HTC J vs i-mate JAM Black

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

    J: 23 g lighter

    J:
    137 g
    JAM Black:
    160 g
  • Width

    JAM Black: 8 mm narrower

    J:
    66 mm
    JAM Black:
    58 mm
  • Screen diagonal

    JAM Black: 1.5 in smaller diagonal

    J:
    4.3 in
    JAM Black:
    2.8 in
  • Depth

    J: 8.5 mm thinner

    J:
    9.5 mm
    JAM Black:
    18 mm
  • Height

    JAM Black: 23.5 mm shorter

    J:
    131.5 mm
    JAM Black:
    108 mm
  • Release year

    J:
    2012
    JAM Black:
    2005

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. J

    Height:
    131.5 mm +23.5 mm versus JAM Black
    Width:
    66 mm +8 mm versus JAM Black
    Depth:
    9.5 mm
  2. 2. JAM Black

    Height:
    108 mm
    Width:
    58 mm
    Depth:
    18 mm +8.5 mm versus J

Weight

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

  1. 1. J

    137 g

  2. 2. JAM Black

    160 g

    +23 g versus J

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. J

    Screen diagonal:
    4.3 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    51 cm²
  2. 2. JAM Black

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

J has approximately 109.9% 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.

Recorded RAM for J, JAM Black, compared at the same storage capacity.
StorageJJAM Black
16 GB 1 GB RAM Unknown
JAM Black: Original memory entry

128 MB RAM · 64 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. J

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

2. JAM Black

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

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. J

    1810 mAh

    +610 mAh versus JAM Black

  2. 2. JAM Black

    1200 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. J2. JAM Black

Everyday essentials
Everyday essentials — specifications for J, JAM Black.
SpecificationJJAM Black
Dimensions (HxWxD)
  • 131.5 Х 66 Х 9.5 mm
  • 108 Х 58 Х 18 mm
Weight
  • 137 g
  • 160 g
Technology
  • AMOLED
  • TFT
Screen size
  • 4.3" inch
  • 2.8" inch
Screen resolution
  • 540 x 960 px
  • 240 x 320 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 16 GB
  • 1 GB RAM
  • 128 MB RAM
  • 64 MB ROM
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • SDIO/MMC
Battery Capacity is not battery life. No endurance test is implied.
  • 1810 mAh
  • Removable Li-Ion
  • 1200 mAh
  • Removable Li-Po
Operating system OS
  • Android 4.0.4 (Ice Cream Sandwich); Sense UI 4
  • Microsoft Windows Mobile 2003 SE PocketPC
Headphone jack
  • Yes
  • No
Display
Display — specifications for J, JAM Black.
SpecificationJJAM Black
Touchscreen
  • capacitive touchscreen
  • resistive touchscreen
Display colors
  • 16M
  • 65K
Screen area
  • 51.0 cm2
  • 24.3 cm2
Screen format
  • 16:9 (height:width)
  • 4:3 (height:width)
Screen to body ratio
  • 58.7%
  • 38.8%
PPI /points per inch/
  • 256 PPI
  • 143 PPI
Camera and Video
Camera and Video — specifications for J, JAM Black.
SpecificationJJAM Black
Rear camera, main
  • 8 MP
  • Single
  • 1.3 MP
  • Single
Camera specs
  • 8 MP
  • AF
  • 1.3 MP
Functions
  • LED flash
Unknown
Video
  • 720p
  • Yes
Front camera, selfie
  • 1.3 MP
  • Single
  • 0 MP,
Specifications
  • 1.3 MP
Unknown
Performance
Performance — specifications for J, JAM Black.
SpecificationJJAM Black
Processor CPU
  • Dual-core 1.5 GHz
  • Intel Bulverde 416 MHz
General specs
General specs — specifications for J, JAM Black.
SpecificationJJAM Black
Release date
  • 2012
  • April
  • 2005
  • Q3
Colors
  • Black
  • White
  • Red
  • Stylish black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 220 EUR
  • 270 EUR
Communication and Connectivity
Communication and Connectivity — specifications for J, JAM Black.
SpecificationJJAM Black
SIM card
  • Mini-SIM
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 CDMA 800
Unknown
Speed
  • HSPA
Unknown
GPRS
  • Yes
  • Class 10
Edge
  • Yes
  • No
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n
  • dual-band
  • DLNA
  • hotspot; WiMAX 802.16 e
  • No
GPS
  • Yes
  • with A-GPS
  • No
USB
  • microUSB 2.0
  • Proprietary
Bluetooth
  • 4.0
  • A2DP
  • 1.2
Music and Audio
Music and Audio — specifications for J, JAM Black.
SpecificationJJAM Black
Radio
  • No
  • No
Others
  • Beats Audio -Active noise cancellation with dedicated mic
  • Handwriting recognition
Other features
Other features — specifications for J, JAM Black.
SpecificationJJAM Black
Dop
  • Sensors Accelerometer
  • gyro
  • proximity
  • compass - MP3/AAC+/WAV/WMA player -MP4/H.264/WMV player -Organizer -Document viewer -Photo viewer/editor -Voice memo/dial/commands -Predictive text input
  • 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.