O2 XDA Atom vs Vodafone Smart 4

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

    XDA Atom: 12 g lighter

    XDA Atom:
    140 g
    Smart 4:
    152 g
  • Width

    XDA Atom: 8 mm narrower

    XDA Atom:
    58 mm
    Smart 4:
    66 mm
  • Screen diagonal

    XDA Atom: 1.8 in smaller diagonal

    XDA Atom:
    2.7 in
    Smart 4:
    4.5 in
  • Depth

    Smart 4: 7.9 mm thinner

    XDA Atom:
    18.5 mm
    Smart 4:
    10.6 mm
  • Height

    XDA Atom: 32.7 mm shorter

    XDA Atom:
    102 mm
    Smart 4:
    134.7 mm
  • Release year

    XDA Atom:
    2005
    Smart 4:
    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 +7.9 mm versus Smart 4
  2. 2. Smart 4

    Height:
    134.7 mm +32.7 mm versus XDA Atom
    Width:
    66 mm +8 mm versus XDA Atom
    Depth:
    10.6 mm

Weight

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

  1. 1. XDA Atom

    140 g

  2. 2. Smart 4

    152 g

    +12 g versus XDA Atom

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. Smart 4

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

Smart 4 has approximately 147.3% 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.

No unambiguous storage/RAM pairings are recorded. See the original specifications below.

XDA Atom: Original memory entry

64 MB RAM · 128 MB ROM

Smart 4: Original memory entry

4 GB · 512 MB 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. XDA Atom

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

2. Smart 4

NFC:
See details Yes (optional)
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. Smart 4

    1880 mAh

    +350 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. Smart 4

Everyday essentials
Everyday essentials — specifications for XDA Atom, Smart 4.
SpecificationXDA AtomSmart 4
Dimensions (HxWxD)
  • 102 Х 58 Х 18.5 mm
  • 134.7 Х 66 Х 10.6 mm
Weight
  • 140 g
  • 152 g
Technology
  • TFT
  • TFT
Screen size
  • 2.7" inch
  • 4.5" inch
Screen resolution
  • 240 x 320 px
  • 480 x 854 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
  • 4 GB
  • 512 MB 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
  • 1880 mAh
  • Removable Li-Ion
Operating system OS
  • Microsoft Windows Mobile 5.0 PocketPC
  • Android 4.4.2 (KitKat)
Chipset Unknown
  • Qualcomm MSM8210 Snapdragon 200 (28 nm)
NFC Unknown
  • Yes (optional)
Headphone jack
  • No
  • Yes
Display
Display — specifications for XDA Atom, Smart 4.
SpecificationXDA AtomSmart 4
Touchscreen
  • resistive touchscreen
  • capacitive touchscreen
Screen area
  • 22.6 cm2
  • 55.8 cm2
Screen format
  • 4:3 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 38.2%
  • 62.8%
PPI /points per inch/
  • 148 PPI
  • 218 PPI
Camera and Video
Camera and Video — specifications for XDA Atom, Smart 4.
SpecificationXDA AtomSmart 4
Rear camera, main
  • 2 MP
  • Single
  • 5 MP
  • Single
Camera specs
  • 2 MP
  • 5 MP
Functions
  • LED flash
  • LED flash
Video
  • Yes
  • Yes
Front camera, selfie
  • 0 MP,
  • 0.3 MP
  • Single
Performance

Scores marked * are historical catalogue entries. Test conditions are unspecified; no new testing is implied.

Performance — specifications for XDA Atom, Smart 4.
SpecificationXDA AtomSmart 4
Processor CPU
  • Intel PXA272 416 MHz
  • Dual-core 1.2 GHz Cortex-A7
Graphics processor GPU Unknown
  • Adreno 302
Antutu 7 score * Unknown
  • 8302
General specs
General specs — specifications for XDA Atom, Smart 4.
SpecificationXDA AtomSmart 4
Release date
  • 2005
  • November
  • 2014
  • May
Colors
  • Silver
  • Black
  • White
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 260 EUR
  • 90 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, Smart 4.
SpecificationXDA AtomSmart 4
SIM card
  • Mini-SIM
  • Micro-SIM
Network Unknown
  • Show all network frequencies: -2G - GSM 900 / 1800 / 1900
Speed Unknown
  • HSPA
GPRS
  • Class 10
  • Yes
Edge
  • Class 10
  • Yes
Wi-Fi
  • Wi-Fi 802.11b
  • Wi-Fi 802.11 b/g/n
  • hotspot
GPS
  • No
  • Yes
  • with A-GPS
USB
  • miniUSB
  • microUSB 2.0
Bluetooth
  • 1.2
  • 4.0
  • A2DP
Harmful irradiation Unknown
  • SAR - 1.22 W/kg (head) 0.82 W/kg (body)
Music and Audio
Music and Audio — specifications for XDA Atom, Smart 4.
SpecificationXDA AtomSmart 4
Radio
  • FM radio
  • FM radio
Others
  • Handwriting recognition
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for XDA Atom, Smart 4.
SpecificationXDA AtomSmart 4
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