Apple Watch Series 3 Aluminum vs ZTE nubia Z20
Apple Watch Series 3 Aluminum
ZTE nubia Z20
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 850, 900, 1800, 1900; CDMA 800 & TD-SCDMA
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3G networkHSDPA 850, 900, 2100, 800 - Europe, Australia; HSDPA 850, 1700(AWS), 1900, 800 - USA, LATAM, Canada; HSDPA 2100 - ChinaHSDPA 850, 900, 1900, 2100; CDMA2000 1xEV-DO
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4G networkLTE frequency band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 18(800), 19(800), 20(800), 26(850) - Europe, Australia; LTE frequency band 2(1900), 4(1700/2100), 5(850), 12(700), 13(700), 17(700), 18(800), 19(800), 25(1900), 26(850), 41(2500) - USA, LATAM, Canada; LTE frequency band 1(2100), 3(1800), 39(1900), 40(2300), 41(2500) - ChinaLTE frequency band 1(2100), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 20(800), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500)
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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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EV-DO speed-3.1 Mbps download, 1.8 Mbps upload
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LTE speedLTELTE Cat 18, 1.2 Gbps download, 221 Mbps upload
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GPRSYesYes
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EDGEYesYes
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Availability
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Status2017-92019-8
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Oficially announced2017-92019-8
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Design
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BuildAluminum/Ceramic backAluminium alloy, glass
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SIMElectronic SIM card (Apple e-SIM)Dual SIM (Nano-SIM, dual stand-by)
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Height42.5 mm158.6 mm
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Width36.4 mm75.2 mm
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Thickness11.4 mm9.2 mm
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Weight34.9 g186 g
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Waterproof50m-
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ColorsGold, Silver, Space GrayBlack, Blue, Red
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Display
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Display typeAMOLED capacitive touchscreenAMOLED
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Physical size1.65 inches6.42 inches
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Resolution390 x 312 pixels1080 x 2340 pixels
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Pixel density303 ppi401 ppi
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Display colors1677721616777216
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ProtectionIon-X strengthened glassScratch resistant, Corning Gorilla Glass
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MultitouchYesYes
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Display features3D Touch display, 1000 nitsAlways-on display, DC dimming, HDR10
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Additional display-AMOLED
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Resolution of additional display-720 x 1520 pixels
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Size of additional display-5.1 inches
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Hardware
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CPU-Octa-core
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CPUDual-coreSingle-core 2.96 GHz Kryo 485
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CPU(second)Triple-core 2.42 GHz Kryo 485
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CPU(third)Quad-core 1.8 GHz Kryo 485
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ChipsetApple S3Qualcomm SDM855 Snapdragon 855+
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GPUPowerVRAdreno 640
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Internal storage8, 16 GB128, 512 GB
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Memory RAM768 MB6, 8 GB
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Memory cardNo
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OS
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OSwatchOS 4.0Android 9.0 Pie; nubia 7.0
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Sound
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3.5mm jackNoNo
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LoudspeakerYesYes
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NotificationsVibration; Ringtones-
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Earpiece-Yes
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Multimedia
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RadioNoNo
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Connectivity
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WLANWi-Fi 802.11b, 802.11g, 802.11nWi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5Ghz, 802.11ac
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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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USB On-The-Go-Yes
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Bluetoothv4.2v5.0
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Bluetooth A2DPYesYes
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bluetooth LEYesYes
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Infrared-Yes
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NFCYes-
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GPSYes, with A-GPSYes, with A-GPS
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GLONASSYesYes
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GALILEO-Yes
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Beidou-Yes
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Features
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Messaging SMSSMS(threaded view)-
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Messaging EmailEmail-
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Messaging IMIM-
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Messaging Push MailPush Mail-
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JavaNo-
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SensorsAccelerometer, barometer, gyro, heart rateAccelerometer, compass, fingerprint, gyroscope, light, 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 capacity273 mAh4000 mAh
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Battery removableNon-removableNon-removable
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Fast battery charging-Yes
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Standby time18 h-
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Main camera
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Camera type-Triple
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Main camera48 MP, f/1.7 , 26 mm, 1/2" , 0.8 µm, 3x optical zoom
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8 MP
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16 MP, 12 mm
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Primary camera resolution-8000 x 6000 pixels
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Primary camera video-4320@15fps, 2160p@30/60fps, 1080p@30/60fps, 720p@1920fps
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Primary camera flash-dual-LED dual-tone flash
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Camera features-Autofocus, continuous shooting, digital zoom, digital image stabilization, optical image stabilization, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, macro-mode
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Cost
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Price-500 USD
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