Oris Aquis Date Calibre 400 Green vs Tudor Black Bay Heritage 41 Black

SpecificationOris Aquis Date Calibre 400 GreenTudor Black Bay Heritage 41 Black
BrandOrisTudor
CollectionAquisBlack Bay
Reference01 400 7769 4135M79230N-0009
CategoryDiveDive
Movement TypeAutomaticAutomatic
CaliberOris Calibre 400MT5602
Power Reserve120h70h
Frequency28,800 vph28,800 vph
Case Diameter41.5mm41.0mm
Case Thickness13.2mm12.7mm
Case MaterialStainless SteelStainless Steel
CrystalSapphireSapphire
Water Resistance300m / 984ft200m / 656ft
Weight178g165g
MSRP$3,200$3,775
Market Price$2,700$3,200

In-Depth Comparison

The Oris Aquis Date Calibre 400 Green and the Tudor Black Bay Heritage 41 Black represent two compelling options in the luxury watch market. Both timepieces have earned devoted followings among collectors and enthusiasts, but they approach horology from distinctly different perspectives. Let's break down how these two watches compare across the key dimensions that matter most to buyers.

Heritage And Brand Prestige

Oris and Tudor are both highly respected names in watchmaking. Both watches hail from Switzerland, benefiting from the region's deep horological tradition. This particular Aquis reference was introduced in 2021, while this Black Bay reference debuted in 2016. The Oris Aquis Date Calibre 400 Green is the newer release, potentially featuring more modern technology and finishing.

Movement And Mechanics

At the heart of the Oris Aquis Date Calibre 400 Green beats the Oris Calibre 400 caliber offering a 120-hour power reserve running at 28,800 vph with 30 jewels. The Tudor Black Bay Heritage 41 Black is powered by the MT5602 with a 70-hour power reserve operating at 28,800 vph featuring 26 jewels. The Oris Aquis Date Calibre 400 Green wins on power reserve with a 50-hour advantage, which means less frequent winding for those who rotate watches.

Dimensions And Wearability

The Oris Aquis Date Calibre 400 Green features a 41.5mm case at 13.2mm thick with a 49.0mm lug-to-lug measurement, crafted in Stainless Steel. The Tudor Black Bay Heritage 41 Black comes in at 41.0mm and 12.7mm thick with 50.0mm lug-to-lug, constructed from Stainless Steel. Both watches are virtually identical in diameter, so wrist presence will be comparable. At 165g, the Tudor Black Bay Heritage 41 Black is the lighter of the two.

Materials And Construction

The Oris Aquis Date Calibre 400 Green uses a Sapphire crystal paired with a Unidirectional rotating, ceramic insert bezel, while the Tudor Black Bay Heritage 41 Black features Sapphire crystal with a Unidirectional rotating, anodized aluminum insert bezel. On the wrist, the Oris Aquis Date Calibre 400 Green comes on a Stainless steel bracelet with Folding clasp with safety push-buttons, while the Tudor Black Bay Heritage 41 Black is fitted with Stainless steel riveted bracelet featuring Folding clasp with safety lock.

Water Resistance And Capability

The Oris Aquis Date Calibre 400 Green is rated to 300m / 984ft and the Tudor Black Bay Heritage 41 Black to 200m / 656ft. For serious diving or water activities, the Oris Aquis Date Calibre 400 Green offers a meaningful advantage.

Pricing And Value

At retail, the Oris Aquis Date Calibre 400 Green lists for $3,200 compared to $3,775 for the Tudor Black Bay Heritage 41 Black. On the secondary market, the Oris Aquis Date Calibre 400 Green trades around $2,700 while the Tudor Black Bay Heritage 41 Black commands approximately $3,200.

The Verdict

Choosing between the Oris Aquis Date Calibre 400 Green and the Tudor Black Bay Heritage 41 Black ultimately comes down to personal priorities. For diving and water sports, the Oris Aquis Date Calibre 400 Green is the stronger choice. Both watches are exceptional timepieces that will serve their owner well for generations. We recommend trying both on the wrist at an authorized dealer before making your final decision, as comfort and emotional connection are ultimately just as important as specifications.