Side by side

Omega Speedmaster 38 Co Axial Chronometer Chronograph 38mmvsRolex Sky-Dweller

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

Speedmaster 38 Co Axial Chronometer Chronograph 38mm
OmegaSpeedmaster 38 Co Axial Chronometer Chronograph 38mm
MSRP $23,300
Sky-Dweller
RolexSky-Dweller
MSRP $51,400
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 38 Co Axial Chronometer Chronograph 38mm

Owners widely praise the Omega Speedmaster 38 Co Axial Chronometer Chronograph 38mm for its suitability for smaller wrists and improved subdial spacing compared to earlier models. The sunburst dial is noted as beautiful, and the design is described as timeless with modern hints. However, some owners find the watch to be too thick and note that the date adjustment requires a pin, which can be inconvenient. The watch can appear "blingier" in person than in photos. Overall, owners rate the Omega Speedmaster 38 Co Axial Chronometer Chronograph 38mm highly for its wearability on smaller wrists and attractive dial.

Rolex Sky-Dweller

The Rolex Sky-Dweller is widely praised for its exceptionally good fit and finish, with crisply defined dial markers and hands showing irreproachable attention to detail. Owners appreciate its complexity, rarity, and unique presence, with many considering it Rolex's most complicated watch and a conversation starter, distinct from the Datejust. The dual-time zone and annual calendar complication, controlled by the Ring Command Bezel, are seen as difficult to replicate and offer good value within Rolex's lineup. However, opinions are split on the 42mm case size, with some finding it too large and heavy, even uncomfortable on smaller wrists, while others report it wears surprisingly well. Certain configurations, like the stainless steel blue or green dial models, are very difficult to obtain from authorized dealers and command high grey market prices.

At a glance

18 of 29 specs differ
Diameter
Speedmaster 38 Co Axial Chronometer Chronograph 38mm38mm
Sky-Dweller42mm
Power Reserve
Speedmaster 38 Co Axial Chronometer Chronograph 38mm52h
Sky-Dweller72h
Water Resistance
Speedmaster 38 Co Axial Chronometer Chronograph 38mm100m
Sky-Dweller100m
MSRP
Speedmaster 38 Co Axial Chronometer Chronograph 38mm$23,300
Sky-Dweller$51,400

Full specifications

Case

8 specs
Category
Chronograph
GMT
Diameter
38mm
42mm
Thickness
14.7mm
Lug-to-Lug
44.9mm
46mm
Lug Width
18mm
Material
18kt Sedna Gold
18 kt yellow gold
Finish
Steel
White Rolesor - combination of Oystersteel and white gold
Caseback
Monobloc middle case, screw-down case back and winding crown

Crystal & Dial

4 specs
Crystal Shape
Domed
Flat
Dial Color
Silver
Blue
Indices
Index
Lume
None
Chromalight

Movement

5 specs
Caliber
Omega 3330
9002
Beat Rate
0 vph
28,800 vph
Power Reserve
52h
72h
Jewels
0
40
Complications
Chronograph
GMT, Annual Calendar, Date

Pricing

1 specs
MSRP
$23,300
$51,400
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