O2 XDA Atom Exec vs Xiaomi Mi A2 (Mi 6X)

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.

  • Weight

    XDA Atom Exec: 26 g lighter

    XDA Atom Exec:
    140 g
    Mi A2 (Mi 6X):
    166 g
  • Width

    XDA Atom Exec: 17.4 mm narrower

    XDA Atom Exec:
    58 mm
    Mi A2 (Mi 6X):
    75.4 mm
  • Screen diagonal

    XDA Atom Exec: 3.29 in smaller diagonal

    XDA Atom Exec:
    2.7 in
    Mi A2 (Mi 6X):
    5.99 in
  • Rear camera layout

    XDA Atom Exec:
    Single
    Mi A2 (Mi 6X):
    Dual
  • Depth

    Mi A2 (Mi 6X): 11.2 mm thinner

    XDA Atom Exec:
    18.5 mm
    Mi A2 (Mi 6X):
    7.3 mm
  • Height

    XDA Atom Exec: 56.7 mm shorter

    XDA Atom Exec:
    102 mm
    Mi A2 (Mi 6X):
    158.7 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 Exec

    Height:
    102 mm
    Width:
    58 mm
    Depth:
    18.5 mm +11.2 mm versus Mi A2 (Mi 6X)
  2. 2. Mi A2 (Mi 6X)

    Height:
    158.7 mm +56.7 mm versus XDA Atom Exec
    Width:
    75.4 mm +17.4 mm versus XDA Atom Exec
    Depth:
    7.3 mm

Weight

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

  1. 1. XDA Atom Exec

    140 g

  2. 2. Mi A2 (Mi 6X)

    166 g

    +26 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. Mi A2 (Mi 6X)

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

Mi A2 (Mi 6X) has approximately 310.2% 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

Mi A2 (Mi 6X): Original memory entry

128 GB · 6 GB RAM 32/64 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. Mi A2 (Mi 6X)

NFC:
Unknown
Headphone jack:
No
Memory card support:
No

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. Mi A2 (Mi 6X)

    3000 mAh

    +1470 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. Mi A2 (Mi 6X)

Everyday essentials
Everyday essentials — specifications for XDA Atom Exec, Mi A2 (Mi 6X).
SpecificationXDA Atom ExecMi A2 (Mi 6X)
Dimensions (HxWxD)
  • 102 Х 58 Х 18.5 mm
  • 158.7 Х 75.4 Х 7.3 mm
Weight
  • 140 g
  • 166 g
Technology
  • TFT
  • LTPS IPS LCD
Screen size
  • 2.7" inch
  • 5.99" 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
  • 128 GB
  • 6 GB RAM 32/64 GB
  • 512GB 4GB
Memory card support
  • miniSD
  • No
Battery Capacity is not battery life. No endurance test is implied.
  • 1530 mAh
  • Removable Li-Po
  • 3000 mAh
  • Non-removable Li-Po
Operating system OS
  • Microsoft Windows Mobile 5.0 PocketPC
  • Android 8.1 (Oreo)
  • upgradable to Android 9.0 (Pie); Android One
Chipset Unknown
  • Qualcomm SDM660 Snapdragon 660 (14 nm)
Headphone jack
  • No
  • No
Display
Display — specifications for XDA Atom Exec, Mi A2 (Mi 6X).
SpecificationXDA Atom ExecMi A2 (Mi 6X)
Touchscreen
  • resistive touchscreen
  • capacitive touchscreen
Display colors Unknown
  • 16M
Screen area
  • 22.6 cm2
  • 92.6 cm2
Screen format
  • 4:3 (height:width)
  • 18:9 (height:width)
Screen to body ratio
  • 38.2%
  • 77.4%
PPI /points per inch/
  • 148 PPI
  • 403 PPI
Camera and Video
Camera and Video — specifications for XDA Atom Exec, Mi A2 (Mi 6X).
SpecificationXDA Atom ExecMi A2 (Mi 6X)
Rear camera, main
  • 2 MP
  • Single
  • 12 MP
  • Dual
Camera specs
  • 2 MP
  • 12 MP
  • f/1.8
  • 1/2.9''
  • 1.25µm -20 MP
  • 1/2.8''
  • 1.0µm
  • PDAF
Functions
  • LED flash
  • LED flash
  • Auto-HDR
Video
  • Yes
  • 1080p@30fps
Front camera, selfie
  • 0 MP,
  • 20 MP
  • Single
Specifications Unknown
  • 20 MP
  • f/2.2
  • 1/2.8''
  • 1.0µm
Performance

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

Performance — specifications for XDA Atom Exec, Mi A2 (Mi 6X).
SpecificationXDA Atom ExecMi A2 (Mi 6X)
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
  • 133905
Antutu 8 score * Unknown
  • 161030
GeekBench 5 Single Core * Unknown
  • 332
GeekBench 5 Multi-Core * Unknown
  • 1290
General specs
General specs — specifications for XDA Atom Exec, Mi A2 (Mi 6X).
SpecificationXDA Atom ExecMi A2 (Mi 6X)
Release date
  • 2006
  • June
  • 2018
  • July
Colors
  • Silver
  • Black
  • Gold
  • Blue
  • Red
  • Rose Gold
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 310 EUR
  • 190 EUR
Body build Unknown
  • Front glass
  • aluminum body
Communication and Connectivity
Communication and Connectivity — specifications for XDA Atom Exec, Mi A2 (Mi 6X).
SpecificationXDA Atom ExecMi A2 (Mi 6X)
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 - China -3G - HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 - Global HSDPA 850 / 900 / 1900 / 2100 - China -4G - LTE band 1(2100)
  • 2(1900)
  • 3(1800)
  • 4(1700/2100)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 20(800)
  • 38(2600)
  • 40(2300) - Global LTE band 1(2100)
  • 34(2000)
  • 39(1900)
  • 40(2300)
  • 41(2500) - China
Speed Unknown
  • HSPA 42.2/5.76 Mbps
  • LTE-A (3CA) Cat12 600/150 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
Music and Audio
Music and Audio — specifications for XDA Atom Exec, Mi A2 (Mi 6X).
SpecificationXDA Atom ExecMi A2 (Mi 6X)
Radio
  • FM radio
  • No
Others
  • Handwriting recognition
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for XDA Atom Exec, Mi A2 (Mi 6X).
SpecificationXDA Atom ExecMi A2 (Mi 6X)
Dop
  • Infrared port - Pocket Office -MP3/AAC/AAC+/WMA/OGG/AMR player -WMV/MP4 player
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass
  • Infrared port - Charging 5V/2A 10W (Quick Charge 3.0) -Fast battery charging (Quick Charge 4.0) India only - Versions: Mi A2 (Global); Mi 6X (China)