MWg UBiQUiO 501 vs O2 XDA Serra

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

    UBiQUiO 501: 45 g lighter

    UBiQUiO 501:
    120 g
    XDA Serra:
    165 g
  • Width

    XDA Serra: 14 mm narrower

    UBiQUiO 501:
    65 mm
    XDA Serra:
    51 mm
  • Screen diagonal

    UBiQUiO 501: 0.3 in smaller diagonal

    UBiQUiO 501:
    2.5 in
    XDA Serra:
    2.8 in
  • Chipset

    UBiQUiO 501:
    TI OMAP 750
    XDA Serra:
    Qualcomm MSM7201A
  • Depth

    UBiQUiO 501: 4.6 mm thinner

    UBiQUiO 501:
    13.5 mm
    XDA Serra:
    18.1 mm
  • Height

    XDA Serra: 20 mm shorter

    UBiQUiO 501:
    122 mm
    XDA Serra:
    102 mm

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. UBiQUiO 501

    Height:
    122 mm +20 mm versus XDA Serra
    Width:
    65 mm +14 mm versus XDA Serra
    Depth:
    13.5 mm
  2. 2. XDA Serra

    Height:
    102 mm
    Width:
    51 mm
    Depth:
    18.1 mm +4.6 mm versus UBiQUiO 501

Weight

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

  1. 1. UBiQUiO 501

    120 g

  2. 2. XDA Serra

    165 g

    +45 g versus UBiQUiO 501

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. UBiQUiO 501

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

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

XDA Serra has approximately 25.4% more rectangular screen area than UBiQUiO 501.

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.

UBiQUiO 501: Original memory entry

64 MB RAM · 128 MB ROM

XDA Serra: Original memory entry

288 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. UBiQUiO 501

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

2. XDA Serra

NFC:
Unknown
Headphone jack:
No
Memory card support:
See details microSD (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. UBiQUiO 501

    1250 mAh

  2. 2. XDA Serra

    1340 mAh

    +90 mAh versus UBiQUiO 501

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. UBiQUiO 5012. XDA Serra

Everyday essentials
Everyday essentials — specifications for UBiQUiO 501, XDA Serra.
SpecificationUBiQUiO 501XDA Serra
Dimensions (HxWxD)
  • 122 Х 65 Х 13.5 mm
  • 102 Х 51 Х 18.1 mm
Weight
  • 120 g
  • 165 g
Technology
  • TFT
  • TFT
Screen size
  • 2.5" inch
  • 2.8" inch
Screen resolution
  • 240 x 320 px
  • 480 x 640 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 64 MB RAM
  • 128 MB ROM
  • 288 MB RAM
  • 512 MB ROM
Memory card support
  • miniSD
  • microSD (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1250 mAh
  • Removable Li-Ion
  • 1340 mAh
  • Removable Li-Ion
Operating system OS
  • Microsoft Windows Mobile 6 Professional
  • Microsoft Windows Mobile 6.1 Professional
Chipset
  • TI OMAP 750
  • Qualcomm MSM7201A
Headphone jack
  • No
  • No
Display
Display — specifications for UBiQUiO 501, XDA Serra.
SpecificationUBiQUiO 501XDA Serra
Touchscreen
  • resistive touchscreen
  • resistive touchscreen
Display colors
  • 65K
  • 65K
Screen area
  • 19.4 cm2
  • 24.3 cm2
Screen format
  • 4:3 (height:width)
  • 4:3 (height:width)
Screen to body ratio
  • 24.4%
  • 46.7%
PPI /points per inch/
  • 160 PPI
  • 286 PPI
Camera and Video
Camera and Video — specifications for UBiQUiO 501, XDA Serra.
SpecificationUBiQUiO 501XDA Serra
Rear camera, main
  • 2 MP
  • Single
  • 3.15 MP
  • Single
Camera specs
  • 2 MP
  • 3.15 MP
  • AF
Functions Unknown
  • LED flash
Video
  • Yes
  • Yes
Front camera, selfie
  • 0 MP,
  • 0.3 MP
  • Single
Specifications Unknown
  • VGA videocall camera
Performance
Performance — specifications for UBiQUiO 501, XDA Serra.
SpecificationUBiQUiO 501XDA Serra
Processor CPU
  • 200 MHz ARM926EJ-S
  • 528 MHz ARM 11
Graphics processor GPU Unknown
  • Adreno 130
General specs
General specs — specifications for UBiQUiO 501, XDA Serra.
SpecificationUBiQUiO 501XDA Serra
Release date
  • 2008
  • March
  • 2008
  • July
Colors
  • Black
  • Black
Battery life Unknown
  • Stand by time- Up to 406 h Talking time- Up to 8 h
Communication and Connectivity
Communication and Connectivity — specifications for UBiQUiO 501, XDA Serra.
SpecificationUBiQUiO 501XDA Serra
SIM card
  • Mini-SIM
  • Mini-SIM
Network Unknown
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
Speed Unknown
  • HSPA 7.2/0.384 Mbps
GPRS
  • Class 10
  • Class 10
Edge
  • No
  • Class 10
Wi-Fi
  • Wi-Fi 802.11b/g
  • Wi-Fi 802.11 b/g
GPS
  • No
  • Yes
  • with A-GPS
USB
  • miniUSB 1.1
  • miniUSB
Bluetooth
  • 1.2
  • A2DP
  • 2.0
  • A2DP
Music and Audio
Music and Audio — specifications for UBiQUiO 501, XDA Serra.
SpecificationUBiQUiO 501XDA Serra
Radio
  • No
  • Stereo FM radio
  • RDS
Others Unknown
  • Handwriting recognition
Other features
Other features — specifications for UBiQUiO 501, XDA Serra.
SpecificationUBiQUiO 501XDA Serra
Dop
  • Infrared port - MP3/AAC player -Pocket Office -Predictive text input -Organizer -Voice memo
  • Sensors Accelerometer MP3/WAV/WMA player -MP4/WMV/3gp player -Pocket Office -Voice memo -Predictive text input