O2 XDA Atom vs Panasonic P81

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.

  • Screen diagonal

    XDA Atom: 2.8 in smaller diagonal

    XDA Atom:
    2.7 in
    P81:
    5.5 in
  • Release year

    XDA Atom:
    2005
    P81:
    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.

  1. 1. XDA Atom

    Height:
    102 mm
    Width:
    58 mm
    Depth:
    18.5 mm
    Weight:
    140 g
  2. 2. P81

    Height:
    Unknown
    Width:
    Unknown
    Depth:
    Unknown
    Weight:
    Unknown

    Unavailable dimensions are omitted from the drawing.

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. XDA Atom

    Screen diagonal:
    2.7 in
    Aspect ratio (height:width):
    4:3
    Approximate rectangular screen area:
    22.6 cm²
  2. 2. P81

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

P81 has approximately 269.4% more rectangular screen area than XDA Atom.

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 XDA Atom, P81, compared at the same storage capacity.
StorageXDA AtomP81
8 GB Unknown 1 GB RAM
XDA Atom: Original memory entry

64 MB RAM · 128 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. XDA Atom

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

2. P81

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

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. XDA Atom

    1530 mAh

  2. 2. P81

    2500 mAh

    +970 mAh versus XDA Atom

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 Atom2. P81

Everyday essentials
Everyday essentials — specifications for XDA Atom, P81.
SpecificationXDA AtomP81
Dimensions (HxWxD)
  • 102 Х 58 Х 18.5 mm
  • Х Х mm
Weight
  • 140 g
  • 0 g
Technology
  • TFT
  • IPS LCD
Screen size
  • 2.7" inch
  • 5.5" inch
Screen resolution
  • 240 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 RAM
  • 128 MB ROM
  • 8 GB
  • 1 GB RAM
Memory card support
  • miniSD
  • microSD
  • up to 32 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1530 mAh
  • Removable Li-Po
  • 2500 mAh
  • Non-removable Li-Ion
Operating system OS
  • Microsoft Windows Mobile 5.0 PocketPC
  • Android 4.2.2 (Jelly Bean)
Chipset Unknown
  • Mediatek MT6592 (28 nm)
Headphone jack
  • No
  • Yes
Display
Display — specifications for XDA Atom, P81.
SpecificationXDA AtomP81
Touchscreen
  • resistive touchscreen
  • capacitive touchscreen
Display colors Unknown
  • 16M
Screen area
  • 22.6 cm2
  • 83.4 cm2
Screen format
  • 4:3 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 38.2%
Unknown
PPI /points per inch/
  • 148 PPI
  • 267 PPI
Camera and Video
Camera and Video — specifications for XDA Atom, P81.
SpecificationXDA AtomP81
Rear camera, main
  • 2 MP
  • Single
  • 13 MP
  • Single
Camera specs
  • 2 MP
  • 13 MP
  • AF
Functions
  • LED flash
  • LED flash
Video
  • Yes
  • 1080p@30fps
Front camera, selfie
  • 0 MP,
  • 2 MP
  • Single
Specifications Unknown
  • 2 MP
Performance
Performance — specifications for XDA Atom, P81.
SpecificationXDA AtomP81
Processor CPU
  • Intel PXA272 416 MHz
  • Octa-core 1.7 GHz Cortex-A7
Graphics processor GPU Unknown
  • Mali-450MP4
General specs
General specs — specifications for XDA Atom, P81.
SpecificationXDA AtomP81
Release date
  • 2005
  • November
  • 2014
  • June
Colors
  • Silver
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 260 EUR
  • 220 EUR
Battery life
  • Stand by time- Up to 150 h Talking time- Up to 5 h 30 min
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for XDA Atom, P81.
SpecificationXDA AtomP81
SIM card
  • Mini-SIM
  • Dual SIM (Micro-SIM
  • dual stand-by)
Network Unknown
  • Show all network frequencies: -2G - GSM 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
  • Wi-Fi 802.11b
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • hotspot
GPS
  • No
  • Yes
  • with A-GPS
USB
  • miniUSB
  • microUSB 2.0
Bluetooth
  • 1.2
  • 3.0
  • A2DP
Music and Audio
Music and Audio — specifications for XDA Atom, P81.
SpecificationXDA AtomP81
Radio
  • FM radio
  • FM radio
  • RDS
Others
  • Handwriting recognition
Unknown
Other features
Other features — specifications for XDA Atom, P81.
SpecificationXDA AtomP81
Dop
  • Infrared port - Pocket Office -MP3/AAC/AAC+/WMA/OGG/AMR player -WMV/MP4 player - Produced by Quanta Computer. Functionally identical to HP iPAQ rw6815
  • Sensors Accelerometer
  • proximity