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  2. Allview V2 Viper e vs Oppo A31

Allview V2 Viper e vs Oppo A31

Compare recorded specifications, size and practical differences.

Oppo A31

Oppo A31

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      Key differences

      Calculated from recorded specifications using minimum difference thresholds. These are differences, not an overall ranking. For three phones, numeric highlights compare the two extremes.

      • WeightV2 Viper e: 46.8 g lighterV2 Viper e: 133.2 g · A31: 180 g
      • WidthV2 Viper e: 9.5 mm narrowerV2 Viper e: 66 mm · A31: 75.5 mm
      • Screen diagonalV2 Viper e: 2 in smaller diagonalV2 Viper e: 4.5 in · A31: 6.5 in
      • Rear camera layoutSingle / TripleV2 Viper e: Single · A31: Triple
      • DepthA31: 0.8 mm thinnerA31: 8.3 mm · V2 Viper e: 9.1 mm
      • HeightV2 Viper e: 31.9 mm shorterV2 Viper e: 132 mm · A31: 163.9 mm

      Physical size

      Relative size, not calibrated actual size. Front and side outlines share one scale and a bottom baseline. Generic outlines use recorded body dimensions, excluding camera bumps.

      Front
      V2 Viper e: 132 × 66 mm 1 A31: 163.9 × 75.5 mm 2
      Side
      V2 Viper e: 132 × 9.1 mm 1 A31: 163.9 × 8.3 mm 2
      1. 1. V2 Viper e
        Height
        132 mm
        Width
        66 mm
        Depth
        9.1 mm
        Weight
        133.2 g
      2. 2. A31
        Height
        163.9 mm
        Width
        75.5 mm
        Depth
        8.3 mm
        Weight
        180 g

      Specifications

      Open a section for more detail. Scroll inside a table to keep phone names visible; on narrow screens, swipe sideways or use the arrow keys while the table is focused. Unknown means missing data, not No. Recorded zero values are shown as recorded.

      Everyday essentials
      Everyday essentials
      SpecificationV2 Viper eA31
      Dimensions (HxWxD)
      • 132 Х 66 Х 9.1 mm
      • 163.9 Х 75.5 Х 8.3 mm
      Weight
      • 133.2 g
      • 180 g
      Technology
      • IPS LCD
      • IPS LCD
      Screen size
      • 4.5" inch
      • 6.5" inch
      Screen resolution
      • 480 x 854 px
      • 720 x 1600 px
      Internal memoryRecorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
      • 8 GB
      • 1 GB RAM
      • 128GB 4GB RAM
      Memory card support
      • microSD
      • up to 256 GB
      • microSDXC (dedicated slot)
      BatteryCapacity is not battery life. No endurance test is implied.
      • 1850 mAh
      • Removable Li-Ion
      • 4230 mAh
      • Non-removable Li-Po
      Operating system OS
      • Android 5.1 (Lollipop)
      • Android 9.0 (Pie); ColorOS 6.1
      Chipset
      • Mediatek MT6580 (28 nm)
      • Mediatek MT6765V/CB Helio P35 (12nm)
      NFC
      • Super AMOLED
      		 Unknown
      Headphone jack
      • Yes
      • Yes
      Display
      Display
      SpecificationV2 Viper eA31
      Touchscreen
      • capacitive touchscreen
      • capacitive touchscreen
      Display colors
      • Super AMOLED
      • 16M
      Screen area
      • 55.8 cm2
      • 102.0 cm2
      Screen format
      • 16:9 (height:width)
      • 20:9 (height:width)
      Screen to body ratio
      • 64.1%
      • 82.4%
      PPI /points per inch/
      • 218 PPI
      • 270 PPI
      Camera and Video
      Camera and Video
      SpecificationV2 Viper eA31
      Rear camera, main
      • 5 MP
      • Single
      • 12 MP
      • Triple
      Camera specs
      • 5 MP
      • AF
      • 12 MP
      • f/1.8
      • (wide)
      • PDAF -2 MP
      • f/2.4
      • 27mm (macro)
      • 1/5.0''
      • 1.75µm -2 MP
      • (depth)
      Functions
      • Dual-LED flash
      • HDR
      • panorama
      • HDR
      Video
      • 720p@30fps
      • 1080p@30fps
      Front camera, selfie
      • 2 MP
      • Single
      • 8 MP
      • Single
      Specifications
      • 2 MP
      • 8 MP
      • f/2.0
      Performance
      Performance
      SpecificationV2 Viper eA31
      Processor CPU
      • Quad-core 1.3 GHz Cortex-A7
      • Octa-core (4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53)
      Graphics processor GPU
      • Mali-400MP2 Z525 -Mali-T720MP2 Z528
      • PowerVR GE8320
      Antutu 7 scoreLegacy recorded score. Test conditions are unspecified; no new testing is implied.
      • 24156
      		 Unknown
      Antutu 8 scoreLegacy recorded score. Test conditions are unspecified; no new testing is implied. Unknown
      • 105221
      General specs
      General specs
      SpecificationV2 Viper eA31
      Release date
      • 2016
      • April
      • 2020
      • February 13
      Colors
      • Black
      • White
      • Fantasy White
      • Mystery Black
      Historical recorded priceLegacy catalogue value; date unknown. Not a current offer. Unknown
      • 180 EUR
      Battery life
      • Stand by time- Up to 185 h Talking time- Up to 10 h
      		 Unknown
      Body build Unknown
      • Glass front
      • plastic back
      • plastic frame
      Communication and Connectivity
      Communication and Connectivity
      SpecificationV2 Viper eA31
      SIM card
      • Single SIM (Micro-SIM)Dual SIM (Micro-SIM
      • dual stand-by)
      • Dual SIM (Nano-SIM
      • dual stand-by)
      Network
      • Show all network frequencies: -2G - GSM 900 / 1800 / 1900 - SIM 1 & SIM 2-3G - HSDPA 900 / 2100-4G - LTE band 1(2100)
      • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 2100 -4G - LTE (unspecified)
      Speed
      • HSPA 21.1/5.76 Mbps
      • HSPA 42.2/5.76 Mbps
      • LTE-A
      GPRS
      • Class 12
      • Yes
      Edge
      • Class 10
      • Yes
      Wi-Fi
      • Wi-Fi 802.11 b/g/n
      • Wi-Fi 802.11 a/b/g/n/ac
      • dual-band
      • Wi-Fi Direct
      • hotspot
      GPS
      • Yes
      • with A-GPS
      • Yes
      • with A-GPS
      • BDS
      USB
      • microUSB 2.0
      • microUSB 2.0
      • USB On-The-Go
      Bluetooth
      • 4.0
      • A2DP
      • EDR
      • 5.0
      • A2DP
      • LE
      Harmful irradiation
      • SAR EU - 0.46 W/kg (head)
      		 Unknown
      Music and Audio
      Music and Audio
      SpecificationV2 Viper eA31
      Radio
      • FM radio
      • FM radio
      Others
      • DTS sound
      • 480 nits typ. brightness
      Other features
      Other features
      SpecificationV2 Viper eA31
      Dop
      • Sensors Accelerometer
      • proximity
      • compass
      • Sensors Fingerprint (rear-mounted)
      • accelerometer
      • proximity
      • compass

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