Allview V3 Viper vs LG Fathom VS750

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

    V3 Viper: 8.4 g lighter

    V3 Viper:
    143.6 g
    Fathom VS750:
    152 g
  • Width

    Fathom VS750: 15.8 mm narrower

    V3 Viper:
    71.8 mm
    Fathom VS750:
    56 mm
  • Screen diagonal

    Fathom VS750: 2.3 in smaller diagonal

    V3 Viper:
    5.5 in
    Fathom VS750:
    3.2 in
  • Chipset

    V3 Viper:
    Mediatek MT6737 (28 nm)
    Fathom VS750:
    Qualcomm QSD8250 Snapdragon S1
  • Depth

    V3 Viper: 8.9 mm thinner

    V3 Viper:
    8.1 mm
    Fathom VS750:
    17 mm
  • Height

    Fathom VS750: 33.3 mm shorter

    V3 Viper:
    148.3 mm
    Fathom VS750:
    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. V3 Viper

    Height:
    148.3 mm +33.3 mm versus Fathom VS750
    Width:
    71.8 mm +15.8 mm versus Fathom VS750
    Depth:
    8.1 mm
  2. 2. Fathom VS750

    Height:
    115 mm
    Width:
    56 mm
    Depth:
    17 mm +8.9 mm versus V3 Viper

Weight

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

  1. 1. V3 Viper

    143.6 g

  2. 2. Fathom VS750

    152 g

    +8.4 g versus V3 Viper

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. V3 Viper

    Screen diagonal:
    5.5 in
    Aspect ratio (height:width):
    18:9
    Approximate rectangular screen area:
    78.1 cm²
  2. 2. Fathom VS750

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

V3 Viper has approximately 167.8% more rectangular screen area than Fathom VS750.

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 V3 Viper, Fathom VS750, compared at the same storage capacity.
StorageV3 ViperFathom VS750
32 GB 3 GB RAM Unknown
Fathom VS750: Original memory entry

256 MB RAM · 512 MB ROM

Practical features

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

1. V3 Viper

NFC:
See details Super AMOLED
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 GB (uses SIM 2 slot)

2. Fathom VS750

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 16 GB (dedicated slot)

Battery capacity

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

At least two unambiguous positive capacity values are needed for a chart. Original entries remain in the specifications.

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. V3 Viper2. Fathom VS750

Everyday essentials
Everyday essentials — specifications for V3 Viper, Fathom VS750.
SpecificationV3 ViperFathom VS750
Dimensions (HxWxD)
  • 148.3 Х 71.8 Х 8.1 mm
  • 115 Х 56 Х 17 mm
Weight
  • 143.6 g
  • 152 g
Technology
  • IPS LCD
  • TFT
Screen size
  • 5.5" inch
  • 3.2" inch
Screen resolution
  • 720 x 1440 px
  • 480 x 800 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 32 GB
  • 3 GB RAM
  • 256 MB RAM
  • 512 MB ROM
Memory card support
  • microSD
  • up to 256 GB (uses SIM 2 slot)
  • microSD
  • up to 16 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 3000 mAh
  • Non-removable Li-Po
  • 0 mAh,
Operating system OS
  • Android 8.0 (Oreo)
  • Microsoft Windows Mobile 6.5 Professional
Chipset
  • Mediatek MT6737 (28 nm)
  • Qualcomm QSD8250 Snapdragon S1
NFC
  • Super AMOLED
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for V3 Viper, Fathom VS750.
SpecificationV3 ViperFathom VS750
Touchscreen
  • capacitive touchscreen
  • resistive touchscreen
Display colors
  • 16M
  • 256K
Screen area
  • 78.1 cm2
  • 29.1 cm2
Screen format
  • 18:9 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 143.3 Х 73.3 Х 9.2 mm
  • 45.3%
PPI /points per inch/
  • 293 PPI
  • 292 PPI
Screen protection
  • Corning Gorilla Glass 3
Unknown
Camera and Video
Camera and Video — specifications for V3 Viper, Fathom VS750.
SpecificationV3 ViperFathom VS750
Rear camera, main
  • 13 MP
  • Single
  • 3.15 MP
  • Single
Camera specs
  • 13 MP
  • AF
  • 3.15 MP
  • AF
Functions
  • Dual-LED flash
Unknown
Video
  • 1080p@30fps
  • 480p@30fps
Front camera, selfie
  • 13 MP
  • Single
  • 0 MP,
Specifications
  • 13 MP
  • No
Performance

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

Performance — specifications for V3 Viper, Fathom VS750.
SpecificationV3 ViperFathom VS750
Processor CPU
  • Quad-core 1.3 GHz Cortex-A53
  • 1.0 GHz Scorpion
Graphics processor GPU
  • Mali-T720MP2
  • Adreno 200
Antutu 7 score *
  • 30202
Unknown
General specs
General specs — specifications for V3 Viper, Fathom VS750.
SpecificationV3 ViperFathom VS750
Release date
  • 2018
  • January
  • 2010
  • May. Released 2010
  • June
Colors
  • Black
  • Sandy Silver
  • Gold
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 220 EUR
  • 40 EUR
Battery life Unknown
  • Stand by time- Up to 475 h Talking time- Up to 7 h
Communication and Connectivity
Communication and Connectivity — specifications for V3 Viper, Fathom VS750.
SpecificationV3 ViperFathom VS750
SIM card
  • Hybrid Dual SIM (Micro-SIM/Nano-SIM
  • dual stand-by)
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2-3G - HSDPA 850 / 900 / 1900 / 2100-4G - LTE band 1(2100)
  • 3(1800)
  • 5(850)
  • 8(900)
  • 20(800)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 CDMA 800 / 1900
Speed
  • HSPA 21.1/5.76 Mbps
  • LTE Cat4 150/50 Mbps
  • HSPA 7.2/0.384 Mbps
GPRS
  • Yes
  • Class 10
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • Wi-Fi Direct
  • Wi-Fi 802.11 b/g/n
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • Android 4.4.2 (KitKat)
  • A2DP
  • Super AMOLED
  • 2.1
  • A2DP
Harmful irradiation
  • SAR EU - 1.26 W/kg (head)
  • SAR - 0.77 W/kg (head) 1.15 W/kg (body)
Music and Audio
Music and Audio — specifications for V3 Viper, Fathom VS750.
SpecificationV3 ViperFathom VS750
Radio
  • FM radio
  • No
Other features
Other features — specifications for V3 Viper, Fathom VS750.
SpecificationV3 ViperFathom VS750
Dop
  • Sensors Fingerprint (rear-mounted)
  • Sensors Accelerometer
  • proximity
  • compass - Acer Liquid Zest Z525 with 3G Acer Liquid Zest 4G Z528 with 3G/LTE
  • Infrared port - For Europe
  • MP3/WAV/eAAC+/WMA player -MP4/H.264 player -Document viewer/editor -Organizer -Voice memo/dial/commands -Predictive text input For Verizon Wireless Also known as LG VS750