Xiaomi Redmi Note 9S vs ZTE nubia X

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

    nubia X: 28 g lighter

    Redmi Note 9S:
    209 g
    nubia X:
    181 g
  • Width

    nubia X: 3.4 mm narrower

    Redmi Note 9S:
    76.7 mm
    nubia X:
    73.3 mm
  • Screen diagonal

    nubia X: 0.41 in smaller diagonal

    Redmi Note 9S:
    6.67 in
    nubia X:
    6.26 in
  • Chipset

    Redmi Note 9S:
    Qualcomm SM7125 Snapdragon 720G (8 nm)
    nubia X:
    Qualcomm SDM845 Snapdragon 845 (10 nm)
  • Rear camera layout

    Redmi Note 9S:
    Quad
    nubia X:
    Dual
  • Height

    nubia X: 11.7 mm shorter

    Redmi Note 9S:
    165.8 mm
    nubia X:
    154.1 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. Redmi Note 9S

    Height:
    165.8 mm +11.7 mm versus nubia X
    Width:
    76.7 mm +3.4 mm versus nubia X
    Depth:
    8.8 mm
  2. 2. nubia X

    Height:
    154.1 mm
    Width:
    73.3 mm
    Depth:
    8.4 mm

Weight

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

  1. 1. Redmi Note 9S

    209 g

    +28 g versus nubia X

  2. 2. nubia X

    181 g

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. Redmi Note 9S

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

    Screen diagonal:
    6.26 in
    Aspect ratio (height:width):
    19:9
    Approximate rectangular screen area:
    97.8 cm²

Redmi Note 9S has approximately 9.8% more rectangular screen area than nubia X.

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 Redmi Note 9S, nubia X, compared at the same storage capacity.
StorageRedmi Note 9Snubia X
64 GB 4 GB RAM Unknown
128 GB 6 GB RAM Unknown
nubia X: Original memory entry

128/256/512 GB · 8 GB RAM 64 GB · 6 GB RAM

Practical features

Explicit Yes and No values are shown directly. Qualified or regional records retain their details. Unknown means the record is missing.

1. Redmi Note 9S

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSDXC (dedicated slot)

2. nubia X

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. Redmi Note 9S

    5020 mAh

    +1220 mAh versus nubia X

  2. 2. nubia X

    3800 mAh

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. Redmi Note 9S2. nubia X

Everyday essentials
Everyday essentials — specifications for Redmi Note 9S, nubia X.
SpecificationRedmi Note 9Snubia X
Dimensions (HxWxD)
  • 165.8 Х 76.7 Х 8.8 mm
  • 154.1 Х 73.3 Х 8.4 mm
Weight
  • 209 g
  • 181 g
Technology
  • IPS LCD
  • LTPS IPS LCD
Screen size
  • 6.67" inch
  • 6.26" inch
Screen resolution
  • 1080 x 2400 px
  • 1080 x 2280 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 64GB 4GB RAM
  • 128GB 6GB RAM
  • 128/256/512 GB
  • 8 GB RAM 64 GB
  • 6 GB RAM
Memory card support
  • microSDXC (dedicated slot)
  • No
Battery Capacity is not battery life. No endurance test is implied.
  • 5020 mAh
  • Non-removable Li-Po
  • 3800 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 10.0; MIUI 11
  • Android 8.1 (Oreo); Nubia UI 6
Chipset
  • Qualcomm SM7125 Snapdragon 720G (8 nm)
  • Qualcomm SDM845 Snapdragon 845 (10 nm)
Headphone jack
  • Yes
  • No
Display
Display — specifications for Redmi Note 9S, nubia X.
SpecificationRedmi Note 9Snubia X
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 107.4 cm2
  • 97.8 cm2
Screen format
  • 20:9 (height:width)
  • 19:9 (height:width)
Screen to body ratio
  • 84.5%
  • 86.6%
PPI /points per inch/
  • 395 PPI
  • 403 PPI
Screen protection
  • Corning Gorilla Glass 5
  • Corning Gorilla Glass 3
Camera and Video
Camera and Video — specifications for Redmi Note 9S, nubia X.
SpecificationRedmi Note 9Snubia X
Rear camera, main
  • 48 MP
  • Quad
  • 16 MP
  • Dual
Camera specs
  • 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)
  • 16 MP
  • f/1.8
  • PDAF -24 MP
  • f/1.7
  • PDAF
Functions
  • HDR
  • panorama
  • Dual-LED dual-tone flash
  • HDR
  • panorama
Video
  • 1080p@30fps
  • 2160p@30fps
  • 1080p@30fps
Front camera, selfie
  • 16 MP
  • Single
  • 16 MP
  • Dual
Specifications
  • 16 MP
  • f/2.5
  • (wide)
  • 1.0µm
  • Uses main cameras
Performance
Performance — specifications for Redmi Note 9S, nubia X.
SpecificationRedmi Note 9Snubia X
Processor CPU
  • Octa-core (2x2.3 GHz Kryo 465 Gold & 6x1.8 GHz Kryo 465 Silver)
  • Octa-core (4x2.65 GHz Kryo 385 Gold & 4x1.8 GHz Kryo 385 Silver)
Graphics processor GPU
  • Adreno 618
  • Adreno 630
General specs
General specs — specifications for Redmi Note 9S, nubia X.
SpecificationRedmi Note 9Snubia X
Release date
  • 2020
  • March 23
  • 2018
  • October
Colors
  • Aurora Blue
  • Glacier white
  • Interstellar Gray
  • Blue Gold
  • Sea Blue
  • Black Gold
  • Deep Gray
  • Starry Night (512 GB only)
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • $ 199
  • 450 EUR
Body build
  • Glass front (Gorilla Glass 5)
  • glass back (Gorilla Glass 5)
  • plastic frame
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for Redmi Note 9S, nubia X.
SpecificationRedmi Note 9Snubia X
SIM card
  • Dual SIM (Nano-SIM
  • dual stand-by)
  • Dual SIM (Nano-SIM
  • dual stand-by)
Network
  • 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)
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA 800 & TD-SCDMA -3G - HSDPA 850 / 900 / 1900 / 2100 CDMA2000 1xEV-DO -4G - LTE band 1(2100)
  • 3(1800)
  • 4(1700/2100)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 20(800)
  • 34(2000)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500)
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE-A
  • HSPA 42.2/5.76 Mbps
  • LTE-A (6CA) Cat18 1200/150 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • Wi-Fi Direct
  • hotspot
  • Wi-Fi 802.11 b/g/n/ac
  • dual-band
  • Wi-Fi Direct
  • DLNA
  • hotspot
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • GALILEO
  • BDS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
USB
  • 2.0
  • Type-C 1.0 reversible connector
  • Type-C 1.0 reversible connector
  • USB On-The-Go
Bluetooth
  • 5.0
  • A2DP
  • LE
  • 5.0
  • A2DP
  • LE
Music and Audio
Music and Audio — specifications for Redmi Note 9S, nubia X.
SpecificationRedmi Note 9Snubia X
Radio
  • FM radio
  • recording
  • No
Others
  • 450 nits typ. brightness (advertised)
  • Secondary display (on the back): OLED
  • 5.1 inches
  • 720 x 1520 pixels
  • Corning Gorilla Glass 3
  • DTS HD sound -32-bit/384kHz audio -Active noise cancellation with dedicated mic
Other features
Other features — specifications for Redmi Note 9S, nubia X.
SpecificationRedmi Note 9Snubia X
Dop
  • Sensors Fingerprint (side-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass
  • Infrared port - Fast charging 18W - Splash-proof
  • Sensors Dual fingerprint (side-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging 9V/2A 18W (Quick Charge 4.0)