Kieslect · 2023
Kr2 Size, Dimensions & Wrist Fit
The Kr2 looks in proportion on wrists of 16.5 cm (6.5 in) and up round, and fills the wrist at 17.5–19.5 cm (lug-to-lug estimated at ≈53.5mm; Kieslect does not publish it).
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Does the Kr2 fit your wrist?
| Wrist round (mm left each side) | 46.4mm≈53.5mm lug to lug, est. |
|---|---|
| 14 cm / 5.5 in | Overhangs (4.2mm over) |
| 15 cm / 5.9 in | Overhangs (2.6mm over) |
| 16 cm / 6.3 in | Overhangs (0.9mm over) |
| 17 cm / 6.7 in | Bold (0.7mm) |
| 18 cm / 7.1 in | Sweet spot (2.3mm) |
| 19 cm / 7.5 in | Sweet spot (3.9mm) |
| 20 cm / 7.9 in | Balanced (5.5mm) |
The Kr2 in short
- Between 72 hours and 5 days per charge depending on the power mode — smartwatch at best, heavy use at worst.
- Water resistant; no depth rating published.
- 58g on the wrist.
- 1.43 inches AMOLED display, always-on capable.
Compare with another watch
Size, fit and battery side by side, against any smartwatch we list.
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Kr2 battery life
Runtime by power mode
- Smartwatch5 days
- Heavy use72 hours
Charges in 2 hours
Settings to change and the 24-hour idle test are on the battery check.
2D Dimension Schematics
- Kieslect Kr2 46.4mm × ≈53.5mm (est.) · 11.7mm thick
3D preview
Kieslect Kr2 on a wrist
Alternatives to the Kr2
41.2mm · 11.2mm thick · 42.9g41.2mmKieslect
Lora 2
37.4mm · 10.6mm thick · 51.4g37.4mmKieslect
Ks2
46.4mm · 10.6mm thick · 63.5g46.4mmSamsung
Galaxy Watch8 LTE Classic
46.4mm · 11.4mm thick · 50g46.4mmHonor
Watch 4 Pro
46.4mm · 11mm thick · 35.6g46.4mmHuawei
Watch GT 3 SE
46.4mm · 10.9mm thick · 32g46.4mmAmazfit
GTR 2 2022
Kr2 specifications
- Battery life
- 5 days
- Display
- 1.43 inches
- Resolution
- 466 x 466 px
- Water rating
- Water resistant
- Charging
- 2 hours
Show all specificationsKieslect's published specification, for reference · checked September 2026
Design
- width
- 46.4
- height
- 46.4
- volume
- 25.08 cm³
- weight
- 58 g
- thickness
- 11.65
- resolution
- 466 x 466 px
- screen size
- 1.43 inches
- Display type
- OLED/AMOLED
- Has a display
- Yes
- pixel density
- 460 ppi
- 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
- charge time
- 2 hours
- battery life
- 5 days
- battery power
- 360 mAh
- has wireless charging
- No
- has a removable battery
- No
- Has a solar power battery
- No
- has a rechargeable battery
- Yes
- battery life in training mode
- 72 hours
- battery life in power save mode
- 15 hours
Sensors
- has GPS
- No
- 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
- 2023-09-23
- Has a stopwatch
- Yes
- Has smart alarm
- No
- warranty period
- 1 years
- Has call control
- Yes
- Has silent alarm
- Yes
- has HRV tracking
- No
- measures VO2 max
- No
- Has notifications
- Yes
- Has ECG technology
- No
- Locates your phone
- Yes
- has fall detection
- No
- has voice commands
- Yes
- Acquires GPS faster
- No
- Has vibrating alerts
- Yes
- number of microphones
- 1
- shows readiness level
- No
- Can be used to answer calls
- Yes
- measures resting heart rate
- Yes
- has irregular heart rate warnings
- No
- has fast/slow heart rate notifications
- Yes
- Has a built-in camera remote control function
- Yes
Connectivity
- has NFC
- No
- supports ANT+
- No
- supports Wi-Fi
- No
- supports Galileo
- No
- 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
- No
- Tracks distance
- No
- Tracks elevation
- Yes
- Designed for golf
- No
- Tracks your sleep
- Yes
- Tracks steps taken
- Yes
- Designed for diving
- No
- Has a route tracker
- 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
