Allview V2 Viper X+ vs ZTE V81
Allview V2 Viper X+
ZTE V81
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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 900, 1900, 2100HSDPA 850, 900, 1900, 2100
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HSDPA speed21.1 Mbps-
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HSUPA speed5.76 Mbps-
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HSPA speed-HSPA
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LTE speedLTE, Cat4, 150 Mbps download, 50 Mbps upload-
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2015-102013-1
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Status2015-10
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Design
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SIMDual SIM (Micro-SIM, dual stand-by)Mini-SIM
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Height154 mm200 mm
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Width77 mm156 mm
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Thickness7.2 mm11.1 mm
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Weight155.3 g
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ColorsDark blue, Golden pearlBlack
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Display
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Display typeAMOLED capacitive touchscreenTFT capacitive touchscreen
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Physical size5.5 inches8.0 inches
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Resolution720 x 1280 pixels768 x 1024 pixels
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Pixel density267 ppi160 ppi
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Display colors1677721616777216
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Hardware
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CPUOcta-core 1.3 GHz ARM Cortex-A53Dual-core 1.4 GHz Krait
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ChipsetMediatek MT6753Qualcomm MSM8960 Snapdragon
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GPUMali-T720Adreno 225
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Memory RAM3 GB1 GB
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Internal storage16 GB4 GB
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Memory cardmicroSDmicroSD
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Memory card max128 GB32 GB
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OS
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OSAndroid OS, v5.1 (Lollipop)Android OS, v4.1 (Jelly Bean)
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Main camera
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Main camera13 MP, f/2.02 MP
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Primary camera resolution-1600 x 1200 pixels
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Primary camera video1080p@30fpsvideo
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Primary camera Autofocusautofocus-
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Primary camera flashLED flash-
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Camera featuresGeo-tagging, HDR, face/smile detection, touch focus-
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Selfie camera
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Secondary camera-VGA camera
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Selfie camera5 MP
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Sound
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3.5mm jackYesYes
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LoudspeakerYesYes
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NotificationsVibration; MP3, WAV ringtonesVibration, MP3 ringtones
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Multimedia
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Radio-No
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Radio FMFM radio-
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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 HotspotYesYes
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WLAN WiFi DirectYes-
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USBType-C reversible connectormicroUSB 2.0
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Bluetoothv4.0v2.1
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Bluetooth A2DPYes-
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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 SMSSMS(threaded view)SMS(threaded view)
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Messaging MMSMMSMMS
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Messaging EmailEmailEmail
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Messaging IMIMIM
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Messaging Push EmailPush EmailPush Mail
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JavaNoYes, via Java MIDP emulator
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SensorsAccelerometer, compass, proximity-
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Browser
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HTMLHTML5HTML5
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Battery
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Battery typeLi-PoLi-Ion
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Battery capacity3150 mAh3700 mAh
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Battery removableRemovableNon-removable
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Talk time--
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Talk time 3G13 h 40 min-
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Standby time--
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Standby time 3G393 h-