Side by side

Omega Speedmaster Moonwatch Professional Co Axial Master Chronometer Chronograph 42mmvsRolex 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 Speedmaster Moonwatch Professional Co Axial Master Chronometer Chronograph 42mm

The Omega Speedmaster Moonwatch Professional Co Axial Master Chronometer Chronograph 42mm is widely praised for its updated Co-Axial Master Chronometer caliber 3861 movement, offering excellent accuracy of 0/+5 seconds per day and resistance to 15,000 gauss. Owners appreciate its improved bracelet, step dial, Dot Over Ninety bezel, and overall design balance, with many finding it provides significant personal satisfaction. However, some owners find the manual-winding experience slightly fiddly, and a few consider the watch overpriced for its features, citing the Hesalite crystal's tendency to scratch easily and the 50m water resistance as drawbacks. On balance, owners and reviewers rate the Omega Speedmaster Moonwatch Professional Co Axial Master Chronometer Chronograph 42mm highly for its iconic design and significant mechanical update at the price point.

Rolex Cosmograph Daytona

Owners widely praise the Rolex Cosmograph Daytona's design appeal and sleek, luxurious-yet-sporty proportions, with some finding it "absolutely gorgeous" and better in person than in photos. Reviewers note a subtly increased 40mm case size with balanced lugs and sharpened hour markers for improved legibility, and a ceramic bezel with a steel outer ring. Some owners question the value proposition of steel versions at MSRP, citing good but not exceptional finishing and a movement that isn't visible, while others find precious metal versions have shorter wait times. Owners are split on the watch's sizing and overall feel, with some finding it dated and others praising its perfection on the wrist. Overall, owners and reviewers rate the Rolex Cosmograph Daytona highly for its iconic design and wrist presence.

At a glance

18 of 29 specs differ
Diameter
Speedmaster Moonwatch Professional Co Axial Master Chronometer Chronograph 42mm42mm
Cosmograph Daytona40mm
Power Reserve
Speedmaster Moonwatch Professional Co Axial Master Chronometer Chronograph 42mm50h
Cosmograph Daytona72h
Water Resistance
Speedmaster Moonwatch Professional Co Axial Master Chronometer Chronograph 42mm50m
Cosmograph Daytona100m
MSRP
Speedmaster Moonwatch Professional Co Axial Master Chronometer Chronograph 42mm$13,100
Cosmograph Daytona$24,550

Full specifications

Case

8 specs
Diameter
42mm
40mm
Thickness
13.18mm
Lug-to-Lug
47.5mm
Lug Width
20mm
Material
Steel & Moonshine Gold
Yellow Rolesor
Finish
Steel
18 kt yellow gold
Water Resistance
50m
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

5 specs
Caliber
Omega 3861
4131
Type
Manual
Automatic
Beat Rate
0 vph
28,800 vph
Power Reserve
50h
72h
Jewels
0
47

Pricing

1 specs
MSRP
$13,100
$24,550
Keep exploring

More watches worth a look

Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.

Follow this matchup

Get a note when Omega Speedmaster Moonwatch Professional Co Axial Master Chronometer Chronograph 42mm vs Rolex Cosmograph Daytona gets more votes, a community discussion, or a price drop. No account needed.

Adjacent matchups

People also compared

Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.