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O2 XDA Atom Exec vs Xiaomi Redmi Note 9 Pro

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: 69 g lighter

    XDA Atom Exec:
    140 g
    Redmi Note 9 Pro:
    209 g
  • Width

    XDA Atom Exec: 18.7 mm narrower

    XDA Atom Exec:
    58 mm
    Redmi Note 9 Pro:
    76.7 mm
  • Screen diagonal

    XDA Atom Exec: 3.97 in smaller diagonal

    XDA Atom Exec:
    2.7 in
    Redmi Note 9 Pro:
    6.67 in
  • Rear camera layout

    XDA Atom Exec:
    Single
    Redmi Note 9 Pro:
    Quad
  • Depth

    Redmi Note 9 Pro: 9.7 mm thinner

    XDA Atom Exec:
    18.5 mm
    Redmi Note 9 Pro:
    8.8 mm
  • Height

    XDA Atom Exec: 63.8 mm shorter

    XDA Atom Exec:
    102 mm
    Redmi Note 9 Pro:
    165.8 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 +9.7 mm versus Redmi Note 9 Pro
  2. 2. Redmi Note 9 Pro

    Height:
    165.8 mm +63.8 mm versus XDA Atom Exec
    Width:
    76.7 mm +18.7 mm versus XDA Atom Exec
    Depth:
    8.8 mm

Weight

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

  1. 1. XDA Atom Exec

    140 g

  2. 2. Redmi Note 9 Pro

    209 g

    +69 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. Redmi Note 9 Pro

    Screen diagonal:
    6.67 in
    Aspect ratio (height:width):
    20:9
    Approximate rectangular screen area:
    107.4 cm²

Redmi Note 9 Pro has approximately 375.8% 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.

Recorded RAM for XDA Atom Exec, Redmi Note 9 Pro, compared at the same storage capacity.
StorageXDA Atom ExecRedmi Note 9 Pro
64 GB Unknown 4 GB RAM
128 GB Unknown 6 GB RAM
XDA Atom Exec: Original memory entry

64 MB RAM · 192 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 Exec

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

2. Redmi Note 9 Pro

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSDXC (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 Exec

    1530 mAh

  2. 2. Redmi Note 9 Pro

    5020 mAh

    +3490 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. Redmi Note 9 Pro

Everyday essentials
Everyday essentials — specifications for XDA Atom Exec, Redmi Note 9 Pro.
SpecificationXDA Atom ExecRedmi Note 9 Pro
Dimensions (HxWxD)
  • 102 Х 58 Х 18.5 mm
  • 165.8 Х 76.7 Х 8.8 mm
Weight
  • 140 g
  • 209 g
Technology
  • TFT
  • IPS LCD
Screen size
  • 2.7" inch
  • 6.67" inch
Screen resolution
  • 240 x 320 px
  • 1080 x 2400 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
  • 64GB 4GB RAM
  • 128GB 6GB RAM
Memory card support
  • miniSD
  • microSDXC (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1530 mAh
  • Removable Li-Po
  • 5020 mAh
  • Non-removable Li-Po
Operating system OS
  • Microsoft Windows Mobile 5.0 PocketPC
  • Android 10.0; MIUI 11
Chipset Unknown
  • Qualcomm SM7125 Snapdragon 720G (8 nm)
Headphone jack
  • No
  • Yes
Display
Display — specifications for XDA Atom Exec, Redmi Note 9 Pro.
SpecificationXDA Atom ExecRedmi Note 9 Pro
Touchscreen
  • resistive touchscreen
  • capacitive touchscreen
Display colors Unknown
  • 16M
Screen area
  • 22.6 cm2
  • 107.4 cm2
Screen format
  • 4:3 (height:width)
  • 20:9 (height:width)
Screen to body ratio
  • 38.2%
  • 84.5%
PPI /points per inch/
  • 148 PPI
  • 395 PPI
Screen protection Unknown
  • Corning Gorilla Glass 5
Camera and Video
Camera and Video — specifications for XDA Atom Exec, Redmi Note 9 Pro.
SpecificationXDA Atom ExecRedmi Note 9 Pro
Rear camera, main
  • 2 MP
  • Single
  • 48 MP
  • Quad
Camera specs
  • 2 MP
  • 48 MP
  • f/1.8
  • 26mm (wide)
  • 1/2.0"
  • 0.8µm
  • PDAF -8 MP
  • f/2.2
  • 13mm (ultrawide)
  • 1/4.0"
  • 1.12µm -5 MP
  • f/2.4
  • (macro)
  • 1.12µm -2 MP
  • (depth)
Functions
  • LED flash
  • HDR
  • panorama
Video
  • Yes
  • 1080p@30fps
Front camera, selfie
  • 0 MP,
  • 16 MP
  • Single
Specifications Unknown
  • 16 MP
  • f/2.5
  • (wide)
  • 1.0µm
Performance

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

Performance — specifications for XDA Atom Exec, Redmi Note 9 Pro.
SpecificationXDA Atom ExecRedmi Note 9 Pro
Processor CPU
  • Intel XScale PXA 27x 520MHz
  • Octa-core (2x2.3 GHz Kryo 465 Gold & 6x1.8 GHz Kryo 465 Silver)
Graphics processor GPU Unknown
  • Adreno 618
Antutu 8 score * Unknown
  • 275962
General specs
General specs — specifications for XDA Atom Exec, Redmi Note 9 Pro.
SpecificationXDA Atom ExecRedmi Note 9 Pro
Release date
  • 2006
  • June
  • 2020
  • March 12
Colors
  • Silver
  • Aurora Blue
  • Glacier white
  • Interstellar Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 310 EUR
  • 160 EUR
Body build Unknown
  • Glass front (Gorilla Glass 5)
  • glass back (Gorilla Glass 5)
  • plastic frame
Communication and Connectivity
Communication and Connectivity — specifications for XDA Atom Exec, Redmi Note 9 Pro.
SpecificationXDA Atom ExecRedmi Note 9 Pro
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 -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 5(850)
  • 8(900)
  • 40(2300)
  • 41(2500)
Speed Unknown
  • HSPA 42.2/5.76 Mbps
  • LTE-A
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
  • Wi-Fi Direct
  • hotspot
GPS
  • No
  • Yes
  • with A-GPS
  • GLONASS
  • GALILEO
  • BDS
  • NavIC
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, Redmi Note 9 Pro.
SpecificationXDA Atom ExecRedmi Note 9 Pro
Radio
  • FM radio
  • FM radio
  • recording
Others
  • Handwriting recognition
  • 450 nits typ. brightness (advertised)
Other features
Other features — specifications for XDA Atom Exec, Redmi Note 9 Pro.
SpecificationXDA Atom ExecRedmi Note 9 Pro
Dop
  • Infrared port - Pocket Office -MP3/AAC/AAC+/WMA/OGG/AMR player -WMV/MP4 player
  • Sensors Fingerprint (side-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass
  • Infrared port - Fast charging 18W - Splash-proof