Palm Centro vs Posh Icon HD X551

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

    Icon HD X551: 9 g lighter

    Centro:
    124 g
    Icon HD X551:
    115 g
  • Width

    Centro: 25.5 mm narrower

    Centro:
    53.5 mm
    Icon HD X551:
    79 mm
  • Screen diagonal

    Centro: 3.25 in smaller diagonal

    Centro:
    2.25 in
    Icon HD X551:
    5.5 in
  • Depth

    Icon HD X551: 10.4 mm thinner

    Centro:
    18.6 mm
    Icon HD X551:
    8.2 mm
  • Height

    Centro: 46 mm shorter

    Centro:
    107.2 mm
    Icon HD X551:
    153.2 mm
  • Release year

    Centro:
    2008
    Icon HD X551:
    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. Centro

    Height:
    107.2 mm
    Width:
    53.5 mm
    Depth:
    18.6 mm +10.4 mm versus Icon HD X551
  2. 2. Icon HD X551

    Height:
    153.2 mm +46 mm versus Centro
    Width:
    79 mm +25.5 mm versus Centro
    Depth:
    8.2 mm

Weight

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

  1. 1. Centro

    124 g

    +9 g versus Icon HD X551

  2. 2. Icon HD X551

    115 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. Centro

    Screen diagonal:
    2.25 in
    Aspect ratio (height:width):
    1:1
    Approximate rectangular screen area:
    16.3 cm²
  2. 2. Icon HD X551

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

Icon HD X551 has approximately 410.6% 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.

Recorded RAM for Centro, Icon HD X551, compared at the same storage capacity.
StorageCentroIcon HD X551
16 GB Unknown 1 GB RAM
Centro: Original memory entry

64 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. Centro

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

2. Icon HD X551

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

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. Icon HD X551

    2100 mAh

    +950 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. Icon HD X551

Everyday essentials
Everyday essentials — specifications for Centro, Icon HD X551.
SpecificationCentroIcon HD X551
Dimensions (HxWxD)
  • 107.2 Х 53.5 Х 18.6 mm
  • 153.2 Х 79 Х 8.2 mm
Weight
  • 124 g
  • 115 g
Technology
  • TFT
  • IPS LCD
Screen size
  • 2.25" inch
  • 5.5" inch
Screen resolution
  • 320 x 320 px
  • 720 x 1280 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 64 MB
  • 16 GB
  • 1 GB RAM
Memory card support
  • microSD
  • up to 4 GB (dedicated slot)
  • microSD
  • up to 32 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 1150 mAh
  • Removable Li-Ion
  • 2100 mAh
  • Removable Li-Po
Operating system OS
  • Palm OS 5.4.9
  • Android 5.1 (Lollipop)
Chipset Unknown
  • Mediatek MT6580A (28 nm)
Headphone jack
  • No
  • Yes
Display
Display — specifications for Centro, Icon HD X551.
SpecificationCentroIcon HD X551
Touchscreen
  • resistive touchscreen
  • capacitive touchscreen
Display colors
  • 65K
  • 16M
Screen area
  • 16.3 cm2
  • 83.4 cm2
Screen format
  • 1:1 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 28.5%
  • 68.9%
PPI /points per inch/
  • 201 PPI
  • 267 PPI
Camera and Video
Camera and Video — specifications for Centro, Icon HD X551.
SpecificationCentroIcon HD X551
Rear camera, main
  • 1.3 MP
  • Single
  • 8 MP
  • Single
Camera specs
  • 1.3 MP
  • 8 MP
  • AF
Functions Unknown
  • LED flash
  • HDR
  • panorama
Video
  • Yes
  • 1080p@30fps
Front camera, selfie
  • 0 MP,
  • 2 MP
  • Single
Specifications Unknown
  • 2 MP
Performance
Performance — specifications for Centro, Icon HD X551.
SpecificationCentroIcon HD X551
Processor CPU
  • 32-bit Intel XScale PXA270 312 MHz
  • Quad-core 1.3 GHz Cortex-A7
Graphics processor GPU Unknown
  • Mali-400MP2
General specs
General specs — specifications for Centro, Icon HD X551.
SpecificationCentroIcon HD X551
Release date
  • 2008
  • February
  • 2015
  • November
Colors
  • Obsidian
  • Glacier
  • Midnight
  • Cobalt
  • Onyx
  • Electric Blue
  • Rose
  • Olive
  • Dark Grey
  • White
  • Gold
  • Rose Gold
  • Silver
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 70 EUR
Unknown
Battery life
  • Stand by time- Up to 300 h Talking time- Up to 4 h
  • Stand by time- Up to 700 h (2G) / Up to 250 h (3G) Talking time- Up to 22 h (2G) / Up to 12 h (3G)
Communication and Connectivity
Communication and Connectivity — specifications for Centro, Icon HD X551.
SpecificationCentroIcon HD X551
SIM card
  • Mini-SIM
  • Dual SIM (Micro-SIM/ Mini-SIM
  • dual stand-by)
Network Unknown
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
Speed Unknown
  • HSPA 21.1/5.76 Mbps
GPRS
  • Class 10
  • Yes
Edge
  • Class 10
  • Yes
Wi-Fi
  • No
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • DLNA
  • hotspot
GPS
  • No
  • Yes
  • with A-GPS
USB
  • Proprietary
  • microUSB 2.0
Bluetooth
  • 1.2
  • A2DP
  • 4.0
  • A2DP
  • EDR
Harmful irradiation
  • SAR - 0.27 W/kg (head) 0.22 W/kg (body)
Unknown
Music and Audio
Music and Audio — specifications for Centro, Icon HD X551.
SpecificationCentroIcon HD X551
Radio
  • No
  • FM radio
Others
  • 5-way navigation button
Unknown
Other features
Other features — specifications for Centro, Icon HD X551.
SpecificationCentroIcon HD X551
Dop
  • Infrared port - Document editor (Word
  • Excel
  • PowerPoint
  • PDF) -MP3 player -Organizer -Voice memo
  • Sensors Accelerometer
  • proximity
  • compass