Side by side

CWC G40 Sonar Quartz WatchvsBoldr Odyssey Freediver

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

G40 Sonar Quartz Watch
CWCG40 Sonar Quartz Watch
MSRP $333
Odyssey Freediver
BoldrOdyssey Freediver
MSRP $649

At a glance

7 of 29 specs differ
Diameter
G40 Sonar Quartz Watch40mm
Odyssey Freediver40mm
Power Reserve
G40 Sonar Quartz Watch40h
Odyssey Freediver40h
Water Resistance
G40 Sonar Quartz Watch200m
Odyssey Freediver300m
MSRP
G40 Sonar Quartz Watch$333
Odyssey Freediver$649

Full specifications

Case

4 specs
Category
Field
Diver
Thickness
12mm
14.2mm
Lug-to-Lug
46mm
48mm
Water Resistance
200m
300m

Crystal & Dial

1 specs
Dial Color
CWC G40 Sonar Quartz Watch
202

Movement

1 specs
Caliber
Cal

Pricing

1 specs
MSRP
$333
$649

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What people say

Owners + reviewers, side by side

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

CWC G40 Sonar Quartz Watch

Owners widely appreciate the CWC G40 Sonar Quartz Watch for its classic G10 design, 40mm case size, and 20atm water resistance, noting its light, rugged, and reliable "grab-n-go" nature. Some find the dial proportions have too much negative space, while others praise its unique anodized red crown and quality NATO straps. A larger crown can dig into the wrist, and the lack of a battery hatch is a trade-off for its 100m water resistance. On balance, owners value the CWC G40 Sonar Quartz Watch for its robust build and classic aesthetic, though its price point and competition are frequently cited concerns.

Boldr Odyssey Freediver

The Boldr Odyssey Freediver is praised for its bead-blasted steel case with polished bevels and a custom steel bracelet designed for wrist curvature. Reviewers note its strong legibility, applied details, and vintage-inspired date window on fresh dial colors. The 44mm case is surgical-grade steel with a brushed finish and angular lugs, water-resistant to 300 meters. It houses a Miyota 9075 movement with a jumping local hour function. On balance, reviewers highlight the Boldr Odyssey Freediver's thoughtful case finishing and functional movement with a local hour complication.

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