i-mate JAM Black vs LG E900 Optimus 7

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

    JAM Black: 1.8 mm narrower

    JAM Black:
    58 mm
    E900 Optimus 7:
    59.8 mm
  • Screen diagonal

    JAM Black: 1 in smaller diagonal

    JAM Black:
    2.8 in
    E900 Optimus 7:
    3.8 in
  • Depth

    E900 Optimus 7: 6.5 mm thinner

    JAM Black:
    18 mm
    E900 Optimus 7:
    11.5 mm
  • Height

    JAM Black: 17 mm shorter

    JAM Black:
    108 mm
    E900 Optimus 7:
    125 mm
  • Release year

    JAM Black:
    2005
    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. JAM Black

    Height:
    108 mm
    Width:
    58 mm
    Depth:
    18 mm +6.5 mm versus E900 Optimus 7
  2. 2. E900 Optimus 7

    Height:
    125 mm +17 mm versus JAM Black
    Width:
    59.8 mm +1.8 mm versus JAM Black
    Depth:
    11.5 mm

Weight

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

  1. 1. JAM Black

    160 g

    +3 g versus E900 Optimus 7

  2. 2. E900 Optimus 7

    157 g

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. JAM Black

    Screen diagonal:
    2.8 in
    Aspect ratio (height:width):
    4:3
    Approximate rectangular screen area:
    24.3 cm²
  2. 2. E900 Optimus 7

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

E900 Optimus 7 has approximately 69.3% more rectangular screen area than JAM Black.

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.

JAM Black: Original memory entry

128 MB RAM · 64 MB ROM

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. JAM Black

NFC:
Unknown
Headphone jack:
No
Memory card support:
See details SDIO/MMC

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. JAM Black

    1200 mAh

  2. 2. E900 Optimus 7

    1500 mAh

    +300 mAh versus JAM Black

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. JAM Black2. E900 Optimus 7

Everyday essentials
Everyday essentials — specifications for JAM Black, E900 Optimus 7.
SpecificationJAM BlackE900 Optimus 7
Dimensions (HxWxD)
  • 108 Х 58 Х 18 mm
  • 125 Х 59.8 Х 11.5 mm
Weight
  • 160 g
  • 157 g
Technology
  • TFT
  • TFT
Screen size
  • 2.8" inch
  • 3.8" inch
Screen resolution
  • 240 x 320 px
  • 480 x 800 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 128 MB RAM
  • 64 MB ROM
  • 16 GB
  • 512 MB RAM
  • 512 MB ROM
Memory card support
  • SDIO/MMC
  • No
Battery Capacity is not battery life. No endurance test is implied.
  • 1200 mAh
  • Removable Li-Po
  • 1500 mAh
  • Removable Li-Ion
Operating system OS
  • Microsoft Windows Mobile 2003 SE PocketPC
  • Microsoft Windows Phone 7
  • upgradable to 7.8
Chipset Unknown
  • Qualcomm QSD8650 Snapdragon S1
Headphone jack
  • No
  • Yes
Display
Display — specifications for JAM Black, E900 Optimus 7.
SpecificationJAM BlackE900 Optimus 7
Touchscreen
  • resistive touchscreen
  • capacitive touchscreen
Display colors
  • 65K
  • 16M
Screen area
  • 24.3 cm2
  • 41.1 cm2
Screen format
  • 4:3 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 38.8%
  • 55.0%
PPI /points per inch/
  • 143 PPI
  • 246 PPI
Screen protection Unknown
  • Corning Gorilla Glass
Camera and Video
Camera and Video — specifications for JAM Black, E900 Optimus 7.
SpecificationJAM BlackE900 Optimus 7
Rear camera, main
  • 1.3 MP
  • Single
  • 5 MP
  • Single
Camera specs
  • 1.3 MP
  • 5 MP
  • AF
Functions Unknown
  • LED flash
Video
  • Yes
  • 720p@24fps
Front camera, selfie
  • 0 MP,
  • 0 MP,
Performance
Performance — specifications for JAM Black, E900 Optimus 7.
SpecificationJAM BlackE900 Optimus 7
Processor CPU
  • Intel Bulverde 416 MHz
  • 1.0 GHz Scorpion
Graphics processor GPU Unknown
  • Adreno 200
General specs
General specs — specifications for JAM Black, E900 Optimus 7.
SpecificationJAM BlackE900 Optimus 7
Release date
  • 2005
  • Q3
  • 2010
  • October
Colors
  • Stylish black
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 270 EUR
  • 120 EUR
Battery life Unknown
  • 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 JAM Black, E900 Optimus 7.
SpecificationJAM BlackE900 Optimus 7
SIM card
  • Mini-SIM
  • Mini-SIM
Network Unknown
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
Speed Unknown
  • HSPA 7.2/5.76 Mbps
GPRS
  • Class 10
  • Class 10
Edge
  • No
  • Class 10
Wi-Fi
  • No
  • Wi-Fi 802.11 b/g/n
  • DLNA
GPS
  • No
  • Yes
  • with A-GPS
USB
  • Proprietary
  • microUSB 2.0
Bluetooth
  • 1.2
  • 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 JAM Black, E900 Optimus 7.
SpecificationJAM BlackE900 Optimus 7
Radio
  • No
  • Stereo FM radio
Others
  • Handwriting recognition
Unknown
Other features
Other features — specifications for JAM Black, E900 Optimus 7.
SpecificationJAM BlackE900 Optimus 7
Dop
  • Infrared port - Pocket Office -Voice memo -MP3/AAC player -Predictive text input - Produced by HTC. Functionally identical to Qtek S110
  • T-Mobile MDA Compact II.
  • Sensors Accelerometer
  • proximity
  • compass - Facebook integration -Document viewer/editor -MP4/WMV player -MP3/WAV/WMA/eAAC+ player -Organizer -Voice memo -Predictive text input