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Compare Xiaomi Watch S4

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Xiaomi Watch S4Xiaomi Watch S4 Black
£ 109,99
3 colours
Huawei Watch Ultimate 2
£ 1.191,47
1 colour
Google Pixel Watch 4 45mmGoogle Pixel Watch 4 45mm Band Black
£ 509,72
3 colours
OnePlus Watch 3 46mm (OPWWE251)
£ 288,85
1 colour

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Dimensions:47,3 x 47,3 x 12 mm47,8 x 47,8 x 12,9 mm45 x 45 x 12,3 mm46,6 x 47,6 x 11,75 mm36,8 x 56,6 x 11,1 mm
Weight:44,5 gr80,5 gr36,7 gr81 gr73,8 gr
Stand-by time:dependent on usagedependent on usagedependent on usage2,3 week(s)dependent on usage
Call time:dependent on usagedependent on usagedependent on usagedependent on usagedependent on usage
Announced:2 march 202519 september 202520 august 202518 february 20255 april 2014

Design type

Watch:

Controls

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

User interface

HyperOS:2.0

Display

Colour display:16.777.216 colours (24 bits), AMOLED, Always On featureAMOLED, Always On featureAdjustable display brightness, 16.777.216 colours (24 bits), Actua 360 Display, Always On feature, DCI-P3Adjustable display brightness, 16.777.216 colours (24 bits), Circular Super AMOLED, Always On featureSuper AMOLED
Peak brightness:1500 nits3500 nits3000 nits2200 nits
Refresh rate:60 Hz60 Hz
Resolution:466 x 466 pixels466 x 466 pixels448 x 448 pixels466 x 466 pixels320 x 320 pixels
Size:1.43 inch1.5 inch1.4 inch1.50 inch1.63 inch
Aspect ratio:1:11:11:11:11:1
Pixels Per Inch (PPI):461439453439278
Screen-to-body ratio:29.5%31.8%31.2%32.7%41.1%

Carrying method

Strap:InterchangeableInterchangeable
Wrist Size:135-210 mm140-210 mm150-185 mm + 165-215 mm140-210 mm
Size:22 mm

Materials

Aluminium:
Dirt and waterproof:5 ATMIP68/69, 20 ATMIP68, 5 ATMIP68, 5 ATM
Ceramics:
Sapphire Crystal:
Titanium:
Fluoroelastomer:
Gorilla Glass:5
Plastic:
Rugged casing:MIL-STD-810H
Stainless Steel:

Telephony

Integrated handsfree speaker:
eSIM:
Flight mode:
Vibrating alert:

Personalisation

Multiple homescreens:
Widgets:

Personal Information
Management (PIM)

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

Available applications

Calories:
Pedometer:
Sleep tracker:
Stressmonitor:

Navigation

Beidou:
Digital Compass:
Galileo:
GLONASS:
GPS receiver:
Quasi-Zenith (QZSS):
A-GPS:
Build-in navigation system:Google Maps, Google Maps Navigation

Audio

Built-in speakers:
Microphone:
Audio codec support:AAC
Audio file support:M4A

Connections

Pogo pin:
USB:v3.0, Type-C

Connectivity

Bluetooth:v5.3v5.2v6.0, Advanced Audio Distribution Profile (A2DP)v5.2, Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP), Hands-Free Profile (HFP), Headset Profile (HSP), Serial Port Profile (SPP)v4.0
NFC:
Wireless Lan (WLAN/Wi-Fi):Wi-Fi 6 (802.11ax)Wi-Fi 6 (802.11ax), WiFi Direct supportWi-Fi 4 (802.11n)
Satellite communication:
Ultra-wideband (UWB):

Power supply

Battery:Li-ionLi-ionSi-C (Silicon-carbon)Li-ion
Capacity:486 mAh455 mAh631 mAh315 mAh
Wireless charging:
Fast charging:

Sensors

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

Compatibility

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

Contents of the package

Manual:
Oplaadcase:
Warranty card:
Wristband:
Oplader:
Quick start guide:
Safety booklet:
Charging cable:USB Type-C

Operating system

Wear OS:6.05.0
OS upgrades:3
Security updates (years):3
Tizen:

Hardware

Integrated antenna:
Processor:Qualcomm Snapdragon W5 Gen 2, Quad CoreQualcomm Snapdragon W5 Gen 1, Dual CoreDual Core
Clock Frequency:800 MHz

Data network

4G (LTE):
UMTS:

Build-in memory

Internal memory:eMMC
Size (RAM):2 GB2 GB512 MB
Storage:32 GB32 GB4 GB

Messaging

E-mail:
Instant messaging:
MMS:
SMS:
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