Energizer Energy E520 LTE vs LG GM750

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

    GM750: 86 g lighter

    Energy E520 LTE:
    206 g
    GM750:
    120 g
  • Width

    GM750: 22.7 mm narrower

    Energy E520 LTE:
    76.2 mm
    GM750:
    53.5 mm
  • Screen diagonal

    GM750: 2.2 in smaller diagonal

    Energy E520 LTE:
    5.2 in
    GM750:
    3 in
  • Chipset

    Energy E520 LTE:
    Mediatek MT6737 (28 nm)
    GM750:
    Qualcomm MSM7201A
  • Depth

    Energy E520 LTE: 1.8 mm thinner

    Energy E520 LTE:
    11.1 mm
    GM750:
    12.9 mm
  • Height

    GM750: 41 mm shorter

    Energy E520 LTE:
    150.8 mm
    GM750:
    109.8 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. Energy E520 LTE

    Height:
    150.8 mm +41 mm versus GM750
    Width:
    76.2 mm +22.7 mm versus GM750
    Depth:
    11.1 mm
  2. 2. GM750

    Height:
    109.8 mm
    Width:
    53.5 mm
    Depth:
    12.9 mm +1.8 mm versus Energy E520 LTE

Weight

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

  1. 1. Energy E520 LTE

    206 g

    +86 g versus GM750

  2. 2. GM750

    120 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. Energy E520 LTE

    Screen diagonal:
    5.2 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    74.5 cm²
  2. 2. GM750

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

Energy E520 LTE has approximately 191% more rectangular screen area than GM750.

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 Energy E520 LTE, GM750, compared at the same storage capacity.
StorageEnergy E520 LTEGM750
16 GB 2 GB RAM Unknown
GM750: Original memory entry

200 MB

Practical features

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

1. Energy E520 LTE

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 GB (uses SIM 2 slot)

2. GM750

NFC:
Unknown
Headphone jack:
No
Memory card support:
See details microSD · up to 32 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. Energy E520 LTE

    4000 mAh

    +2500 mAh versus GM750

  2. 2. GM750

    1500 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. Energy E520 LTE2. GM750

Everyday essentials
Everyday essentials — specifications for Energy E520 LTE, GM750.
SpecificationEnergy E520 LTEGM750
Dimensions (HxWxD)
  • 150.8 Х 76.2 Х 11.1 mm
  • 109.8 Х 53.5 Х 12.9 mm
Weight
  • 206 g
  • 120 g
Technology
  • LTPS IPS LCD
  • TFT
Screen size
  • 5.2" inch
  • 3" inch
Screen resolution
  • 720 x 1280 px
  • 240 x 400 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 16 GB
  • 2 GB RAM
  • 200 MB
Memory card support
  • microSD
  • up to 32 GB (uses SIM 2 slot)
  • microSD
  • up to 32 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 4000 mAh
  • Non-removable Li-Ion
  • 1500 mAh
  • Removable Li-Ion
Operating system OS
  • Android 6.0 (Marshmallow)
  • Microsoft Windows Mobile 6.5 Professional
Chipset
  • Mediatek MT6737 (28 nm)
  • Qualcomm MSM7201A
Headphone jack
  • Yes
  • No
Display
Display — specifications for Energy E520 LTE, GM750.
SpecificationEnergy E520 LTEGM750
Touchscreen
  • capacitive touchscreen
  • resistive touchscreen
Display colors
  • 16M
  • 256K
Screen area
  • 74.5 cm2
  • 25.6 cm2
Screen format
  • 16:9 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 64.9%
  • 43.6%
PPI /points per inch/
  • 282 PPI
  • 155 PPI
Screen protection
  • Corning Gorilla Glass 3
Unknown
Camera and Video
Camera and Video — specifications for Energy E520 LTE, GM750.
SpecificationEnergy E520 LTEGM750
Rear camera, main
  • 13 MP
  • Single
  • 5 MP
  • Single
Camera specs
  • 13 MP
  • AF
  • 5 MP
  • AF
Functions
  • LED flash
  • HDR
  • panorama
Unknown
Video
  • 1080p@30fps
  • Yes
Front camera, selfie
  • 5 MP
  • Single
  • 0.3 MP
  • Single
Specifications
  • 5 MP
  • Videocall camera
Performance

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

Performance — specifications for Energy E520 LTE, GM750.
SpecificationEnergy E520 LTEGM750
Processor CPU
  • Quad-core 1.3 GHz Cortex-A53
  • 528 MHz ARM 11
Graphics processor GPU
  • Mali-T720
  • Adreno 130
Antutu 7 score *
  • 29852
Unknown
GeekBench 4 Single Core *
  • 528
Unknown
GeekBench 4 Multi-Core *
  • 1486
Unknown
General specs
General specs — specifications for Energy E520 LTE, GM750.
SpecificationEnergy E520 LTEGM750
Release date
  • 2017
  • September
  • 2009
  • September
Colors
  • Black
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 330 EUR
  • 290 EUR
Battery life
  • Stand by time- Up to 220 h (3G) Talking time- Up to 15 h (3G)
  • Stand by time- Up to 450 h Talking time- Up to 6 h 20 min
Communication and Connectivity
Communication and Connectivity — specifications for Energy E520 LTE, GM750.
SpecificationEnergy E520 LTEGM750
SIM card
  • Hybrid Dual 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 900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 7(2600)
  • 8(900)
  • 20(800)
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
Speed
  • HSPA 42.2/11.5 Mbps
  • LTE Cat4 150/50 Mbps
  • HSPA 7.2/2 Mbps
GPRS
  • Yes
  • Up to 42 kbps
Edge
  • Yes
  • Up to 384 kbps
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • Wi-Fi 802.11b/g
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB
Bluetooth
  • 4.0
  • A2DP
  • LE
  • 2.1
  • A2DP
Harmful irradiation
  • SAR - 0.26 W/kg (head) 0.60 W/kg (body)
  • SAR - 1.36 W/kg (head) 1.06 W/kg (body) SAR EU - 1.16 W/kg (head)
Music and Audio
Music and Audio — specifications for Energy E520 LTE, GM750.
SpecificationEnergy E520 LTEGM750
Radio
  • FM radio
  • Stereo FM radio
  • RDS
Other features
Other features — specifications for Energy E520 LTE, GM750.
SpecificationEnergy E520 LTEGM750
Dop
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • proximity
  • compass - IP68 dust/water proof (up to 1.5m for 30 mins) -MIL-STD-810G compliant
  • MP4/H.264/WMV player -MP3/WAV/eAAC+/WMA player -Organizer -Pocket Office -Voice memo -Predictive text input For Vodafone