Allview V2 Viper S vs Lava Iris Alfa

Compare recorded specifications, size and practical differences.

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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.

  • Weight

    V2 Viper S: 16.4 g lighter

    V2 Viper S:
    141.6 g
    Iris Alfa:
    158 g
  • Width

    Iris Alfa: 3.1 mm narrower

    V2 Viper S:
    74.5 mm
    Iris Alfa:
    71.4 mm
  • Screen diagonal

    Iris Alfa: 0.5 in smaller diagonal

    V2 Viper S:
    5.5 in
    Iris Alfa:
    5 in
  • Chipset

    V2 Viper S:
    Mediatek MT6753 (28 nm)
    Iris Alfa:
    Spreadtrum 7731
  • Depth

    V2 Viper S: 1.1 mm thinner

    V2 Viper S:
    8.2 mm
    Iris Alfa:
    9.3 mm
  • Height

    Iris Alfa: 5 mm shorter

    V2 Viper S:
    146 mm
    Iris Alfa:
    141 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.

  1. 1. V2 Viper S

    Height:
    146 mm +5 mm versus Iris Alfa
    Width:
    74.5 mm +3.1 mm versus Iris Alfa
    Depth:
    8.2 mm
  2. 2. Iris Alfa

    Height:
    141 mm
    Width:
    71.4 mm
    Depth:
    9.3 mm +1.1 mm versus V2 Viper S

Weight

Bars start at zero and share a scale within this chart.

  1. 1. V2 Viper S

    141.6 g

  2. 2. Iris Alfa

    158 g

    +16.4 g versus V2 Viper S

Screen size

Approximate rectangular screens calculated from recorded diagonal and aspect ratio at one relative scale. Rounded corners and cutouts are not subtracted. These are not phone outlines or calibrated actual sizes.

  1. 1. V2 Viper S

    Screen diagonal:
    5.5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    83.4 cm²
  2. 2. Iris Alfa

    Screen diagonal:
    5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    68.9 cm²

V2 Viper S has approximately 21% more rectangular screen area than Iris Alfa.

Memory variants

Each row compares the same storage capacity. Cells show recorded RAM alternatives, not combined maxima. Not recorded does not mean unavailable in every market.

Recorded RAM for V2 Viper S, Iris Alfa, compared at the same storage capacity.
StorageV2 Viper SIris Alfa
8 GB Not recorded 1 GB RAM
32 GB 3 GB RAM Not recorded

Practical features

Explicit Yes and No values are shown directly. Qualified or regional records retain their details. Unknown means the record is missing.

1. V2 Viper S

NFC:
See details Super AMOLED
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 GB

2. Iris Alfa

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 GB

Battery capacity

Capacity is not battery life. No endurance test is implied.

Recorded battery capacity

Bars start at zero and share a scale within this chart.

  1. 1. V2 Viper S

    3000 mAh

    +800 mAh versus Iris Alfa

  2. 2. Iris Alfa

    2200 mAh

Specifications

Open a section for more detail. On narrow screens, swipe sideways or use Left/Right arrow keys while the table is focused. Unknown means missing data, not No. Recorded zero values are shown as recorded.

1. V2 Viper S2. Iris Alfa

Everyday essentials
Everyday essentials — specifications for V2 Viper S, Iris Alfa.
SpecificationV2 Viper SIris Alfa
Dimensions (HxWxD)
  • 146 Х 74.5 Х 8.2 mm
  • 141 Х 71.4 Х 9.3 mm
Weight
  • 141.6 g
  • 158 g
Technology
  • LTPS IPS LCD
  • IPS LCD
Screen size
  • 5.5" inch
  • 5" inch
Screen resolution
  • 1080 x 1920 px
  • 480 x 854 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 32 GB
  • 3 GB RAM
  • 8 GB
  • 1 GB RAM
Memory card support
  • microSD
  • up to 256 GB
  • microSD
  • up to 32 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 3000 mAh
  • Removable Li-Po
  • 2200 mAh
  • Removable Li-Po
Operating system OS
  • Android 6.0 (Marshmallow)
  • Android 4.4.2 (KitKat)
Chipset
  • Mediatek MT6753 (28 nm)
  • Spreadtrum 7731
NFC
  • Super AMOLED
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for V2 Viper S, Iris Alfa.
SpecificationV2 Viper SIris Alfa
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
Unknown
Screen area
  • 83.4 cm2
  • 68.9 cm2
Screen format
  • 16:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 76.7%
  • 68.4%
PPI /points per inch/
  • 401 PPI
  • 196 PPI
Screen protection
  • Scratch-resistant glass
Unknown
Camera and Video
Camera and Video — specifications for V2 Viper S, Iris Alfa.
SpecificationV2 Viper SIris Alfa
Rear camera, main
  • 16 MP
  • Single
  • 5 MP
  • Single
Camera specs
  • 16 MP
  • PDAF & laser AF
  • f/2.0
  • 5 MP
  • AF
Functions
  • Dual-LED flash
  • HDR
  • LED flash
Video
  • 1080p@30fps
  • 720p
Front camera, selfie
  • 5 MP
  • Single
  • 0.3 MP
  • Single
Specifications
  • 5 MP
  • VGA
Performance
Performance — specifications for V2 Viper S, Iris Alfa.
SpecificationV2 Viper SIris Alfa
Processor CPU
  • Octa-core 1.3 GHz Cortex-A53
  • Quad-core 1.2 GHz
Graphics processor GPU
  • Mali-T720MP2
  • Mali-400
General specs
General specs — specifications for V2 Viper S, Iris Alfa.
SpecificationV2 Viper SIris Alfa
Release date
  • 2016
  • October
  • 2015
  • January
Colors
  • Gray
  • Gold
  • Black
  • White
Battery life
  • Stand by time- Up to 210 h (3G) Talking time- Up to 14 h (3G)
  • Talking time- Up to 14 h 30 min (3G)
Communication and Connectivity
Communication and Connectivity — specifications for V2 Viper S, Iris Alfa.
SpecificationV2 Viper SIris Alfa
SIM card
  • Single SIM (Micro-SIM)Dual SIM (Micro-SIM
  • dual stand-by)
  • Dual SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2-3G - HSDPA 900 / 2100-4G - LTE band 1(2100)
  • 3(1800)
  • 7(2600)
  • 20(800)
  • 38(2600)
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2
Speed
  • HSPA 21.1/5.76 Mbps
  • LTE Cat4 150/50 Mbps
  • HSPA
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • Wi-Fi 802.11 b/g/n
GPS
  • Yes
  • with A-GPS
  • A-GPS
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 4.0
  • A2DP
  • EDR
  • 2.1
Music and Audio
Music and Audio — specifications for V2 Viper S, Iris Alfa.
SpecificationV2 Viper SIris Alfa
Radio
  • FM radio
  • FM radio
  • recording
Other features
Other features — specifications for V2 Viper S, Iris Alfa.
SpecificationV2 Viper SIris Alfa
Dop
  • Sensors Accelerometer
  • proximity
  • compass - Acer Liquid Zest Z525 with 3G Acer Liquid Zest 4G Z528 with 3G/LTE
  • Infrared port - Fast battery charging (Pump Express 2.0+) - For metroPCS
  • Sensors Accelerometer
  • proximity - For India