Celkon A402 vs Energizer Energy 400 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

    A402: 100 g lighter

    A402:
    104 g
    Energy 400 LTE:
    204 g
  • Width

    A402: 8 mm narrower

    A402:
    64 mm
    Energy 400 LTE:
    72 mm
  • Chipset

    A402:
    Spreadtrum 7715
    Energy 400 LTE:
    Mediatek MT6737M (28 nm)
  • Depth

    A402: 4.8 mm thinner

    A402:
    10.2 mm
    Energy 400 LTE:
    15 mm
  • Height

    A402: 8.5 mm shorter

    A402:
    125.5 mm
    Energy 400 LTE:
    134 mm
  • Release year

    A402:
    2015
    Energy 400 LTE:
    2017

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. A402

    Height:
    125.5 mm
    Width:
    64 mm
    Depth:
    10.2 mm
  2. 2. Energy 400 LTE

    Height:
    134 mm +8.5 mm versus A402
    Width:
    72 mm +8 mm versus A402
    Depth:
    15 mm +4.8 mm versus A402

Weight

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

  1. 1. A402

    104 g

  2. 2. Energy 400 LTE

    204 g

    +100 g versus A402

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. A402

    Screen diagonal:
    4 in
    Aspect ratio (height:width):
    5:3
    Approximate rectangular screen area:
    45.5 cm²
  2. 2. Energy 400 LTE

    Screen diagonal:
    4 in
    Aspect ratio (height:width):
    5:3
    Approximate rectangular screen area:
    45.5 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 A402, Energy 400 LTE, compared at the same storage capacity.
StorageA402Energy 400 LTE
8 GB Unknown 1 GB RAM
A402: Original memory entry

4 GB · 512 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. A402

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 GB

2. Energy 400 LTE

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 64 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. A402

    2000 mAh

  2. 2. Energy 400 LTE

    2500 mAh

    +500 mAh versus A402

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. A4022. Energy 400 LTE

Everyday essentials
Everyday essentials — specifications for A402, Energy 400 LTE.
SpecificationA402Energy 400 LTE
Dimensions (HxWxD)
  • 125.5 Х 64 Х 10.2 mm
  • 134 Х 72 Х 15 mm
Weight
  • 104 g
  • 204 g
Technology Unknown
  • TN TFT
Screen size
  • 4" inch
  • 4" inch
Screen resolution
  • 480 x 800 px
  • 480 x 800 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 4 GB
  • 512 MB RAM
  • 8 GB
  • 1 GB RAM
Memory card support
  • microSD
  • up to 32 GB
  • microSD
  • up to 64 GB (uses SIM 2 slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 2000 mAh
  • Li-Ion
  • 2500 mAh
  • Li-Ion
Operating system OS
  • Android 4.4.2 (KitKat)
  • Android 6.0 (Marshmallow)
Chipset
  • Spreadtrum 7715
  • Mediatek MT6737M (28 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for A402, Energy 400 LTE.
SpecificationA402Energy 400 LTE
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors Unknown
  • 16M
Screen area
  • 45.5 cm2
  • 45.5 cm2
Screen format
  • 5:3 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 56.7%
  • 47.2%
PPI /points per inch/
  • 233 PPI
  • 233 PPI
Screen protection Unknown
  • Asahi Dragontrail Glass
Camera and Video
Camera and Video — specifications for A402, Energy 400 LTE.
SpecificationA402Energy 400 LTE
Rear camera, main
  • 3.15 MP
  • Single
  • 8 MP
  • Single
Camera specs
  • 3.15 MP
  • 8 MP
  • AF
Functions
  • LED flash
  • LED flash
  • HDR
Video
  • Yes
  • Yes
Front camera, selfie
  • 1.3 MP
  • Single
  • 1.3 MP
  • Single
Specifications
  • 1.3 MP
  • 1.3 MP
Performance
Performance — specifications for A402, Energy 400 LTE.
SpecificationA402Energy 400 LTE
Processor CPU
  • 1.2 GHz
  • Quad-core 1.3 GHz Cortex-A53
Graphics processor GPU
  • Mali-400
  • Mali-T720MP2
General specs
General specs — specifications for A402, Energy 400 LTE.
SpecificationA402Energy 400 LTE
Release date
  • 2015
  • June
  • 2017
  • Q3
Colors
  • White
  • Black
  • Blue
  • Silver
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 180 EUR
Battery life Unknown
  • Stand by time- Up to 420 h (3G) Talking time- Up to 16 h (3G)
Communication and Connectivity
Communication and Connectivity — specifications for A402, Energy 400 LTE.
SpecificationA402Energy 400 LTE
SIM card
  • Dual SIM
  • Hybrid Dual SIM (Micro-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 900 / 2100 -4G - LTE band 3(1800)
  • 7(2600)
  • 20(800)
Speed
  • Yes
  • 384 kbps
  • HSPA
  • LTE
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi 802.11 b/g/n
  • hotspot
GPS
  • Yes
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 4.0
  • A2DP
  • 4.0
  • A2DP
  • LE
Harmful irradiation
  • SAR EU - 0.46 W/kg (head) 0.82 W/kg (body)
  • SAR - 0.64 W/kg (head) 1.52 W/kg (body)
Music and Audio
Music and Audio — specifications for A402, Energy 400 LTE.
SpecificationA402Energy 400 LTE
Radio
  • FM radio
  • FM radio
Other features
Other features — specifications for A402, Energy 400 LTE.
SpecificationA402Energy 400 LTE
Dop
  • Sensors Accelerometer
  • Sensors Accelerometer IP67 dust/water resistant (up to 1m for 30 mins)