O2 XDA vs Xiaomi Redmi Note 9S

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: 8 g lighter

    XDA:
    201 g
    Redmi Note 9S:
    209 g
  • Width

    XDA: 3.7 mm narrower

    XDA:
    73 mm
    Redmi Note 9S:
    76.7 mm
  • Screen diagonal

    XDA: 3.17 in smaller diagonal

    XDA:
    3.5 in
    Redmi Note 9S:
    6.67 in
  • Depth

    Redmi Note 9S: 9.2 mm thinner

    XDA:
    18 mm
    Redmi Note 9S:
    8.8 mm
  • Height

    XDA: 36.8 mm shorter

    XDA:
    129 mm
    Redmi Note 9S:
    165.8 mm
  • Release year

    XDA:
    2003
    Redmi Note 9S:
    2020

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

    Height:
    129 mm
    Width:
    73 mm
    Depth:
    18 mm +9.2 mm versus Redmi Note 9S
  2. 2. Redmi Note 9S

    Height:
    165.8 mm +36.8 mm versus XDA
    Width:
    76.7 mm +3.7 mm versus XDA
    Depth:
    8.8 mm

Weight

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

  1. 1. XDA

    201 g

  2. 2. Redmi Note 9S

    209 g

    +8 g versus XDA

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

    Screen diagonal:
    3.5 in
    Aspect ratio (height:width):
    4:3
    Approximate rectangular screen area:
    37.9 cm²
  2. 2. Redmi Note 9S

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

Redmi Note 9S has approximately 183.1% more rectangular screen area than XDA.

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, Redmi Note 9S, compared at the same storage capacity.
StorageXDARedmi Note 9S
64 GB Unknown 4 GB RAM
128 GB Unknown 6 GB RAM
XDA: Original memory entry

64 MB RAM · 32 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

NFC:
Unknown
Headphone jack:
No
Memory card support:
See details MMC/SD

2. Redmi Note 9S

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.

At least two unambiguous positive capacity values are needed for a chart. Original entries remain in the specifications.

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. XDA2. Redmi Note 9S

Everyday essentials
Everyday essentials — specifications for XDA, Redmi Note 9S.
SpecificationXDARedmi Note 9S
Dimensions (HxWxD)
  • 129 Х 73 Х 18 mm
  • 165.8 Х 76.7 Х 8.8 mm
Weight
  • 201 g
  • 209 g
Technology
  • TFT
  • IPS LCD
Screen size
  • 3.5" 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
  • 32 MB ROM
  • 64GB 4GB RAM
  • 128GB 6GB RAM
Memory card support
  • MMC/SD
  • microSDXC (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 0 mAh,
  • 5020 mAh
  • Non-removable Li-Po
Operating system OS
  • Microsoft Windows PocketPC
  • Android 10.0; MIUI 11
Chipset Unknown
  • Qualcomm SM7125 Snapdragon 720G (8 nm)
Headphone jack
  • No
  • Yes
Display
Display — specifications for XDA, Redmi Note 9S.
SpecificationXDARedmi Note 9S
Touchscreen
  • resistive touchscreen
  • capacitive touchscreen
Display colors
  • 4096
  • 16M
Screen area
  • 37.9 cm2
  • 107.4 cm2
Screen format
  • 4:3 (height:width)
  • 20:9 (height:width)
Screen to body ratio
  • 40.3%
  • 84.5%
PPI /points per inch/
  • 114 PPI
  • 395 PPI
Screen protection Unknown
  • Corning Gorilla Glass 5
Camera and Video
Camera and Video — specifications for XDA, Redmi Note 9S.
SpecificationXDARedmi Note 9S
Rear camera, main
  • 0 MP,
  • 48 MP
  • Quad
Camera specs Unknown
  • 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 Unknown
  • HDR
  • panorama
Video Unknown
  • 1080p@30fps
Front camera, selfie
  • 0 MP,
  • 16 MP
  • Single
Specifications Unknown
  • 16 MP
  • f/2.5
  • (wide)
  • 1.0µm
Performance
Performance — specifications for XDA, Redmi Note 9S.
SpecificationXDARedmi Note 9S
Processor CPU
  • Intel Strong PXA263 400 MHz
  • Octa-core (2x2.3 GHz Kryo 465 Gold & 6x1.8 GHz Kryo 465 Silver)
Graphics processor GPU Unknown
  • Adreno 618
General specs
General specs — specifications for XDA, Redmi Note 9S.
SpecificationXDARedmi Note 9S
Release date
  • 2003
  • 2020
  • March 23
Colors Unknown
  • Aurora Blue
  • Glacier white
  • Interstellar Gray
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • $ 199
Battery life
  • Stand by time- Up to 150 h Talking time- Up to 3 h 30 min
Unknown
Body build Unknown
  • Glass front (Gorilla Glass 5)
  • glass back (Gorilla Glass 5)
  • plastic frame
Communication and Connectivity
Communication and Connectivity — specifications for XDA, Redmi Note 9S.
SpecificationXDARedmi Note 9S
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 / 1700(AWS) / 1900 / 2100 -4G - LTE band 1(2100)
  • 2(1900)
  • 3(1800)
  • 4(1700/2100)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 20(800)
  • 28(700)
  • 38(2600)
  • 40(2300)
Speed Unknown
  • HSPA 42.2/5.76 Mbps
  • LTE-A
GPRS
  • Class 8
  • Yes
Edge
  • No
  • Yes
Wi-Fi
  • No
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • Wi-Fi Direct
  • hotspot
GPS
  • No
  • Yes
  • with A-GPS
  • GLONASS
  • GALILEO
  • BDS
USB
  • Proprietary
  • 2.0
  • Type-C 1.0 reversible connector
Bluetooth
  • No
  • 5.0
  • A2DP
  • LE
Music and Audio
Music and Audio — specifications for XDA, Redmi Note 9S.
SpecificationXDARedmi Note 9S
Radio
  • No
  • FM radio
  • recording
Others Unknown
  • 450 nits typ. brightness (advertised)
Other features
Other features — specifications for XDA, Redmi Note 9S.
SpecificationXDARedmi Note 9S
Dop
  • Infrared port - Pocket Office -Media player -Voice memo - Produced by HTC. Functionally identical to Qtek 1010.
  • Sensors Fingerprint (side-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass
  • Infrared port - Fast charging 18W - Splash-proof