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Palm Centro vs Samsung Galaxy S Lightray 4G R940

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.

    • Weight

      Centro: 18 g lighter

      Centro:
      124 g
      Galaxy S Lightray 4G R940:
      142 g

    • Width

      Centro: 14.5 mm narrower

      Centro:
      53.5 mm
      Galaxy S Lightray 4G R940:
      68 mm

    • Screen diagonal

      Centro: 2.05 in smaller diagonal

      Centro:
      2.25 in
      Galaxy S Lightray 4G R940:
      4.3 in

    • Depth

      Galaxy S Lightray 4G R940: 6.9 mm thinner

      Centro:
      18.6 mm
      Galaxy S Lightray 4G R940:
      11.7 mm

    • Height

      Centro: 22.8 mm shorter

      Centro:
      107.2 mm
      Galaxy S Lightray 4G R940:
      130 mm

    • Release year

      Centro:
      2008
      Galaxy S Lightray 4G R940:
      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.

    1. 1. Centro

      Height:
      107.2 mm
      Width:
      53.5 mm
      Depth:
      18.6 mm +6.9 mm versus Galaxy S Lightray 4G R940

    2. 2. Galaxy S Lightray 4G R940

      Height:
      130 mm +22.8 mm versus Centro
      Width:
      68 mm +14.5 mm versus Centro
      Depth:
      11.7 mm

    Weight

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

    1. 1. Centro

      124 g

    2. 2. Galaxy S Lightray 4G R940

      142 g

      +18 g versus Centro

    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. Centro

      Screen diagonal:
      2.25 in
      Aspect ratio (height:width):
      1:1
      Approximate rectangular screen area:
      16.3 cm²

    2. 2. Galaxy S Lightray 4G R940

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

    Galaxy S Lightray 4G R940 has approximately 222.3% more rectangular screen area than Centro.

    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.

    Centro: Original memory entry

    64 MB

    Galaxy S Lightray 4G R940: Original memory entry

    1.4 GB

    Practical features

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

    1. Centro

    NFC:
    Unknown
    Headphone jack:
    No
    Memory card support:
    See details microSD · up to 4 GB (dedicated slot)

    2. Galaxy S Lightray 4G R940

    NFC:
    Unknown
    Headphone jack:
    Yes
    Memory card support:
    See details microSD · up to 32 GB (dedicated slot) · 16 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. Centro

      1150 mAh

    2. 2. Galaxy S Lightray 4G R940

      1600 mAh

      +450 mAh versus Centro

    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. Centro2. Galaxy S Lightray 4G R940

    Everyday essentials
    Everyday essentials — specifications for Centro, Galaxy S Lightray 4G R940.
    SpecificationCentroGalaxy S Lightray 4G R940
    Dimensions (HxWxD)
    • 107.2 Х 53.5 Х 18.6 mm
    • 130 Х 68 Х 11.7 mm
    Weight
    • 124 g
    • 142 g
    Technology
    • TFT
    • Super AMOLED Plus
    Screen size
    • 2.25" inch
    • 4.3" inch
    Screen resolution
    • 320 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
    • 1.4 GB
    Memory card support
    • microSD
    • up to 4 GB (dedicated slot)
    • microSD
    • up to 32 GB (dedicated slot)
    • 16 GB included
    Battery Capacity is not battery life. No endurance test is implied.
    • 1150 mAh
    • Removable Li-Ion
    • 1600 mAh
    • Removable Li-Ion
    Operating system OS
    • Palm OS 5.4.9
    • Android 2.3 (Gingerbread)
    Chipset Unknown
    • Exynos 3210
    Headphone jack
    • No
    • Yes
    Display
    Display — specifications for Centro, Galaxy S Lightray 4G R940.
    SpecificationCentroGalaxy S Lightray 4G R940
    Touchscreen
    • resistive touchscreen
    • capacitive touchscreen
    Display colors
    • 65K
    • 16M
    Screen area
    • 16.3 cm2
    • 52.6 cm2
    Screen format
    • 1:1 (height:width)
    • 5:3 (height:width)
    Screen to body ratio
    • 28.5%
    • 59.5%
    PPI /points per inch/
    • 201 PPI
    • 217 PPI
    Camera and Video
    Camera and Video — specifications for Centro, Galaxy S Lightray 4G R940.
    SpecificationCentroGalaxy S Lightray 4G R940
    Rear camera, main
    • 1.3 MP
    • Single
    • 8 MP
    • Single
    Camera specs
    • 1.3 MP
    • 8 MP
    • AF
    Functions Unknown
    • LED flash
    Video
    • Yes
    • 720p
    Front camera, selfie
    • 0 MP,
    • 1.3 MP
    • Single
    Specifications Unknown
    • 1.3 MP
    Performance
    Performance — specifications for Centro, Galaxy S Lightray 4G R940.
    SpecificationCentroGalaxy S Lightray 4G R940
    Processor CPU
    • 32-bit Intel XScale PXA270 312 MHz
    • 1.0 GHz
    General specs
    General specs — specifications for Centro, Galaxy S Lightray 4G R940.
    SpecificationCentroGalaxy S Lightray 4G R940
    Release date
    • 2008
    • February
    • 2012
    • August. Released 2012
    • August
    Colors
    • Obsidian
    • Glacier
    • Midnight
    • Cobalt
    • Onyx
    • Electric Blue
    • Rose
    • Olive
    • Black
    Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
    • 70 EUR
    • 100 EUR
    Battery life
    • Stand by time- Up to 300 h Talking time- Up to 4 h
    • Stand by time- Up to 200 h Talking time- Up to 3 h 30 min
    Communication and Connectivity
    Communication and Connectivity — specifications for Centro, Galaxy S Lightray 4G R940.
    SpecificationCentroGalaxy S Lightray 4G R940
    SIM card
    • Mini-SIM
    • Mini-SIM
    Network Unknown
    • Show all network frequencies: -2G - CDMA 800 / 1700 / 1900 -3G - CDMA2000 1xEV-DO -4G - LTE band 2(1900)
    • 4(1700/2100)
    Speed Unknown
    • EV-DO Rev.A 3.1 Mbps
    • LTE
    GPRS
    • Class 10
    • No
    Edge
    • Class 10
    • No
    Wi-Fi
    • No
    • Wi-Fi 802.11 b/g/n
    GPS
    • No
    • Yes
    • with A-GPS
    USB
    • Proprietary
    • microUSB 2.0
    Bluetooth
    • 1.2
    • A2DP
    • 3.0
    • A2DP
    Harmful irradiation
    • SAR - 0.27 W/kg (head) 0.22 W/kg (body)
    • SAR - 0.72 W/kg (head) 0.45 W/kg (body)
    Music and Audio
    Music and Audio — specifications for Centro, Galaxy S Lightray 4G R940.
    SpecificationCentroGalaxy S Lightray 4G R940
    Radio
    • No
    • No
    Others
    • 5-way navigation button
    		 Unknown
    Other features
    Other features — specifications for Centro, Galaxy S Lightray 4G R940.
    SpecificationCentroGalaxy S Lightray 4G R940
    Dop
    • Infrared port - Document editor (Word
    • Excel
    • PowerPoint
    • PDF) -MP3 player -Organizer -Voice memo
    • Sensors Accelerometer
    • proximity
    • compass - HDMI port -MP4/WMV/H.264 player -MP3/WAV/WMA/eAAC+ player -Photo/video editor -Document viewer - For MetroPCS Also known as Samsung SCH-R940