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Xiaomi Watch Color vs Samsung Galaxy Watch 42mm (SM-R815U)

Side by side comparison, pros, cons, differences between Xiaomi Watch Color vs Samsung Galaxy Watch smartwatches with full specifications. What's the best?

,
Xiaomi Watch Color
1.39"
AMOLED

454x454

N/A
MP

512MB
RAM

32bit Single

420
mAh

(Non removable)

vs
11PointsSamsung Galaxy Watch 42mm (SM-R815U)Compare Xiaomi Watch Color X
Samsung Galaxy Watch 42mm (SM-R815U)
1.2"
AMOLED

360x360

N/A
MP

1.5GB
RAM

64bit Dual

270
mAh

(Non removable)

What's the better smartwatch? Samsung Galaxy Watch 42mm (SM-R815U)

The phonemore's choice is much more technical than personal, so don't just evaluate it. Our goal is to help, but what's important to us may not be important to you. You decide which is the best! Comment!

Watch Color7 Advantages Xiaomi Watch ColorvsGalaxy Watch 42mm (SM-R815U)11 Advantages Samsung Galaxy Watch 42mm (SM-R815U)
+11.4 millimeters (0.45 inches)11%
Thinner
vs12.7 millimeters (0.5 inches)
+454x454 pixels59%
Higher resolution screen
vs360x360 pixels
+462 PPI9%
Crisper display of text, images and video because it has more pixels per inch (ppi)
vs424 PPI
+1.39"16%
Larger screen
vs1.2"
+CompassAdvantage
Sensors help you use the device
vsNot supported
+420 mAh56%
Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
vs270 mAh
+5.0 version A2DP/LEAdvantage
Bluetooth 5.0 version A2DP/LE is newer and faster
vs4.2 version A2DP
512MBvs+1.5GB LPDDR32 times
More RAM memory. Typically more responsive and better for multitasking
2GB (512MB user free)vs+4GB (1.5GB user free)2 times
More internal storage for applications and files
Stainless steel and plastic body, glass frontvs+Stainless steel body, glass frontAdvantage
More resistant material
AMOLEDvs+Super AMOLEDAdvantage
This device has a Super AMOLED screen, which are brighter and more vivid
260 thousandvs+16 million61 times
More colors on the screen is better quality images and videos
10 appsvs+1500 apps149 times
More apps available to download and use
Not supportedvs+4G LTEAdvantage
The 4G LTE network is newer and faster
(Not supported) vs+(4G LTE) 10 MbpsAdvantage
Faster for surfing the internet and download files
Not supportedvs+SpeakerphoneAdvantage
Speakerphone is useful when you are driving and on other occasions
Not supportedvs+Gorilla Glass DX+Advantage
Protection against scratches on the screen lets you carry your phone with your keys
50 meters waterproofvs+50 meters waterproof, MIL-STD-810G military certifiedAdvantage
Protection against water allows you talk to your friends in the rain, for example

15 Common items in both devices
eMCP / eMMC
Capacitive
Multitouch
Not supported
Accelerometer
Ambient Light
Gyroscope
+8 specs and more in the table below

Check the comparison table below for more items that are not evaluated in comparison score above.

Highlight differencesClear highlight
Physical featuresXiaomi Watch ColorSamsung Galaxy Watch 42mm (SM-R815U)
ModelWatch ColorGalaxy Watch 42mm (SM-R815U)
Other model namesXiaomi Mi Watch Color XMWT06Galaxy Watch 42mm (4G LTE) SM-R815UZDAXAR, Samsung Galileo
Country or region availableChina
China
USA
USA
BrandXiaomiSamsung
Release dateJanuary, 2020August, 2018
Depth11.4 millimeters (0.45 inches)12.7 millimeters (0.5 inches)
Size (width x height)46.2 x 53.3 millimeters (1.82 x 2.1 in)41.9 x 45.7 millimeters (1.65 x 1.8 in)
Weightfeature not registered49 grams (1.72 ounces)
Qwerty physical keyboardNot supportedNot supported
AntennaNot supportedInternal antenna
Build, materialsStainless steel and plastic body, glass frontStainless steel body, glass front
Protection against water and others50 meters waterproof50 meters waterproof
MIL-STD-810G military certified: salt, dust, humidity, rain, vibration, solar radiation, transport and thermal shock resistant
System (OS)Xiaomi Watch ColorSamsung Galaxy Watch 42mm (SM-R815U)
Operating systemProprietary OSTizen 4.0
Firmware updatefeature not registeredfeature not registered
HardwareXiaomi Watch ColorSamsung Galaxy Watch 42mm (SM-R815U)
Chipset32bit64bit - Samsung Exynos 9 Dual 9110 (10nm)
CPU processorSingle-Core1.15Ghz Dual-Core ARM Cortex-A53
GPU graphical controller3D GPUARM Mali-T720 MP1
RAM memory512MB1.5GB LPDDR3
Internal storage2GB (512MB user free)
eMCP
4GB (1.5GB user free)
eMMC
External storageNot supportedNot supported
DisplayXiaomi Watch ColorSamsung Galaxy Watch 42mm (SM-R815U)
Display typeAMOLEDSuper AMOLED
Screen size1.39" inches1.2" inches
Screen-to-body ratio~25.3% (screen-to-body ratio)~24.3% (screen-to-body ratio)
TouchscreenCapacitive MultitouchCapacitive Multitouch
Display resolution454x454 pixels360x360 pixels
Pixel density (dot pitch)462 PPI424 PPI
Colors260 thousand16 million
Scratch-resistant glassNot supportedGorilla Glass DX+
Mobile networksXiaomi Watch ColorSamsung Galaxy Watch 42mm (SM-R815U)
Dual-SIMNot supportedNot supported
SIM cardNot supported1 slot
e-Sim (Eletronic Sim)
Maximum download/uploadfeature not registered10 Mbps
Network technologyfeature not registered3G, 4G
Frequency, bandsExpand band detailsCollapse details
GSM Mhz bandNot supportedNot supported
Primary 2G networkNot supportedNot supported
Primary 3G networkNot supportedUMTS 850/1700/1900
Primary 4G networkNot supportedLTE (Bands 2,4,5,12,13,25,26,66)
Primary 5G networkNot supportedNot supported
Primary data networkNot supportedUMTS, HSDPA, HSUPA, HSPA+, LTE
Secondary 2G networkNot supportedNot supported
Secondary 3G networkNot supportedNot supported
Secondary 4G networkNot supportedNot supported
Secondary data networkNot supportedNot supported
CallingXiaomi Watch ColorSamsung Galaxy Watch 42mm (SM-R815U)
MessagingSMS, E-mailSMS (T9), MMS, E-mail, Push mail
SpeakerphoneNot supportedSupported
Video callingNot supportedNot supported
Call controlNot supportedVoice dialing, Voice recorder, Voice commands
CameraXiaomi Watch ColorSamsung Galaxy Watch 42mm (SM-R815U)
Back camera (main camera)Not supportedNot supported
Main camera resolutionNot supportedNot supported
Video recording (primary)Not supportedNot supported
FlashNot supportedNot supported
Focal aperturefeature not registeredfeature not registered
Focal lengthfeature not registeredfeature not registered
Sensor sizefeature not registeredfeature not registered
Pixel sizefeature not registeredfeature not registered
AutofocusNot supportedNot supported
Touch focusNot supportedNot supported
Image stabilizationNot supportedNot supported
ZoomNot supportedNot supported
Face/smile detectionNot supportedNot supported
BSI sensorNot supportedNot supported
HDRNot supportedNot supported
2ª cameraXiaomi Watch ColorSamsung Galaxy Watch 42mm (SM-R815U)
Front camera (secondary)Not supportedNot supported
Front camera resolutionNot supportedNot supported
Video recording (secondary)Not supportedNot supported
Front flashNot supportedNot supported
Focal aperturefeature not registeredfeature not registered
Focal lengthfeature not registeredfeature not registered
Sensor sizefeature not registeredfeature not registered
Pixel sizefeature not registeredfeature not registered
MultimediaXiaomi Watch ColorSamsung Galaxy Watch 42mm (SM-R815U)
RadioNot supportedNot supported
TVNot supportedNot supported
Video formatsfeature not registeredfeature not registered
Audio formatsMP3, eAAC+MP3, WAV, WMA, OGG, eAAC+
ConnectivityXiaomi Watch ColorSamsung Galaxy Watch 42mm (SM-R815U)
USBNot supportedNot supported
TV outputNot supportedNot supported
Audio outputNot supportedNot supported
Bluetooth5.0 version A2DP/LE4.2 version A2DP
WiFi802.11 b/g/n (2.4Ghz)802.11 b/g/n (2.4Ghz)
DLNANot supportedNot supported
NFCSupportedSupported
GPSA-GPS, GeoTagging, GLONASSA-GPS, GeoTagging, GLONASS
Infrared portNot supportedNot supported
Other functionsXiaomi Watch ColorSamsung Galaxy Watch 42mm (SM-R815U)
Active noise cancellationNot supportedNot supported
Vibrating alertSupportedSupported
Ringtonesfeature not registeredPolyphonic and customized
Web browserNot supportedNot supported
Java / Flash playerNot supportedNot supported
SensorsAccelerometer
Compass
Ambient Light
Gyroscope
Barometer
Heart rate
Pedometer
Accelerometer
Ambient Light
Gyroscope
Barometer
Heart rate
Pedometer
Other features- Colors: Black, Silver
- Silicon straps colors: many
- Straps compatible: 22mm
- Dock charger included
- Languages; Chinese
- Compatible with Android 4.4, iOS 9 and above
- Colors: Midnight Black, Rose Gold
- Straps: Black, Grey, Red, Yellow, Purple, Pink, Brown
- Compatible with standard 20mm straps
- Always-on display
- Rotating bezel
- Samsung Pay
- Compatible with Sprint, T-Mobile and Verizon carriers
Power supplyXiaomi Watch ColorSamsung Galaxy Watch 42mm (SM-R815U)
BatteryLi-Ion (Non removable)Li-Ion (Non removable)
Wireless charging (Qi/WPC)
Battery capacity420 mAh270 mAh
Battery model / charger (watts)5V/0.5A5V/0.7A=3.5W
Talk time autonomyfeature not registeredfeature not registered
Standby20160 minutes | 336 hours | 14 days4320 minutes | 72 hours | 3 days
Radiation rateXiaomi Watch ColorSamsung Galaxy Watch 42mm (SM-R815U)
SAR 1.6W/kg (USA, Mexico, etc.)feature not registered0.961W/kg (head) | 1.786W/kg (body)
SAR 2W/kg (Europe, UK, etc.)feature not registeredfeature not registered