BLU Tango 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

    Tango: 112 g lighter

    Tango:
    94 g
    Energy E520 LTE:
    206 g
  • Width

    Tango: 21.2 mm narrower

    Tango:
    55 mm
    Energy E520 LTE:
    76.2 mm
  • Screen diagonal

    Tango: 2.4 in smaller diagonal

    Tango:
    2.8 in
    Energy E520 LTE:
    5.2 in
  • Chipset

    Tango:
    Qualcomm MSM7227 Snapdragon S1
    Energy E520 LTE:
    Mediatek MT6737 (28 nm)
  • Depth

    Energy E520 LTE: 1.9 mm thinner

    Tango:
    13 mm
    Energy E520 LTE:
    11.1 mm
  • Height

    Tango: 52.1 mm shorter

    Tango:
    98.7 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. Tango

    Height:
    98.7 mm
    Width:
    55 mm
    Depth:
    13 mm +1.9 mm versus Energy E520 LTE
  2. 2. Energy E520 LTE

    Height:
    150.8 mm +52.1 mm versus Tango
    Width:
    76.2 mm +21.2 mm versus Tango
    Depth:
    11.1 mm

Weight

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

  1. 1. Tango

    94 g

  2. 2. Energy E520 LTE

    206 g

    +112 g versus Tango

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. Tango

    Screen diagonal:
    2.8 in
    Aspect ratio (height:width):
    4:3
    Approximate rectangular screen area:
    24.3 cm²
  2. 2. Energy E520 LTE

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

Energy E520 LTE has approximately 207% more rectangular screen area than Tango.

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

512 MB · 256 MB 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. Tango

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 16 GB (dedicated slot) · 2 GB included

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. Tango

    1200 mAh

  2. 2. Energy E520 LTE

    4000 mAh

    +2800 mAh versus Tango

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. Tango2. Energy E520 LTE

Everyday essentials
Everyday essentials — specifications for Tango, Energy E520 LTE.
SpecificationTangoEnergy E520 LTE
Dimensions (HxWxD)
  • 98.7 Х 55 Х 13 mm
  • 150.8 Х 76.2 Х 11.1 mm
Weight
  • 94 g
  • 206 g
Technology
  • TFT
  • LTPS IPS LCD
Screen size
  • 2.8" inch
  • 5.2" inch
Screen resolution
  • 240 x 320 px
  • 720 x 1280 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 512 MB
  • 256 MB RAM
  • 16 GB
  • 2 GB RAM
Memory card support
  • microSD
  • up to 16 GB (dedicated slot)
  • 2 GB included
  • microSD
  • up to 32 GB (uses SIM 2 slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1200 mAh
  • Removable Li-Ion
  • 4000 mAh
  • Non-removable Li-Ion
Operating system OS
  • Android 2.2 (Froyo)
  • Android 6.0 (Marshmallow)
Chipset
  • Qualcomm MSM7227 Snapdragon S1
  • Mediatek MT6737 (28 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Tango, Energy E520 LTE.
SpecificationTangoEnergy E520 LTE
Touchscreen
  • resistive touchscreen
  • capacitive touchscreen
Display colors
  • 256K
  • 16M
Screen area
  • 24.3 cm2
  • 74.5 cm2
Screen format
  • 4:3 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 44.7%
  • 64.9%
PPI /points per inch/
  • 143 PPI
  • 282 PPI
Screen protection Unknown
  • Corning Gorilla Glass 3
Camera and Video
Camera and Video — specifications for Tango, Energy E520 LTE.
SpecificationTangoEnergy E520 LTE
Rear camera, main
  • 3.15 MP
  • Single
  • 13 MP
  • Single
Camera specs
  • 3.15 MP
  • 13 MP
  • AF
Functions Unknown
  • LED flash
  • HDR
  • panorama
Video
  • 320p@15fps
  • 1080p@30fps
Front camera, selfie
  • 0 MP,
  • 5 MP
  • Single
Specifications Unknown
  • 5 MP
Performance

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

Performance — specifications for Tango, Energy E520 LTE.
SpecificationTangoEnergy E520 LTE
Processor CPU
  • 600 MHz ARM 11
  • Quad-core 1.3 GHz Cortex-A53
Graphics processor GPU
  • Adreno 200
  • Mali-T720
Antutu 7 score * Unknown
  • 29852
GeekBench 4 Single Core * Unknown
  • 528
GeekBench 4 Multi-Core * Unknown
  • 1486
General specs
General specs — specifications for Tango, Energy E520 LTE.
SpecificationTangoEnergy E520 LTE
Release date
  • 2010
  • September
  • 2017
  • September
Colors
  • Black
  • White
  • Red
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 100 EUR
  • 330 EUR
Battery life
  • Stand by time- Up to 500 h (2G) / Up to 500 h (3G) Talking time- Up to 12 h (2G) / Up to 6 h (3G)
  • Stand by time- Up to 220 h (3G) Talking time- Up to 15 h (3G)
Communication and Connectivity
Communication and Connectivity — specifications for Tango, Energy E520 LTE.
SpecificationTangoEnergy E520 LTE
SIM card
  • Mini-SIM
  • Hybrid Dual SIM (Nano-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
  • 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 3.6/0.384 Mbps
  • HSPA 42.2/11.5 Mbps
  • LTE Cat4 150/50 Mbps
GPRS
  • Class 10
  • Yes
Edge
  • Class 10
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g
  • hotspot
  • 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
  • 2.1
  • 4.0
  • A2DP
  • LE
Harmful irradiation Unknown
  • SAR - 0.26 W/kg (head) 0.60 W/kg (body)
Music and Audio
Music and Audio — specifications for Tango, Energy E520 LTE.
SpecificationTangoEnergy E520 LTE
Radio
  • Stereo FM radio
  • RDS
  • FM radio
Other features
Other features — specifications for Tango, Energy E520 LTE.
SpecificationTangoEnergy E520 LTE
Dop
  • Sensors Accelerometer
  • compass - MP3/AAC/AAC+/eAAC+/AMR-NB/AMR-WB/MIDI/PCM/WMA -MP4/H.264/WMV player -Predictive text input
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • proximity
  • compass - IP68 dust/water proof (up to 1.5m for 30 mins) -MIL-STD-810G compliant