Dell Aero 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

    Aero: 11 g lighter

    Aero:
    104 g
    Icon HD X551:
    115 g
  • Width

    Aero: 21.1 mm narrower

    Aero:
    57.9 mm
    Icon HD X551:
    79 mm
  • Screen diagonal

    Aero: 2 in smaller diagonal

    Aero:
    3.5 in
    Icon HD X551:
    5.5 in
  • Depth

    Icon HD X551: 3.5 mm thinner

    Aero:
    11.7 mm
    Icon HD X551:
    8.2 mm
  • Height

    Aero: 31.2 mm shorter

    Aero:
    122 mm
    Icon HD X551:
    153.2 mm
  • Release year

    Aero:
    2010
    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. Aero

    Height:
    122 mm
    Width:
    57.9 mm
    Depth:
    11.7 mm +3.5 mm versus Icon HD X551
  2. 2. Icon HD X551

    Height:
    153.2 mm +31.2 mm versus Aero
    Width:
    79 mm +21.1 mm versus Aero
    Depth:
    8.2 mm

Weight

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

  1. 1. Aero

    104 g

  2. 2. Icon HD X551

    115 g

    +11 g versus Aero

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. Aero

    Screen diagonal:
    3.5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    33.8 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 146.9% more rectangular screen area than Aero.

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 Aero, Icon HD X551, compared at the same storage capacity.
StorageAeroIcon HD X551
16 GB Unknown 1 GB 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. Aero

NFC:
Unknown
Headphone jack:
No
Memory card support:
See details microSD · up to 32 GB (dedicated slot) · 2 GB included

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. Aero

    1000 mAh

  2. 2. Icon HD X551

    2100 mAh

    +1100 mAh versus Aero

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. Aero2. Icon HD X551

Everyday essentials
Everyday essentials — specifications for Aero, Icon HD X551.
SpecificationAeroIcon HD X551
Dimensions (HxWxD)
  • 122 Х 57.9 Х 11.7 mm
  • 153.2 Х 79 Х 8.2 mm
Weight
  • 104 g
  • 115 g
Technology
  • TFT
  • IPS LCD
Screen size
  • 3.5" inch
  • 5.5" inch
Screen resolution
  • 360 x 640 px
  • 720 x 1280 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded. Unknown
  • 16 GB
  • 1 GB RAM
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • 2 GB included
  • microSD
  • up to 32 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 1000 mAh
  • Removable Li-Ion
  • 2100 mAh
  • Removable Li-Po
Operating system OS
  • Android 1.5 (Cupcake)
  • Android 5.1 (Lollipop)
Chipset Unknown
  • Mediatek MT6580A (28 nm)
Headphone jack
  • No
  • Yes
Display
Display — specifications for Aero, Icon HD X551.
SpecificationAeroIcon HD X551
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 256K
  • 16M
Screen area
  • 33.8 cm2
  • 83.4 cm2
Screen format
  • 16:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 47.8%
  • 68.9%
PPI /points per inch/
  • 210 PPI
  • 267 PPI
Screen protection
  • Corning Gorilla Glass
Unknown
Camera and Video
Camera and Video — specifications for Aero, Icon HD X551.
SpecificationAeroIcon HD X551
Rear camera, main
  • 5 MP
  • Single
  • 8 MP
  • Single
Camera specs
  • 5 MP
  • AF
  • 8 MP
  • AF
Functions
  • LED flash
  • LED flash
  • HDR
  • panorama
Video
  • CIF@30fps
  • 1080p@30fps
Front camera, selfie
  • 0 MP,
  • 2 MP
  • Single
Specifications Unknown
  • 2 MP
Performance
Performance — specifications for Aero, Icon HD X551.
SpecificationAeroIcon HD X551
Processor CPU
  • Marvell PXA310 624 MHz
  • Quad-core 1.3 GHz Cortex-A7
Graphics processor GPU Unknown
  • Mali-400MP2
General specs
General specs — specifications for Aero, Icon HD X551.
SpecificationAeroIcon HD X551
Release date
  • 2010
  • March
  • 2015
  • November
Colors
  • Black
  • Dark Grey
  • White
  • Gold
  • Rose Gold
  • Silver
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 230 EUR
Unknown
Battery life
  • Stand by time- Up to 400 h Talking time- Up to 5 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 Aero, Icon HD X551.
SpecificationAeroIcon HD X551
SIM card
  • Mini-SIM
  • Dual SIM (Micro-SIM/ Mini-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
Speed
  • HSPA 3.6/0.384 Mbps
  • HSPA 21.1/5.76 Mbps
GPRS
  • Class 10
  • Yes
Edge
  • Class 10
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • DLNA
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • miniUSB 2.0
  • microUSB 2.0
Bluetooth
  • 2.0
  • A2DP
  • 4.0
  • A2DP
  • EDR
Music and Audio
Music and Audio — specifications for Aero, Icon HD X551.
SpecificationAeroIcon HD X551
Radio
  • No
  • FM radio
Others
  • Handwriting recognition
Unknown
Other features
Other features — specifications for Aero, Icon HD X551.
SpecificationAeroIcon HD X551
Dop
  • Sensors Accelerometer
  • proximity - MP4/H.264/WMV player -MP3/WAV/eAAC+/WMA player -QuickOffice document viewer -Photo viewer/editor -Organizer -Voice memo -Predictive text input - For AT&T
  • Sensors Accelerometer
  • proximity
  • compass