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Compare Garmin Forerunner 45

No longer available
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Xiaomi Watch S4 41mm
£ 119,99
4 colours

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Dimensions:42 x 42 x 11,4 mm41,2 x 41,2 x 9,5 mm40,4 x 42,7 x 8,6 mm41,3 x 41,3 x 9,99 mm
Weight:36 gr32 gr30 gr37,5 gr
Stand-by time:dependent on usagedependent on usagedependent on usagedependent on usage
Call time:dependent on usagedependent on usagedependent on usagedependent on usage
Announced:30 april 201924 september 20259 july 202518 september 2025

Design type

Watch:

Controls

Directional key:
Swivel crown:
Touchscreen:Multi-touch, capacitiveCapacitiveCapacitive
Voice command:

Display

Colour display:MiP16.777.216 colours (24 bits), AMOLED, Always On featureAdjustable display brightness, 16.777.216 colours (24 bits), Circular Super AMOLED, Always On featureAdjustable display brightness, AMOLED, Always On feature
Resolution:208 x 208 pixels466 x 466 pixels438 x 438 pixels466 x 466 pixels
Size:1.04 inch1.32 inch1.34 inch1.32 inch
Aspect ratio:1:11:11:11:1
Pixels Per Inch (PPI):283499462499
Screen-to-body ratio:19.8%33.1%33.6%33%
Peak brightness:1500 nits3000 nits
Refresh rate:60 Hz

Materials

Dirt and waterproof:5 ATM5 ATMIP68, 5 ATMIP69, 5 ATM
Stainless Steel:
Aluminium:
Rugged casing:MIL-STD-810H
Sapphire Crystal:
Fluoroelastomer:
Glass:

Personal Information
Management (PIM)

Agenda:
Alarm clock:
Date and time notation:
Stopwatch & countdown timer:
Reminder list:
To-do list:
Calculator:
Contact list:

Available applications

Calories:
Pedometer:
Sleep tracker:
Stressmonitor:

Navigation

Galileo:
GLONASS:
GPS receiver:
Beidou:
Digital Compass:
Quasi-Zenith (QZSS):
A-GPS:

Sensors

Gesture recognition:
Heart rate monitor:
Ambient light sensor:
Barometer:
Gyroscope:
Oxygen saturation (SpO2):
Thermometer:

Compatibility

With Android:From 8.0From 11.0From 9.0
With iOS:From 14.0From 13.0

User interface

HyperOS:3
One UI Watch:8.0

Carrying method

Strap:InterchangeableInterchangeable
Wrist Size:135-210 mm120-180 mm + 120-190 mm + 130-190 mm

Telephony

Integrated handsfree speaker:
Vibrating alert:
Flight mode:

Personalisation

Multiple homescreens:
Widgets:

Audio

Built-in speakers:
Microphone:

Connections

Pogo pin:

Connectivity

Bluetooth:v5.4v5.3v6.0
NFC:
Wireless Lan (WLAN/Wi-Fi):Wi-Fi 4 (802.11n)

Power supply

Battery:Li-ionLi-ionSi-C (Silicon-carbon)
Capacity:320 mAh325 mAh540 mAh
Wireless charging:

Contents of the package

Manual:
Oplaadcase:
Charging cable:
Quick start guide:
Safety booklet:
Warranty card:
Wristband:

Operating system

Wear OS:6.0

Hardware

Integrated antenna:
Processor:Samsung Exynos W1000, Dual Core

Messaging

E-mail:
Instant messaging:
MMS:
SMS:

Build-in memory

Internal memory:
Size (RAM):2 GB
Storage:32 GB
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