Sigma Mobile X-style Tab A83 vs ZTE Quartz
Sigma Mobile X-style Tab A83
ZTE Quartz
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 850, 1900
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3G networkHSDPA 900, 2100HSDPA 850, 1700(AWS), 1900, 2100
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HSPA speed-HSPA
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2019-12017-4
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Status2019-12017-4
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Design
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BuildPlastic, metalStainless Steel
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SIMMicro-SIMNano-SIM
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Height123 mm45.7 mm
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Width207 mm45.7 mm
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Thickness9 mm14.5 mm
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Weight360 g89 g
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Waterproof-IP67 - 1.5 m and 30 minutes
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Dust proof-IP67
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ColorsBlack, GraySilver
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Display
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Display typeIPS capacitive touchscreenAMOLED capacitive touchscreen
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Physical size8 inches1.4 inches
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Resolution1280 x 800 pixels400 x 400 pixels
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Pixel density189 ppi404 ppi
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Display colors1677721616777216
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Protection-Corning Gorilla Glass 3
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MultitouchYesYes
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Hardware
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CPUQuad-core 1.3 GHz Cortex-A7Quad-core 1.1 GHz
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ChipsetMediatek MT8321Qualcomm MSM8909W Snapdragon Wear 2100
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GPUMali-400 MP2-
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Memory RAM2 GB768 MB
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Internal storage16 GB4 GB
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Memory cardmicroSD, microSDHC, microSDXC
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Memory card max32 GB-
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OS
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OSAndroid 8.1 OreoAndroid Wear 2.0
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Main camera
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Camera typeSingle-
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Main camera5 MP
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Primary camera resolution2592 x 1944 pixels-
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Primary camera video720p@30fps-
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Primary camera flashLED flash-
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Camera featuresContinuous shooting, digital zoom, geotagging, panorama, HDR, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode-
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Selfie camera
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Selfie camera2 MP
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Selfie camera resolution1600 x 1200 pixels-
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Selfie camera video480p@30fps-
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Sound
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3.5mm jackYesNo
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LoudspeakerYesYes
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Notifications-Vibration; MP3, WAV ringtones
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EarpieceYes-
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Multimedia
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RadioFM 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 HotspotYes-
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WLAN WiFi DirectYes-
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USBmicroUSB 2.0
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USB On-The-GoYes-
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Bluetoothv4.0v4.1
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Bluetooth A2DPYes-
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bluetooth LEYesYes
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Bluetooth EDRYes-
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GPSYes, with A-GPSYes, with A-GPS
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Features
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Messaging SMS-SMS
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Messaging Email-Email
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Messaging IM-IM
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Java-No
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SensorsAccelerometer, proximity, lightAccelerometer, barometer, gyro
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Browser
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HTMLHTML5-
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Browser-No
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Battery
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Battery typeLi-PoLi-Ion
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Battery capacity4000 mAh500 mAh
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Battery removableNon-removableNon-removable
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Talk time-24 h