O2 XDA Atom vs vivo X27

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: 48 g lighter

    XDA Atom:
    140 g
    X27:
    188 g
  • Width

    XDA Atom: 16.3 mm narrower

    XDA Atom:
    58 mm
    X27:
    74.3 mm
  • Screen diagonal

    XDA Atom: 3.69 in smaller diagonal

    XDA Atom:
    2.7 in
    X27:
    6.39 in
  • Rear camera layout

    XDA Atom:
    Single
    X27:
    Triple
  • Depth

    X27: 9.5 mm thinner

    XDA Atom:
    18.5 mm
    X27:
    9 mm
  • Height

    XDA Atom: 55.7 mm shorter

    XDA Atom:
    102 mm
    X27:
    157.7 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. XDA Atom

    Height:
    102 mm
    Width:
    58 mm
    Depth:
    18.5 mm +9.5 mm versus X27
  2. 2. X27

    Height:
    157.7 mm +55.7 mm versus XDA Atom
    Width:
    74.3 mm +16.3 mm versus XDA Atom
    Depth:
    9 mm

Weight

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

  1. 1. XDA Atom

    140 g

  2. 2. X27

    188 g

    +48 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. X27

    Screen diagonal:
    6.39 in
    Aspect ratio (height:width):
    19.5:9
    Approximate rectangular screen area:
    100.2 cm²

X27 has approximately 344% 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, X27, compared at the same storage capacity.
StorageXDA AtomX27
256 GB Unknown 8 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. X27

NFC:
See details Yes (market dependent)
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 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. XDA Atom

    1530 mAh

  2. 2. X27

    4000 mAh

    +2470 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. X27

Everyday essentials
Everyday essentials — specifications for XDA Atom, X27.
SpecificationXDA AtomX27
Dimensions (HxWxD)
  • 102 Х 58 Х 18.5 mm
  • 157.7 Х 74.3 Х 9 mm
Weight
  • 140 g
  • 188 g
Technology
  • TFT
  • Super AMOLED
Screen size
  • 2.7" inch
  • 6.39" inch
Screen resolution
  • 240 x 320 px
  • 1080 x 2340 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
  • 256 GB
  • 8 GB RAM
Memory card support
  • miniSD
  • microSD
  • up to 256 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 1530 mAh
  • Removable Li-Po
  • 4000 mAh
  • Non-removable Li-Po
Operating system OS
  • Microsoft Windows Mobile 5.0 PocketPC
  • Android 9.0 (Pie); Funtouch 9
Chipset Unknown
  • Qualcomm SDM710 Snapdragon 710 (10 nm)
NFC Unknown
  • Yes (market dependent)
Headphone jack
  • No
  • Yes
Display
Display — specifications for XDA Atom, X27.
SpecificationXDA AtomX27
Touchscreen
  • resistive touchscreen
  • capacitive touchscreen
Display colors Unknown
  • 16M
Screen area
  • 22.6 cm2
  • 101.7 cm2
Screen format
  • 4:3 (height:width)
  • 19.5:9 (height:width)
Screen to body ratio
  • 38.2%
  • 86.8%
PPI /points per inch/
  • 148 PPI
  • 400 PPI
Camera and Video
Camera and Video — specifications for XDA Atom, X27.
SpecificationXDA AtomX27
Rear camera, main
  • 2 MP
  • Single
  • 48 MP
  • Triple
Camera specs
  • 2 MP
  • 48 MP
  • f/1.8
  • 1/2''
  • 0.8µm
  • PDAF -13 MP
  • 13mm (ultrawide) -5 MP
  • f/2.4
  • depth sensor
Functions
  • LED flash
  • HDR
Video
  • Yes
  • 1080p@30fps
Front camera, selfie
  • 0 MP,
  • 16 MP
  • Single
Specifications Unknown
  • Motorized pop-up 16 MP
Performance

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

Performance — specifications for XDA Atom, X27.
SpecificationXDA AtomX27
Processor CPU
  • Intel PXA272 416 MHz
  • Octa-core (2x2.2 GHz 360 Gold & 6x1.7 GHz Kryo 360 Silver)
Graphics processor GPU Unknown
  • Adreno 616
GeekBench 4 Single Core * Unknown
  • 3326
GeekBench 4 Multi-Core * Unknown
  • 11720
Antutu 8 score * Unknown
  • 215410
General specs
General specs — specifications for XDA Atom, X27.
SpecificationXDA AtomX27
Release date
  • 2005
  • November
  • 2019
  • March
Colors
  • Silver
  • Blue
  • Gold
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 260 EUR
  • 480 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, X27.
SpecificationXDA AtomX27
SIM card
  • Mini-SIM
  • Dual SIM (Nano-SIM
  • dual stand-by)
Network Unknown
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA 800 & TD-SCDMA -3G - HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 -4G - LTE band 1(2100)
  • 2(1900)
  • 3(1800)
  • 4(1700/2100)
  • 5(850)
  • 8(900)
  • 34(2000)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500)
Speed Unknown
  • HSPA 42.2/5.76 Mbps
  • LTE-A (2CA) Cat12 600/50 Mbps
GPRS
  • Class 10
  • Yes
Edge
  • Class 10
  • Yes
Wi-Fi
  • Wi-Fi 802.11b
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • WiFi Direct
  • hotspot
GPS
  • No
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
USB
  • miniUSB
  • 2.0
  • Type-C 1.0 reversible connector
Bluetooth
  • 1.2
  • 5.0
  • A2DP
  • LE
  • EDR
  • aptX
Music and Audio
Music and Audio — specifications for XDA Atom, X27.
SpecificationXDA AtomX27
Radio
  • FM radio
Unknown
Others
  • Handwriting recognition
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for XDA Atom, X27.
SpecificationXDA AtomX27
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 Fingerprint (under display)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging 18W