Huawei Watch 2 2018 vs Samsung Galaxy A21
Huawei Watch 2 2018
Samsung Galaxy A21
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Network
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2G networkGSM 900, 1800GSM 850, 900, 1800, 1900; CDMA 800, 1900
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3G networkHSDPA 900, 1900, 2100HSDPA 850, 900, 1700(AWS), 1900, 2100 - USA; CDMA2000 1xEV-DO
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4G networkLTE frequency band 1(2100), 3(1800), 7(2600), 8(900), 39(1900), 41(2500)LTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 25, 26, 28, 38, 39, 40, 41, 66, 71 - USA
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HSDPA speed-42.2 Mbps
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HSUPA speed-5.76 Mbps
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HSPA speedHSPA-
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LTE speedLTELTE, Cat4, 151 Mbps download, 51 Mbps upload
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2018-52020-04
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Status2018-52020-06
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Design
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Build-Glass front, plastic back, plastic frame
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SIMNano-SIM or e-SIM or SIM-lessSingle SIM (Nano-SIM) or Dual SIM (Nano-SIM, dual stand-by)
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Height48.9 mm167.8 mm
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Width45 mm76.7 mm
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Thickness12.6 mm8.1 mm
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Weight57 g193 g
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WaterproofIP68, 1.5m and 30 minutes-
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Dust proofIP68-
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ColorsCarbon Black, Concrete Grey, Dynamic OrangeBlack
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Display
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Display typeAMOLED capacitive touchscreenIPS LCD capacitive touchscreen
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Physical size1.2 inches6.5 inches
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Resolution390 x 390 pixels720 x 1600 pixels
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Pixel density326 ppi270 ppi
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Display colors1677721616777216
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ProtectionCorning Gorilla Glass-
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MultitouchYes-
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Hardware
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CPU-Octa-core
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CPUQuad-core 1.1 GHz ARM Cortex-A7Quad-core 2.3 GHz Cortex-A53
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CPU(second)quad-core 1.8 GHz Cortex-A53
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ChipsetQualcomm MSM8909W Snapdragon Wear 2100MediaTek Helio P35
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GPUAdreno 304PowerVR GE8320
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Memory RAM768 MB3 GB
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Internal storage4 GB32 GB
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Memory cardmicroSD, microSDHC, microSDXC
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Memory card max-512 GB
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Storage-eMMC 5.1
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OS
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OSAndroid Wear OS 2.0One UI 2.0(Android 10)
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Sound
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3.5mm jackNoYes
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LoudspeakerYesYes
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NotificationsVibration; MP3, WAV ringtones-
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Earpiece-Yes
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Multimedia
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RadioNo-
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Connectivity
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WLANWi-Fi 802.11b, 802.11g, 802.11nWi-Fi 802.11b, 802.11g, 802.11n
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WLAN WiFi Hotspot-Yes
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WLAN WiFi Direct-Yes
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WLAN WiFi Dual Band-Yes
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USBType-C 1.0 reversible connector
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Bluetoothv4.1v5.0
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Bluetooth A2DP-Yes
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bluetooth LEYesYes
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Bluetooth EDRYes-
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NFCYesYes (market dependent)
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GPSYes, with A-GPSYes, with A-GPS
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GLONASSYesYes
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Beidou-Yes
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Features
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Messaging SMSSMS-
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Messaging EmailEmail-
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Messaging IMIM-
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SensorsAccelerometer, barometer, compass, gyro, heart rateAccelerometer, compass, fingerprint, gyroscope, proximity
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Browser
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HTML-HTML5
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BrowserNo-
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Battery
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Battery typeLi-IonLi-Po
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Battery capacity420 mAh4000 mAh
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Battery removableNon-removableNon-removable
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Fast battery chargingYesYes
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Standby time48 h-
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Main camera
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Camera type-Quad
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Main camera16 MP, f/1.8 , 1/3.06" , 1.0 µm
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8 MP, f/2.2 , 1/4.0" , 1.12 µm
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2 MP, f/2.4
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2 MP, f/2.4
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Primary camera resolution-4608 x 3456 pixels
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Primary camera video-1080p@30fps
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Primary camera flash-LED flash
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Camera features-Autofocus, continuous shooting, digital zoom, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode
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Selfie camera
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Selfie camera13 MP, f/2.0
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Selfie camera resolution-4160 x 3120 pixels
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Selfie camera video-1080p@30fps
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Cost
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Price-140 USD