O2 XDA Serra vs Thuraya SG-2520

Compare recorded specifications, size and practical differences.

+ Add a third phone

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

    XDA Serra: 5 g lighter

    XDA Serra:
    165 g
    SG-2520:
    170 g
  • Width

    XDA Serra: 2 mm narrower

    XDA Serra:
    51 mm
    SG-2520:
    53 mm
  • Screen diagonal

    SG-2520: 0.9 in smaller diagonal

    XDA Serra:
    2.8 in
    SG-2520:
    1.9 in
  • Depth

    XDA Serra: 0.7 mm thinner

    XDA Serra:
    18.1 mm
    SG-2520:
    18.8 mm
  • Height

    XDA Serra: 36.5 mm shorter

    XDA Serra:
    102 mm
    SG-2520:
    138.5 mm
  • Release year

    XDA Serra:
    2008
    SG-2520:
    2007

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
    Depth:
    18.1 mm
  2. 2. SG-2520

    Height:
    138.5 mm +36.5 mm versus XDA Serra
    Width:
    53 mm +2 mm versus XDA Serra
    Depth:
    18.8 mm +0.7 mm versus XDA Serra

Weight

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

  1. 1. XDA Serra

    165 g

  2. 2. SG-2520

    170 g

    +5 g versus XDA Serra

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. SG-2520

    SG-2520: 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

SG-2520: Original memory entry

128 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. SG-2520

NFC:
Unknown
Headphone jack:
No
Memory card support:
See details SD ( 128 MB included )

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

    +60 mAh versus SG-2520

  2. 2. SG-2520

    1280 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. SG-2520

Everyday essentials
Everyday essentials — specifications for XDA Serra, SG-2520.
SpecificationXDA SerraSG-2520
Dimensions (HxWxD)
  • 102 Х 51 Х 18.1 mm
  • 138.5 Х 53 Х 18.8 mm
Weight
  • 165 g
  • 170 g
Technology
  • TFT
  • TFT
Screen size
  • 2.8" inch
  • 1.9" 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
  • 128 MB
Memory card support
  • microSD (dedicated slot)
  • SD ( 128 MB included )
Battery Capacity is not battery life. No endurance test is implied.
  • 1340 mAh
  • Removable Li-Ion
  • 1280 mAh
  • Removable Li-Ion
Operating system OS
  • Microsoft Windows Mobile 6.1 Professional
  • WinCE 4.2
Chipset
  • Qualcomm MSM7201A
Unknown
Headphone jack
  • No
  • No
Display
Display — specifications for XDA Serra, SG-2520.
SpecificationXDA SerraSG-2520
Touchscreen
  • resistive touchscreen
Unknown
Display colors
  • 65K
  • 256K
Screen area
  • 24.3 cm2
  • 11.4 cm2
Screen format
  • 4:3 (height:width)
Unknown
Screen to body ratio
  • 46.7%
  • 15.5%
PPI /points per inch/
  • 286 PPI
  • 0 PPI
Camera and Video
Camera and Video — specifications for XDA Serra, SG-2520.
SpecificationXDA SerraSG-2520
Rear camera, main
  • 3.15 MP
  • Single
  • 1.3 MP
  • Single
Camera specs
  • 3.15 MP
  • AF
  • 1.3 MP
Functions
  • LED flash
Unknown
Video
  • Yes
  • Yes
Front camera, selfie
  • 0.3 MP
  • Single
  • 0 MP,
Specifications
  • VGA videocall camera
Unknown
Performance
Performance — specifications for XDA Serra, SG-2520.
SpecificationXDA SerraSG-2520
Processor CPU
  • 528 MHz ARM 11
Unknown
Graphics processor GPU
  • Adreno 130
Unknown
General specs
General specs — specifications for XDA Serra, SG-2520.
SpecificationXDA SerraSG-2520
Release date
  • 2008
  • July
  • 2007
  • March
Colors
  • Black
  • Light Silver
  • Dark Gray
Battery life
  • Stand by time- Up to 406 h Talking time- Up to 8 h
  • Stand by time- Up to 75 h Talking time- Up to 4 h
Communication and Connectivity
Communication and Connectivity — specifications for XDA Serra, SG-2520.
SpecificationXDA SerraSG-2520
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 10
Edge
  • Class 10
  • No
Wi-Fi
  • Wi-Fi 802.11 b/g
  • No
GPS
  • Yes
  • with A-GPS
  • Yes
USB
  • miniUSB
  • 1.1
Bluetooth
  • 2.0
  • A2DP
  • 1.1
Music and Audio
Music and Audio — specifications for XDA Serra, SG-2520.
SpecificationXDA SerraSG-2520
Radio
  • Stereo FM radio
  • RDS
  • No
Others
  • Handwriting recognition
  • Wallpapers
  • screensavers
Other features
Other features — specifications for XDA Serra, SG-2520.
SpecificationXDA SerraSG-2520
Dop
  • Sensors Accelerometer MP3/WAV/WMA player -MP4/WMV/3gp player -Pocket Office -Voice memo -Predictive text input
  • Infrared port - MP3/AAC/MP4/AMR player -eZi Text Input -Organizer -Voice memo -File browser