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  2. O2 XDA Comet vs Philips W820

O2 XDA Comet vs Philips W820

Compare recorded specifications, size and practical differences.

Philips W820

Philips W820

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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.

      • Screen diagonalXDA Comet: 0.5 in smaller diagonalXDA Comet: 2.7 in · W820: 3.2 in
      • DepthW820: 4.2 mm thinnerW820: 14.8 mm · XDA Comet: 19 mm
      • HeightXDA Comet: 8.6 mm shorterXDA Comet: 106 mm · W820: 114.6 mm
      • Release year2007 / 2012XDA Comet: 2007 · W820: 2012

      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.

      Front
      XDA Comet: 106 × 58 mm 1 W820: 114.6 × 57.7 mm 2
      Side
      XDA Comet: 106 × 19 mm 1 W820: 114.6 × 14.8 mm 2
      1. 1. XDA Comet
        Height
        106 mm
        Width
        58 mm
        Depth
        19 mm+4.2 mm versus W820
        Weight
        145 g
      2. 2. W820
        Height
        114.6 mm+8.6 mm versus XDA Comet
        Width
        57.7 mm
        Depth
        14.8 mm
        Weight
        143 g
      Weight

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

      1. 1. XDA Comet145 g

        +2 g versus W820

      2. 2. W820143 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.

      Screen size
      XDA Comet: 2.7 in, 4:3, About 22.6 cm² rectangular area 1 W820: 3.2 in, 3:2, About 30.5 cm² rectangular area 2
      1. 1. XDA Comet 2.7 in · 4:3 About 22.6 cm² rectangular area
      2. 2. W820 3.2 in · 3:2 About 30.5 cm² rectangular area

      W820 has approximately 35.1% 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

      W820: Original memory entry

      512 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 Comet

      NFC
      Unknown
      Headphone jack
      No
      Memory card support
      See details miniSD

      2. W820

      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. W820

      Everyday essentials
      Everyday essentials
      SpecificationXDA CometW820
      Dimensions (HxWxD)
      • 106 Х 58 Х 19 mm
      • 114.6 Х 57.7 Х 14.8 mm
      Weight
      • 145 g
      • 143 g
      Technology
      • TFT
      • TFT
      Screen size
      • 2.7" inch
      • 3.2" inch
      Screen resolution
      • 240 x 320 px
      • 320 x 480 px
      Internal memoryRecorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
      • 64 MB RAM
      • 1 GB ROM
      • 512 MB
      Memory card support
      • miniSD
      • microSD
      • up to 32 GB (dedicated slot)
      BatteryCapacity is not battery life. No endurance test is implied.
      • 0 mAh,
      • 2100 mAh
      • Removable Li-Ion
      Operating system OS
      • Microsoft Windows Mobile 6.0 Professional
      • Android 2.3 (Gingerbread)
      Headphone jack
      • No
      • Yes
      Display
      Display
      SpecificationXDA CometW820
      Touchscreen
      • resistive touchscreen
      • capacitive touchscreen
      Display colors
      • 65K
      		 Unknown
      Screen area
      • 22.6 cm2
      • 30.5 cm2
      Screen format
      • 4:3 (height:width)
      • 3:2 (height:width)
      Screen to body ratio
      • 36.7%
      • 46.1%
      PPI /points per inch/
      • 148 PPI
      • 180 PPI
      Camera and Video
      Camera and Video
      SpecificationXDA CometW820
      Rear camera, main
      • 2 MP
      • Single
      • 5 MP
      • Single
      Camera specs
      • 2 MP
      • 5 MP
      • AF
      Functions
      • LED flash
      • LED flash
      Video
      • Yes
      • 176x144@15fps
      Front camera, selfie
      • 0.3 MP
      • Single
      • 0.3 MP
      • Single
      Specifications
      • VGA videocall camera
      		 Unknown
      Performance
      Performance
      SpecificationXDA CometW820
      Processor CPU
      • Intel XScale PXA 270 620 MHz
      		 Unknown
      General specs
      General specs
      SpecificationXDA CometW820
      Release date
      • 2007
      • September
      • 2012
      • March
      Colors
      • Silver
      • Black
      Battery life
      • Stand by time- Up to 200 h Talking time- Up to 6 h
      • Stand by time- Up to 600 h Talking time- Up to 8 h
      Communication and Connectivity
      Communication and Connectivity
      SpecificationXDA CometW820
      SIM card
      • Mini-SIM
      • Mini-SIM
      Network
      • Show all network frequencies: -2G - GSM 900 / 1800 / 1900
      • Show all network frequencies: -2G - GSM 900 / 1800 / 1900
      Speed
      • HSPA
      • HSPA 7.2/0.384 Mbps
      GPRS
      • Class 10
      • Class 12
      Edge
      • Yes
      • Yes
      Wi-Fi
      • Wi-Fi 802.11b/g
      • Wi-Fi 802.11 b/g
      • hotspot
      GPS
      • No
      • Yes
      • with A-GPS
      USB
      • miniUSB
      • 2.0
      Bluetooth
      • 1.2
      • 2.0
      Music and Audio
      Music and Audio
      SpecificationXDA CometW820
      Radio
      • Stereo FM radio
      • RDS
      • FM radio
      Others
      • Handwriting recognition
      		 Unknown
      Other features
      Other features
      SpecificationXDA CometW820
      Dop
      • Infrared port - Pocket Office -Voice memo -MP3/AAC player
      • Sensors Accelerometer
      • proximity
      • compass - MP3/WAV/WMA/AAC+ player -MP4/H.263 player -Document viewer -Photo viewer/editor -Organizer -Voice memo/dial -Predictive text input

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