alcatel Fire E vs Energizer Energy 400

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

    Fire E: 264 g lighter

    Fire E:
    103 g
    Energy 400:
    367 g
  • Width

    Fire E: 10.1 mm narrower

    Fire E:
    63.5 mm
    Energy 400:
    73.6 mm
  • Screen diagonal

    Energy 400: 0.5 in smaller diagonal

    Fire E:
    4.5 in
    Energy 400:
    4 in
  • Depth

    Fire E: 10.6 mm thinner

    Fire E:
    8.2 mm
    Energy 400:
    18.8 mm
  • Height

    Fire E: 5.5 mm shorter

    Fire E:
    129 mm
    Energy 400:
    134.5 mm
  • Release year

    Fire E:
    2014
    Energy 400:
    2015

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. Fire E

    Height:
    129 mm
    Width:
    63.5 mm
    Depth:
    8.2 mm
  2. 2. Energy 400

    Height:
    134.5 mm +5.5 mm versus Fire E
    Width:
    73.6 mm +10.1 mm versus Fire E
    Depth:
    18.8 mm +10.6 mm versus Fire E

Weight

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

  1. 1. Fire E

    103 g

  2. 2. Energy 400

    367 g

    +264 g versus Fire E

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. Fire E

    Screen diagonal:
    4.5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    55.8 cm²
  2. 2. Energy 400

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

Fire E has approximately 22.6% more rectangular screen area than Energy 400.

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.

No unambiguous storage/RAM pairings are recorded. See the original specifications below.

Fire E: Original memory entry

4 GB · 512 MB RAM

Energy 400: 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. Fire E

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

2. Energy 400

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

    1700 mAh

  2. 2. Energy 400

    2400 mAh

    +700 mAh versus Fire E

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. Fire E2. Energy 400

Everyday essentials
Everyday essentials — specifications for Fire E, Energy 400.
SpecificationFire EEnergy 400
Dimensions (HxWxD)
  • 129 Х 63.5 Х 8.2 mm
  • 134.5 Х 73.6 Х 18.8 mm
Weight
  • 103 g
  • 367 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 4.5" inch
  • 4" inch
Screen resolution
  • 540 x 960 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
  • 4 GB
  • 512 MB RAM
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • microSD
  • up to 64 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1700 mAh
  • Removable Li-Ion
  • 2400 mAh
  • Removable Li-Ion
Operating system OS
  • Firefox OS 1.3
  • Android 4.4 (KitKat)
Chipset Unknown
  • Mediatek MT6572 (28 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Fire E, Energy 400.
SpecificationFire EEnergy 400
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 55.8 cm2
  • 45.5 cm2
Screen format
  • 16:9 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 68.1%
  • 46.0%
PPI /points per inch/
  • 245 PPI
  • 233 PPI
Camera and Video
Camera and Video — specifications for Fire E, Energy 400.
SpecificationFire EEnergy 400
Rear camera, main
  • 5 MP
  • Single
  • 8 MP
  • Single
Camera specs
  • 5 MP
  • AF
  • 8 MP
  • AF
Functions
  • LED flash
  • HDR
  • LED flash
  • HDR
Video
  • 720p@30fps
  • 720p@30fps
Front camera, selfie
  • 0.3 MP
  • Single
  • 1.3 MP
  • Single
Specifications
  • VGA
  • 1.3 MP
Performance
Performance — specifications for Fire E, Energy 400.
SpecificationFire EEnergy 400
Processor CPU
  • Dual-core 1.2 GHz
  • Dual-core 1.3 GHz Cortex-A7
Graphics processor GPU Unknown
  • Mali-400
General specs
General specs — specifications for Fire E, Energy 400.
SpecificationFire EEnergy 400
Release date
  • 2014
  • February
  • 2015
  • January
Colors
  • Slate
  • Dark Chocolate
  • Mozilla Orange
  • Gray
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 70 EUR
Unknown
Battery life
  • Stand by time- Up to 450 h (2G) / Up to 400 h (3G) Talking time- Up to 7 h (2G) / Up to 4 h (3G) Music play - Up to 25 h
  • Stand by time- Up to 400 h Talking time- Up to 15 h
Communication and Connectivity
Communication and Connectivity — specifications for Fire E, Energy 400.
SpecificationFire EEnergy 400
SIM card
  • Micro-SIM
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
  • Show all network frequencies: -2G - GSM 900 / 1900 / 850 - SIM 1 & SIM 2
Speed
  • HSPA 42.2/5.76 Mbps
  • HSPA 21.1/5.76 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • hotspot
  • Wi-Fi 802.11 a/b/g/n
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 3.0
  • A2DP
  • 4.0
  • A2DP
  • LE
Music and Audio
Music and Audio — specifications for Fire E, Energy 400.
SpecificationFire EEnergy 400
Radio
  • FM radio
  • RDS
  • Stereo FM radio
Other features
Other features — specifications for Fire E, Energy 400.
SpecificationFire EEnergy 400
Dop
  • Sensors Accelerometer
  • proximity
  • compass - MP3/AAC+/WAV player -MP4/H.264 player -Photo viewer -Predictive text input
  • Sensors Accelerometer
  • proximity - IP68 dust/water proof (up to 1.8m for 30 mins)