O2 XDA Comet vs Sony Ericsson Xperia X1

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.

  • Width

    Xperia X1: 5.4 mm narrower

    XDA Comet:
    58 mm
    Xperia X1:
    52.6 mm
  • Screen diagonal

    XDA Comet: 0.3 in smaller diagonal

    XDA Comet:
    2.7 in
    Xperia X1:
    3 in
  • Depth

    Xperia X1: 2 mm thinner

    XDA Comet:
    19 mm
    Xperia X1:
    17 mm
  • Height

    XDA Comet: 4.5 mm shorter

    XDA Comet:
    106 mm
    Xperia X1:
    110.5 mm
  • Release year

    XDA Comet:
    2007
    Xperia X1:
    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. XDA Comet

    Height:
    106 mm
    Width:
    58 mm +5.4 mm versus Xperia X1
    Depth:
    19 mm +2 mm versus Xperia X1
  2. 2. Xperia X1

    Height:
    110.5 mm +4.5 mm versus XDA Comet
    Width:
    52.6 mm
    Depth:
    17 mm

Weight

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

  1. 1. XDA Comet

    145 g

  2. 2. Xperia X1

    145 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. XDA Comet

    Screen diagonal:
    2.7 in
    Aspect ratio (height:width):
    4:3
    Approximate rectangular screen area:
    22.6 cm²
  2. 2. Xperia X1

    Screen diagonal:
    3 in
    Aspect ratio (height:width):
    5:3
    Approximate rectangular screen area:
    25.6 cm²

Xperia X1 has approximately 13.5% more rectangular screen area than XDA Comet.

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 Comet: Original memory entry

64 MB RAM · 1 GB ROM

Xperia X1: Original memory entry

256 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. XDA Comet

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

2. Xperia X1

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD (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. XDA Comet2. Xperia X1

Everyday essentials
Everyday essentials — specifications for XDA Comet, Xperia X1.
SpecificationXDA CometXperia X1
Dimensions (HxWxD)
  • 106 Х 58 Х 19 mm
  • 110.5 Х 52.6 Х 17 mm
Weight
  • 145 g
  • 145 g
Technology
  • TFT
  • TFT
Screen size
  • 2.7" inch
  • 3" inch
Screen resolution
  • 240 x 320 px
  • 480 x 800 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 64 MB RAM
  • 1 GB ROM
  • 256 MB RAM
  • 512 MB ROM
Memory card support
  • miniSD
  • microSD (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 0 mAh,
  • 1500 mAh
  • Removable Li-Po
Operating system OS
  • Microsoft Windows Mobile 6.0 Professional
  • Microsoft Windows Mobile 6.1 Professional
Chipset Unknown
  • Qualcomm MSM7200
Headphone jack
  • No
  • Yes
Display
Display — specifications for XDA Comet, Xperia X1.
SpecificationXDA CometXperia X1
Touchscreen
  • resistive touchscreen
  • resistive touchscreen
Display colors
  • 65K
  • 65K
Screen area
  • 22.6 cm2
  • 25.6 cm2
Screen format
  • 4:3 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 36.7%
  • 44.1%
PPI /points per inch/
  • 148 PPI
  • 311 PPI
Camera and Video
Camera and Video — specifications for XDA Comet, Xperia X1.
SpecificationXDA CometXperia X1
Rear camera, main
  • 2 MP
  • Single
  • 3.15 MP
  • Single
Camera specs
  • 2 MP
  • 3.15 MP
  • AF
Functions
  • LED flash
  • LED flash
Video
  • Yes
  • 480p@30fps
Front camera, selfie
  • 0.3 MP
  • Single
  • 0.3 MP
  • Single
Specifications
  • VGA videocall camera
  • Videocall camera
Performance
Performance — specifications for XDA Comet, Xperia X1.
SpecificationXDA CometXperia X1
Processor CPU
  • Intel XScale PXA 270 620 MHz
  • 528 MHz ARM 11
General specs
General specs — specifications for XDA Comet, Xperia X1.
SpecificationXDA CometXperia X1
Release date
  • 2007
  • September
  • 2008
  • February
Colors
  • Silver
  • Solid Black
  • Steel Silver
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 220 EUR
Battery life
  • Stand by time- Up to 200 h Talking time- Up to 6 h
  • Stand by time- Up to 833 h (2G) / Up to 640 h (3G) Talking time- Up to 10 h (2G) / Up to 6 h (3G)
Communication and Connectivity
Communication and Connectivity — specifications for XDA Comet, Xperia X1.
SpecificationXDA CometXperia X1
SIM card
  • Mini-SIM
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 900 / 1800 / 1900
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
Speed
  • HSPA
  • HSPA 7.2/2 Mbps
GPRS
  • Class 10
  • Class 10
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11b/g
  • Wi-Fi 802.11b/g
GPS
  • No
  • Yes
  • with A-GPS
USB
  • miniUSB
  • miniUSB 2.0
Bluetooth
  • 1.2
  • 2.0
  • A2DP
Harmful irradiation Unknown
  • SAR EU - 0.57 W/kg (head)
Music and Audio
Music and Audio — specifications for XDA Comet, Xperia X1.
SpecificationXDA CometXperia X1
Radio
  • Stereo FM radio
  • RDS
  • Stereo FM radio
  • RDS
Others
  • Handwriting recognition
Unknown
Other features
Other features — specifications for XDA Comet, Xperia X1.
SpecificationXDA CometXperia X1
Dop
  • Infrared port - Pocket Office -Voice memo -MP3/AAC player
  • MP3/AAC/MP4 player -Pocket Office -Photo editor -Organizer -Predictive text input -Voice memo/dial Optical trackpad