Realme TechLife Watch R100 — case dimensions and design

Realme · 2022

TechLife Watch R100 Size, Dimensions & Wrist Fit

Case Width

46mm

Thickness

12.2mm

Lug-to-Lug

54.1mm

Weight

46g

The TechLife Watch R100 looks in proportion on wrists of 17 cm (6.7 in) and up round, and fills the wrist at 17.5–19.5 cm (54.1mm lug to lug).

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Does the TechLife Watch R100 fit your wrist?

Wrist round (mm left each side)	46mm
14 cm / 5.5 in	Overhangs (4.5mm over)
15 cm / 5.9 in	Overhangs (2.9mm over)
16 cm / 6.3 in	Overhangs (1.2mm over)
17 cm / 6.7 in	Bold (0.4mm)
18 cm / 7.1 in	Sweet spot (2mm)
19 cm / 7.5 in	Sweet spot (3.6mm)
20 cm / 7.9 in	Balanced (5.2mm)

How the fit model works · Size chart for every wrist

The TechLife Watch R100 in short

Rated for 7 days of use per charge.
Water resistant; no depth rating published.
46g on the wrist.
1.32 inches LCD display.
Takes 22mm bands, so third-party straps fit without an adapter.

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

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TechLife Watch R100 battery life

Published runtime

Battery life7 days

Charges in 2 hours

Where it ranks among Realme watches

Everyday use7 days#10 of 12
Capacity380 mAh#5 of 12

See all 12 Realme watches ranked by battery life

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

2D Dimension Schematics

Top view

Side view

Realme TechLife Watch R100 46mm × 54.1mm · 12.2mm thick

3D preview

Realme TechLife Watch R100 on a wrist

What size band does the TechLife Watch R100 take?

Lug width

22mm

Alternatives to the TechLife Watch R100

TechLife Watch R100 specifications

Battery life: 7 days
Display: 1.32 inches
Resolution: 360 x 360 px
Water rating: Water resistant
Strap: 22 mm
Charging: 2 hours

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

Design

width: 46
height: 54.1
volume: 30.36 cm³
weight: 46 g
thickness: 12.2
resolution: 360 x 360 px
screen size: 1.32 inches
Display type: LCD
Has a display: Yes
pixel density: 278 ppi
width of band: 22 mm
water resistance: Water resistant
Always-On Display: No
has a touch screen: Yes
Watch band is replaceable: Yes
Has sapphire glass display: No
Ingress Protection (IP) rating: IP68
has branded damage-resistant glass: No

Battery

charge time: 2 hours
battery life: 7 days
battery power: 380 mAh
has wireless charging: Yes
has a removable battery: No
Has a solar power battery: No
has a rechargeable battery: Yes

Sensors

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

Features

release date: 2022-06-23
Has a stopwatch: Yes
Has smart alarm: No
Has call control: Yes
Has silent alarm: Yes
Has notifications: Yes
Has ECG technology: No
Locates your phone: No
has fall detection: No
has voice commands: No
Has vibrating alerts: Yes
number of microphones: 1
Can be used to answer calls: No
has irregular heart rate warnings: No
Has a built-in camera remote control function: No

Connectivity

has NFC: No
supports Wi-Fi: No
Bluetooth version: 5.2
has a cellular module: No
Is compatible with iOS: Yes
Is compatible with Android: Yes

Miscellaneous

Has auto pause: Yes
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
Can be personalised: No
Has weight tracking: Yes
Tracks water intake: Yes
number of exercises: 9 (Realme Link)
Has inactivity alerts: Yes
Has temperature tracking: No
Doesn’t require account: Yes
Provides activity reports: No
Counts how many calories you've burned: Yes

Activity tracking

Measures pace: No
Tracks distance: Yes
Tracks elevation: Yes
Designed for golf: No
Tracks your sleep: Yes
Tracks steps taken: Yes
Designed for diving: No
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: No

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