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Celkon Q44 vs O2 XDA Atom

Compare recorded specifications, size and practical differences.

Celkon Q44

Celkon Q44

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O2 XDA Atom

O2 XDA Atom

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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.

  • WeightQ44: 6.4 g lighterQ44: 133.6 g · XDA Atom: 140 g
  • WidthXDA Atom: 6.2 mm narrowerXDA Atom: 58 mm · Q44: 64.2 mm
  • Screen diagonalXDA Atom: 1.3 in smaller diagonalXDA Atom: 2.7 in · Q44: 4 in
  • DepthQ44: 9 mm thinnerQ44: 9.5 mm · XDA Atom: 18.5 mm
  • HeightXDA Atom: 27 mm shorterXDA Atom: 102 mm · Q44: 129 mm
  • Release year2014 / 2005Q44: 2014 · XDA Atom: 2005

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.

Front
Q44: 129 × 64.2 mm 1 XDA Atom: 102 × 58 mm 2
Side
Q44: 129 × 9.5 mm 1 XDA Atom: 102 × 18.5 mm 2
  1. 1. Q44
    Height
    129 mm+27 mm versus XDA Atom
    Width
    64.2 mm+6.2 mm versus XDA Atom
    Depth
    9.5 mm
    Weight
    133.6 g
  2. 2. XDA Atom
    Height
    102 mm
    Width
    58 mm
    Depth
    18.5 mm+9 mm versus Q44
    Weight
    140 g
Weight

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

  1. 1. Q44133.6 g
  2. 2. XDA Atom140 g

    +6.4 g versus Q44

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.

Screen size
Q44: 4 in, 5:3, About 45.5 cm² rectangular area 1 XDA Atom: 2.7 in, 4:3, About 22.6 cm² rectangular area 2
  1. 1. Q44 4 in · 5:3 About 45.5 cm² rectangular area
  2. 2. XDA Atom 2.7 in · 4:3 About 22.6 cm² rectangular area

Q44 has approximately 101.7% 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 by storage capacity and phone
StorageQ44XDA Atom
8 GB 1 GB RAM Unknown
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. Q44

NFC
Unknown
Headphone jack
Yes
Memory card support
See details microSD · up to 64 GB

2. XDA Atom

NFC
Unknown
Headphone jack
No
Memory card support
See details miniSD

Battery capacity

Capacity is not battery life. No endurance test is implied.

Recorded capacity

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

  1. 1. Q441500 mAh
  2. 2. XDA Atom1530 mAh

    +30 mAh versus Q44

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. Q442. XDA Atom

Everyday essentials
Everyday essentials
SpecificationQ44XDA Atom
Dimensions (HxWxD)
  • 129 Х 64.2 Х 9.5 mm
  • 102 Х 58 Х 18.5 mm
Weight
  • 133.6 g
  • 140 g
Technology
  • IPS LCD
  • TFT
Screen size
  • 4" inch
  • 2.7" inch
Screen resolution
  • 480 x 800 px
  • 240 x 320 px
Internal memoryRecorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 8 GB
  • 1 GB RAM
  • 64 MB RAM
  • 128 MB ROM
Memory card support
  • microSD
  • up to 64 GB
  • miniSD
BatteryCapacity is not battery life. No endurance test is implied.
  • 1500 mAh
  • Li-Ion
  • 1530 mAh
  • Removable Li-Po
Operating system OS
  • Android 4.4.2 (KitKat)
  • Microsoft Windows Mobile 5.0 PocketPC
Headphone jack
  • Yes
  • No
Display
Display
SpecificationQ44XDA Atom
Touchscreen
  • capacitive touchscreen
  • resistive touchscreen
Screen area
  • 45.5 cm2
  • 22.6 cm2
Screen format
  • 5:3 (height:width)
  • 4:3 (height:width)
Screen to body ratio
  • 55.0%
  • 38.2%
PPI /points per inch/
  • 233 PPI
  • 148 PPI
Camera and Video
Camera and Video
SpecificationQ44XDA Atom
Rear camera, main
  • 5 MP
  • Single
  • 2 MP
  • Single
Camera specs
  • 5 MP
  • 2 MP
Functions Unknown
  • LED flash
Video
  • Yes
  • Yes
Front camera, selfie
  • 2 MP
  • Single
  • 0 MP,
Specifications
  • 2 MP
Unknown
Performance
Performance
SpecificationQ44XDA Atom
Processor CPU
  • Quad-core 1.3 GHz
  • Intel PXA272 416 MHz
General specs
General specs
SpecificationQ44XDA Atom
Release date
  • 2014
  • 2005
  • November
Colors
  • Silver
  • Gold
  • Grey
  • Silver
Historical recorded priceLegacy catalogue value; date unknown. Not a current offer. Unknown
  • 260 EUR
Battery life
  • Stand by time- Up to 140 h (3G) Talking time- Up to 5 h (3G)
  • Stand by time- Up to 150 h Talking time- Up to 5 h 30 min
Communication and Connectivity
Communication and Connectivity
SpecificationQ44XDA Atom
SIM card
  • Dual SIM
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2
Unknown
Speed
  • HSPA
Unknown
GPRS
  • Yes
  • Class 10
Edge
  • Yes
  • Class 10
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • Wi-Fi 802.11b
GPS
  • Yes
  • No
USB
  • microUSB
  • miniUSB
Bluetooth
  • 4.0
  • A2DP
  • 1.2
Harmful irradiation
  • SAR EU - 0.38 W/kg (head) 0.41 W/kg (body)
Unknown
Music and Audio
Music and Audio
SpecificationQ44XDA Atom
Radio
  • FM radio
  • FM radio
Others Unknown
  • Handwriting recognition
Other features
Other features
SpecificationQ44XDA Atom
Dop
  • Sensors Accelerometer
  • proximity
  • Infrared port - Pocket Office -MP3/AAC/AAC+/WMA/OGG/AMR player -WMV/MP4 player - Produced by Quanta Computer. Functionally identical to HP iPAQ rw6815