Submariner Date has a 2 mm larger case than the Tudor Black Bay 58 (41 mm vs 39 mm).

The Rolex Submariner Date has a 0.8 mm thicker case than the Tudor Black Bay 58 (12.5 mm vs 11.7 mm).

Both suit the same wrists on our fit model (6.75"–8").

Lug widths differ (21 mm vs 20 mm), so straps don't swap.

At US retail the Rolex Submariner Date costs $6,000 more ($11,350 vs $5,350).