i-mate PDA2k vs ZTE X990

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

    X990: 120 g lighter

    PDA2k:
    210 g
    X990:
    90 g
  • Width

    X990: 10.6 mm narrower

    PDA2k:
    71.6 mm
    X990:
    61 mm
  • Screen diagonal

    X990: 1 in smaller diagonal

    PDA2k:
    3.5 in
    X990:
    2.5 in
  • Depth

    X990: 6.7 mm thinner

    PDA2k:
    18.7 mm
    X990:
    12 mm
  • Height

    X990: 18 mm shorter

    PDA2k:
    125 mm
    X990:
    107 mm
  • Release year

    PDA2k:
    2004
    X990:
    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. PDA2k

    Height:
    125 mm +18 mm versus X990
    Width:
    71.6 mm +10.6 mm versus X990
    Depth:
    18.7 mm +6.7 mm versus X990
  2. 2. X990

    Height:
    107 mm
    Width:
    61 mm
    Depth:
    12 mm

Weight

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

  1. 1. PDA2k

    210 g

    +120 g versus X990

  2. 2. X990

    90 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. PDA2k

    Screen diagonal:
    3.5 in
    Aspect ratio (height:width):
    4:3
    Approximate rectangular screen area:
    37.9 cm²
  2. 2. X990

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

PDA2k has approximately 96% more rectangular screen area than X990.

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.

PDA2k: Original memory entry

128 MB RAM · 64 MB ROM

X990: Original memory entry

5 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. PDA2k

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

2. X990

NFC:
Unknown
Headphone jack:
No
Memory card support:
See details microSD · up to 8 GB (dedicated slot)

Battery capacity

Capacity is not battery life. No endurance test is implied.

At least two unambiguous positive capacity values are needed for a chart. Original entries remain in the specifications.

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. PDA2k2. X990

Everyday essentials
Everyday essentials — specifications for PDA2k, X990.
SpecificationPDA2kX990
Dimensions (HxWxD)
  • 125 Х 71.6 Х 18.7 mm
  • 107 Х 61 Х 12 mm
Weight
  • 210 g
  • 90 g
Technology
  • TFT
  • TFT
Screen size
  • 3.5" inch
  • 2.5" inch
Screen resolution
  • 240 x 320 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
  • 64 MB ROM
  • 5 MB
Memory card support
  • SDIO/MMC
  • microSD
  • up to 8 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1050 mAh
  • Removable Li-Ion
  • 0 mAh,
Operating system OS
  • Microsoft Windows Mobile 2003 SE PocketPC
  • Microsoft Windows Mobile 6.5 Professional
Headphone jack
  • No
  • No
Display
Display — specifications for PDA2k, X990.
SpecificationPDA2kX990
Touchscreen
  • resistive touchscreen
  • resistive touchscreen
Display colors
  • 65K
  • 256K
Screen area
  • 37.9 cm2
  • 19.4 cm2
Screen format
  • 4:3 (height:width)
  • 4:3 (height:width)
Screen to body ratio
  • 42.4%
  • 29.7%
PPI /points per inch/
  • 114 PPI
  • 160 PPI
Camera and Video
Camera and Video — specifications for PDA2k, X990.
SpecificationPDA2kX990
Rear camera, main
  • 0.3 MP
  • Single
  • 2 MP
  • Single
Camera specs Unknown
  • 2 MP
Video
  • Yes
  • Yes
Front camera, selfie
  • 0 MP,
  • 0 MP,
Performance
Performance — specifications for PDA2k, X990.
SpecificationPDA2kX990
Processor CPU
  • Intel PXA263 400 MHz
Unknown
General specs
General specs — specifications for PDA2k, X990.
SpecificationPDA2kX990
Release date
  • 2004
  • Q3
  • 2010
  • March
Colors
  • Stylish black and silver
  • White
Battery life
  • Stand by time- Up to 168 h Talking time- Up to 4 h
  • Stand by time- Up to 480 h Talking time- Up to 8 h
Communication and Connectivity
Communication and Connectivity — specifications for PDA2k, X990.
SpecificationPDA2kX990
SIM card
  • Mini-SIM
  • Mini-SIM
GPRS
  • Class 10
  • Class 10
Edge
  • No
  • Class 10
Wi-Fi
  • Wi-Fi 802.11b
  • No
GPS
  • No
  • No
USB
  • Proprietary
  • microUSB 2.0
Bluetooth
  • 1.1
  • 2.0
  • A2DP
Harmful irradiation Unknown
  • SAR EU - 0.96 W/kg (head)
Music and Audio
Music and Audio — specifications for PDA2k, X990.
SpecificationPDA2kX990
Radio
  • No
  • Stereo FM radio
  • RDS
Other features
Other features — specifications for PDA2k, X990.
SpecificationPDA2kX990
Dop
  • Infrared port - Microsoft ActiveSync -MP3/AAC player -Predictive text input - Produced by HTC. Functionally identical to Qtek 9090
  • O2 XDA IIs
  • T-Mobile MDA III and Orange SPV M2000.
  • Windows Live Messenger -MP3/WMA/eAAC+ player -MP4/H.264 player -MS Office -Organizer -Voice memo -Predictive text input Also known as Messenger by SFR 251 Edition