Xiaomi Watch S4 Sport versus Apple Watch Ultra 3

Compare specifications, price, availability, ratings and shopping interest.

Xiaomi Watch S4 Sport, LTE

Upcoming
KSh 34,000

Apple Watch Ultra 3

In Stock
KSh 127,000

Xiaomi Watch S4 Sport, LTE Apple Watch Ultra 3
Price KSh 34,000 KSh 127,000
Sales 0 - For Oct 2025 12 - For Oct 2025
Average rating 0 - 0 -
Likes 0 - For Oct 2025 1 - For Oct 2025
Views 32 - For Oct 2025 85 - For Oct 2025
General
Available July
2024
September
2025
Dimensions 46.9 x 46.9 x 12.6 mm
49 x 44 x 12 mm
Weight 49 g
61.6 g
Colors Titanium
Natural
Black
Straps Fluororubber Strap
Liquid Silicone Strap
Titanium Milanese Strap
Starlight
Green
Orange
Network 2G, 3G, 4G, eSIM 2G, 3G, 4G, 5G, eSIM, Satellite SOS
Compatibility Android 8.0+
iOS 12.0+
iOS
Key features Sapphire crystal glass front and back
Titanium-alloy case
Dual-frequency GNSS for accurate positioning
eSIM support for standalone calls
NFC support for contactless payments
EN13319 diving certification
Always-on sapphire crystal glass display
Up to 3000 nits display brightness
Rugged construction with titanium frame and MIL-STD 810H certification
Up to 40m diving depth gauge
180-meter range emergency siren
More reliable positioning with dual-band GPS
Frame Titanium-alloy
Grade 5 Titanium Frame
Ceramic and Sapphire Crystal Back
Platform
Operating system HyperOS
watchOS 26
Processor -
Dual-core
4-core Neural Engine
Chipset -
Apple S10
Graphics processor -
PowerVR
RAM -
-
Storage 32GB
64GB
Card slot No
No
Battery 586mAh
Li-Po
Li-Ion
Battery features Up to 15 Days - Bluetooth
Up to 9 Days - LTE
Wireless Charging
Up to 42h Normal Use
Up to 72h Low Power Mode
Up to 80% in 45 Min
15 Min Charging = Up to 12h Normal Use
Platform features Heart rate / Sleep / Fitness / Stress / Menstrual health / Blood oxygen Monitor
Sapphire Crystal Back
Rotating Crown
Built-in Microphone
ECG Certified
Heart Rate / Sleep / Blood Oxygen / Activity Monitoring
Menstrual Cycle Tracking
Dual Speakers
86dB / 180m Emergency Siren
Rotating Crown with Haptic Feedback
Side Button
Three-mic Array
Software applications 150+ Sports Modes
Fall Detection
100+ Watch Faces
Fitness Modes
Guided Meditation
High and Low Heart Rate Notifications
Medications App
IP rating 5ATM Waterproof
40 Meters Swimproof
EN13319 Diving Certification
IP6X Dust and Water Resistant
100m Water Resistant
Up to 40m Diving Depth Gauge
MIL-STD 810H Certified
Display
Display size 1.43 Inches
466 x 466 Pixels
1.98 Inches
514 x 422 Pixels
Display type AMOLED Screen
16M Colors
Retina LTPO3 OLED Screen
16M Colors
Pixel density 326 ppi
326 ppi
Display features Sapphire Crystal Glass
2200 Nits Peak Brightness
Always-on Display
3000 Nits Peak Brightness
Sapphire Crystal Glass
Sensors & Connectivity
Sensors Accelerometer
Heart Rate
Gyro
Barometer
Compass
SpO2
Accelerometer
Heart Rate
Gyro
Barometer
Compass
SpO2
VO2max
Always-on Altimeter
Body Temperature
Water Temperature
Connectivity Bluetooth 5.2
GPS / GLONASS / GALILEO / BDS / QZSS
NFC
Bluetooth 5.3
NFC
Dual-band Wi-Fi
GPS / GLONASS / GALILEO / BDS / QZSS
Dual-band GPS
Sensors & connectivity features -
-