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alcatel Fire E vs LG E900 Optimus 7

Compare recorded specifications, size and practical differences.

+ Add a third phone

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: 54 g lighter

    Fire E:
    103 g
    E900 Optimus 7:
    157 g
  • Width

    E900 Optimus 7: 3.7 mm narrower

    Fire E:
    63.5 mm
    E900 Optimus 7:
    59.8 mm
  • Screen diagonal

    E900 Optimus 7: 0.7 in smaller diagonal

    Fire E:
    4.5 in
    E900 Optimus 7:
    3.8 in
  • Depth

    Fire E: 3.3 mm thinner

    Fire E:
    8.2 mm
    E900 Optimus 7:
    11.5 mm
  • Height

    E900 Optimus 7: 4 mm shorter

    Fire E:
    129 mm
    E900 Optimus 7:
    125 mm
  • Release year

    Fire E:
    2014
    E900 Optimus 7:
    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 +4 mm versus E900 Optimus 7
    Width:
    63.5 mm +3.7 mm versus E900 Optimus 7
    Depth:
    8.2 mm
  2. 2. E900 Optimus 7

    Height:
    125 mm
    Width:
    59.8 mm
    Depth:
    11.5 mm +3.3 mm versus Fire E

Weight

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

  1. 1. Fire E

    103 g

  2. 2. E900 Optimus 7

    157 g

    +54 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. E900 Optimus 7

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

Fire E has approximately 35.8% more rectangular screen area than E900 Optimus 7.

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

E900 Optimus 7: Original memory entry

16 GB · 512 MB RAM · 512 MB ROM

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. E900 Optimus 7

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
No

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 E900 Optimus 7

  2. 2. E900 Optimus 7

    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. E900 Optimus 7

Everyday essentials
Everyday essentials — specifications for Fire E, E900 Optimus 7.
SpecificationFire EE900 Optimus 7
Dimensions (HxWxD)
  • 129 Х 63.5 Х 8.2 mm
  • 125 Х 59.8 Х 11.5 mm
Weight
  • 103 g
  • 157 g
Technology
  • IPS LCD
  • TFT
Screen size
  • 4.5" inch
  • 3.8" 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
  • 16 GB
  • 512 MB RAM
  • 512 MB ROM
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • No
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 Phone 7
  • upgradable to 7.8
Chipset Unknown
  • Qualcomm QSD8650 Snapdragon S1
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Fire E, E900 Optimus 7.
SpecificationFire EE900 Optimus 7
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 55.8 cm2
  • 41.1 cm2
Screen format
  • 16:9 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 68.1%
  • 55.0%
PPI /points per inch/
  • 245 PPI
  • 246 PPI
Screen protection Unknown
  • Corning Gorilla Glass
Camera and Video
Camera and Video — specifications for Fire E, E900 Optimus 7.
SpecificationFire EE900 Optimus 7
Rear camera, main
  • 5 MP
  • Single
  • 5 MP
  • Single
Camera specs
  • 5 MP
  • AF
  • 5 MP
  • AF
Functions
  • LED flash
  • HDR
  • LED flash
Video
  • 720p@30fps
  • 720p@24fps
Front camera, selfie
  • 0.3 MP
  • Single
  • 0 MP,
Specifications
  • VGA
Unknown
Performance
Performance — specifications for Fire E, E900 Optimus 7.
SpecificationFire EE900 Optimus 7
Processor CPU
  • Dual-core 1.2 GHz
  • 1.0 GHz Scorpion
Graphics processor GPU Unknown
  • Adreno 200
General specs
General specs — specifications for Fire E, E900 Optimus 7.
SpecificationFire EE900 Optimus 7
Release date
  • 2014
  • February
  • 2010
  • October
Colors
  • Slate
  • Dark Chocolate
  • Mozilla Orange
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 70 EUR
  • 120 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 330 h (2G) / Up to 330 h (3G) Talking time- Up to 6 h 40 min (2G) / Up to 5 h (3G)
Communication and Connectivity
Communication and Connectivity — specifications for Fire E, E900 Optimus 7.
SpecificationFire EE900 Optimus 7
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 7.2/5.76 Mbps
GPRS
  • Yes
  • Class 10
Edge
  • Yes
  • Class 10
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • DLNA
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 3.0
  • A2DP
  • 2.1
  • A2DP
Harmful irradiation Unknown
  • SAR - 0.59 W/kg (head) 0.63 W/kg (body) SAR EU - 0.94 W/kg (head) 1.47 W/kg (body)
Music and Audio
Music and Audio — specifications for Fire E, E900 Optimus 7.
SpecificationFire EE900 Optimus 7
Radio
  • FM radio
  • RDS
  • Stereo FM radio
Other features
Other features — specifications for Fire E, E900 Optimus 7.
SpecificationFire EE900 Optimus 7
Dop
  • Sensors Accelerometer
  • proximity
  • compass - MP3/AAC+/WAV player -MP4/H.264 player -Photo viewer -Predictive text input
  • Sensors Accelerometer
  • proximity
  • compass - Facebook integration -Document viewer/editor -MP4/WMV player -MP3/WAV/WMA/eAAC+ player -Organizer -Voice memo -Predictive text input