i-mate Ultimate 8150 vs Vodafone 1231

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

    1231: 22 g lighter

    Ultimate 8150:
    152 g
    1231:
    130 g
  • Width

    Ultimate 8150: 4.9 mm narrower

    Ultimate 8150:
    60.5 mm
    1231:
    65.4 mm
  • Depth

    1231: 1 mm thinner

    Ultimate 8150:
    15.5 mm
    1231:
    14.5 mm
  • Height

    1231: 5.5 mm shorter

    Ultimate 8150:
    118.5 mm
    1231:
    113 mm
  • Release year

    Ultimate 8150:
    2007
    1231:
    2009

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. Ultimate 8150

    Height:
    118.5 mm +5.5 mm versus 1231
    Width:
    60.5 mm
    Depth:
    15.5 mm +1 mm versus 1231
  2. 2. 1231

    Height:
    113 mm
    Width:
    65.4 mm +4.9 mm versus Ultimate 8150
    Depth:
    14.5 mm

Weight

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

  1. 1. Ultimate 8150

    152 g

    +22 g versus 1231

  2. 2. 1231

    130 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. Ultimate 8150

    Screen diagonal:
    2.6 in
    Aspect ratio (height:width):
    4:3
    Approximate rectangular screen area:
    20.9 cm²
  2. 2. 1231

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

Ultimate 8150 has approximately 8.2% more rectangular screen area than 1231.

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.

Ultimate 8150: Original memory entry

128 MB RAM · 256 MB ROM

1231: Original memory entry

48 MB

Practical features

Explicit Yes and No values are shown directly. Qualified or regional records retain their details. Unknown means the record is missing.

1. Ultimate 8150

NFC:
Unknown
Headphone jack:
No
Memory card support:
See details microSD (dedicated slot)

2. 1231

NFC:
Unknown
Headphone jack:
No
Memory card support:
See details microSD · up to 4 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. Ultimate 8150

    1530 mAh

    +430 mAh versus 1231

  2. 2. 1231

    1100 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. Ultimate 81502. 1231

Everyday essentials
Everyday essentials — specifications for Ultimate 8150, 1231.
SpecificationUltimate 81501231
Dimensions (HxWxD)
  • 118.5 Х 60.5 Х 15.5 mm
  • 113 Х 65.4 Х 14.5 mm
Weight
  • 152 g
  • 130 g
Technology
  • TFT
  • TFT
Screen size
  • 2.6" inch
  • 2.5" inch
Screen resolution
  • 480 x 640 px
  • 320 x 240 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 128 MB RAM
  • 256 MB ROM
  • 48 MB
Memory card support
  • microSD (dedicated slot)
  • microSD
  • up to 4 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1530 mAh
  • Removable Li-Ion
  • 1100 mAh
  • Removable Li-Ion
Operating system OS
  • Microsoft Windows Mobile 6.0 Professional
  • Microsoft Windows Mobile 6.1 Standard
Headphone jack
  • No
  • No
Display
Display — specifications for Ultimate 8150, 1231.
SpecificationUltimate 81501231
Touchscreen
  • resistive touchscreen
Unknown
Display colors
  • 65K
  • 65K
Screen area
  • 20.9 cm2
  • 19.4 cm2
Screen format
  • 4:3 (height:width)
  • 4:3 (height:width)
Screen to body ratio
  • 29.2%
  • 26.2%
PPI /points per inch/
  • 308 PPI
  • 160 PPI
Camera and Video
Camera and Video — specifications for Ultimate 8150, 1231.
SpecificationUltimate 81501231
Rear camera, main
  • 2 MP
  • Single
  • 1.3 MP
  • Single
Camera specs
  • 2 MP
  • AF
  • 1.3 MP
Video
  • Yes
  • Yes
Front camera, selfie
  • 0.3 MP
  • Single
  • 0 MP,
Specifications
  • VGA videocall camera
Unknown
Performance
Performance — specifications for Ultimate 8150, 1231.
SpecificationUltimate 81501231
Processor CPU
  • Intel XScale PXA270 520 MHz
Unknown
General specs
General specs — specifications for Ultimate 8150, 1231.
SpecificationUltimate 81501231
Release date
  • 2007
  • February
  • 2009
  • June
Colors
  • Silver
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 260 EUR
Unknown
Battery life Unknown
  • Stand by time- Up to 230 h Talking time- Up to 5 h
Communication and Connectivity
Communication and Connectivity — specifications for Ultimate 8150, 1231.
SpecificationUltimate 81501231
SIM card
  • Mini-SIM
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
Unknown
Speed
  • HSPA
Unknown
GPRS
  • Class 10
  • Class 10
Edge
  • Class 10
  • Class 10
Wi-Fi
  • Wi-Fi 802.11 b/g/e/i
  • No
GPS
  • No
  • Yes
USB
  • miniUSB
  • Proprietary
Bluetooth
  • 2.0
  • A2DP
  • 2.0
  • A2DP
Harmful irradiation Unknown
  • SAR EU - 0.69 W/kg (head)
Music and Audio
Music and Audio — specifications for Ultimate 8150, 1231.
SpecificationUltimate 81501231
Radio
  • Stereo FM radio
  • No
Others
  • Handwriting recognition
Unknown
Other features
Other features — specifications for Ultimate 8150, 1231.
SpecificationUltimate 81501231
Dop
  • Infrared port - Voice memo -MP3/AAC/AAC+/WMA/OGG/AMR player -WMV/MP4 player -Pocket Office -File manager -TV-out
  • MP3/MP4 player -Organizer -Voice memo -Predictive text input