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  2. O2 XDA Comet vs Plum Check Plus

O2 XDA Comet vs Plum Check Plus

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.

    • WidthXDA Comet: 5.4 mm narrowerXDA Comet: 58 mm · Check Plus: 63.4 mm
    • Screen diagonalXDA Comet: 1.8 in smaller diagonalXDA Comet: 2.7 in · Check Plus: 4.5 in
    • DepthCheck Plus: 9.8 mm thinnerCheck Plus: 9.2 mm · XDA Comet: 19 mm
    • HeightXDA Comet: 24 mm shorterXDA Comet: 106 mm · Check Plus: 130 mm
    • Release year2007 / 2014XDA Comet: 2007 · Check Plus: 2014

    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 Check Plus: 130 × 63.4 mm 2
    Side
    XDA Comet: 106 × 19 mm 1 Check Plus: 130 × 9.2 mm 2
    1. 1. XDA Comet
      Height
      106 mm
      Width
      58 mm
      Depth
      19 mm+9.8 mm versus Check Plus
      Weight
      145 g
    2. 2. Check Plus
      Height
      130 mm+24 mm versus XDA Comet
      Width
      63.4 mm+5.4 mm versus XDA Comet
      Depth
      9.2 mm
      Weight
      142 g
    Weight

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

    1. 1. XDA Comet145 g

      +3 g versus Check Plus

    2. 2. Check Plus142 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 Check Plus: 4.5 in, 16:9, About 55.8 cm² rectangular area 2
    1. 1. XDA Comet 2.7 in · 4:3 About 22.6 cm² rectangular area
    2. 2. Check Plus 4.5 in · 16:9 About 55.8 cm² rectangular area

    Check Plus 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.

    No unambiguous storage/RAM pairings are recorded. See the original specifications below.

    XDA Comet: Original memory entry

    64 MB RAM · 1 GB ROM

    Check Plus: Original memory entry

    4 GB · 512 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. XDA Comet

    NFC
    Unknown
    Headphone jack
    No
    Memory card support
    See details miniSD

    2. Check Plus

    NFC
    Unknown
    Headphone jack
    Yes
    Memory card support
    See details microSD · up to 64 GB

    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. Check Plus

    Everyday essentials
    Everyday essentials
    SpecificationXDA CometCheck Plus
    Dimensions (HxWxD)
    • 106 Х 58 Х 19 mm
    • 130 Х 63.4 Х 9.2 mm
    Weight
    • 145 g
    • 142 g
    Technology
    • TFT
    • IPS LCD
    Screen size
    • 2.7" inch
    • 4.5" inch
    Screen resolution
    • 240 x 320 px
    • 480 x 854 px
    Internal memoryRecorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
    • 64 MB RAM
    • 1 GB ROM
    • 4 GB
    • 512 MB RAM
    Memory card support
    • miniSD
    • microSD
    • up to 64 GB
    BatteryCapacity is not battery life. No endurance test is implied.
    • 0 mAh,
    • 1500 mAh
    • Removable Li-Ion
    Operating system OS
    • Microsoft Windows Mobile 6.0 Professional
    • Android 4.2.2 (Jelly Bean)
    Chipset Unknown
    • Mediatek MT6572M (28 nm)
    Headphone jack
    • No
    • Yes
    Display
    Display
    SpecificationXDA CometCheck Plus
    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%
    • 67.7%
    PPI /points per inch/
    • 148 PPI
    • 218 PPI
    Camera and Video
    Camera and Video
    SpecificationXDA CometCheck Plus
    Rear camera, main
    • 2 MP
    • Single
    • 5 MP
    • Single
    Camera specs
    • 2 MP
    • 5 MP
    • AF
    Functions
    • LED flash
    • LED flash
    • panorama
    • HDR
    Video
    • Yes
    • 720p@30fps
    Front camera, selfie
    • 0.3 MP
    • Single
    • 2 MP
    • Single
    Specifications
    • VGA videocall camera
    • 2 MP
    • AF
    Performance
    Performance
    SpecificationXDA CometCheck Plus
    Processor CPU
    • Intel XScale PXA 270 620 MHz
    • Dual-core 1.2 GHz Cortex-A7
    Graphics processor GPU Unknown
    • Mali-400
    Antutu 7 scoreLegacy recorded score. Test conditions are unspecified; no new testing is implied. Unknown
    • 5784
    General specs
    General specs
    SpecificationXDA CometCheck Plus
    Release date
    • 2007
    • September
    • 2014
    • May
    Colors
    • Silver
    • White/Blue
    • White/Red
    • Black/black
    • Black/Lime
    • Black/Red
    Battery life
    • Stand by time- Up to 200 h Talking time- Up to 6 h
    • Stand by time- Up to 750 h (2G) / Up to 650 h (3G) Talking time- Up to 17 h (2G) / Up to 14 h (3G)
    Communication and Connectivity
    Communication and Connectivity
    SpecificationXDA CometCheck Plus
    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
    Speed
    • HSPA
    • HSPA 21.1/5.76 Mbps
    GPRS
    • Class 10
    • Class 12
    Edge
    • Yes
    • Class 12
    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
    SpecificationXDA CometCheck Plus
    Radio
    • Stereo FM radio
    • RDS
    • FM radio
    Others
    • Handwriting recognition
    		 Unknown
    Other features
    Other features
    SpecificationXDA CometCheck Plus
    Dop
    • Infrared port - Pocket Office -Voice memo -MP3/AAC player
    • Sensors Accelerometer
    • gyro
    • proximity - Also known as Plum Z450

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