Asus P550 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

    P550: 5 g lighter

    P550:
    160 g
    XDA Serra:
    165 g
  • Width

    XDA Serra: 8 mm narrower

    P550:
    59 mm
    XDA Serra:
    51 mm
  • Depth

    XDA Serra: 0.9 mm thinner

    P550:
    19 mm
    XDA Serra:
    18.1 mm
  • Height

    XDA Serra: 14.8 mm shorter

    P550:
    116.8 mm
    XDA Serra:
    102 mm
  • Release year

    P550:
    2006
    XDA Serra:
    2008

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. P550

    Height:
    116.8 mm +14.8 mm versus XDA Serra
    Width:
    59 mm +8 mm versus XDA Serra
    Depth:
    19 mm +0.9 mm versus XDA Serra
  2. 2. XDA Serra

    Height:
    102 mm
    Width:
    51 mm
    Depth:
    18.1 mm

Weight

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

  1. 1. P550

    160 g

  2. 2. XDA Serra

    165 g

    +5 g versus P550

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. P550

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

    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.

P550: Original memory entry

128 MB

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. P550

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. P550

    1300 mAh

  2. 2. XDA Serra

    1340 mAh

    +40 mAh versus P550

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. P5502. XDA Serra

Everyday essentials
Everyday essentials — specifications for P550, XDA Serra.
SpecificationP550XDA Serra
Dimensions (HxWxD)
  • 116.8 Х 59 Х 19 mm
  • 102 Х 51 Х 18.1 mm
Weight
  • 160 g
  • 165 g
Technology
  • TFT
  • TFT
Screen size
  • 2.8" 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.
  • 128 MB
  • 288 MB RAM
  • 512 MB ROM
Memory card support
  • miniSD
  • microSD (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1300 mAh
  • Removable Li-Ion
  • 1340 mAh
  • Removable Li-Ion
Operating system OS
  • Microsoft Windows Mobile 5.0 PocketPC
  • Microsoft Windows Mobile 6.1 Professional
Chipset Unknown
  • Qualcomm MSM7201A
Headphone jack
  • No
  • No
Display
Display — specifications for P550, XDA Serra.
SpecificationP550XDA Serra
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
  • 35.2%
  • 46.7%
PPI /points per inch/
  • 143 PPI
  • 286 PPI
Camera and Video
Camera and Video — specifications for P550, XDA Serra.
SpecificationP550XDA Serra
Rear camera, main
  • 2 MP
  • Single
  • 3.15 MP
  • Single
Camera specs
  • 2 MP
  • AF
  • 3.15 MP
  • AF
Functions
  • LED flash
  • LED flash
Video
  • Yes
  • Yes
Front camera, selfie
  • 0 MP,
  • 0.3 MP
  • Single
Specifications Unknown
  • VGA videocall camera
Performance
Performance — specifications for P550, XDA Serra.
SpecificationP550XDA Serra
Processor CPU
  • Intel XScale 416 MHz
  • 528 MHz ARM 11
Graphics processor GPU Unknown
  • Adreno 130
General specs
General specs — specifications for P550, XDA Serra.
SpecificationP550XDA Serra
Release date
  • 2006
  • March
  • 2008
  • July
Colors
  • Silver
  • Black
Battery life
  • Stand by time- Up to 150 h Talking time- Up to 5 h
  • Stand by time- Up to 406 h Talking time- Up to 8 h
Communication and Connectivity
Communication and Connectivity — specifications for P550, XDA Serra.
SpecificationP550XDA 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
  • Wi-Fi 802.11 b/g
GPS
  • No
  • Yes
  • with A-GPS
USB
  • miniUSB
  • miniUSB
Bluetooth
  • 2.0
  • 2.0
  • A2DP
Music and Audio
Music and Audio — specifications for P550, XDA Serra.
SpecificationP550XDA Serra
Radio
  • No
  • Stereo FM radio
  • RDS
Others Unknown
  • Handwriting recognition
Other features
Other features — specifications for P550, XDA Serra.
SpecificationP550XDA Serra
Dop
  • Infrared port - Business card scanner -Voice Recognition and Hand-free mode -Information Security -Flight Mode -MP3 Player -Pocket Office -Organizer -Voice memo -World time -Currency converter -Stopwatch
  • Sensors Accelerometer MP3/WAV/WMA player -MP4/WMV/3gp player -Pocket Office -Voice memo -Predictive text input