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i-mate JAM vs O2 XDA Stellar

Compare recorded specifications, size and practical differences.

i-mate JAM

i-mate JAM

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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

    JAM: 40 g lighter

    JAM:
    150 g
    XDA Stellar:
    190 g
  • Width

    JAM: 1 mm narrower

    JAM:
    58 mm
    XDA Stellar:
    59 mm
  • Depth

    JAM: 0.6 mm thinner

    JAM:
    18 mm
    XDA Stellar:
    18.6 mm
  • Height

    JAM: 4 mm shorter

    JAM:
    108 mm
    XDA Stellar:
    112 mm
  • Release year

    JAM:
    2004
    XDA Stellar:
    2007

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.

Front
Front — relative 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. JAM: height 108 mm; Width 58 mm. XDA Stellar: height 112 mm; Width 59 mm. JAM: 108 × 58 mm 1 XDA Stellar: 112 × 59 mm 2
Side
Side — relative 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. JAM: height 108 mm; Depth 18 mm. XDA Stellar: height 112 mm; Depth 18.6 mm. JAM: 108 × 18 mm 1 XDA Stellar: 112 × 18.6 mm 2
  1. 1. JAM

    Height:
    108 mm
    Width:
    58 mm
    Depth:
    18 mm
    Weight:
    150 g
  2. 2. XDA Stellar

    Height:
    112 mm +4 mm versus JAM
    Width:
    59 mm +1 mm versus JAM
    Depth:
    18.6 mm +0.6 mm versus JAM
    Weight:
    190 g

Weight

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

  1. 1. JAM

    150 g

  2. 2. XDA Stellar

    190 g

    +40 g versus JAM

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.

Screen size
Relative rectangular screen sizes; numbers match the phone labels below 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. JAM: screen diagonal 2.8 in; aspect ratio (height:width) 4:3; approximate rectangular area 24.3 cm². XDA Stellar: screen diagonal 2.8 in; aspect ratio (height:width) 4:3; approximate rectangular area 24.3 cm². JAM: 2.8 in, 4:3, About 24.3 cm² rectangular area 1 XDA Stellar: 2.8 in, 4:3, About 24.3 cm² rectangular area 2
  1. 1. JAM

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

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

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: Original memory entry

64 MB RAM

XDA Stellar: Original memory entry

128 MB RAM · 256 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

NFC:
Unknown
Headphone jack:
No
Memory card support:
See details SDIO/MMC · up to 2 GB

2. XDA Stellar

NFC:
Unknown
Headphone jack:
No
Memory card support:
See details microSD

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

    1200 mAh

  2. 2. XDA Stellar

    1350 mAh

    +150 mAh versus JAM

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. JAM2. XDA Stellar

Everyday essentials
Everyday essentials — specifications for JAM, XDA Stellar.
SpecificationJAMXDA Stellar
Dimensions (HxWxD)
  • 108 Х 58 Х 18 mm
  • 112 Х 59 Х 18.6 mm
Weight
  • 150 g
  • 190 g
Technology
  • TFT
  • TFT
Screen size
  • 2.8" inch
  • 2.8" inch
Screen resolution
  • 240 x 320 px
  • 240 x 320 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 64 MB RAM
  • 128 MB RAM
  • 256 MB ROM
Memory card support
  • SDIO/MMC
  • up to 2 GB
  • microSD
Battery Capacity is not battery life. No endurance test is implied.
  • 1200 mAh
  • Removable Li-Ion
  • 1350 mAh
  • Removable Li-Ion
Operating system OS
  • Microsoft Windows Mobile 2003 SE PocketPC
  • Microsoft Windows Mobile 6.0 Professional
Chipset Unknown
  • Qualcomm MSM7200
Headphone jack
  • No
  • No
Display
Display — specifications for JAM, XDA Stellar.
SpecificationJAMXDA Stellar
Touchscreen
  • resistive touchscreen
  • resistive touchscreen
Display colors
  • 65K
  • 65K
Screen area
  • 24.3 cm2
  • 24.3 cm2
Screen format
  • 4:3 (height:width)
  • 4:3 (height:width)
Screen to body ratio
  • 38.8%
  • 36.7%
PPI /points per inch/
  • 143 PPI
  • 143 PPI
Camera and Video
Camera and Video — specifications for JAM, XDA Stellar.
SpecificationJAMXDA Stellar
Rear camera, main
  • 1.3 MP
  • Single
  • 3.15 MP
  • Single
Camera specs
  • 1.3 MP
  • 3.15 MP
  • AF
Video
  • Yes
  • Yes
Front camera, selfie
  • 0 MP,
  • 0.3 MP
  • Single
Specifications Unknown
  • VGA videocall camera
Performance
Performance — specifications for JAM, XDA Stellar.
SpecificationJAMXDA Stellar
Processor CPU
  • Intel PXA272 416 MHz
  • 400 MHz ARM 11
Graphics processor GPU Unknown
  • Adreno 130
General specs
General specs — specifications for JAM, XDA Stellar.
SpecificationJAMXDA Stellar
Release date
  • 2004
  • Q4
  • 2007
  • November
Colors
  • Stylish black and silver
  • Silver
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 260 EUR
Unknown
Battery life
  • Stand by time- Up to 180 h Talking time- Up to 3 h 30 min
  • Stand by time- Up to 365 h Talking time- Up to 5 h
Communication and Connectivity
Communication and Connectivity — specifications for JAM, XDA Stellar.
SpecificationJAMXDA Stellar
SIM card
  • Mini-SIM
  • Mini-SIM
Network Unknown
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
Speed Unknown
  • HSPA 3.6/0.384 Mbps
GPRS
  • Class 10
  • Class 10
Edge
  • No
  • Class 10
Wi-Fi
  • No
  • Wi-Fi 802.11b/g
GPS
  • No
  • Yes
  • with A-GPS
USB
  • Proprietary
  • 2.0
Bluetooth
  • Yes
  • 2.0
Music and Audio
Music and Audio — specifications for JAM, XDA Stellar.
SpecificationJAMXDA Stellar
Radio
  • No
  • No
Others
  • Handwriting recognition
  • Handwriting recognition
Other features
Other features — specifications for JAM, XDA Stellar.
SpecificationJAMXDA Stellar
Dop
  • Infrared port - Pocket Office -Voice memo -MP3/AAC player -Predictive text input - Produced by HTC. Functionally identical to Qtek S100
  • O2 XDA II mini and T-Mobile MDA Compact.
  • Pocket Office -Business card reader -Voice memo -Media Player 10 HTC Kaiser platform