Samsung Galaxy Watch8 LTE 44mm
Xiaomi Watch S4 41mm

Samsung Galaxy Watch8 LTE 44mm Xiaomi Watch S4 41mm

Common Features

  • Both products have an OLED/AMOLED display type.
  • Both products have a 5 ATM ATM rating.
  • Both products feature an Always-On Display.
  • Both products have a replaceable watch band.
  • Both products have a touch screen.
  • Both products have a display.
  • Both products have a sapphire glass display.
  • Both products monitor blood oxygenation levels.
  • Both products have a heart rate monitor.
  • Both products have GPS.
  • Both products have an accelerometer.
  • Both products have a temperature sensor.
  • Both products have a compass.
  • Both products have a barometer.
  • Both products have a gyroscope.
  • Both products track sleep.
  • Both products track distance.
  • Both products track steps taken.
  • Both products measure pace.
  • Both products provide sleep reports.

Main Differences

  • Screen size is 1.47″ on Samsung Galaxy Watch8 LTE 44mm and 1.32″ on Xiaomi Watch S4 41mm.
  • Water resistance is present on Samsung Galaxy Watch8 LTE 44mm and waterproof on Xiaomi Watch S4 41mm.
  • Pixel density is 327 ppi on Samsung Galaxy Watch8 LTE 44mm and 320 ppi on Xiaomi Watch S4 41mm.
  • Resolution is 480 x 480 px on Samsung Galaxy Watch8 LTE 44mm and 466 x 466 px on Xiaomi Watch S4 41mm.
  • Thickness is 8.6 mm on Samsung Galaxy Watch8 LTE 44mm and 9.5 mm on Xiaomi Watch S4 41mm.
  • Weight is 34 g on Samsung Galaxy Watch8 LTE 44mm and 32 g on Xiaomi Watch S4 41mm.
  • Height is 46 mm on Samsung Galaxy Watch8 LTE 44mm and 41.2 mm on Xiaomi Watch S4 41mm.
  • Width is 43.7 mm on Samsung Galaxy Watch8 LTE 44mm and 41.2 mm on Xiaomi Watch S4 41mm.
  • Volume is 17.28772 cm³ on Samsung Galaxy Watch8 LTE 44mm and 16.12568 cm³ on Xiaomi Watch S4 41mm.
  • Samsung Galaxy Watch8 LTE 44mm is not compatible with iOS, but Xiaomi Watch S4 41mm is.
  • Bluetooth version is 5.3 on Samsung Galaxy Watch8 LTE 44mm and 5.4 on Xiaomi Watch S4 41mm.
  • Samsung Galaxy Watch8 LTE 44mm supports Wi-Fi, while Xiaomi Watch S4 41mm does not.
  • Battery life is 2 days on Samsung Galaxy Watch8 LTE 44mm and 8 days on Xiaomi Watch S4 41mm.
  • Battery power is 435 mAh on Samsung Galaxy Watch8 LTE 44mm and 320 mAh on Xiaomi Watch S4 41mm.
  • Samsung Galaxy Watch8 LTE 44mm has irregular heart rate warnings, while Xiaomi Watch S4 41mm does not.
  • Samsung Galaxy Watch8 LTE 44mm has ECG technology, while Xiaomi Watch S4 41mm does not.
  • Samsung Galaxy Watch8 LTE 44mm has coaching features, while Xiaomi Watch S4 41mm does not.
  • Samsung Galaxy Watch8 LTE 44mm supports routes, while Xiaomi Watch S4 41mm does not.
Specs Comparison
Samsung Galaxy Watch8 LTE 44mm

Samsung Galaxy Watch8 LTE 44mm

Xiaomi Watch S4 41mm

Xiaomi Watch S4 41mm

Design:
screen size 1.47" 1.32"
Display type OLED/AMOLED OLED/AMOLED
water resistance Water resistant Waterproof
ATM rating 5 ATM 5 ATM
Always-On Display
pixel density 327 ppi 320 ppi
resolution 480 x 480 px 466 x 466 px
Watch band is replaceable
has branded damage-resistant glass
thickness 8.6 mm 9.5 mm
weight 34 g 32 g
height 46 mm 41.2 mm
width 43.7 mm 41.2 mm
Has a display
has a touch screen
Has sapphire glass display
volume 17.28772 cm³ 16.12568 cm³
is designed for kids

The Samsung Galaxy Watch8 LTE 44mm and Xiaomi Watch S4 41mm both feature OLED/AMOLED displays, offering vibrant visuals. The Samsung model has a larger 1.47″ screen, compared to the Xiaomi's 1.32″ display, giving it a slightly larger viewing area. In terms of pixel density, the Galaxy Watch8 has a higher 327 ppi versus the Xiaomi's 320 ppi, which may offer a slightly sharper display on the Samsung. Both have an impressive 5 ATM water resistance rating, making them suitable for swimming and water activities, though the Xiaomi's water resistance is explicitly labeled as waterproof, while the Samsung's is simply water resistant.

For other physical features, the Samsung Galaxy Watch8 is thinner at 8.6 mm compared to the Xiaomi Watch S4, which has a thickness of 9.5 mm. The Samsung model is also slightly heavier, weighing 34 g, while the Xiaomi is lighter at 32 g. The height of the Galaxy Watch8 is 46 mm, and its width is 43.7 mm, making it slightly larger overall than the Xiaomi, which measures 41.2 mm in height and 41.2 mm in width. Both watches have replaceable watch bands and share a sapphire glass display, though the Samsung has no branded damage-resistant glass, a feature also missing on the Xiaomi.

Both watches include Always-On Displays, ensuring that the time and other key data are always visible. The Samsung Galaxy Watch8 offers a resolution of 480 x 480 px, while the Xiaomi Watch S4 has a slightly lower resolution of 466 x 466 px, which may result in a minor difference in display clarity. The volume of the Galaxy Watch8 is 17.29 cm³, while the Xiaomi Watch S4 has a smaller volume of 16.13 cm³. Lastly, both watches feature touchscreens, but neither is designed specifically for kids.

Sensors:
Monitors blood oxygenation levels
Has a heart rate monitor
has GPS
has an accelerometer
Has a temperature sensor
has a compass
Has a barometer
has a gyroscope
Has a cadence sensor
Monitors perspiration

Both the Samsung Galaxy Watch8 LTE 44mm and the Xiaomi Watch S4 41mm are equipped with a comprehensive set of sensors. Both models feature a blood oxygenation monitor, a heart rate monitor, GPS, an accelerometer, a temperature sensor, a compass, a barometer, and a gyroscope, meaning they share a similar range of tracking capabilities. Neither model includes a cadence sensor or perspiration monitoring, both of which are absent from both products.

For the sensors that they do share, there are no differences in their presence or functionality between the two models. Both watches support health and fitness tracking with the same set of sensors for monitoring vital metrics and movement. These sensors can assist in a wide range of activities from outdoor sports to general health monitoring.

In summary, when it comes to sensors, the Samsung Galaxy Watch8 LTE 44mm and the Xiaomi Watch S4 41mm are virtually identical, offering the same range of features without any notable distinctions in their sensor capabilities.

Activity tracking:
Tracks your sleep
Tracks distance
Tracks steps taken
Measures pace
Provides sleep reports
Detects activities automatically
Has a route tracker
Tracks elevation
Has exercise tagging
Has a stroke counter for swimming
Tracks calorie intake
Designed for diving

The Samsung Galaxy Watch8 LTE 44mm and Xiaomi Watch S4 41mm both offer a comprehensive suite of activity tracking features. Both models track sleep, distance, and steps taken, and they also measure pace, provide sleep reports, and detect activities automatically. Additionally, they both include a route tracker, track elevation, and have exercise tagging. For swimming, both watches feature a stroke counter. They also track calorie intake, ensuring a complete fitness tracking experience.

There are no differences in the core activity tracking capabilities between the two models. Both watches include identical features for general fitness and specific sports tracking. Neither of the models is designed for diving, meaning they are not specialized for deep water activities but are still suitable for general water use.

In summary, the Samsung Galaxy Watch8 LTE 44mm and Xiaomi Watch S4 41mm are virtually identical when it comes to activity tracking, offering the same features and functionality for a range of fitness and health monitoring needs.

Connectivity:
has a cellular module
Is compatible with iOS
Is compatible with Android
Bluetooth version 5.3 5.4
supports Wi-Fi
supports ANT+
SIM cards 1 eSIM 1 eSIM
has NFC
supports Galileo

In terms of connectivity, both the Samsung Galaxy Watch8 LTE 44mm and the Xiaomi Watch S4 41mm are equipped with a cellular module and support 1 eSIM, enabling them to function independently for calls and data. However, there are some notable differences in their compatibility and connectivity features. The Samsung Watch8 is only compatible with Android devices, while the Xiaomi Watch S4 is compatible with both iOS and Android, offering greater flexibility for users across different platforms.

Both watches support Bluetooth, with the Samsung model featuring Bluetooth 5.3, and the Xiaomi model using Bluetooth 5.4, which is a slightly newer version. In terms of Wi-Fi support, the Samsung Galaxy Watch8 supports Wi-Fi, while the Xiaomi Watch S4 does not. Both watches include NFC for easy contactless payments, and both are compatible with Galileo for satellite positioning, ensuring accurate location tracking.

Overall, while the core connectivity features like cellular, eSIM, NFC, and Galileo support are identical, the key difference lies in the Wi-Fi support of the Samsung model and the broader device compatibility of the Xiaomi Watch S4.

Battery:
battery life 2 days 8 days
battery power 435 mAh 320 mAh
has wireless charging
has a rechargeable battery
Has a solar power battery
has a removable battery

The Samsung Galaxy Watch8 LTE 44mm and the Xiaomi Watch S4 41mm differ notably in battery life and capacity. The Samsung model offers a battery life of 2 days, while the Xiaomi Watch S4 boasts a significantly longer battery life of 8 days. The Samsung Galaxy Watch8 is equipped with a 435 mAh battery, whereas the Xiaomi Watch S4 has a smaller 320 mAh battery. Despite the difference in capacity, the Xiaomi's longer battery life suggests better power efficiency.

Both watches feature wireless charging capabilities and have rechargeable batteries. Neither model includes a solar power option or a removable battery, ensuring that both are designed for convenient charging without the need for battery swaps.

In summary, while both models provide similar charging features, the Xiaomi Watch S4 offers a much longer battery life despite having a smaller battery capacity, making it potentially more appealing for users seeking extended usage between charges.

Features:
release date July 2025 June 2025
has HRV tracking
measures VO2 max
measures resting heart rate
has fast/slow heart rate notifications
shows readiness level
Can be used to answer calls
Locates your phone
Has call control
Has notifications
has irregular heart rate warnings
Has ECG technology
Has silent alarm
Has vibrating alerts
has fall detection
Has a stopwatch
Has smart alarm
has voice commands
internal storage 32GB 32GB
Has a built-in camera remote control function
Acquires GPS faster

The Samsung Galaxy Watch8 LTE 44mm and the Xiaomi Watch S4 41mm share many common features, making them quite similar in terms of functionality. Both watches offer HRV tracking, measure VO2 max and resting heart rate, and provide fast/slow heart rate notifications. They also show readiness levels, can be used to answer calls, locate your phone, and have call control, notifications, a stopwatch, a silent alarm, vibrating alerts, and fall detection. Additionally, both models have 32GB of internal storage, support voice commands, and include a built-in camera remote control function. Both devices also acquire GPS faster, ensuring efficient outdoor activity tracking.

However, there are a few key differences. The Samsung Galaxy Watch8 includes irregular heart rate warnings and ECG technology, features that the Xiaomi Watch S4 lacks. The Xiaomi model does not provide irregular heart rate warnings or ECG technology, which may be a consideration for users who want more advanced heart health tracking features.

In conclusion, while both watches offer a solid set of features, the Samsung Galaxy Watch8 LTE 44mm has a slight edge with the inclusion of irregular heart rate warnings and ECG technology, which could be important for those focused on heart health monitoring.

App & Software:
Provides activity reports
Has inactivity alerts
Counts how many calories you've burned
Has goal setting
Has achievements
Free app
Has exercise diary
Ad-free
Has coaching
Has temperature tracking
Has period notifications
Supports routes
Has music playback
Includes maps
Predicts start date
Supports widgets
Can be personalised
Has barcode scanner on app
Tracks water intake
Has weight tracking

The Samsung Galaxy Watch8 LTE 44mm and the Xiaomi Watch S4 41mm both offer a wide range of features to support fitness and health tracking. Both models provide activity reports, inactivity alerts, calorie counting, goal setting, achievements, a free app, an exercise diary, and ad-free experiences. Additionally, both watches support temperature tracking, period notifications, music playback, maps, start date prediction, widgets, personalization, water intake tracking, and weight tracking. They also both support free apps, ensuring accessibility without extra costs.

However, there are a couple of differences between the two models. The Samsung Galaxy Watch8 includes coaching support, which is absent from the Xiaomi Watch S4. Additionally, the Samsung model supports routes, whereas the Xiaomi model does not. Both models do not have a barcode scanner on the app, but they share a similar suite of functionalities aimed at improving the user experience in terms of tracking and motivation.

In conclusion, the Samsung Galaxy Watch8 LTE 44mm has the edge with the added coaching and route support, which may appeal to users looking for more comprehensive activity guidance and outdoor navigation features.

Miscellaneous:
has a battery level indicator
Has passcode
Is compatible with Windows
has an external memory slot
Is compatible with Mac OS X
has a socket for a 3.5 mm audio jack

The Samsung Galaxy Watch8 LTE 44mm and the Xiaomi Watch S4 41mm share identical specifications in the Miscellaneous category. Both models include a battery level indicator, a passcode feature for security, and lack compatibility with Windows and Mac OS X. Neither device has an external memory slot or a socket for a 3.5 mm audio jack, meaning they do not support external storage or wired audio connections.

These similarities ensure that both products offer the same basic functionality when it comes to system compatibility and security features, without the added support for additional storage or wired audio options.

Overall, there are no notable differences between the two models in this category, and both provide the same features in terms of compatibility and security options.

Comparison Summary

This is a specification comparison between the Samsung Galaxy Watch8 LTE 44mm and the Xiaomi Watch S4 41mm. Both devices share features like a 5 ATM ATM rating, replaceable watch bands, and heart rate monitors, along with common sensors such as GPS and accelerometers. However, they differ in several key areas: the Samsung Galaxy Watch8 LTE 44mm has a larger screen size at 1.47″, while the Xiaomi Watch S4 41mm offers a longer battery life of 8 days versus 2 days for the Samsung model. The Samsung device also features ECG technology and irregular heart rate warnings, which are not present on the Xiaomi Watch S4 41mm. Additionally, the Xiaomi Watch S4 41mm supports iOS compatibility, while the Samsung Galaxy Watch8 LTE 44mm does not.