CMF Watch Pro — case dimensions and design

CMF · 2023

Watch Pro Size, Dimensions & Wrist Fit

Case Width

39.87mm

Thickness

12.89mm

Lug-to-Lug

46.9mm

Weight

47g

The Watch Pro looks in proportion on wrists of 14.5–21 cm (5.7–8.3 in) round, and fills the wrist at 15.5–17 cm (46.9mm lug to lug).

Check Wrist Fit CompareCheck offer

As an Amazon Associate, WatchFitTool earns from qualifying purchases.

Does the Watch Pro fit your wrist?

Wrist round (mm left each side)	39.87mm
14 cm / 5.5 in	Overhangs (0.9mm over)
15 cm / 5.9 in	Bold (0.7mm)
16 cm / 6.3 in	Sweet spot (2.4mm)
17 cm / 6.7 in	Sweet spot (4mm)
18 cm / 7.1 in	Balanced (5.6mm)
19 cm / 7.5 in	Balanced (7.2mm)
20 cm / 7.9 in	Balanced (8.8mm)

How the fit model works · Size chart for every wrist

The Watch Pro in short

Between 27 hours and 45 days per charge depending on the power mode — battery saver at best, gps at worst.
Water resistant; no depth rating published.
47g on the wrist.
1.96 inches AMOLED display, always-on capable.
Takes 22mm bands, so third-party straps fit without an adapter.

Compare with another watch

Size, fit and battery side by side, against any smartwatch we list.

↑ ↓ to move · Enter to open the comparison · Esc to close

Watch Pro battery life

Runtime by power mode

Battery Saver45 days
Smartwatch11 days
GPS27 hours

Settings to change and the 24-hour idle test are on the battery check.

2D Dimension Schematics

Top view

Side view

CMF Watch Pro 39.9mm × 46.9mm · 12.9mm thick

3D preview

CMF Watch Pro on a wrist

What size band does the Watch Pro take?

Lug width

22mm

Alternatives to the Watch Pro

Watch Pro specifications

Battery life: 11 days
Display: 1.96 inches
Resolution: 410 x 502 px
Water rating: Water resistant
Strap: 22 mm

Show all specificationsCMF's published specification, for reference · checked September 2026

Design

width: 39.87
height: 46.9
volume: 24.1 cm³
weight: 47 g
thickness: 12.89
resolution: 410 x 502 px
screen size: 1.96 inches
Display type: OLED/AMOLED
Has a display: Yes
pixel density: 332 ppi
width of band: 22 mm
water resistance: Water resistant
Always-On Display: Yes
has a touch screen: Yes
is designed for kids: No
Watch band is replaceable: Yes
Has sapphire glass display: No
Ingress Protection (IP) rating: IP68
has branded damage-resistant glass: No

Battery

battery life: 11 days
battery power: 340 mAh
has wireless charging: No
has a removable battery: No
battery life with GPS on: 27 hours
Has a solar power battery: No
has a rechargeable battery: Yes
battery life in power save mode: 1080 hours

Sensors

has GPS: Yes
has a compass: No
Has a barometer: No
has a gyroscope: No
Has a cadence sensor: No
has an accelerometer: Yes
Monitors perspiration: No
Has a heart rate monitor: Yes
Has a temperature sensor: No
Monitors blood oxygenation levels: Yes

Features

release date: 2023-09-26
Has a stopwatch: Yes
Has smart alarm: No
warranty period: 1 years
Has call control: Yes
Has silent alarm: Yes
Has notifications: Yes
Has ECG technology: No
Locates your phone: Yes
has fall detection: No
has voice commands: Yes
Has vibrating alerts: Yes
number of microphones: 1
Can be used to answer calls: Yes
measures resting heart rate: Yes
has irregular heart rate warnings: No
Has a built-in camera remote control function: Yes

Connectivity

has NFC: No
supports ANT+: No
supports Wi-Fi: No
supports Galileo: Yes
Bluetooth version: 5.3
has a cellular module: No
Is compatible with iOS: Yes
Is compatible with Android: Yes

Miscellaneous

Has passcode: No
Has auto pause: No
Is compatible with Windows: No
Is compatible with Mac OS X: No
has an external memory slot: No
has a battery level indicator: Yes
has a socket for a 3.5 mm audio jack: No
Compatible with external heart rate monitors: No

App & Software

Ad-free: Yes
Free app: Yes
Has coaching: No
Supports routes: No
Has achievements: Yes
Has goal setting: Yes
Has exercise diary: Yes
Predicts ovulation: Yes
Can be personalised: No
Has weight tracking: Yes
Predicts start date: Yes
Tracks water intake: Yes
Has inactivity alerts: Yes
Has period notifications: Yes
Has temperature tracking: No
Doesn’t require account: No
Provides activity reports: Yes
Displays fertile window notifications: Yes
Counts how many calories you've burned: Yes

Activity tracking

Measures pace: Yes
Tracks distance: Yes
Tracks elevation: Yes
Designed for golf: No
Tracks your sleep: Yes
Tracks steps taken: Yes
Designed for diving: No
Has a route tracker: Yes
Has exercise tagging: Yes
Has multi-sport mode: No
Tracks calorie intake: Yes
Provides sleep reports: Yes
Detects activities automatically: Yes
Has a stroke counter for swimming: Yes

← All CMF watches CMF watches under 40mm →Browse all brands How watch sizing works →Compare watch sizes →