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Huawei Mate 20 4GB/128GB vs Samsung Galaxy Watch 42mm 4G SM-R815U

Comparison: side by side, pros and cons and the differences between Huawei Mate 20 4GB/128GB vs Samsung Galaxy Watch 42mm 4G SM-R815U phones. Which is the best phone?

,
Compare Samsung Galaxy Watch X25Huawei Mate 20 4GB/128GB
Huawei Mate 20 4GB/128GB
6.53"
IPS

1080x2244

12
MP

24mp

4GB
RAM

64bit Octa

4000
mAh

(Non removable)

vs
Compare Huawei Mate 20 X07Samsung Galaxy Watch 42mm 4G SM-R815U
Samsung Galaxy Watch 42mm 4G SM-R815U
1.3"
AMOLED

360x360

N/A
MP

1.5GB
RAM

64bit Dual

270
mAh

(Non removable)

What's the best device? The PhoneMore's choice is Huawei Mate 20 4GB/128GB

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 phone! Comment!


25 Advantages Huawei Mate 20 4GB/128GB
Mate 20 4GB/128GBvsGalaxy Watch 42mm 4G SM-R815U
 167%100%
+More powerful processor, you can open your applications faster
2.26Ghz 64bit Octa-Corevs1.15Ghz 64bit Dual-Core
 167%100%
+More RAM memory. Typically more responsive and better for multitasking
4GB LPDDR4Xvs1.5GB LPDDR3
 72 times100%
+More internal storage for applications and files
128GB (110GB user available)vs4GB (1.5GB user available)
Advantage
+More external storage for files using memory cards
Until 256GB nano-MemoryvsNot supported
 53%53%
+Thinner
8.3 millimeters (0.33 inches)vs12.7 millimeters (0.5 inches)
 18 times100%
+Higher resolution screen
1080x2244 pixelsvs360x360 pixels
 4 times100%
+Larger screen
6.53"vs1.3"
Advantage
+With a camera you can take pictures anywhere
(triple camera) 12MP + 16MP + 8MPvsNot supported
Advantage
+More image quality for recording videos with the primary camera
4K UHD (3840x2160 pixels)vsNot supported
 139 times100%
+Faster for surfing the internet and download files
(4G+ LTE-A) 1400 Mbpsvs(4G LTE) 10 Mbps
Advantage
+Headsets with 3.5mm Jack size are more common and easy to find in stores
3.5mm jackvsNot 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 (rear-mounted)vsNot supported
 14 times100%
+Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
4000 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
+The radio lets you listen to your songs and sports in general
FMvsNot supported
Advantage
+The TV-output lets you use your device on TV by cable
USB Type-C SlimPort®vsNot 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 3.1 Type-C, USB OTG On-The-GovsNot supported
Advantage
+Better sites viewing on the internet
HTML, XHTML, HTML5vsNot supported

07 Advantages Samsung Galaxy Watch 42mm 4G SM-R815U
Galaxy Watch 42mm 4G SM-R815UvsMate 20 4GB/128GB
 3 times100%
+Lighter
49 grams (1.72 ounces)vs188 grams (6.58 ounces)
Advantage
+More resistant material
Stainless steel body, front glassvsAluminum frame, front/back glass
Advantage
+This device has a Super AMOLED screen, which are brighter and more vivid
Super AMOLEDvsTFT LCD IPS
 3%3%
+Crisper display of text, images and video because it has more pixels per inch (ppi)
392 PPIvs381 PPI
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 certifiedvsIP53 certified

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

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

Model and physical featuresHuawei Mate 20 4GB/128GBSamsung Galaxy Watch 42mm 4G SM-R815U
BrandHuaweiSamsung
ModelMate 20 4GB/128GBGalaxy Watch 42mm 4G SM-R815U
Also known asHuawei Mate 20 HMA-LX9, HMA-L29, HMA-AL00, Huawei HimalayanGalaxy Watch 42mm (4G LTE) SM-R815UZDAXAR, Samsung Galileo
Country or region where it's soldVarious (International)USA
Release dateNovember, 2018August, 2018
Depth8.3 millimeters (0.33 inches)12.7 millimeters (0.5 inches)
Size (width x height)77.2 x 158.2 millimeters (3.04 x 6.23 in)41.9 x 45.7 millimeters (1.65 x 1.8 in)
Weight188 grams (6.58 ounces)49 grams (1.72 ounces)
Qwerty physical keyboardNot supportedNot supported
AntennaInternal antennaInternal antenna
Build, materialsAluminum frame, front/back glassStainless steel body, front glass
Protection against water and othersIP53 certified: protection against dust and splashing50 meters waterproof
MIL-STD-810G military certified: salt, dust, humidity, rain, vibration, solar radiation, transport and thermal shock resistant
Operating system (OS)Huawei Mate 20 4GB/128GBSamsung Galaxy Watch 42mm 4G SM-R815U
Operating systemAndroid 9.0 PieTizen 4.0
Firmware updatefeature not registeredfeature not registered
HardwareHuawei Mate 20 4GB/128GBSamsung Galaxy Watch 42mm 4G SM-R815U
Architecture - Chipset64bit - HiSilicon Kirin 980 (7nm)64bit - Samsung Exynos 9 Dual 9110 (10nm)
CPU processorOcta-Core, 3 processors:
2.26Ghz Dual-Core ARM Cortex-A76
1.92Ghz Dual-Core ARM Cortex-A76
1.8Ghz Quad-Core ARM Cortex-A55
1.15Ghz Dual-Core ARM Cortex-A53
GPU graphical controllerARM Mali-G76 MP10 720MhzARM Mali-T720 MP1
RAM memory4GB LPDDR4X1.5GB LPDDR3
Internal storage128GB (110GB user available)4GB (1.5GB user available)
External storageUntil 256GB nano-Memory
(hybrid slot/shares the same SIM-2 slot)
Not supported
DisplayHuawei Mate 20 4GB/128GBSamsung Galaxy Watch 42mm 4G SM-R815U
Display typeTFT LCD IPSSuper AMOLED
Screen size6.53" inches1.3" inches
Screen-to-body ratio~88% (screen-to-body ratio)~28.5% (screen-to-body ratio)
TouchscreenCapacitive MultitouchCapacitive Multitouch
Display resolution1080x2244 pixels360x360 pixels
Pixel density (dot pitch)381 PPI392 PPI
Colors16 million16 million
Scratch-resistant glassGorilla Glass 4Gorilla Glass DX+
Mobile networks and dataHuawei Mate 20 4GB/128GBSamsung Galaxy Watch 42mm 4G SM-R815U
Dual-SIMDual SIM Standby - Call active on one sim card
(hybrid slot/shares the same nano-Memory slot)
Not supported
SIM card2 slots Dual-SIM
nano-SIM (4FF)
1 slot
e-Sim (Eletronic Sim)
GSM Mhz bandQuad-Band 850/900/1800/1900Not supported
Primary 2G networkCDMA 800, GSM 850/900/1800/1900Not supported
Primary 3G networkHMA-L09 version:
TD-SCDMA 1900/2000
UMTS 800/850/900/1700/1900/2100

HMA-AL00 / HMA-TL00 / HMA-L29 version:
CDMA2000 1xEV-DO
TD-SCDMA 1900/2000
UMTS 800/850/900/1700/1900/2100
UMTS 850/1700/1900
Primary 4G/5G networkLTE Cat21 (Bands 1,2,3,4,5,6,7,8,9,12,17,18,19,20,26,28)
TD-LTE (Bands 34,38,39,40,41)
VoLTE
LTE (Bands 2,4,5,12,13,25,26,66)
Primary data networkGPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, TD-SCDMA, UMTS, TD-HSDPA, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-AUMTS, HSDPA, HSUPA, HSPA+, LTE
Secondary 2G networkGSM 850/900/1800/1900Not supported
Secondary 3G networkNot supportedNot supported
Secondary 4G networkNot supportedNot supported
Secondary data networkGPRS, EDGENot supported
Maximum download/upload1400/200 Mbps10 Mbps
Messaging and callingHuawei Mate 20 4GB/128GBSamsung Galaxy Watch 42mm 4G SM-R815U
MessagingSMS (T9), MMS, E-mail, Push mailSMS (T9), MMS, E-mail, Push mail
SpeakerphoneSupportedSupported
Video callingSupportedNot supported
Call controlVoice dialing, Voice recorder, Voice commandsVoice dialing, Voice recorder, Voice commands
Primary / back cameraHuawei Mate 20 4GB/128GBSamsung Galaxy Watch 42mm 4G SM-R815U
Main camera(triple camera)
12 megapixels
16MP ultrawide (f/2.2 17mm)
8MP telephoto (f/2.4 52mm 2x-zoom)
Not supported
Main camera resolution4000x3000 pixelsNot supported
Video recording (primary)4K UHD (3840x2160 pixels) 30 fpsNot supported
FlashDual LED flashNot supported
Focal aperturef/1.8 (aperture)feature not registered
Focal length27mm lensfeature not registered
Sensor size1/2.3" inchesfeature not registered
Pixel sizefeature not registeredfeature not registered
AutofocusLDAF/PDAF: laser/phase detection autofocusNot supported
Touch focusSupportedNot supported
Image stabilizationEIS: Digital stabilizationNot supported
ZoomDigital and optical zoomNot supported
Face/smile detectionFace detection, Smile detectionNot supported
BSI sensorNot supportedNot supported
HDRHDR photo on both camerasNot supported
Front / secondary cameraHuawei Mate 20 4GB/128GBSamsung Galaxy Watch 42mm 4G SM-R815U
Front camera24 megapixelsNot supported
Front camera resolution5632x4224 pixelsNot supported
Video recording (secondary)Full HD (1920x1080 pixels)Not supported
Front flashNot supportedNot supported
Focal aperturef/2.0 (aperture)feature not registered
Focal length26mm lensfeature not registered
Sensor sizefeature not registeredfeature not registered
Pixel sizefeature not registeredfeature not registered
MultimediaHuawei Mate 20 4GB/128GBSamsung Galaxy Watch 42mm 4G SM-R815U
RadioFMNot supported
TVNot supportedNot supported
Video formatsMP4, H.265, H.264, H.263, DivX, XviD, WMVfeature not registered
Audio formatsMP3, WAV, WMA, eAAC+, FLACMP3, WAV, WMA, OGG, eAAC+
Connectivity and interfacesHuawei Mate 20 4GB/128GBSamsung Galaxy Watch 42mm 4G SM-R815U
USBUSB 3.1 Type-C, USB OTG On-The-GoNot supported
TV outputUSB Type-C SlimPort®Not supported
Audio output3.5mm jackNot supported
Bluetooth5.0 version A2DP/LE4.2 version A2DP
WiFi802.11 a/b/g/n/ac + MIMO (2.4Ghz/5Ghz)802.11 b/g/n (2.4Ghz)
DLNASupportedNot supported
NFCSupportedSupported
GPSA-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSSA-GPS, GeoTagging, GLONASS
Infrared portSupportedNot supported
Other functionsHuawei Mate 20 4GB/128GBSamsung Galaxy Watch 42mm 4G SM-R815U
Active noise cancellationSupportedNot supported
Vibrating alertSupportedSupported
RingtonesPolyphonic and customizedPolyphonic and customized
Web browserHTML, XHTML, HTML5Not supported
Java / Flash playerNot supportedNot supported
SensorsAccelerometer
Proximity
Compass
Ambient Light
Gyroscope
Barometer
Hall effect
Fingerprint (rear-mounted)
Accelerometer
Ambient Light
Gyroscope
Barometer
Heart rate
Pedometer
Other features- Colors: Black, Midnight Blue, Twilight
- EMUI 9.0
- 18.7:9 / DCI-P3 / HDR10 display
- Leica camera lens
- 32-bit/384kHz audio
- WiFi direct, hotspot
- 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 supply and autonomyHuawei Mate 20 4GB/128GBSamsung Galaxy Watch 42mm 4G SM-R815U
Battery technologyLiPo - Li-Ion polymer (Non removable)
Fast battery charging
Li-Ion (Non removable)
Wireless charging (Qi/WPC)
Battery capacity4000 mAh270 mAh
Battery model / charger (watts)4.5V/5A=22.5W5V/0.7A=3.5W
Talk timefeature not registeredfeature not registered
Standbyfeature not registered4320 minutes | 72 hours | 3 days
Specific absorption rate (radiation)Huawei Mate 20 4GB/128GBSamsung Galaxy Watch 42mm 4G SM-R815U
SAR USA, Mexico, Colombiafeature not registered0.961 W/Kg (head) | 1.786 W/Kg (body)
SAR European Union, UKfeature not registeredfeature not registered