Allview V4 Viper Pro 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

    Iris Alfa: 33.6 g lighter

    V4 Viper Pro:
    191.6 g
    Iris Alfa:
    158 g
  • Width

    Iris Alfa: 10.6 mm narrower

    V4 Viper Pro:
    82 mm
    Iris Alfa:
    71.4 mm
  • Screen diagonal

    Iris Alfa: 1.8 in smaller diagonal

    V4 Viper Pro:
    6.8 in
    Iris Alfa:
    5 in
  • Chipset

    V4 Viper Pro:
    Mediatek MT6739 (28 nm)
    Iris Alfa:
    Spreadtrum 7731
  • Depth

    V4 Viper Pro: 0.5 mm thinner

    V4 Viper Pro:
    8.8 mm
    Iris Alfa:
    9.3 mm
  • Height

    Iris Alfa: 30 mm shorter

    V4 Viper Pro:
    171 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. V4 Viper Pro

    Height:
    171 mm +30 mm versus Iris Alfa
    Width:
    82 mm +10.6 mm versus Iris Alfa
    Depth:
    8.8 mm
  2. 2. Iris Alfa

    Height:
    141 mm
    Width:
    71.4 mm
    Depth:
    9.3 mm +0.5 mm versus V4 Viper Pro

Weight

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

  1. 1. V4 Viper Pro

    191.6 g

    +33.6 g versus Iris Alfa

  2. 2. Iris Alfa

    158 g

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. V4 Viper Pro

    Screen diagonal:
    6.8 in
    Aspect ratio (height:width):
    19:9
    Approximate rectangular screen area:
    115.4 cm²
  2. 2. Iris Alfa

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

V4 Viper Pro has approximately 67.5% 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 V4 Viper Pro, Iris Alfa, compared at the same storage capacity.
StorageV4 Viper ProIris Alfa
8 GB Not recorded 1 GB RAM
32 GB 2 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. V4 Viper Pro

NFC:
See details Super AMOLED
Headphone jack:
Yes
Memory card support:
See details microSD · up to 128 GB (uses shared SIM slot)

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. V4 Viper Pro

    3500 mAh

    +1300 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. V4 Viper Pro2. Iris Alfa

Everyday essentials
Everyday essentials — specifications for V4 Viper Pro, Iris Alfa.
SpecificationV4 Viper ProIris Alfa
Dimensions (HxWxD)
  • 171 Х 82 Х 8.8 mm
  • 141 Х 71.4 Х 9.3 mm
Weight
  • 191.6 g
  • 158 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 6.8" inch
  • 5" inch
Screen resolution
  • 640 x 1352 px
  • 480 x 854 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 32GB 2GB RAM
  • 8 GB
  • 1 GB RAM
Memory card support
  • microSD
  • up to 128 GB (uses shared SIM slot)
  • microSD
  • up to 32 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 3500 mAh
  • Non-removable Li-Po
  • 2200 mAh
  • Removable Li-Po
Operating system OS
  • Android 9.0 (Pie)
  • Android 4.4.2 (KitKat)
Chipset
  • Mediatek MT6739 (28 nm)
  • Spreadtrum 7731
NFC
  • Super AMOLED
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for V4 Viper Pro, Iris Alfa.
SpecificationV4 Viper ProIris Alfa
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
Unknown
Screen area
  • 115.4 cm2
  • 68.9 cm2
Screen format
  • 19:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 82.3%
  • 68.4%
PPI /points per inch/
  • 220 PPI
  • 196 PPI
Camera and Video
Camera and Video — specifications for V4 Viper Pro, Iris Alfa.
SpecificationV4 Viper ProIris Alfa
Rear camera, main
  • 13 MP
  • Dual-LED flash
  • 5 MP
  • Single
Camera specs
  • 13 MP
  • AF -0.3 MP
  • (ultrawide/depth sensor)
  • 5 MP
  • AF
Functions
  • Dual-LED flash
  • LED flash
Video
  • 1080p@30fps
  • 720p
Front camera, selfie
  • 8 MP
  • Single
  • 0.3 MP
  • Single
Specifications
  • 8 MP
  • VGA
Performance
Performance — specifications for V4 Viper Pro, Iris Alfa.
SpecificationV4 Viper ProIris Alfa
Processor CPU
  • Quad-core 1.3 GHz Cortex-A53
  • Quad-core 1.2 GHz
Graphics processor GPU
  • PowerVR GE8100
  • Mali-400
General specs
General specs — specifications for V4 Viper Pro, Iris Alfa.
SpecificationV4 Viper ProIris Alfa
Release date
  • 2020
  • January
  • 2015
  • January
Colors
  • Dark Grey
  • Black
  • White
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 170 EUR
Unknown
Battery life Unknown
  • Talking time- Up to 14 h 30 min (3G)
Communication and Connectivity
Communication and Connectivity — specifications for V4 Viper Pro, Iris Alfa.
SpecificationV4 Viper ProIris Alfa
SIM card
  • Dual SIM (Nano-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
  • GLONASS
  • A-GPS
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 4.0
  • A2DP
  • 2.1
Harmful irradiation
  • SAR EU - 1.20 W/kg (head)
Unknown
Music and Audio
Music and Audio — specifications for V4 Viper Pro, Iris Alfa.
SpecificationV4 Viper ProIris Alfa
Radio
  • FM radio
  • FM radio
  • recording
Other features
Other features — specifications for V4 Viper Pro, Iris Alfa.
SpecificationV4 Viper ProIris Alfa
Dop
  • Sensors Fingerprint (rear-mounted)
  • Sensors Accelerometer
  • proximity - Battery charging 10W - For Europe
  • Sensors Accelerometer
  • proximity - For India