Side by side

Breitling Premier B01 Chronograph 42vsRolex Cosmograph Daytona

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

Premier B01 Chronograph 42
BreitlingPremier B01 Chronograph 42
MSRP $22,900
Cosmograph Daytona
RolexCosmograph Daytona
MSRP $80,450
What people say

Owners + reviewers, side by side

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

Breitling Premier B01 Chronograph 42

Owners widely praise the Breitling Premier B01 Chronograph 42 for its timeless and elegant design, exceptional finishing, and high-quality feel, with many noting the stunning sunburst dials and applied Arabic numerals add historical character. Reviewers highlight the versatile design, thoughtful proportions, and the impressive in-house B01 movement as significant value propositions. Owners report a slim and comfortable wear, often feeling smaller than its 42mm case size, and appreciate the case design for fitting a variety of wrists. Some owners find the chronograph pusher stiff when starting and the reset arm requires extra effort, while one owner notes timekeeping accuracy around five seconds fast per day. The lume is considered lackluster by one owner due to small application areas, and some find the tachymeter scale visually distracting.

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

15 of 29 specs differ
Diameter
Premier B01 Chronograph 4242mm
Cosmograph Daytona40mm
Power Reserve
Premier B01 Chronograph 4270h
Cosmograph Daytona72h
Water Resistance
Premier B01 Chronograph 42100m
Cosmograph Daytona100m
MSRP
Premier B01 Chronograph 42$22,900
Cosmograph Daytona$80,450

Full specifications

Case

6 specs
Diameter
42mm
40mm
Thickness
13.6mm
Lug Width
20mm
Material
18kt Pink Gold
18 kt white gold
Finish
Stainless steel
18 kt yellow gold
Caseback
Monobloc middle case, screw-down case back and winding crown

Crystal & Dial

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

Movement

4 specs
Caliber
Breitling B01
4131
Beat Rate
0 vph
28,800 vph
Power Reserve
70h
72h
Jewels
0
47

Pricing

1 specs
MSRP
$22,900
$80,450
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