Allview V1 Viper S4G vs Energizer Energy E520 LTE

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

    V1 Viper S4G: 81.3 g lighter

    V1 Viper S4G:
    124.7 g
    Energy E520 LTE:
    206 g
  • Width

    V1 Viper S4G: 5.5 mm narrower

    V1 Viper S4G:
    70.7 mm
    Energy E520 LTE:
    76.2 mm
  • Screen diagonal

    Energy E520 LTE: 0.3 in smaller diagonal

    V1 Viper S4G:
    5.5 in
    Energy E520 LTE:
    5.2 in
  • Chipset

    V1 Viper S4G:
    Qualcomm MSM8926 Snapdragon 400 (28 nm)
    Energy E520 LTE:
    Mediatek MT6737 (28 nm)
  • Depth

    V1 Viper S4G: 4.2 mm thinner

    V1 Viper S4G:
    6.9 mm
    Energy E520 LTE:
    11.1 mm
  • Height

    V1 Viper S4G: 7.8 mm shorter

    V1 Viper S4G:
    143 mm
    Energy E520 LTE:
    150.8 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. V1 Viper S4G

    Height:
    143 mm
    Width:
    70.7 mm
    Depth:
    6.9 mm
  2. 2. Energy E520 LTE

    Height:
    150.8 mm +7.8 mm versus V1 Viper S4G
    Width:
    76.2 mm +5.5 mm versus V1 Viper S4G
    Depth:
    11.1 mm +4.2 mm versus V1 Viper S4G

Weight

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

  1. 1. V1 Viper S4G

    124.7 g

  2. 2. Energy E520 LTE

    206 g

    +81.3 g versus V1 Viper S4G

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. V1 Viper S4G

    V1 Viper S4G: Screen geometry unavailable or conflicting.

  2. 2. Energy E520 LTE

    Screen diagonal:
    5.2 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    74.5 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 V1 Viper S4G, Energy E520 LTE, compared at the same storage capacity.
StorageV1 Viper S4GEnergy E520 LTE
16 GB Recorded for all phones 2 GB RAM 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. V1 Viper S4G

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

2. Energy E520 LTE

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 GB (uses SIM 2 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. V1 Viper S4G

    1950 mAh

  2. 2. Energy E520 LTE

    4000 mAh

    +2050 mAh versus V1 Viper S4G

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. V1 Viper S4G2. Energy E520 LTE

Everyday essentials
Everyday essentials — specifications for V1 Viper S4G, Energy E520 LTE.
SpecificationV1 Viper S4GEnergy E520 LTE
Dimensions (HxWxD)
  • 143 Х 70.7 Х 6.9 mm
  • 150.8 Х 76.2 Х 11.1 mm
Weight
  • 124.7 g
  • 206 g
Technology
  • IPS LCD
  • LTPS IPS LCD
Screen size
  • 5.5" inch
  • 5.2" inch
Screen resolution
  • 720 x 1280 px
  • 720 x 1280 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 16 GB
  • 2 GB RAM
  • 16 GB
  • 2 GB RAM
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • microSD
  • up to 32 GB (uses SIM 2 slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1950 mAh
  • Removable Li-Po
  • 4000 mAh
  • Non-removable Li-Ion
Operating system OS
  • Android 4.4 (KitKat)
  • Android 6.0 (Marshmallow)
Chipset
  • Qualcomm MSM8926 Snapdragon 400 (28 nm)
  • Mediatek MT6737 (28 nm)
NFC
  • Super AMOLED
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for V1 Viper S4G, Energy E520 LTE.
SpecificationV1 Viper S4GEnergy E520 LTE
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • Super AMOLED
  • 16M
Screen area
  • 68.9 cm2
  • 74.5 cm2
Screen format
  • 16:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 68.2%
  • 64.9%
PPI /points per inch/
  • 294 PPI
  • 282 PPI
Screen protection
  • Scratch-resistant glass
  • Corning Gorilla Glass 3
Camera and Video
Camera and Video — specifications for V1 Viper S4G, Energy E520 LTE.
SpecificationV1 Viper S4GEnergy E520 LTE
Rear camera, main
  • 8 MP
  • Single
  • 13 MP
  • Single
Camera specs
  • 8 MP
  • AF
  • 13 MP
  • AF
Functions
  • Dual-LED flash
  • LED flash
  • HDR
  • panorama
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 5 MP
  • Single
  • 5 MP
  • Single
Specifications
  • 5 MP
  • 5 MP
Performance

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

Performance — specifications for V1 Viper S4G, Energy E520 LTE.
SpecificationV1 Viper S4GEnergy E520 LTE
Processor CPU
  • Quad-core 1.2 GHz Cortex-A7
  • Quad-core 1.3 GHz Cortex-A53
Graphics processor GPU
  • Adreno 305
  • Mali-T720
Antutu 7 score *
  • 24789
  • 29852
GeekBench 4 Single Core * Unknown
  • 528
GeekBench 4 Multi-Core * Unknown
  • 1486
General specs
General specs — specifications for V1 Viper S4G, Energy E520 LTE.
SpecificationV1 Viper S4GEnergy E520 LTE
Release date
  • 2014
  • September
  • 2017
  • September
Colors
  • Black
  • White
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 330 EUR
Battery life
  • Stand by time- Up to 195 h Talking time- Up to 9 h 45 min
  • Stand by time- Up to 220 h (3G) Talking time- Up to 15 h (3G)
Communication and Connectivity
Communication and Connectivity — specifications for V1 Viper S4G, Energy E520 LTE.
SpecificationV1 Viper S4GEnergy E520 LTE
SIM card
  • Single SIM (Micro-SIM)Dual SIM (Micro-SIM
  • dual stand-by)
  • Hybrid Dual SIM (Nano-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2-3G - HSDPA 900 / 1900 / 2100-4G - LTE band 3(1800)
  • 7(2600)
  • 40(2300)
  • 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)
  • 8(900)
  • 20(800)
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE Cat4 150/50 Mbps
  • HSPA 42.2/11.5 Mbps
  • LTE Cat4 150/50 Mbps
GPRS
  • Class 12
  • Yes
Edge
  • Class 10
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi 802.11 b/g/n
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
  • GLONASS
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 4.0
  • A2DP
  • EDR
  • 4.0
  • A2DP
  • LE
Harmful irradiation
  • SAR EU - 0.76 W/kg (head) 1.37 W/kg (body)
  • SAR - 0.26 W/kg (head) 0.60 W/kg (body)
Music and Audio
Music and Audio — specifications for V1 Viper S4G, Energy E520 LTE.
SpecificationV1 Viper S4GEnergy E520 LTE
Radio
  • FM radio
  • RDS
  • FM radio
Other features
Other features — specifications for V1 Viper S4G, Energy E520 LTE.
SpecificationV1 Viper S4GEnergy E520 LTE
Dop
  • Sensors Accelerometer
  • proximity
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • proximity
  • compass - IP68 dust/water proof (up to 1.5m for 30 mins) -MIL-STD-810G compliant