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Samsung Galaxy Watch 42mm 4G SM-R815F vs Xiaomi Mi 9 Explorer

Side by side comparison, pros, cons, differences between Samsung Galaxy Watch vs Xiaomi Mi 9 Explorer devices with full specifications. What's the best?

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Compare Xiaomi Mi 9 Explorer X07Samsung Galaxy Watch 42mm 4G SM-R815F
Samsung Galaxy Watch 42mm 4G SM-R815F
1.2"
AMOLED

360x360

N/A
MP

1.5GB
RAM

64bit Dual

270
mAh

(Non removable)

vs
Xiaomi Mi 9 Explorer
6.39"
AMOLED

1080x2340

48
MP

20mp

12GB
RAM

64bit Octa

3300
mAh

(Non removable)

What's the best device? The PhoneMore's choice is Xiaomi Mi 9 Explorer

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!


07 Advantages Samsung Galaxy Watch 42mm 4G SM-R815F
Galaxy Watch 42mm 4G SM-R815FvsMi 9 Explorer
 3 times100%
+Lighter
49 grams (1.72 ounces)vs173 grams (6.06 ounces)
Advantage
+More resistant material
Stainless steel body, front glassvsAluminum frame, front/back glass
 5%5%
+Crisper display of text, images and video because it has more pixels per inch (ppi)
424 PPIvs403 PPI
Advantage
+Sensors help you use the device
BarometervsNot supported
Advantage
+Sensors help you use the device
Heart ratevsNot supported
Advantage
+Sensors help you use the device
PedometervsNot supported
Advantage
+Protection against water allows you talk to your friends in the rain, for example
50 meters waterproof, MIL-STD-810G military certifiedvsNot supported

23 Advantages Xiaomi Mi 9 Explorer
Mi 9 ExplorervsGalaxy Watch 42mm 4G SM-R815F
 2 times100%
+More powerful processor, you can open your applications faster
2.8Ghz 64bit Octa-Corevs1.15Ghz 64bit Dual-Core
 7 times100%
+More RAM memory. Typically more responsive and better for multitasking
12GB LPDDR4Xvs1.5GB LPDDR3
 157 times100%
+More internal storage for applications and files
256GB (237GB user available)vs4GB (1.5GB user available)
 67%67%
+Thinner
7.61 millimeters (0.3 inches)vs12.7 millimeters (0.5 inches)
 19 times100%
+Higher resolution screen
1080x2340 pixelsvs360x360 pixels
 4 times100%
+Larger screen
6.39"vs1.2"
Advantage
+With a camera you can take pictures anywhere
(triple camera) 48MP + 16MP + 12MPvsNot supported
Advantage
+More image quality for recording videos with the primary camera
4K UHD (3840x2160 pixels)vsNot supported
 101 times100%
+Faster for surfing the internet and download files
(4G+ LTE-A) 1024 Mbpsvs(4G LTE) 10 Mbps
Advantage
+Best output for headset
Type-C jack with 3.5mm jack adaptervsNot supported
Advantage
+Sensors help you use the device
ProximityvsNot supported
Advantage
+Sensors help you use the device
CompassvsNot supported
Advantage
+Sensors help you use the device
Fingerprint (under display)vsNot supported
Advantage
+Sensors help you use the device
Face unlockvsNot supported
 11 times100%
+Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
3300 mAhvs270 mAh
Advantage
+The video calling allows to make calls with voice and video
Video callingvsNot supported
Advantage
+It's more advantageous to have more than one phone operator in the same device
2 slots Dual-SIMvs1 slot
Advantage
+Noise-canceling microphone allows better call quality
Active noise cancellationvsNot supported
Advantage
+WiFi 802.11 a/b/g/n/ac + MIMO (2.4Ghz, 5Ghz) is newer and faster
802.11 a/b/g/n/ac + MIMO (2.4Ghz, 5Ghz)vs802.11 b/g/n (2.4Ghz)
Advantage
+With DLNA technology you can access and play media files on TV, tablet or DLNA compatible device
DLNAvsNot supported
Advantage
+Bluetooth 5.0 version A2DP/LE is newer and faster
5.0 version A2DP/LEvs4.2 version A2DP
Advantage
+More speed data transfer as mp3 and photos via USB
USB 2.0 Type-C, USB OTG On-The-GovsNot supported
Advantage
+Better sites viewing on the internet
HTML, XHTML, HTML5vsNot supported

14 Common items in both devices
Super AMOLED
16 million
4G LTE / 4G+ LTE-A
Capacitive
Multitouch
Accelerometer
Ambient Light
Gyroscope
Li-Ion (Non removable) / LiPo - Li-Ion polymer (Non removable)
Speakerphone
Vibrating alert
A-GPS, GeoTagging, GLONASS / A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS
NFC
Gorilla Glass DX+ / Gorilla Glass 6
+ COMMON ITEMS

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

Model and physical featuresSamsung Galaxy Watch 42mm 4G SM-R815FXiaomi Mi 9 Explorer
ModelGalaxy Watch 42mm 4G SM-R815FMi 9 Explorer
Also known asGalaxy Watch 42mm (4G LTE) SM-R815FZDAAMO, Samsung GalileoXiaomi Mi 9 Transparent edition 12GB RAM M1902F1A, 小米9 透明尊享版
Country or region availableSouth AfricaSaudi ArabiaAustraliaEuropeIsraelSingaporeTaiwanChinaVarious (International)
BrandSamsungXiaomi
Release dateAugust, 2018March, 2019
Depth12.7 millimeters (0.5 inches)7.61 millimeters (0.3 inches)
Size (width x height)41.9 x 45.7 millimeters (1.65 x 1.8 in)74.67 x 157.5 millimeters (2.94 x 6.2 in)
Weight49 grams (1.72 ounces)173 grams (6.06 ounces)
Qwerty physical keyboardNot supportedNot supported
AntennaInternal antennaInternal antenna
Build, materialsStainless steel body, front glassAluminum frame, front/back glass
Protection against water and others50 meters waterproof
MIL-STD-810G military certified: salt, dust, humidity, rain, vibration, solar radiation, transport and thermal shock resistant
Not supported
Operating system (OS)Samsung Galaxy Watch 42mm 4G SM-R815FXiaomi Mi 9 Explorer
Operating systemTizen 4.0Android 9.0 Pie
Firmware updatefeature not registeredfeature not registered
HardwareSamsung Galaxy Watch 42mm 4G SM-R815FXiaomi Mi 9 Explorer
Architecture - Chipset64bit - Samsung Exynos 9 Dual 9110 (10nm)64bit - Qualcomm Snapdragon 855 SDM855 (7nm)
CPU processor1.15Ghz Dual-Core ARM Cortex-A53Octa-Core, 3 processors:
2.8Ghz Single-Core Kryo 485
2.4Ghz 3-Cores Kryo 485
1.7Ghz Quad-Core Kryo 485
GPU graphical controllerARM Mali-T720 MP1Qualcomm Adreno 640
RAM memory1.5GB LPDDR312GB LPDDR4X
Internal storage4GB (1.5GB user available)256GB (237GB user available)
UFS 2.1
External storageNot supportedNot supported
DisplaySamsung Galaxy Watch 42mm 4G SM-R815FXiaomi Mi 9 Explorer
Display typeSuper AMOLEDSuper AMOLED
Screen size1.2" inches6.39" inches
Screen-to-body ratio~24.3% (screen-to-body ratio)~85.2% (screen-to-body ratio)
TouchscreenCapacitive MultitouchCapacitive Multitouch
Display resolution360x360 pixels1080x2340 pixels
Pixel density (dot pitch)424 PPI403 PPI
Colors16 million16 million
Scratch-resistant glassGorilla Glass DX+Gorilla Glass 6
Mobile networks and dataSamsung Galaxy Watch 42mm 4G SM-R815FXiaomi Mi 9 Explorer
Dual-SIMNot supportedDual SIM Standby - Call active on one sim card
(dedicated slot)
SIM card1 slot
e-Sim (Eletronic Sim)
2 slots Dual-SIM
nano-SIM (4FF)
GSM Mhz bandNot supportedQuad-Band 850/900/1800/1900
Primary 2G networkNot supportedCDMA 800, GSM 850/900/1800/1900
Primary 3G networkUMTS 900/1900CDMA2000 1xEV-DO
TD-SCDMA 1900/2000
UMTS 850/900/1700/1900/2100
Primary 4G/5G networkLTE (Bands 1,3,7,8,20)LTE Cat16/13
VoLTE

Global version:
LTE (Bands 1, 2, 3, 4, 5, 7, 8, 12, 20, 28)
TD-LTE (Bands 38, 39, 40)

China version:
LTE (Bands 1, 2, 3, 4, 5, 7, 8, 12, 17)
TD-LTE (Bands 34, 38, 39, 40, 41)
Primary data networkUMTS, HSDPA, HSUPA, HSPA+, LTEGPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, TD-SCDMA, UMTS, TD-HSDPA, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A
Secondary 2G networkNot supportedGSM 850/900/1800/1900
Secondary 3G networkNot supportedNot supported
Secondary 4G networkNot supportedNot supported
Secondary data networkNot supportedGPRS, EDGE
Maximum download/upload10 Mbps1024/150 Mbps
Messaging and callingSamsung Galaxy Watch 42mm 4G SM-R815FXiaomi Mi 9 Explorer
MessagingSMS (T9), MMS, E-mail, Push mailSMS (T9), MMS, E-mail, Push mail
SpeakerphoneSupportedSupported
Video callingNot supportedSupported
Call controlVoice dialing, Voice recorder, Voice commandsVoice dialing, Voice recorder, Voice commands
Primary / back cameraSamsung Galaxy Watch 42mm 4G SM-R815FXiaomi Mi 9 Explorer
Main cameraNot supported(triple camera)
48 megapixels
16MP ultrawide (f/2.2 13mm 1/3.0" 1.0µm PDAF)
12MP telephoto (f/2.2 54mm 1/3.6" 1.0µm PDAF 2x-zoom)
Main camera resolutionNot supported8000x6000 pixels
Video recording (primary)Not supported4K UHD (3840x2160 pixels) 60 fps
FlashNot supportedDual LED flash
Focal aperturefeature not registeredf/1.5 (aperture)
Focal lengthfeature not registeredfeature not registered
Sensor sizefeature not registered1/2" inches
Pixel sizefeature not registered0.8µm pixel
AutofocusNot supportedLDAF/PDAF: laser/phase detection autofocus
Touch focusNot supportedSupported
Image stabilizationNot supportedEIS: Digital stabilization
ZoomNot supportedDigital and optical zoom
Face/smile detectionNot supportedFace detection, Smile detection
BSI sensorNot supportedNot supported
HDRNot supportedHDR photo on both cameras
Front / secondary cameraSamsung Galaxy Watch 42mm 4G SM-R815FXiaomi Mi 9 Explorer
Front cameraNot supported20 megapixels
Front camera resolutionNot supported5184x3840 pixels
Video recording (secondary)Not supportedFull HD (1920x1080 pixels)
Front flashNot supportedNot supported
Focal aperturefeature not registeredf/2.0 (aperture)
Focal lengthfeature not registeredfeature not registered
Sensor sizefeature not registeredfeature not registered
Pixel sizefeature not registered0.9µm pixel
MultimediaSamsung Galaxy Watch 42mm 4G SM-R815FXiaomi Mi 9 Explorer
RadioNot supportedNot supported
TVNot supportedNot supported
Video formatsfeature not registeredMP4, H.265, H.264, H.263, XviD, MKV
Audio formatsMP3, WAV, WMA, OGG, eAAC+MP3, WAV, WMA, eAAC+, FLAC
Connectivity and interfacesSamsung Galaxy Watch 42mm 4G SM-R815FXiaomi Mi 9 Explorer
USBNot supportedUSB 2.0 Type-C, USB OTG On-The-Go
TV outputNot supportedNot supported
Audio outputNot supportedType-C jack with 3.5mm jack adapter
Bluetooth4.2 version A2DP5.0 version A2DP/LE
WiFi802.11 b/g/n (2.4Ghz)802.11 a/b/g/n/ac + MIMO (2.4Ghz, 5Ghz)
DLNANot supportedSupported
NFCSupportedSupported
GPSA-GPS, GeoTagging, GLONASSA-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS
Infrared portNot supportedSupported
Other functionsSamsung Galaxy Watch 42mm 4G SM-R815FXiaomi Mi 9 Explorer
Active noise cancellationNot supportedSupported
Vibrating alertSupportedSupported
RingtonesPolyphonic and customizedPolyphonic and customized
Web browserNot supportedHTML, XHTML, HTML5
Java / Flash playerNot supportedNot supported
SensorsAccelerometer
Ambient Light
Gyroscope
Barometer
Heart rate
Pedometer
Accelerometer
Proximity
Compass
Ambient Light
Gyroscope
Face unlock
Fingerprint (under display)
Other features- 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
- Colors: Piano Black, Lavender Violet, Ocean Blue
- MIUI 10
- HDR10/DCI-P3 display
- Sapphire glass camera cover
- Quick Charge 4+
- Fast wireless charging 20W
- WiFi direct, hotspot
Power supply and autonomySamsung Galaxy Watch 42mm 4G SM-R815FXiaomi Mi 9 Explorer
BatteryLi-Ion (Non removable)
Wireless charging (Qi/WPC)
LiPo - Li-Ion polymer (Non removable)
Fast battery charging
Qi wireless charging
Battery capacity270 mAh3300 mAh
Battery model / charger (watts)5V/0.7A=3.5W27W
Talk timefeature not registeredfeature not registered
Standby4320 minutes | 72 hours | 3 daysfeature not registered
Radiation rate (SAR)Samsung Galaxy Watch 42mm 4G SM-R815FXiaomi Mi 9 Explorer
SAR USA, Mexico, Colombiafeature not registeredfeature not registered
SAR European Union, UK0.383 W/Kg (head) | 0.383 W/Kg (body)feature not registered