O2 XDA Comet vs Panasonic T45

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

    XDA Comet: 7.3 mm narrower

    XDA Comet:
    58 mm
    T45:
    65.3 mm
  • Screen diagonal

    XDA Comet: 1.8 in smaller diagonal

    XDA Comet:
    2.7 in
    T45:
    4.5 in
  • Depth

    T45: 9.5 mm thinner

    XDA Comet:
    19 mm
    T45:
    9.5 mm
  • Height

    XDA Comet: 24.6 mm shorter

    XDA Comet:
    106 mm
    T45:
    130.6 mm
  • Release year

    XDA Comet:
    2007
    T45:
    2015

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
    Depth:
    19 mm +9.5 mm versus T45
    Weight:
    145 g
  2. 2. T45

    Height:
    130.6 mm +24.6 mm versus XDA Comet
    Width:
    65.3 mm +7.3 mm versus XDA Comet
    Depth:
    9.5 mm
    Weight:
    Unknown

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. T45

    Screen diagonal:
    4.5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    55.8 cm²

T45 has approximately 147.3% 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.

Recorded RAM for XDA Comet, T45, compared at the same storage capacity.
StorageXDA CometT45
8 GB Unknown 1 GB RAM
XDA Comet: Original memory entry

64 MB RAM · 1 GB 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. T45

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 GB (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. T45

Everyday essentials
Everyday essentials — specifications for XDA Comet, T45.
SpecificationXDA CometT45
Dimensions (HxWxD)
  • 106 Х 58 Х 19 mm
  • 130.6 Х 65.3 Х 9.5 mm
Weight
  • 145 g
  • 0 g
Technology
  • TFT
  • IPS LCD
Screen size
  • 2.7" inch
  • 4.5" inch
Screen resolution
  • 240 x 320 px
  • 480 x 854 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
  • 8 GB
  • 1 GB RAM
Memory card support
  • miniSD
  • microSD
  • up to 32 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 0 mAh,
  • 1800 mAh
  • Removable Li-Po
Operating system OS
  • Microsoft Windows Mobile 6.0 Professional
  • Android 5.1 (Lollipop)
Chipset Unknown
  • Mediatek MT6735M (28 nm)
Headphone jack
  • No
  • Yes
Display
Display — specifications for XDA Comet, T45.
SpecificationXDA CometT45
Touchscreen
  • resistive touchscreen
  • capacitive touchscreen
Display colors
  • 65K
  • 16M
Screen area
  • 22.6 cm2
  • 55.8 cm2
Screen format
  • 4:3 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 36.7%
  • 65.4%
PPI /points per inch/
  • 148 PPI
  • 218 PPI
Camera and Video
Camera and Video — specifications for XDA Comet, T45.
SpecificationXDA CometT45
Rear camera, main
  • 2 MP
  • Single
  • 5 MP
  • Single
Camera specs
  • 2 MP
  • 5 MP
  • AF
Functions
  • LED flash
  • LED flash
Video
  • Yes
  • Yes
Front camera, selfie
  • 0.3 MP
  • Single
  • 0.3 MP
  • Single
Specifications
  • VGA videocall camera
  • VGA
Performance
Performance — specifications for XDA Comet, T45.
SpecificationXDA CometT45
Processor CPU
  • Intel XScale PXA 270 620 MHz
  • Quad-core 1.0 GHz Cortex-A53
Graphics processor GPU Unknown
  • Mali-T720MP2
General specs
General specs — specifications for XDA Comet, T45.
SpecificationXDA CometT45
Release date
  • 2007
  • September
  • 2015
  • August
Colors
  • Silver
  • White
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 100 EUR
Battery life
  • Stand by time- Up to 200 h Talking time- Up to 6 h
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for XDA Comet, T45.
SpecificationXDA CometT45
SIM card
  • Mini-SIM
  • Dual SIM
Network
  • Show all network frequencies: -2G - GSM 900 / 1800 / 1900
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE 700 / 800 / 900 / 1700 / 1900 / 2300 / 2600
Speed
  • HSPA
  • HSPA
  • LTE
GPRS
  • Class 10
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11b/g
  • Wi-Fi 802.11 b/g/n
  • hotspot
GPS
  • No
  • Yes
  • with A-GPS
USB
  • miniUSB
  • microUSB 2.0
Bluetooth
  • 1.2
  • 4.0
  • A2DP
Music and Audio
Music and Audio — specifications for XDA Comet, T45.
SpecificationXDA CometT45
Radio
  • Stereo FM radio
  • RDS
  • FM radio
Others
  • Handwriting recognition
Unknown
Other features
Other features — specifications for XDA Comet, T45.
SpecificationXDA CometT45
Dop
  • Infrared port - Pocket Office -Voice memo -MP3/AAC player
  • Sensors Accelerometer
  • proximity