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Samsung Galaxy Watch (42mm SM-R815W) vs Huawei Mate 20 (128GB/4GB)

Side by side comparison between Samsung Galaxy Watch vs Huawei Mate 20 devices, differences, pros, cons and full specifications. What's the better?

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Compare Huawei Mate 20 X Samsung Galaxy Watch (42mm SM-R815W) 08Points
1.2"
AMOLED

360x360

N/A
1.5GB
RAM

Dual-core

270
mAh

(Non removable)

vs
27Points Huawei Mate 20 (128GB/4GB) Compare Samsung Galaxy Watch X
6.53"
IPS

1080x2244

12
MP

24mp

4GB
RAM

Octa-core

4000
mAh

(Non removable)

What's the better device? Huawei Mate 20 (128GB/4GB)

The phonemore's choice is much more technical than personal. Therefore, you shouldn't only consider this. Our goal is to help you, but what's important to us may not be important to you. You decide which one is the best! Comment!

Galaxy Watch (42mm SM-R815W)} 8 Advantages Samsung Galaxy Watch (42mm SM-R815W) vs Mate 20 (128GB/4GB)} 27 Advantages Huawei Mate 20 (128GB/4GB)
+49 grams (1.72 ounces)3 times
Lighter
vs188 grams (6.58 ounces)
+Stainless steel body, glass frontAdvantage
More resistant material
vsAluminum frame, glass front/back
+Super AMOLEDAdvantage
Super AMOLED display is brighter and more vivid
vsTFT IPS LCD
+424 PPI11%
Crisper display of text, images and videos because it has more pixels per inch (ppi)
vs381 PPI
+Heart rateAdvantage
Sensors help you use the device
vsNot supported
+PedometerAdvantage
Sensors help you use the device
vsNot supported
+Qi wireless chargingAdvantage
Wireless charging is another way to charge the battery.
vsNot supported
+5 ATM, MIL-STD-810G military certifiedAdvantage
Protection against water allows you talk to your friends in the rain, for example
vsIP53 certified
1.15GHz 64bit Dual-corevs+2.6GHz 64bit Octa-core (7nm)2 times
More powerful processor, you can open your applications faster
1.5GB LPDDR3vs+4GB LPDDR4X167%
More RAM memory. Typically more responsive and better for multitasking.
4GB (1.5GB available)vs+128GB (110GB available)72 times
More internal storage for applications and files
eMMCvs+UFS 2.1Advantage
Fastest write and read storage.
Not supportedvs+Until 256GB nano-MemoryAdvantage
More external storage for files using memory cards
12.7 millimeters (0.5 inches)vs+8.3 millimeters (0.33 inches)53%
Thinner
Not supportedvs+HDR10Advantage
The HDR10 display provides vibrant colors and more details
360x360 pixelsvs+1080x2244 pixels18 times
Higher resolution screen
1.2"vs+6.53"4 times
Larger screen
Not supportedvs+(triple camera) 12MP + 16MP + 8MPAdvantage
With a camera you can take pictures anywhere
Not supportedvs+4K UHD (3840x2160)Advantage
More image quality for recording videos with the primary camera
1500 appsvs+3500000 apps (Google Play Store)2332 times
More apps available to download and use
(4G LTE) 10 Mbpsvs+(4G LTE-A) 1400 Mbps139 times
Faster for surfing the internet and download files
Not supportedvs+CompassAdvantage
Sensors help you use the device
Not supportedvs+Fingerprint sensor (rear-mounted)Advantage
Sensors help you use the device
Not supportedvs+Proximity sensorAdvantage
Sensors help you use the device
270 mAhvs+4000 mAh14 times
Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
3.5Wvs+22.5W5 times
More power (watts) to charge the battery faster. Sometimes, the charger that comes with the device doesn't have the same power supported by the device. Check before you buy it.
1 slot (Single-SIM)vs+2 slots (Dual-SIM)
(hybrid slot/shares the same nano-Memory slot)Advantage
You can have more mobile carriers/operators on the same device.
Not supportedvs+3.5mm jackAdvantage
Headsets with 3.5mm Jack size are more common and easy to find in stores
Not supportedvs+FMAdvantage
The radio lets you listen to your songs and sports in general
802.11 b/g/n [wifi4]vs+802.11 a/b/g/n/ac [wifi5]Advantage
WiFi 802.11 a/b/g/n/ac [wifi5] is newer and faster
Not supportedvs+DLNAAdvantage
With DLNA technology you can access and play media files on TV, tablet or DLNA compatible device.
4.2 + A2DPvs+5.0 + A2DP/LEAdvantage
Bluetooth 5.0 + A2DP/LE is newer and faster
Not supportedvs+USB 3.1 Type-C, USB OTG On-The-GoAdvantage
Newer and faster USB version for transferring photos, mp3 or data.
Not supportedvs+Type-CAdvantage
Reversible connector, you can stick in a USB-C cable any which way; either side is up.
Not supportedvs+HTML, XHTML, HTML5Advantage
Better sites viewing on the internet

12 Common items in both devices
16 million
4G LTE / 4G LTE-A
Capacitive
Multitouch
Accelerometer
Ambient light sensor
Barometer
+5 specs and more in the table below

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

Highlight differences Clear highlight

📱 Model features

Galaxy Watch (42mm SM-R815W)Huawei Mate 20 (128GB/4GB)
ModelGalaxy Watch (42mm SM-R815W)Mate 20 (128GB/4GB)
Other model namesGalaxy Watch 42mm (4G LTE) SM-R815WZDAXAC, Samsung GalileoHuawei Mate 20 HMA-LX9, HMA-L29, HMA-AL00, Huawei Himalayan
Country or region availableCanada
Canada
(Global, International)
(Global, International)
BrandSamsungHuawei
Release date8/1/201810/31/2018, Announced: 10/16/2018
Depth12.7 millimeters (0.5 inches)8.3 millimeters (0.33 inches)
Size (width x height)41.9 x 45.7 millimeters (1.65 x 1.8 in)77.2 x 158.2 millimeters (3.04 x 6.23 in)
Weight49 grams (1.72 ounces)188 grams (6.58 ounces)
Build, materialsStainless steel body, glass frontAluminum frame, glass front/back
Protection against water and others5 ATM: 50 meters waterproof.
MIL-STD-810G military certified: salt, dust, humidity, rain, vibration, solar radiation, transport and thermal shock resistant.
IP53 certified: protection against dust and splashing

📲 Display

Galaxy Watch (42mm SM-R815W)Huawei Mate 20 (128GB/4GB)
Display typeSuper AMOLEDTFT IPS LCD
Screen size1.2" inches6.53" inches
Screen-to-body ratio~24.3% (screen-to-body ratio)~88% (screen-to-body ratio)
Display resolution360x360 pixels (1:1)1080x2244 pixels (18.7:9)
TouchscreenCapacitive MultitouchCapacitive Multitouch
Pixel density (dot pitch)424 PPI381 PPI
Colors16 million16 million
Scratch-resistant glassGorilla Glass DX+Gorilla Glass 4
Refresh ratefeature not registered60Hz
Display featuresNot supportedHDR10

🤖 Operating System

Galaxy Watch (42mm SM-R815W)Huawei Mate 20 (128GB/4GB)
System versionTizen 4.0Android 9.0 Pie
Firmware updatefeature not registeredAndroid 11
User Interfacefeature not registeredEMUI 9.0 / 10 / 11

⚙️ Processor

Galaxy Watch (42mm SM-R815W)Huawei Mate 20 (128GB/4GB)
Chipset64bit: Samsung Exynos 9 Dual 9110 (10nm)64bit: HiSilicon Kirin 980 (7nm)
CPUDual-core, 1 processor:
2x 1.15GHz ARM Cortex-A53 (Dual-core)
Octa-core, 3 processors:
2x 2.6GHz ARM Cortex-A76 (Dual-core)
2x 1.92GHz ARM Cortex-A76 (Dual-core)
4x 1.8GHz ARM Cortex-A55 (Quad-core)
GPU graphical controllerARM Mali-T720 MP1ARM Mali-G76 MP10 (720MHz)
Performance (benchmark)feature not registeredAnTuTu: 273931 (v7)
Geekbench: 9793 (v4.4)
GFXBench: 28fps (ES 3.1 onscreen)

💽 Memory and storage

Galaxy Watch (42mm SM-R815W)Huawei Mate 20 (128GB/4GB)
RAM memory1.5GB LPDDR34GB LPDDR4X
Internal storage4GB (1.5GB available)
eMMC
128GB (110GB available)
UFS 2.1
External storageNot supportedUntil 256GB nano-Memory
(hybrid slot/shares the same SIM-2 slot)

📶 Mobile networks

Galaxy Watch (42mm SM-R815W)Huawei Mate 20 (128GB/4GB)
Dual-SIMNot supportedDual-SIM Standby - Call active on one sim card
(hybrid slot/shares the same nano-Memory slot)
SIM card1 slot (Single-SIM)
e-SIM (Eletronic)
2 slots (Dual-SIM)
nano-SIM (4FF)
Maximum Download / Upload10 Mbps1400/200 Mbps
Network technology3G, 4G2G, 3G, 4G
Frequency, bands Expand band details Collapse details
GSM MHz bandNot supportedQuad-Band 850/900/1800/1900
Primary 2G networkNot supportedCDMA 800, GSM 850/900/1800/1900
Primary 3G networkUMTS 850/1700/1900HMA-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
Primary 4G networkLTE (Bands 2,4,5,12,13,25,26,66)LTE Cat21 (1, 2, 3, 4, 5, 6, 7, 8, 9, 12, 17, 18, 19, 20, 26, 28)
TD-LTE (34, 38, 39, 40, 41)
VoLTE
Primary 5G networkNot supportedNot supported
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 supportedUMTS 800/850/900/1700/1900/2100
Secondary 4G networkNot supportedLTE Cat21 (1, 2, 3, 4, 5, 6, 7, 8, 9, 12, 17, 18, 19, 20, 26, 28)
TD-LTE (34, 38, 39, 40, 41)
VoLTE
Secondary data networkNot supportedGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A

📷 Camera

Galaxy Watch (42mm SM-R815W)Huawei Mate 20 (128GB/4GB)
Back camera (main camera)Not supported(triple camera)
12 megapixels
16MP ultrawide f/2.217mm
8MP telephoto f/2.452mm2x-optical-zoom
Main camera resolutionNot supported4000x3000 pixels
Video recording (primary)Not supported4K UHD (3840x2160) 30 fps
FlashNot supportedDual-LED flash
Focal aperturefeature not registeredf/1.8 (aperture)
Focal lengthfeature not registered27mm lens
Sensor sizefeature not registered1/2.3" inches
Pixel sizefeature not registeredfeature not registered
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 supportedSupported
HDRNot supportedHDR photo on both cameras
Camera extrasfeature not registered4K@30fps
1080p@30/60fps
720p@960fps (slow motion)
Leica optics

📸 Front camera

Galaxy Watch (42mm SM-R815W)Huawei Mate 20 (128GB/4GB)
Front camera (secondary)Not supported24 megapixels
Front camera resolutionNot supported5632x4224 pixels
Video recording (secondary)Not supportedFull HD (1920x1080)
Front flashNot supportedNot supported
Focal aperturefeature not registeredf/2.0 (aperture)
Focal lengthfeature not registered26mm lens
Sensor sizefeature not registered1/2.8" inches
Pixel sizefeature not registered0.9µm pixel

🔉 Sound and multimedia

Galaxy Watch (42mm SM-R815W)Huawei Mate 20 (128GB/4GB)
LoudspeakerSupportedStereo sound
32-bit/384kHz
Active noise cancellationNot supported2 microphones or more
RadioNot supportedFM
TVNot supportedNot supported
Video formatsMP4MP4, H.265, H.264, H.263, DivX, XviD, WMV
Audio formatsMP3, WAV, WMA, OGG, eAAC+MP3, WAV, WMA, eAAC+, FLAC

🔌 Connectivity

Galaxy Watch (42mm SM-R815W)Huawei Mate 20 (128GB/4GB)
USBNot supportedUSB 3.1 Type-C, USB OTG On-The-Go
Audio outputNot supported3.5mm jack
TV outputNot supportedUSB Type-C SlimPort®
Bluetooth4.2 + A2DP5.0 + A2DP/LE
WiFi802.11 b/g/n [wifi4] (2.4GHz)802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO
WiFi Direct, hotspot
DLNANot supportedSupported
GPSA-GPS, GeoTagging, GLONASSA-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS
NFCSupportedSupported
Infrared portNot supportedSupported

🧭 Sensors

Galaxy Watch (42mm SM-R815W)Huawei Mate 20 (128GB/4GB)
SensorsAccelerometer
Ambient light sensor
Barometer
Gyroscope
Heart rate
Pedometer
Accelerometer
Ambient light sensor
Barometer
Compass
Fingerprint sensor (rear-mounted)
Gyroscope
Hall effect
Proximity sensor
Vibrating alertSupportedSupported

🔋 Battery

Galaxy Watch (42mm SM-R815W)Huawei Mate 20 (128GB/4GB)
Battery typeLi-Ion: lithium-ion (Non removable)LiPo: li-ion polymer (Non removable)
Battery capacity270 mAh4000 mAh
Charger, watts3.5W (5V/0.7A) Wired charging22.5W Wired fast charging
Reverse charging by cable
Inductive / wireless chargingQi wireless chargingNot supported
Talk time autonomyfeature not registeredfeature not registered
Standby72 hours (3 days)feature not registered

➕ Other features

Galaxy Watch (42mm SM-R815W)Huawei Mate 20 (128GB/4GB)
Call controlVoice dialing, Voice recorder, Voice commandsVoice dialing, Voice recorder, Voice commands
MessagingSMS (T9), MMS, E-mail, Push mailSMS (T9), MMS, E-mail, Push mail
Hands-free callingSupportedSupported
Video callingNot supportedSupported
RingtonesPolyphonic and customizedPolyphonic and customized
Web browserNot supportedHTML, XHTML, HTML5
AntennaInternal antennaInternal antenna
Qwerty physical keyboardNot supportedNot supported
Miscellaneous• 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 Bell and Telus carriers
• Colors: Black, Midnight Blue, Twilight

☢️ Radiation rate

Galaxy Watch (42mm SM-R815W)Huawei Mate 20 (128GB/4GB)
SAR 1.6W/kg (USA, Mexico, etc.)0.961W/kg (head), 1.786W/kg (body)feature not registered
SAR 2W/kg (Europe, UK, etc.)feature not registeredfeature not registered
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