Allview V2 Viper i4G vs Kyocera Echo

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 i4G: 48.5 g lighter

    V2 Viper i4G:
    144.5 g
    Echo:
    193 g
  • Width

    Echo: 15.5 mm narrower

    V2 Viper i4G:
    72 mm
    Echo:
    56.5 mm
  • Screen diagonal

    Echo: 2 in smaller diagonal

    V2 Viper i4G:
    5.5 in
    Echo:
    3.5 in
  • Chipset

    V2 Viper i4G:
    Mediatek MT6735 (28 nm)
    Echo:
    Qualcomm QSD8650 Snapdragon S1
  • Depth

    V2 Viper i4G: 8.9 mm thinner

    V2 Viper i4G:
    8.3 mm
    Echo:
    17.2 mm
  • Height

    Echo: 28.5 mm shorter

    V2 Viper i4G:
    143.5 mm
    Echo:
    115 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 i4G

    Height:
    143.5 mm +28.5 mm versus Echo
    Width:
    72 mm +15.5 mm versus Echo
    Depth:
    8.3 mm
  2. 2. Echo

    Height:
    115 mm
    Width:
    56.5 mm
    Depth:
    17.2 mm +8.9 mm versus V2 Viper i4G

Weight

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

  1. 1. V2 Viper i4G

    144.5 g

  2. 2. Echo

    193 g

    +48.5 g versus V2 Viper i4G

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.

At least two phones need compatible screen dimensions for a drawing.

  1. 1. V2 Viper i4G

    V2 Viper i4G: Screen geometry unavailable or conflicting.

  2. 2. Echo

    Screen diagonal:
    3.5 in
    Aspect ratio (height:width):
    5:3
    Approximate rectangular screen area:
    34.9 cm²

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 i4G, Echo, compared at the same storage capacity.
StorageV2 Viper i4GEcho
16 GB 2 GB RAM Unknown
Echo: Original memory entry

1 GB · 512 MB RAM

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 i4G

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

2. Echo

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 GB (dedicated slot) · 8 GB included

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 i4G

    2300 mAh

    +930 mAh versus Echo

  2. 2. Echo

    1370 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 i4G2. Echo

Everyday essentials
Everyday essentials — specifications for V2 Viper i4G, Echo.
SpecificationV2 Viper i4GEcho
Dimensions (HxWxD)
  • 143.5 Х 72 Х 8.3 mm
  • 115 Х 56.5 Х 17.2 mm
Weight
  • 144.5 g
  • 193 g
Technology
  • IPS LCD
  • Dual TFT s
Screen size
  • 5.5" inch
  • 3.5" inch
Screen resolution
  • 720 x 1280 px
  • 480 x 800 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 16 GB
  • 2 GB RAM
  • 1 GB
  • 512 MB RAM
Memory card support
  • microSD
  • up to 256 GB
  • microSD
  • up to 32 GB (dedicated slot)
  • 8 GB included
Battery Capacity is not battery life. No endurance test is implied.
  • 2300 mAh
  • Removable Li-Ion
  • 1370 mAh
  • Removable Li-Ion
Operating system OS
  • Android 5.1 (Lollipop)
  • Android 2.2 (Froyo)
  • upgradable to 2.3 (Gingerbread)
Chipset
  • Mediatek MT6735 (28 nm)
  • Qualcomm QSD8650 Snapdragon S1
NFC
  • Super AMOLED
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for V2 Viper i4G, Echo.
SpecificationV2 Viper i4GEcho
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • Super AMOLED
  • 256K
Screen area
  • 68.9 cm2
  • 34.9 cm2
Screen format
  • 16:9 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 136 Х 66.7 Х 9.9 mm
  • 53.7%
PPI /points per inch/
  • 294 PPI
  • 267 PPI
Screen protection
  • Scratch-resistant glass
Unknown
Camera and Video
Camera and Video — specifications for V2 Viper i4G, Echo.
SpecificationV2 Viper i4GEcho
Rear camera, main
  • 8 MP
  • Single
  • 5 MP
  • Single
Camera specs
  • 8 MP
  • AF
  • 5 MP
  • AF
Functions
  • Dual-LED flash
  • HDR
  • panorama
  • LED flash
Video
  • 1080p@30fps
  • 720p
Front camera, selfie
  • 5 MP
  • Single
  • 0.3 MP
  • Single
Specifications
  • 5 MP
Unknown
Performance
Performance — specifications for V2 Viper i4G, Echo.
SpecificationV2 Viper i4GEcho
Processor CPU
  • Quad-core 1.3 GHz Cortex-A53
  • 1.0 GHz Scorpion
Graphics processor GPU
  • Mali-T720MP2
  • Adreno 200
General specs
General specs — specifications for V2 Viper i4G, Echo.
SpecificationV2 Viper i4GEcho
Release date
  • 2016
  • April
  • 2011
  • March
Colors
  • Black
  • White
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 350 EUR
Battery life
  • Stand by time- Up to 210 h Talking time- Up to 10 h
  • Stand by time- Up to 200 h Talking time- Up to 7 h
Communication and Connectivity
Communication and Connectivity — specifications for V2 Viper i4G, Echo.
SpecificationV2 Viper i4GEcho
SIM card
  • Single SIM (Micro-SIM)Dual SIM (Micro-SIM
  • dual stand-by)
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2-3G - HSDPA 900 / 1900 / 2100-4G - LTE band 1(2100)
  • 3(1800)
  • 7(2600)
  • 20(800)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500) - 5007U
  • Show all network frequencies: -2G - CDMA 800 / 1900
Speed
  • HSPA 21.1/5.76 Mbps
  • LTE Cat4 150/50 Mbps
  • EV-DO Rev.A 3.1 Mbps
GPRS
  • Class 12
  • No
Edge
  • Class 10
  • No
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi 802.11 b/g
  • hotspot (charges may apply)
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 4.0
  • A2DP
  • EDR
  • 2.1
  • A2DP
  • EDR
Harmful irradiation
  • SAR EU - 0.57 W/kg (head)
Unknown
Music and Audio
Music and Audio — specifications for V2 Viper i4G, Echo.
SpecificationV2 Viper i4GEcho
Radio
  • FM radio
  • No
Others
  • DTS sound
  • Simul-Task Mode – choose 2 of the Echo's 7 core apps and run one on each display simultaneously. -Optimized Mode – apps let the dual displays complement each other
  • like email on one and a full virtual keypad on the other. -Tablet Mode – dual displays act as a single (4.7 inches diagonally
  • 800 x 96
Other features
Other features — specifications for V2 Viper i4G, Echo.
SpecificationV2 Viper i4GEcho
Dop
  • Sensors Accelerometer
  • proximity
  • compass
  • Sensors Accelerometer
  • proximity
  • compass - MP3/WAV/AAC+ player -MP4/H.263 player -Organizer -Voice memo -Predictive text input - For Sprint Also known as Kyocera M9300