O2 XDA Serra vs Sendo X

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

    X: 45 g lighter

    XDA Serra:
    165 g
    X:
    120 g
  • Width

    X: 2 mm narrower

    XDA Serra:
    51 mm
    X:
    49 mm
  • Screen diagonal

    X: 0.6 in smaller diagonal

    XDA Serra:
    2.8 in
    X:
    2.2 in
  • Chipset

    XDA Serra:
    Qualcomm MSM7201A
    X:
    TI OMAP 5910
  • Depth

    XDA Serra: 4.9 mm thinner

    XDA Serra:
    18.1 mm
    X:
    23 mm
  • Height

    XDA Serra: 8 mm shorter

    XDA Serra:
    102 mm
    X:
    110 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. XDA Serra

    Height:
    102 mm
    Width:
    51 mm +2 mm versus X
    Depth:
    18.1 mm
  2. 2. X

    Height:
    110 mm +8 mm versus XDA Serra
    Width:
    49 mm
    Depth:
    23 mm +4.9 mm versus XDA Serra

Weight

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

  1. 1. XDA Serra

    165 g

    +45 g versus X

  2. 2. X

    120 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.

At least two phones need compatible screen dimensions for a drawing.

  1. 1. XDA Serra

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

    X: Screen geometry unavailable or conflicting.

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.

XDA Serra: Original memory entry

288 MB RAM · 512 MB ROM

X: Original memory entry

32 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. XDA Serra

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

2. X

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

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. XDA Serra

    1340 mAh

    +290 mAh versus X

  2. 2. X

    1050 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. XDA Serra2. X

Everyday essentials
Everyday essentials — specifications for XDA Serra, X.
SpecificationXDA SerraX
Dimensions (HxWxD)
  • 102 Х 51 Х 18.1 mm
  • 110 Х 49 Х 23 mm
Weight
  • 165 g
  • 120 g
Technology
  • TFT
  • TFT
Screen size
  • 2.8" inch
  • 2.2" inch
Screen resolution
  • 480 x 640 px
  • 176 x 220 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 288 MB RAM
  • 512 MB ROM
  • 32 MB
Memory card support
  • microSD (dedicated slot)
  • MMC/SD
Battery Capacity is not battery life. No endurance test is implied.
  • 1340 mAh
  • Removable Li-Ion
  • 1050 mAh
  • Removable Li-Po
Operating system OS
  • Microsoft Windows Mobile 6.1 Professional
  • Symbian 6.1
  • Series 60 v1.0 UI
Chipset
  • Qualcomm MSM7201A
  • TI OMAP 5910
Headphone jack
  • No
  • No
Display
Display — specifications for XDA Serra, X.
SpecificationXDA SerraX
Touchscreen
  • resistive touchscreen
Unknown
Display colors
  • 65K
  • 65K
Screen area
  • 24.3 cm2
  • 15.2 cm2
Screen format
  • 4:3 (height:width)
Unknown
Screen to body ratio
  • 46.7%
  • 28.3%
PPI /points per inch/
  • 286 PPI
  • 0 PPI
Camera and Video
Camera and Video — specifications for XDA Serra, X.
SpecificationXDA SerraX
Rear camera, main
  • 3.15 MP
  • Single
  • 0.3 MP
  • Single
Camera specs
  • 3.15 MP
  • AF
Unknown
Functions
  • LED flash
  • LED flash
Video
  • Yes
  • Yes
Front camera, selfie
  • 0.3 MP
  • Single
  • 0 MP,
Specifications
  • VGA videocall camera
Unknown
Performance
Performance — specifications for XDA Serra, X.
SpecificationXDA SerraX
Processor CPU
  • 528 MHz ARM 11
  • 120 MHz ARM925T
Graphics processor GPU
  • Adreno 130
Unknown
General specs
General specs — specifications for XDA Serra, X.
SpecificationXDA SerraX
Release date
  • 2008
  • July
  • 2003
  • Q4
Colors
  • Black
Unknown
Battery life
  • Stand by time- Up to 406 h Talking time- Up to 8 h
  • Stand by time- Up to 170 h Talking time- Up to 7 h
Communication and Connectivity
Communication and Connectivity — specifications for XDA Serra, X.
SpecificationXDA SerraX
SIM card
  • Mini-SIM
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
Unknown
Speed
  • HSPA 7.2/0.384 Mbps
Unknown
GPRS
  • Class 10
  • Class 8
Edge
  • Class 10
  • No
Wi-Fi
  • Wi-Fi 802.11 b/g
  • No
GPS
  • Yes
  • with A-GPS
  • No
USB
  • miniUSB
  • Proprietary
Bluetooth
  • 2.0
  • A2DP
  • 1.1
Music and Audio
Music and Audio — specifications for XDA Serra, X.
SpecificationXDA SerraX
Radio
  • Stereo FM radio
  • RDS
  • No
Others
  • Handwriting recognition
Unknown
Other features
Other features — specifications for XDA Serra, X.
SpecificationXDA SerraX
Dop
  • Sensors Accelerometer MP3/WAV/WMA player -MP4/WMV/3gp player -Pocket Office -Voice memo -Predictive text input
  • Infrared port - MP4/MP3 player -Sync ML