Sony Ericsson Xperia X8 vs T-Mobile Comet

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.

  • Width

    Xperia X8: 1.9 mm narrower

    Xperia X8:
    54 mm
    Comet:
    55.9 mm
  • Screen diagonal

    Comet: 0.2 in smaller diagonal

    Xperia X8:
    3 in
    Comet:
    2.8 in
  • Chipset

    Xperia X8:
    Qualcomm MSM7227 Snapdragon S1
    Comet:
    Qualcomm MSM7225 Snapdragon S1
  • Depth

    Comet: 2.3 mm thinner

    Xperia X8:
    15 mm
    Comet:
    12.7 mm
  • Height

    Xperia X8: 5.1 mm shorter

    Xperia X8:
    99 mm
    Comet:
    104.1 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. Xperia X8

    Height:
    99 mm
    Width:
    54 mm
    Depth:
    15 mm +2.3 mm versus Comet
  2. 2. Comet

    Height:
    104.1 mm +5.1 mm versus Xperia X8
    Width:
    55.9 mm +1.9 mm versus Xperia X8
    Depth:
    12.7 mm

Weight

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

  1. 1. Xperia X8

    104 g

    +1.9 g versus Comet

  2. 2. Comet

    102.1 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. Xperia X8

    Screen diagonal:
    3 in
    Aspect ratio (height:width):
    3:2
    Approximate rectangular screen area:
    26.8 cm²
  2. 2. Comet

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

Xperia X8 has approximately 10.4% more rectangular screen area than 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.

Xperia X8: Original memory entry

128 MB · 168 MB RAM

Practical features

Explicit Yes and No values are shown directly. Qualified or regional records retain their details. Unknown means the record is missing.

1. Xperia X8

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 16 GB (dedicated slot) · 2 GB included

2. Comet

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 GB (dedicated slot) · 2 GB 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. Xperia X8

    1200 mAh

  2. 2. Comet

    1200 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. Xperia X82. Comet

Everyday essentials
Everyday essentials — specifications for Xperia X8, Comet.
SpecificationXperia X8Comet
Dimensions (HxWxD)
  • 99 Х 54 Х 15 mm
  • 104.1 Х 55.9 Х 12.7 mm
Weight
  • 104 g
  • 102.1 g
Technology
  • TFT
  • TFT
Screen size
  • 3" inch
  • 2.8" inch
Screen resolution
  • 320 x 480 px
  • 240 x 320 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 128 MB
  • 168 MB RAM
Unknown
Memory card support
  • microSD
  • up to 16 GB (dedicated slot)
  • 2 GB included
  • microSD
  • up to 32 GB (dedicated slot)
  • 2 GB included
Battery Capacity is not battery life. No endurance test is implied.
  • 1200 mAh
  • Removable Li-Po
  • 1200 mAh
  • Removable Li-Ion
Operating system OS
  • Android 1.6 (Donut)
  • upgradable to 2.1 (Eclair)
  • Android 2.2 (Froyo)
Chipset
  • Qualcomm MSM7227 Snapdragon S1
  • Qualcomm MSM7225 Snapdragon S1
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Xperia X8, Comet.
SpecificationXperia X8Comet
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 256K
Screen area
  • 26.8 cm2
  • 24.3 cm2
Screen format
  • 3:2 (height:width)
  • 4:3 (height:width)
Screen to body ratio
  • 50.1%
  • 41.7%
PPI /points per inch/
  • 192 PPI
  • 143 PPI
Screen protection
  • Scratch-resistant glass
Unknown
Camera and Video
Camera and Video — specifications for Xperia X8, Comet.
SpecificationXperia X8Comet
Rear camera, main
  • 3.15 MP
  • Single
  • 3.15 MP
  • Single
Camera specs
  • 3.15 MP
  • 3.15 MP
Video
  • 480p@30fps
  • CIF
Front camera, selfie
  • 0 MP,
  • 0 MP,
Performance
Performance — specifications for Xperia X8, Comet.
SpecificationXperia X8Comet
Processor CPU
  • 600 MHz ARM 11
  • 528 MHz ARM 11
Graphics processor GPU
  • Adreno 200
  • No
General specs
General specs — specifications for Xperia X8, Comet.
SpecificationXperia X8Comet
Release date
  • 2010
  • June
  • 2010
  • November
Colors
  • White
  • Dark Blue/ White
  • Aqua Blue/ White
  • Pink/ White
  • Silver/ White
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 100 EUR
  • 150 EUR
Battery life
  • Stand by time- Up to 446 h (2G) / Up to 476 h (3G) Talking time- Up to 4 h 45 min (2G) / Up to 5 h 40 min (3G) Music play - Up to 23 h 40 min
  • Stand by time- Up to 288 h Talking time- Up to 9 h
Communication and Connectivity
Communication and Connectivity — specifications for Xperia X8, Comet.
SpecificationXperia X8Comet
SIM card
  • Mini-SIM
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
Speed
  • HSPA 7.2/2 Mbps
  • HSPA 7.2/0.384 Mbps
GPRS
  • Up to 85.6 kbps
  • Class 10
Edge
  • Up to 236.8 kbps
  • Class 10
Wi-Fi
  • Wi-Fi 802.11 b/g
  • Wi-Fi 802.11 b/g/n
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 2.1
  • A2DP
  • 2.0
  • A2DP
Harmful irradiation
  • SAR - 0.76 W/kg (head) 0.68 W/kg (body) SAR EU - 0.84 W/kg (head)
Unknown
Music and Audio
Music and Audio — specifications for Xperia X8, Comet.
SpecificationXperia X8Comet
Radio
  • Stereo FM radio
  • RDS
  • FM radio
Other features
Other features — specifications for Xperia X8, Comet.
SpecificationXperia X8Comet
Dop
  • Sensors Accelerometer
  • proximity
  • compass - ANT+ - Previously rumored as Sony Ericsson Shakira
  • Sensors Accelerometer MP3/WMA/eAAC+ player -MP4/H.264 player -Organizer -Photo viewer/editor -Voice memo/dial/commands -Predictive text input (Swype) For T-Mobile