Xiaomi Redmi Note 9S vs Xolo Q2100

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.

  • Width

    Q2100: 1.7 mm narrower

    Redmi Note 9S:
    76.7 mm
    Q2100:
    75 mm
  • Screen diagonal

    Q2100: 1.17 in smaller diagonal

    Redmi Note 9S:
    6.67 in
    Q2100:
    5.5 in
  • Chipset

    Redmi Note 9S:
    Qualcomm SM7125 Snapdragon 720G (8 nm)
    Q2100:
    Mediatek MT6582 (28 nm)
  • Rear camera layout

    Redmi Note 9S:
    Quad
    Q2100:
    Single
  • Depth

    Redmi Note 9S: 0.5 mm thinner

    Redmi Note 9S:
    8.8 mm
    Q2100:
    9.3 mm
  • Height

    Q2100: 13.4 mm shorter

    Redmi Note 9S:
    165.8 mm
    Q2100:
    152.4 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 +13.4 mm versus Q2100
    Width:
    76.7 mm +1.7 mm versus Q2100
    Depth:
    8.8 mm
    Weight:
    209 g
  2. 2. Q2100

    Height:
    152.4 mm
    Width:
    75 mm
    Depth:
    9.3 mm +0.5 mm versus Redmi Note 9S
    Weight:
    Unknown

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. Q2100

    Screen diagonal:
    5.5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    83.4 cm²

Redmi Note 9S has approximately 28.8% more rectangular screen area than Q2100.

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, Q2100, compared at the same storage capacity.
StorageRedmi Note 9SQ2100
8 GB Not recorded 1 GB RAM
64 GB 4 GB RAM Not recorded
128 GB 6 GB RAM Not recorded

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. Q2100

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 GB

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

    +2220 mAh versus Q2100

  2. 2. Q2100

    2800 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. Q2100

Everyday essentials
Everyday essentials — specifications for Redmi Note 9S, Q2100.
SpecificationRedmi Note 9SQ2100
Dimensions (HxWxD)
  • 165.8 Х 76.7 Х 8.8 mm
  • 152.4 Х 75 Х 9.3 mm
Weight
  • 209 g
  • 0 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 6.67" inch
  • 5.5" inch
Screen resolution
  • 1080 x 2400 px
  • 720 x 1280 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
  • 8 GB
  • 1 GB RAM
Memory card support
  • microSDXC (dedicated slot)
  • microSD
  • up to 32 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 5020 mAh
  • Non-removable Li-Po
  • 2800 mAh
  • Removable Li-Po
Operating system OS
  • Android 10.0; MIUI 11
  • Android 4.4 (KitKat)
Chipset
  • Qualcomm SM7125 Snapdragon 720G (8 nm)
  • Mediatek MT6582 (28 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Redmi Note 9S, Q2100.
SpecificationRedmi Note 9SQ2100
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 107.4 cm2
  • 83.4 cm2
Screen format
  • 20:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 84.5%
  • 73.0%
PPI /points per inch/
  • 395 PPI
  • 267 PPI
Screen protection
  • Corning Gorilla Glass 5
  • Corning Gorilla Glass 3
Camera and Video
Camera and Video — specifications for Redmi Note 9S, Q2100.
SpecificationRedmi Note 9SQ2100
Rear camera, main
  • 48 MP
  • Quad
  • 8 MP
  • Single
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)
  • 8 MP
  • AF
Functions
  • HDR
  • panorama
  • Dual-LED flash
  • panorama
  • HDR
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 16 MP
  • Single
  • 2 MP
  • Single
Specifications
  • 16 MP
  • f/2.5
  • (wide)
  • 1.0µm
  • 2 MP
Performance
Performance — specifications for Redmi Note 9S, Q2100.
SpecificationRedmi Note 9SQ2100
Processor CPU
  • Octa-core (2x2.3 GHz Kryo 465 Gold & 6x1.8 GHz Kryo 465 Silver)
  • Quad-core 1.3 GHz Cortex-A7
Graphics processor GPU
  • Adreno 618
  • Mali-400MP2
General specs
General specs — specifications for Redmi Note 9S, Q2100.
SpecificationRedmi Note 9SQ2100
Release date
  • 2020
  • March 23
  • 2014
  • September
Colors
  • Aurora Blue
  • Glacier white
  • Interstellar Gray
  • Black
  • White
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • $ 199
Unknown
Battery life Unknown
  • Stand by time- Up to 777 h (2G) / Up to 604 h (3G) Talking time- Up to 27 h (2G) / Up to 22 h (3G)
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, Q2100.
SpecificationRedmi Note 9SQ2100
SIM card
  • Dual SIM (Nano-SIM
  • dual stand-by)
  • Dual SIM
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
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE-A
  • HSPA 21.1/5.76 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
  • hotspot
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • GALILEO
  • BDS
  • Yes
  • with A-GPS
USB
  • 2.0
  • Type-C 1.0 reversible connector
  • microUSB 2.0
  • USB Host
Bluetooth
  • 5.0
  • A2DP
  • LE
  • 4.0
  • A2DP
Harmful irradiation Unknown
  • SAR - 0.68 W/kg (head) 0.56 W/kg (body)
Music and Audio
Music and Audio — specifications for Redmi Note 9S, Q2100.
SpecificationRedmi Note 9SQ2100
Radio
  • FM radio
  • recording
  • FM radio
Others
  • 450 nits typ. brightness (advertised)
Unknown
Other features
Other features — specifications for Redmi Note 9S, Q2100.
SpecificationRedmi Note 9SQ2100
Dop
  • Sensors Fingerprint (side-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass
  • Infrared port - Fast charging 18W - Splash-proof
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • proximity
  • compass - For India