LG E900 Optimus 7 vs Panasonic P91

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.

  • Width

    E900 Optimus 7: 12.6 mm narrower

    E900 Optimus 7:
    59.8 mm
    P91:
    72.4 mm
  • Screen diagonal

    E900 Optimus 7: 1.2 in smaller diagonal

    E900 Optimus 7:
    3.8 in
    P91:
    5 in
  • Chipset

    E900 Optimus 7:
    Qualcomm QSD8650 Snapdragon S1
    P91:
    Mediatek MT6737M (28 nm)
  • Depth

    P91: 1.4 mm thinner

    E900 Optimus 7:
    11.5 mm
    P91:
    10.1 mm
  • Height

    E900 Optimus 7: 19.7 mm shorter

    E900 Optimus 7:
    125 mm
    P91:
    144.7 mm
  • Release year

    E900 Optimus 7:
    2010
    P91:
    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. E900 Optimus 7

    Height:
    125 mm
    Width:
    59.8 mm
    Depth:
    11.5 mm +1.4 mm versus P91
  2. 2. P91

    Height:
    144.7 mm +19.7 mm versus E900 Optimus 7
    Width:
    72.4 mm +12.6 mm versus E900 Optimus 7
    Depth:
    10.1 mm

Weight

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

  1. 1. E900 Optimus 7

    157 g

  2. 2. P91

    161 g

    +4 g versus E900 Optimus 7

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. E900 Optimus 7

    Screen diagonal:
    3.8 in
    Aspect ratio (height:width):
    5:3
    Approximate rectangular screen area:
    41.1 cm²
  2. 2. P91

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

P91 has approximately 67.7% 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.

Recorded RAM for E900 Optimus 7, P91, compared at the same storage capacity.
StorageE900 Optimus 7P91
16 GB Unknown 1 GB 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. E900 Optimus 7

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

2. P91

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 128 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. E900 Optimus 7

    1500 mAh

  2. 2. P91

    2500 mAh

    +1000 mAh versus E900 Optimus 7

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. E900 Optimus 72. P91

Everyday essentials
Everyday essentials — specifications for E900 Optimus 7, P91.
SpecificationE900 Optimus 7P91
Dimensions (HxWxD)
  • 125 Х 59.8 Х 11.5 mm
  • 144.7 Х 72.4 Х 10.1 mm
Weight
  • 157 g
  • 161 g
Technology
  • TFT
  • IPS LCD
Screen size
  • 3.8" inch
  • 5" inch
Screen resolution
  • 480 x 800 px
  • 480 x 854 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 16 GB
  • 512 MB RAM
  • 512 MB ROM
  • 16 GB
  • 1 GB RAM
Memory card support
  • No
  • microSD
  • up to 128 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1500 mAh
  • Removable Li-Ion
  • 2500 mAh
  • Non-removable Li-Ion
Operating system OS
  • Microsoft Windows Phone 7
  • upgradable to 7.8
  • Android 7.0 (Nougat)
Chipset
  • Qualcomm QSD8650 Snapdragon S1
  • Mediatek MT6737M (28 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for E900 Optimus 7, P91.
SpecificationE900 Optimus 7P91
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 41.1 cm2
  • 68.9 cm2
Screen format
  • 5:3 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 55.0%
  • 65.8%
PPI /points per inch/
  • 246 PPI
  • 196 PPI
Screen protection
  • Corning Gorilla Glass
  • Asahi Dragontrail Glass
Camera and Video
Camera and Video — specifications for E900 Optimus 7, P91.
SpecificationE900 Optimus 7P91
Rear camera, main
  • 5 MP
  • Single
  • 8 MP
  • Single
Camera specs
  • 5 MP
  • AF
  • 8 MP
  • AF
Functions
  • LED flash
  • LED flash
  • HDR
  • panorama
Video
  • 720p@24fps
  • 720p@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 E900 Optimus 7, P91.
SpecificationE900 Optimus 7P91
Processor CPU
  • 1.0 GHz Scorpion
  • Quad-core 1.1 GHz Cortex-A7
Graphics processor GPU
  • Adreno 200
  • Mali-T720
Antutu 7 score * Unknown
  • 32153
GeekBench 4 Single Core * Unknown
  • 436
GeekBench 4 Multi-Core * Unknown
  • 1241
General specs
General specs — specifications for E900 Optimus 7, P91.
SpecificationE900 Optimus 7P91
Release date
  • 2010
  • October
  • 2017
  • November
Colors
  • Black
  • Gold
  • Black
  • Blue
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 120 EUR
  • 6500 INR
Battery life
  • 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)
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for E900 Optimus 7, P91.
SpecificationE900 Optimus 7P91
SIM card
  • Mini-SIM
  • Dual SIM (Micro-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)
  • 5(850)
  • 40(2300)
Speed
  • HSPA 7.2/5.76 Mbps
  • HSPA
  • LTE Cat4 150/50 Mbps
GPRS
  • Class 10
  • Yes
Edge
  • Class 10
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • DLNA
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB 2.0
  • USB On-The-Go
Bluetooth
  • 2.1
  • A2DP
  • 4.0
  • A2DP
Harmful irradiation
  • SAR - 0.59 W/kg (head) 0.63 W/kg (body) SAR EU - 0.94 W/kg (head) 1.47 W/kg (body)
Unknown
Music and Audio
Music and Audio — specifications for E900 Optimus 7, P91.
SpecificationE900 Optimus 7P91
Radio
  • Stereo FM radio
  • FM radio
Other features
Other features — specifications for E900 Optimus 7, P91.
SpecificationE900 Optimus 7P91
Dop
  • Sensors Accelerometer
  • proximity
  • compass - Facebook integration -Document viewer/editor -MP4/WMV player -MP3/WAV/WMA/eAAC+ player -Organizer -Voice memo -Predictive text input
  • Sensors Accelerometer
  • proximity
  • Infrared port - For India