Apple Watch Series 4 (GPS) vs. Xiaomi Watch S1

Smartwatch Comparison, Reviews and Tests

Detailed comparison and review of Apple Watch Series 4 (GPS) and Xiaomi Watch S1. With our comprehensive overview, you can simply compare size, design, functions, battery capacities, but also other key features of both smartwatches and easily decide which one is the right choice for you. Our goal is to help you identify the main differences between products and find the watch that best fits your needs and expectations.

Smartwatch Specifications Comparison

Apple Watch Series 4 (GPS) vs. Xiaomi Watch S1 Comparison Chart
GENERAL Apple Watch Series 4 (GPS) Xiaomi Watch S1
Product Type Smart watch Smart watch
Operating System WatchOS 5 -
Supported Host Device OS iOS iOS 10 or later, Android 6.0 (Marshmallow) or later
Activity/Sport - Multisport
Wearing Style Watch style Watch style
Audio Input Microphone Microphone
Audio Output Speaker Speaker
Width 34 mm 46.5 mm
Height 40 mm 46.5 mm
Depth 10.7 mm 11 mm
Weight 30.1 g 52 g
Body Material Anodised aluminium Stainless steel
Protection Water-resistant Water-resistant
Clock Display Yes Yes
FEATURES Apple Watch Series 4 (GPS) Xiaomi Watch S1
Sensors Accelerometer, ambient light sensor, gyro sensor, barometric altimeter, optical heart sensor, electrical heart sensor Accelerometer, ambient light sensor, barometer, gyro sensor, geomagnetic sensor, pulse oximeter, optical heart sensor
Tracking Data Distance, time, calories burned, activity, heart rate, steps taken, UV index, Air Quality index Distance, calories burned, activity, sleep activity, heart rate, steps taken, blood oxygen saturation, stress level
Goal Setting Yes Yes
Features Music remote handling, ECG accurate heart rate, listening to music, Retina Display technology, call alerts, automatic exercise recognition, Fall detection, Emergency SOS Call handling, automatic exercise recognition, breathing training function
Notifications Calendar, SMS, Email SMS, Email, social apps, incoming calls
Vibrating Alert Yes -
Feedback Type Audio alert, vibration alert, visual interface Vibration alert, visual interface
Navigation (GPS) GPS/GLONASS/Galileo/QZSS receiver GPS/GLONASS/Galileo/BeiDou/QZSS receiver
Internet of Things (IoT) Compatible Yes Yes
IoT Intelligent Assistant Siri Alexa built-in
IoT Voice Controlled - Direct
CONNECTIVITY Apple Watch Series 4 (GPS) Xiaomi Watch S1
Wireless Interface IEEE 802.11b/g/n, Bluetooth 5.0 IEEE 802.11b/g/n, NFC, Bluetooth 5.2
DISPLAY Apple Watch Series 4 (GPS) Xiaomi Watch S1
Type LTPO OLED - colour AMOLED - colour
Resolution 324 x 394 pixels 466 x 466 pixels
Screen Size - 1.43"
Pixel Density - 326 ppi
Screen Protection Ion-X glass Sapphire glass
Always On Display (AOD) - Yes
INPUT DEVICE Apple Watch Series 4 (GPS) Xiaomi Watch S1
Type Touch sensitive screen (Force Touch) Touch sensitive screen, push buttons
CASE Apple Watch Series 4 (GPS) Xiaomi Watch S1
Case Size 40 mm 46 mm
Case Shape - Round
Case Back All ceramic and sapphire crystal back -
Case Details Silver aluminium | Space grey aluminium | Gold aluminium Silver | Black
Crown Type Digital with haptic feedback -
BAND Apple Watch Series 4 (GPS) Xiaomi Watch S1
Band Type Sport band Strap
Fits Wrist with Circumference 130-200 mm -
Changeable - Yes
Clasp Type Pin-and-tuck Buckle
Band Material Fluoroelastomer Calf leather
Band Colour White | Seashell | Black | Pink sand Brown | Black
STORAGE Apple Watch Series 4 (GPS) Xiaomi Watch S1
Storage Capacity 16 GB -
CPU Apple Watch Series 4 (GPS) Xiaomi Watch S1
Manufacturer Apple -
CPU Type S4 -
Features W3 Apple wireless chip -
BATTERY Apple Watch Series 4 (GPS) Xiaomi Watch S1
Technology Lithium Ion Lithium polymer
Capacity - 470 mAh
Battery Life 18 hours -
Battery Life Details - Power saving mode - up to 24 days
Typical usage - up to 12 days
Rechargeable Battery - Yes
Wireless Charging - Yes
MISCELLANEOUS Apple Watch Series 4 (GPS) Xiaomi Watch S1
Included Accessories Power adapter, magnetic charging cable USB cable, wireless charging dock, fluororubber watch strap (grey)
Max Depth of Water Resistance 50 m 50 m
Max Operating Temperature - 45 °C
Min Operating Temperature - -10 °C
Warranty - 2-year warranty
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