Motorola A728 vs O2 XDA Orion

Compare recorded specifications, size and practical differences.

+ Add a third phone

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

    XDA Orion: 14 g lighter

    A728:
    120 g
    XDA Orion:
    106 g
  • Width

    XDA Orion: 7 mm narrower

    A728:
    53 mm
    XDA Orion:
    46 mm
  • Depth

    XDA Orion: 3.5 mm thinner

    A728:
    21 mm
    XDA Orion:
    17.5 mm
  • Height

    A728: 6.5 mm shorter

    A728:
    101 mm
    XDA Orion:
    107.5 mm

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. A728

    Height:
    101 mm
    Width:
    53 mm +7 mm versus XDA Orion
    Depth:
    21 mm +3.5 mm versus XDA Orion
  2. 2. XDA Orion

    Height:
    107.5 mm +6.5 mm versus A728
    Width:
    46 mm
    Depth:
    17.5 mm

Weight

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

  1. 1. A728

    120 g

    +14 g versus XDA Orion

  2. 2. XDA Orion

    106 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.

At least two phones need compatible screen dimensions for a drawing.

  1. 1. A728

    A728: Screen geometry unavailable or conflicting.

  2. 2. XDA Orion

    Screen diagonal:
    2.2 in
    Aspect ratio (height:width):
    4:3
    Approximate rectangular screen area:
    15 cm²

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.

A728: Original memory entry

8 MB

XDA Orion: Original memory entry

64 MB RAM · 64 MB ROM

Practical features

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

1. A728

NFC:
Unknown
Headphone jack:
No
Memory card support:
No

2. XDA Orion

NFC:
Unknown
Headphone jack:
No
Memory card support:
See details miniSD

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. A7282. XDA Orion

Everyday essentials
Everyday essentials — specifications for A728, XDA Orion.
SpecificationA728XDA Orion
Dimensions (HxWxD)
  • 101 Х 53 Х 21 mm
  • 107.5 Х 46 Х 17.5 mm
Weight
  • 120 g
  • 106 g
Technology
  • TFT
  • TFT
Screen size
  • 0" inch
  • 2.2" inch
Screen resolution
  • 240 x 320 px
  • 240 x 320 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 8 MB
  • 64 MB RAM
  • 64 MB ROM
Memory card support
  • No
  • miniSD
Battery Capacity is not battery life. No endurance test is implied.
  • 0 mAh,
  • 1150 mAh
  • Removable Li-Po
Operating system OS
  • Linux
  • Microsoft Windows Mobile 5.0 Smartphone
Chipset Unknown
  • TI OMAP 850
Headphone jack
  • No
  • No
Display
Display — specifications for A728, XDA Orion.
SpecificationA728XDA Orion
Touchscreen
  • resistive touchscreen
Unknown
Display colors
  • 65K
  • 65K
Screen area Unknown
  • 15.0 cm2
Screen format
  • 4:3 (height:width)
  • 4:3 (height:width)
Screen to body ratio Unknown
  • 30.3%
PPI /points per inch/
  • 0 PPI
  • 182 PPI
Camera and Video
Camera and Video — specifications for A728, XDA Orion.
SpecificationA728XDA Orion
Rear camera, main
  • 0.3 MP
  • Single
  • 1.3 MP
  • Single
Camera specs Unknown
  • 1.3 MP
Video
  • Yes
  • Yes
Front camera, selfie
  • 0 MP,
  • 0 MP,
Performance
Performance — specifications for A728, XDA Orion.
SpecificationA728XDA Orion
Processor CPU Unknown
  • 200 MHz ARM926EJ-S
General specs
General specs — specifications for A728, XDA Orion.
SpecificationA728XDA Orion
Release date
  • 2005
  • July
  • 2005
  • October
Colors
  • Mr. black
Unknown
Battery life Unknown
  • Stand by time- Up to 150 h Talking time- Up to 4 h
Communication and Connectivity
Communication and Connectivity — specifications for A728, XDA Orion.
SpecificationA728XDA Orion
SIM card
  • Mini-SIM
  • Mini-SIM
GPRS
  • Class 8
  • Class 10
Edge
  • No
  • Class 10
Wi-Fi
  • No
  • Wi-Fi 802.11b
GPS
  • No
  • No
USB
  • Proprietary
  • miniUSB
Bluetooth
  • Yes
  • 1.2
Music and Audio
Music and Audio — specifications for A728, XDA Orion.
SpecificationA728XDA Orion
Radio
  • No
  • No
Others
  • Handwriting and speech recognition (Chi & Eng)
  • 5-way navigation button
Other features
Other features — specifications for A728, XDA Orion.
SpecificationA728XDA Orion
Dop
  • Infrared port - MP3 player -Organizer -Voice dial/memo
  • Infrared port - MP3/AAC player -Predictive text input -Organizer -Voice memo - Produced by HTC. Functionally identical to Qtek 8310 and i-mate SP5. Also known as O2 XDA IQ