Samsung Galaxy Watch 4 Classic 46mm vs ZTE Blade V20
Samsung Galaxy Watch 4 Classic 46mm
ZTE Blade V20
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 850, 900, 1800, 1900
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3G networkHSDPA 850, 900, 2100HSDPA 850, 900, 2100
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4G networkLTE frequency band 1, 3, 5, 7, 8, 20LTE frequency band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 38(2600), 34(2000), 39(1900)
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HSDPA speed-42.2 Mbps
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HSUPA speed-5.76 Mbps
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LTE speed-LTE Cat6, 301.5 Mbps download, 51 Mbps upload
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GPRS-Yes
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EDGE-Yes
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Availability
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Status2021-082019-10
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Oficially announced2021-082019-10
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Design
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BuildGlass front (Gorilla Glass DX), stainless steel frame 316L or titanium frameFront glass, plastic body
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SIMeSIMHybrid Dual SIM (Nano-SIM, dual stand-by)
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Height41.5 mm162.9 mm
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Width41.5 mm76.6 mm
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Thickness11.2 mm9 mm
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Weight46.5 g190 g
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PaymentSamsung Pay-
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WaterproofIP68, 50m-
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MIL-STD-810GYes-
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ColorsBlack, SilverTurquoise, Blue
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Display
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Display typeSuper AMOLEDIPS LCD capacitive touchscreen
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Physical size1.4 inches6.49 inches
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Resolution450 x 450 pixels720 x 1560 pixels
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Pixel density330 ppi265 ppi
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Display colors-16777216
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ProtectionCorning Gorilla Glass DX-
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Multitouch-Yes
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Display featuresRotating bezel, Always-on display-
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Hardware
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CPU-Octa-core
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CPUDual-core 1.18 GHz Cortex-A55Quad-core 2.0 GHz Cortex-A73
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CPU(second)quad-core 2.0 GHz Cortex-A53
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ChipsetExynos W920Mediatek MT6771 Helio P70
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GPUMali-G68Mali-G72 MP3
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Internal storage16 GB128 GB
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Memory RAM1.5 GB4 GB
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Memory card-microSD, microSDHC, microSDXC
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Memory card max-256 GB
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StorageeMMC-
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OS
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OSAndroid Wear OS, One UI Watch 3MiFavor 9.1 (Android 9.0 Pie)
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Main camera
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Camera type-Triple
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Primary cameraNo-
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Main camera16 MP, f/2.0
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8 MP, 12 mm
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2 MP
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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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Sound
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3.5mm jackNoYes
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LoudspeakerYesYes
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Earpiece-Yes
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Multimedia
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RadioNoFM Radio
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Connectivity
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WLANWi-Fi 802.11a, 802.11b, 802.11g, 802.11nWi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5GHz
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WLAN WiFi Hotspot-Yes
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WLAN WiFi Dual BandYesYes
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USBNoType-C 1.0 reversible connector
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USB On-The-Go-Yes
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Bluetoothv5.0v4.2
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Bluetooth A2DPA2DPYes
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bluetooth LELE-
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NFCYes-
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GPSYes, with A-GPSYes, with A-GPS
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GLONASSYes-
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GALILEOYes-
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BDSYes-
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Features
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SensorsAccelerometer, barometer, gyro, heart rateAccelerometer, compass, fingerprint, light, proximity
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Browser
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HTMLNoHTML5
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Battery
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Battery typeLi-IonLi-Po
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Battery capacity361 mAh5000 mAh
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Battery removableNon-removableNon-removable
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Fast battery charging-Yes
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Wireless chargingQi-
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Cost
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Price440 USD150 USD
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Selfie camera
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Selfie camera8 MP
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Selfie camera resolution-3264 x 2448 pixels
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Selfie camera video-1080p@30fps
