Side by side

Omega Seamaster Diver 300M Co Axial Master Chronometer Chronograph 44mmvsRolex Cosmograph Daytona

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

What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Omega Seamaster Diver 300M Co Axial Master Chronometer Chronograph 44mm

Owners widely report the Omega Seamaster Diver 300M Co Axial Master Chronometer Chronograph 44mm offers adequate wrist presence and can handle an active lifestyle, with some finding it a wearable everyday watch. However, multiple owners suggest a 40-42mm size would be more proportional and comfortable, with one noting the bracelet feels chunky. One owner finds the 44mm Diver 300M Chronograph GMT cluttered and too busy to read quickly, while another appreciates its all-in-one complications for daily wear and travel. On balance, owners and reviewers find the Omega Seamaster Diver 300M Co Axial Master Chronometer Chronograph 44mm a capable watch, though its 44mm size is a point of contention for some.

Rolex Cosmograph Daytona

Owners widely praise the Rolex Cosmograph Daytona for its comfortable 40mm case, superior bracelet and clasp, and continuous movement improvements, with some finding it sleeker and more luxurious than alternatives. Reviewers note a subtly increased 40mm case size, balanced lugs, and a tweaked dial for improved legibility, incorporating a steel ring around the ceramic bezel. Some owners find the finishing not worth the MSRP for a steel sports watch, citing the hidden movement and subpar decorations, while others consider it absolutely not worth the current market price. Owners are split on dial preference, with some preferring the black dial for its sleekness and classiness, while others favor the white dial for its sporty, classic appearance and contrast. Overall, owners and reviewers rate the Rolex Cosmograph Daytona highly for its wearability and refined finishing, despite some finding the price steep.

At a glance

18 of 29 specs differ
Diameter
Seamaster Diver 300M Co Axial Master Chronometer Chronograph 44mm44mm
Cosmograph Daytona40mm
Power Reserve
Seamaster Diver 300M Co Axial Master Chronometer Chronograph 44mm60h
Cosmograph Daytona72h
Water Resistance
Seamaster Diver 300M Co Axial Master Chronometer Chronograph 44mm300m
Cosmograph Daytona100m
MSRP
Seamaster Diver 300M Co Axial Master Chronometer Chronograph 44mm$27,300
Cosmograph Daytona$80,450

Full specifications

Case

9 specs
Category
Diver
Chronograph
Diameter
44mm
40mm
Thickness
17.2mm
Lug-to-Lug
52.8mm
Lug Width
21mm
Material
18kt Sedna Gold
18 kt white gold
Finish
Steel
18 kt yellow gold
Water Resistance
300m
100m
Caseback
Monobloc middle case, screw-down case back and winding crown

Crystal & Dial

4 specs
Crystal Shape
Domed
Flat
Dial Color
Black
Turquoise
Indices
Index
Lume
None
Chromalight

Movement

4 specs
Caliber
Omega 9900
4131
Beat Rate
0 vph
28,800 vph
Power Reserve
60h
72h
Jewels
0
47

Pricing

1 specs
MSRP
$27,300
$80,450
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