Allview Viper E vs LG Optimus GJ E975W

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

    Viper E: 18.7 g lighter

    Viper E:
    122.5 g
    Optimus GJ E975W:
    141.2 g
  • Width

    Viper E: 3.9 mm narrower

    Viper E:
    65 mm
    Optimus GJ E975W:
    68.9 mm
  • Screen diagonal

    Viper E: 0.2 in smaller diagonal

    Viper E:
    4.5 in
    Optimus GJ E975W:
    4.7 in
  • Chipset

    Viper E:
    Mediatek MT6582 (28 nm)
    Optimus GJ E975W:
    Qualcomm APQ8064 Snapdragon S4 Pro
  • Depth

    Viper E: 1.6 mm thinner

    Viper E:
    7.8 mm
    Optimus GJ E975W:
    9.4 mm
  • Height

    Viper E: 5.9 mm shorter

    Viper E:
    131 mm
    Optimus GJ E975W:
    136.9 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. Viper E

    Height:
    131 mm
    Width:
    65 mm
    Depth:
    7.8 mm
  2. 2. Optimus GJ E975W

    Height:
    136.9 mm +5.9 mm versus Viper E
    Width:
    68.9 mm +3.9 mm versus Viper E
    Depth:
    9.4 mm +1.6 mm versus Viper E

Weight

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

  1. 1. Viper E

    122.5 g

  2. 2. Optimus GJ E975W

    141.2 g

    +18.7 g versus Viper E

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. Viper E

    Screen diagonal:
    4.5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    55.8 cm²
  2. 2. Optimus GJ E975W

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

Optimus GJ E975W has approximately 9.1% more rectangular screen area than Viper E.

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 Viper E, Optimus GJ E975W, compared at the same storage capacity.
StorageViper EOptimus GJ E975W
8 GB 1 GB RAM Not recorded
16 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. Viper E

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

2. Optimus GJ E975W

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 64 GB (dedicated slot)

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. Viper E

    1800 mAh

  2. 2. Optimus GJ E975W

    2280 mAh

    +480 mAh versus Viper E

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. Viper E2. Optimus GJ E975W

Everyday essentials
Everyday essentials — specifications for Viper E, Optimus GJ E975W.
SpecificationViper EOptimus GJ E975W
Dimensions (HxWxD)
  • 131 Х 65 Х 7.8 mm
  • 136.9 Х 68.9 Х 9.4 mm
Weight
  • 122.5 g
  • 141.2 g
Technology
  • IPS LCD
  • True HD-IPS + LCD
Screen size
  • 4.5" inch
  • 4.7" inch
Screen resolution
  • 480 x 854 px
  • 720 x 1280 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 8 GB
  • 1 GB RAM
  • 16 GB
  • 2 GB RAM
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • microSD
  • up to 64 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1800 mAh
  • Removable Li-Ion
  • 2280 mAh
  • Removable Li-Ion
Operating system OS
  • Android 5.0 (Lollipop)
  • Android 4.1.2 (Jelly Bean)
Chipset
  • Mediatek MT6582 (28 nm)
  • Qualcomm APQ8064 Snapdragon S4 Pro
NFC
  • Super AMOLED
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Viper E, Optimus GJ E975W.
SpecificationViper EOptimus GJ E975W
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • Super AMOLED
  • 16M
Screen area
  • 55.8 cm2
  • 60.9 cm2
Screen format
  • 16:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 127.3 Х 65.5 Х 10 mm
  • 64.6%
PPI /points per inch/
  • 218 PPI
  • 312 PPI
Screen protection
  • Asahi Dragontrail Glass
Unknown
Camera and Video
Camera and Video — specifications for Viper E, Optimus GJ E975W.
SpecificationViper EOptimus GJ E975W
Rear camera, main
  • 8 MP
  • Single
  • 13 MP
  • Single
Camera specs
  • 8 MP
  • AF
  • 13 MP
  • AF
Functions
  • Dual-LED flash
  • HDR
  • LED flash
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 2 MP
  • Single
  • 1.3 MP
  • Single
Specifications
  • 2 MP
  • 1.3 MP
Performance
Performance — specifications for Viper E, Optimus GJ E975W.
SpecificationViper EOptimus GJ E975W
Processor CPU
  • Quad-core 1.3 GHz Cortex-A7
  • Quad-core 1.5 GHz Krait
Graphics processor GPU
  • Mali-400MP2 Z525 -Mali-T720MP2 Z528
  • Adreno 320
General specs
General specs — specifications for Viper E, Optimus GJ E975W.
SpecificationViper EOptimus GJ E975W
Release date
  • 2014
  • September
  • 2013
  • May
Colors
  • Black
  • White
  • Black
  • Red
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 270 EUR
Battery life
  • Stand by time- Up to 225 h Talking time- Up to 9 h 15 min
  • Stand by time- Up to 515 h (2G) / Up to 596 h (3G) Talking time- Up to 23 h (2G) / Up to 15 h (3G)
Communication and Connectivity
Communication and Connectivity — specifications for Viper E, Optimus GJ E975W.
SpecificationViper EOptimus GJ E975W
SIM card
  • Single SIM (Micro-SIM)Dual SIM (Micro-SIM
  • dual stand-by)
  • Micro-SIM
Network
  • Show all network frequencies: -2G - GSM 900 / 1800 / 1900 - SIM 1 & SIM 2-3G - HSDPA 900 / 2100-4G - LTE band 1(2100)
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
Speed
  • HSPA 21.1/5.76 Mbps
  • HSPA 21.1/5.76 Mbps
GPRS
  • Class 12
  • Class 12
Edge
  • Class 10
  • Class 12
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi 802.11 a/b/g/n
  • dual-band
  • Wi-Fi Direct
  • DLNA
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB 2.0 (MHL TV-out)
  • USB Host
Bluetooth
  • 4.0
  • A2DP
  • EDR
  • 4.0
  • A2DP
Harmful irradiation
  • SAR EU - 0.84 W/kg (head) 1.24 W/kg (body)
Unknown
Music and Audio
Music and Audio — specifications for Viper E, Optimus GJ E975W.
SpecificationViper EOptimus GJ E975W
Radio
  • FM radio
  • No
Others
  • DTS sound -Yamaha amplifier
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for Viper E, Optimus GJ E975W.
SpecificationViper EOptimus GJ E975W
Dop
  • Sensors Accelerometer
  • proximity
  • compass
  • Sensors Accelerometer
  • gyro
  • proximity
  • compass - IPX7 certified -Water resistant up to 1 meter and 30 minutes