Energizer Energy E520 LTE vs Energizer Ultimate U650S

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.

  • Screen diagonal

    Energy E520 LTE: 1.3 in smaller diagonal

    Energy E520 LTE:
    5.2 in
    Ultimate U650S:
    6.5 in
  • Chipset

    Energy E520 LTE:
    Mediatek MT6737 (28 nm)
    Ultimate U650S:
    Mediatek MT6762 Helio P22 (12 nm)
  • Rear camera layout

    Energy E520 LTE:
    Single
    Ultimate U650S:
    Dual
  • Depth

    Ultimate U650S: 2.9 mm thinner

    Energy E520 LTE:
    11.1 mm
    Ultimate U650S:
    8.2 mm
  • Height

    Energy E520 LTE: 11.7 mm shorter

    Energy E520 LTE:
    150.8 mm
    Ultimate U650S:
    162.5 mm
  • Release year

    Energy E520 LTE:
    2017
    Ultimate U650S:
    2019

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
    Width:
    76.2 mm
    Depth:
    11.1 mm +2.9 mm versus Ultimate U650S
    Weight:
    206 g
  2. 2. Ultimate U650S

    Height:
    162.5 mm +11.7 mm versus Energy E520 LTE
    Width:
    76.5 mm
    Depth:
    8.2 mm
    Weight:
    Unknown

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. Ultimate U650S

    Screen diagonal:
    6.5 in
    Aspect ratio (height:width):
    18.5:9
    Approximate rectangular screen area:
    107.2 cm²

Ultimate U650S has approximately 43.8% more rectangular screen area than Energy E520 LTE.

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, Ultimate U650S, compared at the same storage capacity.
StorageEnergy E520 LTEUltimate U650S
16 GB 2 GB RAM Unknown
Ultimate U650S: Original memory entry

128 GB · 512GB 4GB

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. Ultimate U650S

NFC:
Unknown
Headphone jack:
No
Memory card support:
See details microSD · up to 256 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. Energy E520 LTE

    4000 mAh

    +500 mAh versus Ultimate U650S

  2. 2. Ultimate U650S

    3500 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. Ultimate U650S

Everyday essentials
Everyday essentials — specifications for Energy E520 LTE, Ultimate U650S.
SpecificationEnergy E520 LTEUltimate U650S
Dimensions (HxWxD)
  • 150.8 Х 76.2 Х 11.1 mm
  • 162.5 Х 76.5 Х 8.2 mm
Weight
  • 206 g
  • 0 g
Technology
  • LTPS IPS LCD
  • IPS LCD
Screen size
  • 5.2" inch
  • 6.5" inch
Screen resolution
  • 720 x 1280 px
  • 720 x 1480 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 16 GB
  • 2 GB RAM
  • 128 GB
  • 512GB 4GB
Memory card support
  • microSD
  • up to 32 GB (uses SIM 2 slot)
  • microSD
  • up to 256 GB (uses SIM 2 slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 4000 mAh
  • Non-removable Li-Ion
  • 3500 mAh
  • Non-removable Li-Ion
Operating system OS
  • Android 6.0 (Marshmallow)
  • Android 9.0 (Pie)
Chipset
  • Mediatek MT6737 (28 nm)
  • Mediatek MT6762 Helio P22 (12 nm)
Headphone jack
  • Yes
  • No
Display
Display — specifications for Energy E520 LTE, Ultimate U650S.
SpecificationEnergy E520 LTEUltimate U650S
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 74.5 cm2
  • 107.2 cm2
Screen format
  • 16:9 (height:width)
  • 18.5:9 (height:width)
Screen to body ratio
  • 64.9%
  • 86.3%
PPI /points per inch/
  • 282 PPI
  • 253 PPI
Screen protection
  • Corning Gorilla Glass 3
Unknown
Camera and Video
Camera and Video — specifications for Energy E520 LTE, Ultimate U650S.
SpecificationEnergy E520 LTEUltimate U650S
Rear camera, main
  • 13 MP
  • Single
  • 16 MP
  • Dual
Camera specs
  • 13 MP
  • AF
  • 16 MP
  • PDAF -2 MP
  • depth sensor
Functions
  • LED flash
  • HDR
  • panorama
  • Dual-LED dual-tone flash
  • panorama
  • HDR
Video
  • 1080p@30fps
  • 1080p
Front camera, selfie
  • 5 MP
  • Single
  • 16 MP
  • Single
Specifications
  • 5 MP
  • 16 MP
Performance

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

Performance — specifications for Energy E520 LTE, Ultimate U650S.
SpecificationEnergy E520 LTEUltimate U650S
Processor CPU
  • Quad-core 1.3 GHz Cortex-A53
  • Octa-core 2.0 GHz Cortex-A53
Graphics processor GPU
  • Mali-T720
  • PowerVR GE8320
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, Ultimate U650S.
SpecificationEnergy E520 LTEUltimate U650S
Release date
  • 2017
  • September
  • 2019
  • January
Colors
  • Black
Unknown
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 330 EUR
Unknown
Battery life
  • Stand by time- Up to 220 h (3G) Talking time- Up to 15 h (3G)
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for Energy E520 LTE, Ultimate U650S.
SpecificationEnergy E520 LTEUltimate U650S
SIM card
  • Hybrid Dual SIM (Nano-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 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 7(2600)
  • 8(900)
  • 20(800)
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 20(800)
  • 40(2300)
Speed
  • HSPA 42.2/11.5 Mbps
  • LTE Cat4 150/50 Mbps
  • HSPA
  • LTE-A
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
  • Wi-Fi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • Yes
  • with A-GPS
  • GLONASS
USB
  • microUSB 2.0
  • 2.0
  • Type-C 1.0 reversible connector
  • USB On-The-Go
Bluetooth
  • 4.0
  • A2DP
  • LE
  • 5.0
  • A2DP
  • LE
Harmful irradiation
  • SAR - 0.26 W/kg (head) 0.60 W/kg (body)
Unknown
Music and Audio
Music and Audio — specifications for Energy E520 LTE, Ultimate U650S.
SpecificationEnergy E520 LTEUltimate U650S
Radio
  • FM radio
  • FM radio
Others Unknown
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for Energy E520 LTE, Ultimate U650S.
SpecificationEnergy E520 LTEUltimate U650S
Dop
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • proximity
  • compass - IP68 dust/water proof (up to 1.5m for 30 mins) -MIL-STD-810G compliant
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass