Allview V4 Viper Pro vs Amazon Fire Phone

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

    Fire Phone: 31.6 g lighter

    V4 Viper Pro:
    191.6 g
    Fire Phone:
    160 g
  • Width

    Fire Phone: 15.5 mm narrower

    V4 Viper Pro:
    82 mm
    Fire Phone:
    66.5 mm
  • Screen diagonal

    Fire Phone: 2.1 in smaller diagonal

    V4 Viper Pro:
    6.8 in
    Fire Phone:
    4.7 in
  • Chipset

    V4 Viper Pro:
    Mediatek MT6739 (28 nm)
    Fire Phone:
    Qualcomm Snapdragon 800 (28 nm)
  • Height

    Fire Phone: 31.8 mm shorter

    V4 Viper Pro:
    171 mm
    Fire Phone:
    139.2 mm
  • Release year

    V4 Viper Pro:
    2020
    Fire Phone:
    2014

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 +31.8 mm versus Fire Phone
    Width:
    82 mm +15.5 mm versus Fire Phone
    Depth:
    8.8 mm
  2. 2. Fire Phone

    Height:
    139.2 mm
    Width:
    66.5 mm
    Depth:
    8.9 mm

Weight

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

  1. 1. V4 Viper Pro

    191.6 g

    +31.6 g versus Fire Phone

  2. 2. Fire Phone

    160 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. Fire Phone

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

V4 Viper Pro has approximately 89.5% more rectangular screen area than Fire Phone.

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, Fire Phone, compared at the same storage capacity.
StorageV4 Viper ProFire Phone
32 GB Recorded for all phones 2 GB RAM 2 GB RAM
64 GB Not recorded 2 GB 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. 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. Fire Phone

NFC:
Yes
Headphone jack:
Yes
Memory card support:
See details panorama

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

    +1100 mAh versus Fire Phone

  2. 2. Fire Phone

    2400 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. Fire Phone

Everyday essentials
Everyday essentials — specifications for V4 Viper Pro, Fire Phone.
SpecificationV4 Viper ProFire Phone
Dimensions (HxWxD)
  • 171 Х 82 Х 8.8 mm
  • 139.2 Х 66.5 Х 8.9 mm
Weight
  • 191.6 g
  • 160 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 6.8" inch
  • 4.7" inch
Screen resolution
  • 640 x 1352 px
  • 720 x 1280 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 32GB 2GB RAM
  • 32/64 GB
  • 2 GB RAM
Memory card support
  • microSD
  • up to 128 GB (uses shared SIM slot)
  • panorama
Battery Capacity is not battery life. No endurance test is implied.
  • 3500 mAh
  • Non-removable Li-Po
  • 2400 mAh
  • Non-removable Li-Ion
Operating system OS
  • Android 9.0 (Pie)
  • Amazon Fire 3.5 (Android based)
  • upgradable to 3.6.5
Chipset
  • Mediatek MT6739 (28 nm)
  • Qualcomm Snapdragon 800 (28 nm)
NFC
  • Super AMOLED
  • Yes
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for V4 Viper Pro, Fire Phone.
SpecificationV4 Viper ProFire Phone
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 115.4 cm2
  • 60.9 cm2
Screen format
  • 19:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 82.3%
  • 65.8%
PPI /points per inch/
  • 220 PPI
  • 312 PPI
Screen protection Unknown
  • Corning Gorilla Glass 3 (front and back)
Camera and Video
Camera and Video — specifications for V4 Viper Pro, Fire Phone.
SpecificationV4 Viper ProFire Phone
Rear camera, main
  • 13 MP
  • Dual-LED flash
  • 13 MP
  • Single
Camera specs
  • 13 MP
  • AF -0.3 MP
  • (ultrawide/depth sensor)
  • 13 MP
  • DTS HD sound -Active noise cancellation with dedicated mic
  • AF
Functions
  • Dual-LED flash
  • Dual-LED flash
  • HDR
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 8 MP
  • Single
  • 2.1 MP
  • Single
Specifications
  • 8 MP
  • 2.1 MP
Performance

Scores marked * are historical catalogue entries. Test conditions are unspecified; no new testing is implied.

Performance — specifications for V4 Viper Pro, Fire Phone.
SpecificationV4 Viper ProFire Phone
Processor CPU
  • Quad-core 1.3 GHz Cortex-A53
  • Quad-core 2.2 GHz Krait 400
Graphics processor GPU
  • PowerVR GE8100
  • Adreno 330
Antutu 7 score * Unknown
  • 137456
GeekBench 4 Single Core * Unknown
  • 17458
GeekBench 4 Multi-Core * Unknown
  • 2125
General specs
General specs — specifications for V4 Viper Pro, Fire Phone.
SpecificationV4 Viper ProFire Phone
Release date
  • 2020
  • January
  • 2014
  • June
Colors
  • Dark Grey
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 170 EUR
  • 160 EUR
Battery life Unknown
  • Stand by time- Up to 285 h Talking time- Up to 22 h Music play - Up to 65 h
Communication and Connectivity
Communication and Connectivity — specifications for V4 Viper Pro, Fire Phone.
SpecificationV4 Viper ProFire Phone
SIM card
  • Dual SIM (Nano-SIM
  • dual stand-by)
  • Dual SIM (Nano-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 850 / 900 / 1800 / 1900-3G - HSDPA 850 / 900 / 1700 / 1900 / 2100-4G - LTE band 1(2100)
  • 20(800) LTE band 2(1900)
  • 3(1800)
  • 4(1700/2100)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 17(700)
  • 20(800)
Speed
  • HSPA 21.1/5.76 Mbps
  • LTE Cat4 150/50 Mbps
  • HSPA 42.2/5.76 Mbps
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2-3G - HSDPA 900 / 2100-4G - LTE
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • Yes
  • with A-GPS
  • GLONASS
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 4.0
  • A2DP
  • 3.0
Harmful irradiation
  • SAR EU - 1.20 W/kg (head)
Unknown
Music and Audio
Music and Audio — specifications for V4 Viper Pro, Fire Phone.
SpecificationV4 Viper ProFire Phone
Radio
  • FM radio
  • panorama
Others Unknown
  • 3D Dynamic Perspective UI (based on 4 front cameras) -System wide tilt
  • auto-scroll
  • swivel
  • and peek functions
  • Dolby Digital Plus audio enhancement -Active noise cancellation with dedicated mic
Other features
Other features — specifications for V4 Viper Pro, Fire Phone.
SpecificationV4 Viper ProFire Phone
Dop
  • Sensors Fingerprint (rear-mounted)
  • Sensors Accelerometer
  • proximity - Battery charging 10W - For Europe
  • Sensors Accelerometer
  • gyro
  • proximity
  • compass
  • barometer - Firefly technology