Xiaomi Watch S1 vs Samsung Galaxy Watch4: A Detailed Comparison

The smartwatch market is booming, and choosing the right one can be overwhelming. Today, we're pitting two popular contenders against each other: the Xiaomi Watch S1 and the Samsung Galaxy Watch4. Both offer a blend of style and functionality, but which one reigns supreme?
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🏆 Quick Verdict

The Samsung Galaxy Watch4 takes the crown for overall performance and feature richness, thanks to its robust chipset and Wear OS integration. However, the Xiaomi Watch S1 offers a more premium design and potentially longer battery life, making it a strong contender for those prioritizing aesthetics and longevity.

PHONES
Phone Names Xiaomi Watch S1 Samsung Galaxy Watch4
Network
2G bandsN/AGSM 850 / 900 / 1800 / 1900
3G bandsN/AHSDPA 850 / 900 / 2100
4G bandsN/A1, 3, 5, 7, 8, 20
EDGENo-
GPRSNo-
SpeedNoHSPA, LTE
TechnologyNo cellular connectivityGSM / HSPA / LTE
Launch
Announced2021, December 282021, August 11
StatusAvailable. Released 2021, December 31Available. Released 2021, August 27
Body
BuildSapphire crystal front, stainless steel frame, plastic backGlass front (Gorilla Glass DX+), aluminum frame
Dimensions46.5 x 46.5 x 11 mm (1.83 x 1.83 x 0.43 in)44.4 x 43.3 x 9.8 mm (1.75 x 1.70 x 0.39 in)
SIMNoeSIM
Weight53 g (1.87 oz)30.3 g (44mm), 25.9 g (40mm) (1.06 oz)
 Waterproof (5ATM)MIL-STD-810G compliant* 50m water resistant (IP68) Compatible with standard 20mm straps ECG certified Blood pressure monitor *does not guarantee ruggedness or use in extreme conditions
Display
Protection-Corning Gorilla Glass DX+
Resolution466 x 466 pixels (~326 ppi density)450 x 450 pixels (~321 ppi density)
Size1.43 inches1.4 inches
TypeAMOLEDSuper AMOLED
 -Always-on display
Platform
CPU-Dual-core 1.18 GHz Cortex-A55
Chipset-Exynos W920 (5 nm)
GPU-Mali-G68
OSProprietary OSAndroid Wear OS 4, One UI Watch 5
Memory
Card slotNoNo
InternalUnspecified storage16GB 1.5GB RAM
Sound
3.5mm jack NoNo
35mm jackNoNo
Loudspeaker YesYes
Comms
Bluetooth5.2, A2DP, LE5.0, A2DP, LE
NFCYesYes
PositioningGPS (L1+L5), GLONASS, GALILEO, BDS, QZSSGPS, GLONASS, GALILEO, BDS
RadioNoNo
USBNoNo
WLANWi-Fi 802.11 b/g/n (China only)Wi-Fi 802.11 a/b/g/n, dual-band
Features
SensorsAccelerometer, gyro, compass, barometer, heart rate, SpO2Accelerometer, gyro, compass, barometer, heart rate, SpO2
 -Natural language commands and dictation Samsung Pay
Battery
ChargingWirelessWireless
TypeLi-Po 470 mAhLi-Ion 361 mAh
Misc
ColorsBlack, SilverBlack, Pink Gold, Silver, Green, Thom Browne Edition, Bespoke Edition, PXG Golf Edition
ModelsM2108W1SM-R860, SM-R870
PriceAbout 270 EURAbout 110 EUR
Camera
 NoNo

Xiaomi Watch S1

  • Premium design and build quality
  • Longer battery life (7-12 days)
  • Classic watch aesthetic
  • Wireless charging

  • Less powerful processor
  • Limited app ecosystem compared to Wear OS
  • Fewer advanced fitness tracking features

Samsung Galaxy Watch4

  • Faster performance with Exynos W920
  • Wear OS integration and app support
  • Advanced health and fitness tracking (ECG, SpO2)
  • Rotating bezel for easy navigation

  • Shorter battery life (2-4 days)
  • Can be pricier than the Xiaomi Watch S1
  • Some features require a Samsung phone

Display Comparison

Both watches feature vibrant AMOLED displays, but the Galaxy Watch4 generally offers slightly better brightness and color accuracy. The Xiaomi Watch S1's display is crisp and clear, but the Samsung's screen feels more refined. The Galaxy Watch4 also has a rotating bezel which is a great navigation tool.

Camera Comparison

Neither watch has a built-in camera, so this is a draw. Both rely on smartphone connectivity for photography.

Performance

The Samsung Galaxy Watch4's Exynos W920 chipset provides significantly faster and smoother performance compared to the Xiaomi Watch S1. App loading times are quicker, and the overall user experience is more responsive. The Wear OS integration also contributes to a more fluid experience.

Battery Life

The Xiaomi Watch S1 typically offers longer battery life, often lasting 7-12 days on a single charge, while the Galaxy Watch4 usually lasts 2-4 days depending on usage. This is a significant advantage for the Xiaomi device.

Buying Guide

The Xiaomi Watch S1 is ideal for users who value a classic, elegant design and appreciate longer battery life. It's a good choice for those less invested in advanced fitness tracking or a fully-featured smartwatch OS. The Samsung Galaxy Watch4 is perfect for fitness enthusiasts and Android users seeking a comprehensive smartwatch experience with access to a wide range of apps and advanced health metrics.

Frequently Asked Questions

❓ Does the Xiaomi Watch S1 work with iPhones?
Yes, the Xiaomi Watch S1 is compatible with both Android and iOS devices, but functionality may be limited on iOS compared to Android.
❓ Is the Samsung Galaxy Watch4 waterproof?
Yes, the Galaxy Watch4 is water-resistant up to 50 meters (5 ATM), making it suitable for swimming.
❓ Which watch has better health tracking features?
The Samsung Galaxy Watch4 offers more comprehensive health tracking features, including ECG, SpO2 monitoring, and body composition analysis.
❓ Can I install apps on both watches?
Yes, both watches support app installation. The Galaxy Watch4 has a much larger app ecosystem due to Wear OS.