Allview V2 Viper i vs Lava Z25
Allview V2 Viper i
Lava Z25
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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 900, 2100
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4G network-LTE frequency band 3(1800), 5(850), 40(2300)
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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 speed-LTE
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2015-122017-3
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Status2015-122017-3
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Design
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SIMDual SIM (Micro-SIM, dual stand-by)Dual SIM (Nano-SIM/ Micro-SIM, dual stand-by)
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Height143.3 mm151.5 mm
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Width72 mm76.4 mm
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Thickness8.9 mm8.5 mm
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Weight153 g163 g
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ColorsBlack, WhiteChampagne Gold, Gray
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Display
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Display typeIPS LCD capacitive touchscreenIPS LCD capacitive touchscreen
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Physical size5.0 inches5.5 inches
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Resolution720 x 1280 pixels720 x 1280 pixels
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Pixel density294 ppi267 ppi
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Display colors1677721616777216
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Multitouch-Yes
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Hardware
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CPUQuad-core 1.3 GHz ARM Cortex-A7Octa-core 1.5 GHz ARM Cortex-A53
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ChipsetMediatek MT6580Mediatek MT6750
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GPUMali-400Mali-T860MP2
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Memory RAM1 GB4 GB
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Internal storage16 GB32 GB
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Memory cardmicroSDmicroSD(uses second SIM slot)
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Memory card max128 GB128 GB
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OS
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OSAndroid OS, v5.1 (Lollipop)Android OS, v6.0 (Marshmallow)
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Main camera
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Main camera5 MP13 MP, f/2.0
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Primary camera video720p1080p@30fps
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Primary camera Autofocusautofocus-
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Primary camera flashLED flashdual-LED flash
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Primary camera phase detection autofocus-phase detection autofocus
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Camera featuresGeo-tagging, HDR, face/smile detection, touch focus1.12 µm pixel size, 1/3" sensor size, face detection, geo-tagging, touch focus
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DxOMark photo-74
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DxOMark video-62
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DxOMark camera score-70
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Selfie camera
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Flash-LED flash
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Selfie camera2 MP8 MP, f/2.0
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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, WAV ringtones
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Multimedia
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Radio FMFM radioFM 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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USBmicroUSB 2.0microUSB 2.0
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USB On-The-Go-Yes
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Bluetoothv4.0v4.0
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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 Email-
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JavaNoNo
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SensorsAccelerometer, compass, proximityFingerprint (rear-mounted), accelerometer, proximity
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Browser
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HTMLYesHTML5
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity2000 mAh3020 mAh
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Battery removableRemovable-
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Talk time 3G8 h 20 min-
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Standby time 3G200 h-
