O2 XDA Atom Exec vs vivo X20

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 Exec: 19 g lighter

    XDA Atom Exec:
    140 g
    X20:
    159 g
  • Width

    XDA Atom Exec: 17.2 mm narrower

    XDA Atom Exec:
    58 mm
    X20:
    75.2 mm
  • Screen diagonal

    XDA Atom Exec: 3.31 in smaller diagonal

    XDA Atom Exec:
    2.7 in
    X20:
    6.01 in
  • Rear camera layout

    XDA Atom Exec:
    Single
    X20:
    Dual
  • Depth

    X20: 11.3 mm thinner

    XDA Atom Exec:
    18.5 mm
    X20:
    7.2 mm
  • Height

    XDA Atom Exec: 53.9 mm shorter

    XDA Atom Exec:
    102 mm
    X20:
    155.9 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 Exec

    Height:
    102 mm
    Width:
    58 mm
    Depth:
    18.5 mm +11.3 mm versus X20
  2. 2. X20

    Height:
    155.9 mm +53.9 mm versus XDA Atom Exec
    Width:
    75.2 mm +17.2 mm versus XDA Atom Exec
    Depth:
    7.2 mm

Weight

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

  1. 1. XDA Atom Exec

    140 g

  2. 2. X20

    159 g

    +19 g versus XDA Atom Exec

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 Exec

    Screen diagonal:
    2.7 in
    Aspect ratio (height:width):
    4:3
    Approximate rectangular screen area:
    22.6 cm²
  2. 2. X20

    Screen diagonal:
    6.01 in
    Aspect ratio (height:width):
    18:9
    Approximate rectangular screen area:
    93.2 cm²

X20 has approximately 312.9% more rectangular screen area than XDA Atom Exec.

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 Exec: Original memory entry

64 MB RAM · 192 MB ROM

X20: Original memory entry

64 GB · 512GB 4GB

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 Exec

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

2. X20

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 GB (uses SIM 2 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 Exec

    1530 mAh

  2. 2. X20

    3250 mAh

    +1720 mAh versus XDA Atom Exec

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 Atom Exec2. X20

Everyday essentials
Everyday essentials — specifications for XDA Atom Exec, X20.
SpecificationXDA Atom ExecX20
Dimensions (HxWxD)
  • 102 Х 58 Х 18.5 mm
  • 155.9 Х 75.2 Х 7.2 mm
Weight
  • 140 g
  • 159 g
Technology
  • TFT
  • Super AMOLED
Screen size
  • 2.7" inch
  • 6.01" inch
Screen resolution
  • 240 x 320 px
  • 1080 x 2160 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 64 MB RAM
  • 192 MB ROM
  • 64 GB
  • 512GB 4GB
Memory card support
  • miniSD
  • microSD
  • up to 256 GB (uses SIM 2 slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1530 mAh
  • Removable Li-Po
  • 3250 mAh
  • Non-removable Li-Ion
Operating system OS
  • Microsoft Windows Mobile 5.0 PocketPC
  • Android 7.1.1 (Nougat)
  • upgradable to Android 8.0 (Oreo); Funtouch 3.2
Chipset Unknown
  • Qualcomm SDM660 Snapdragon 660 (14 nm)
Headphone jack
  • No
  • Yes
Display
Display — specifications for XDA Atom Exec, X20.
SpecificationXDA Atom ExecX20
Touchscreen
  • resistive touchscreen
  • capacitive touchscreen
Display colors Unknown
  • 16M
Screen area
  • 22.6 cm2
  • 93.2 cm2
Screen format
  • 4:3 (height:width)
  • 18:9 (height:width)
Screen to body ratio
  • 38.2%
  • 79.5%
PPI /points per inch/
  • 148 PPI
  • 402 PPI
Camera and Video
Camera and Video — specifications for XDA Atom Exec, X20.
SpecificationXDA Atom ExecX20
Rear camera, main
  • 2 MP
  • Single
  • 12 MP
  • Dual
Camera specs
  • 2 MP
  • 12 MP
  • f/1.8
  • AF -5 MP
  • depth sensor
Functions
  • LED flash
  • LED flash
  • HDR
  • panorama
Video
  • Yes
  • 1080p@30fps
Front camera, selfie
  • 0 MP,
  • 12 MP
  • Single
Specifications Unknown
  • 12 MP
  • f/2.0
Performance

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

Performance — specifications for XDA Atom Exec, X20.
SpecificationXDA Atom ExecX20
Processor CPU
  • Intel XScale PXA 27x 520MHz
  • Octa-core (4x2.2 GHz Kryo 260 & 4x1.8 GHz Kryo 260)
Graphics processor GPU Unknown
  • Adreno 512
Antutu 7 score * Unknown
  • 142753
GeekBench 4 Single Core * Unknown
  • 1907
GeekBench 4 Multi-Core * Unknown
  • 4546
GeekBench 4 RenderScript * Unknown
  • 5409
General specs
General specs — specifications for XDA Atom Exec, X20.
SpecificationXDA Atom ExecX20
Release date
  • 2006
  • June
  • 2017
  • September
Colors
  • Silver
  • Matte Black
  • Black/Gold
  • Gold
  • Rose Gold
  • Blue
  • Pink
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 310 EUR
  • 390 EUR
Body build Unknown
  • Front glass
  • aluminum body
Communication and Connectivity
Communication and Connectivity — specifications for XDA Atom Exec, X20.
SpecificationXDA Atom ExecX20
SIM card
  • Mini-SIM
  • Hybrid Dual SIM (Nano-SIM
  • dual stand-by)
Network Unknown
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2 CDMA 800 & TD-SCDMA -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE band 1(2100)
  • 2(1900)
  • 3(1800)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 34(2000)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500) LTE band 1(2100)
  • 4(1700/2100)
  • 8(900) - X20A
Speed Unknown
  • HSPA 42.2/5.76 Mbps
  • LTE-A (2CA) Cat6 300/50 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
USB
  • miniUSB
  • microUSB 2.0
  • USB On-The-Go
Bluetooth
  • 1.2
  • 5.0
  • A2DP
  • LE
Music and Audio
Music and Audio — specifications for XDA Atom Exec, X20.
SpecificationXDA Atom ExecX20
Radio
  • FM radio
  • No
Others
  • Handwriting recognition
  • 32-bit/192kHz audio -Active noise cancellation with dedicated mic
Other features
Other features — specifications for XDA Atom Exec, X20.
SpecificationXDA Atom ExecX20
Dop
  • Infrared port - Pocket Office -MP3/AAC/AAC+/WMA/OGG/AMR player -WMV/MP4 player
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging 9V/2A 18W