alcatel Fire E vs LG KU2100

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: 18 g lighter

    Fire E:
    103 g
    KU2100:
    121 g
  • Width

    KU2100: 10.1 mm narrower

    Fire E:
    63.5 mm
    KU2100:
    53.4 mm
  • Screen diagonal

    KU2100: 1.5 in smaller diagonal

    Fire E:
    4.5 in
    KU2100:
    3 in
  • Depth

    Fire E: 4.7 mm thinner

    Fire E:
    8.2 mm
    KU2100:
    12.9 mm
  • Height

    KU2100: 19.2 mm shorter

    Fire E:
    129 mm
    KU2100:
    109.8 mm
  • Release year

    Fire E:
    2014
    KU2100:
    2010

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 +19.2 mm versus KU2100
    Width:
    63.5 mm +10.1 mm versus KU2100
    Depth:
    8.2 mm
  2. 2. KU2100

    Height:
    109.8 mm
    Width:
    53.4 mm
    Depth:
    12.9 mm +4.7 mm versus Fire E

Weight

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

  1. 1. Fire E

    103 g

  2. 2. KU2100

    121 g

    +18 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. KU2100

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

Fire E has approximately 117.9% more rectangular screen area than KU2100.

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

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. KU2100

NFC:
Unknown
Headphone jack:
No
Memory card support:
See details microSD · up to 16 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

    +200 mAh versus KU2100

  2. 2. KU2100

    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. Fire E2. KU2100

Everyday essentials
Everyday essentials — specifications for Fire E, KU2100.
SpecificationFire EKU2100
Dimensions (HxWxD)
  • 129 Х 63.5 Х 8.2 mm
  • 109.8 Х 53.4 Х 12.9 mm
Weight
  • 103 g
  • 121 g
Technology
  • IPS LCD
  • TFT
Screen size
  • 4.5" inch
  • 3" inch
Screen resolution
  • 540 x 960 px
  • 240 x 400 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 4 GB
  • 512 MB RAM
Unknown
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • microSD
  • up to 16 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1700 mAh
  • Removable Li-Ion
  • 1500 mAh
  • Removable Li-Ion
Operating system OS
  • Firefox OS 1.3
  • Microsoft Windows Mobile 6.5 Professional
Chipset Unknown
  • Qualcomm MSM7201A
Headphone jack
  • Yes
  • No
Display
Display — specifications for Fire E, KU2100.
SpecificationFire EKU2100
Touchscreen
  • capacitive touchscreen
  • resistive touchscreen
Display colors
  • 16M
  • 256K
Screen area
  • 55.8 cm2
  • 25.6 cm2
Screen format
  • 16:9 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 68.1%
  • 43.7%
PPI /points per inch/
  • 245 PPI
  • 155 PPI
Camera and Video
Camera and Video — specifications for Fire E, KU2100.
SpecificationFire EKU2100
Rear camera, main
  • 5 MP
  • Single
  • 5 MP
  • Single
Camera specs
  • 5 MP
  • AF
  • 5 MP
  • AF
Functions
  • LED flash
  • HDR
Unknown
Video
  • 720p@30fps
  • Yes
Front camera, selfie
  • 0.3 MP
  • Single
  • 0.3 MP
  • Single
Specifications
  • VGA
  • Videocall camera
Performance
Performance — specifications for Fire E, KU2100.
SpecificationFire EKU2100
Processor CPU
  • Dual-core 1.2 GHz
  • 528 MHz ARM 11
Graphics processor GPU Unknown
  • Adreno 130
General specs
General specs — specifications for Fire E, KU2100.
SpecificationFire EKU2100
Release date
  • 2014
  • February
  • 2010
  • January
Colors
  • Slate
  • Dark Chocolate
  • Mozilla Orange
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 70 EUR
  • 110 EUR
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 300 h Talking time- Up to 5 h
Communication and Connectivity
Communication and Connectivity — specifications for Fire E, KU2100.
SpecificationFire EKU2100
SIM card
  • Micro-SIM
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
Speed
  • HSPA 42.2/5.76 Mbps
  • HSPA 7.2/2 Mbps
GPRS
  • Yes
  • Class 10
Edge
  • Yes
  • Class 10
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • hotspot
  • Wi-Fi 802.11b/g
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB
Bluetooth
  • 3.0
  • A2DP
  • 2.1
  • A2DP
Music and Audio
Music and Audio — specifications for Fire E, KU2100.
SpecificationFire EKU2100
Radio
  • FM radio
  • RDS
  • No
Other features
Other features — specifications for Fire E, KU2100.
SpecificationFire EKU2100
Dop
  • Sensors Accelerometer
  • proximity
  • compass - MP3/AAC+/WAV player -MP4/H.264 player -Photo viewer -Predictive text input
  • Sensors Accelerometer T-DMB broadcasting -MP4/H.264/WMV player -MP3/WAV/eAAC+/WMA player -Organizer -Pocket Office -Voice memo -Predictive text input For South Korea Also known as LG-SU210 or LU2100