Sharp Aquos R2 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

    Aquos R2: 28 g lighter

    Aquos R2:
    181 g
    Redmi Note 9S:
    209 g
  • Width

    Aquos R2: 2.7 mm narrower

    Aquos R2:
    74 mm
    Redmi Note 9S:
    76.7 mm
  • Screen diagonal

    Aquos R2: 0.67 in smaller diagonal

    Aquos R2:
    6 in
    Redmi Note 9S:
    6.67 in
  • Chipset

    Aquos R2:
    Qualcomm SDM845 Snapdragon 845 (10 nm)
    Redmi Note 9S:
    Qualcomm SM7125 Snapdragon 720G (8 nm)
  • Rear camera layout

    Aquos R2:
    Dual
    Redmi Note 9S:
    Quad
  • Height

    Aquos R2: 9.8 mm shorter

    Aquos R2:
    156 mm
    Redmi Note 9S:
    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. Aquos R2

    Height:
    156 mm
    Width:
    74 mm
    Depth:
    9 mm
  2. 2. Redmi Note 9S

    Height:
    165.8 mm +9.8 mm versus Aquos R2
    Width:
    76.7 mm +2.7 mm versus Aquos R2
    Depth:
    8.8 mm

Weight

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

  1. 1. Aquos R2

    181 g

  2. 2. Redmi Note 9S

    209 g

    +28 g versus Aquos R2

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. Aquos R2

    Screen diagonal:
    6 in
    Aspect ratio (height:width):
    19:9
    Approximate rectangular screen area:
    89.9 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 19.5% more rectangular screen area than Aquos R2.

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 Aquos R2, Redmi Note 9S, compared at the same storage capacity.
StorageAquos R2Redmi Note 9S
64 GB Unknown 4 GB RAM
128 GB Unknown 6 GB RAM
Aquos R2: Original memory entry

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. Aquos R2

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 512 GB (uses SIM 2 slot)

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.

Recorded battery capacity

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

  1. 1. Aquos R2

    3130 mAh

  2. 2. Redmi Note 9S

    5020 mAh

    +1890 mAh versus Aquos R2

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. Aquos R22. Redmi Note 9S

Everyday essentials
Everyday essentials — specifications for Aquos R2, Redmi Note 9S.
SpecificationAquos R2Redmi Note 9S
Dimensions (HxWxD)
  • 156 Х 74 Х 9 mm
  • 165.8 Х 76.7 Х 8.8 mm
Weight
  • 181 g
  • 209 g
Technology
  • IGZO IPS LCD
  • IPS LCD
Screen size
  • 6" inch
  • 6.67" inch
Screen resolution
  • 1440 x 3040 px
  • 1080 x 2400 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 64 GB
  • 512GB 4GB
  • 64GB 4GB RAM
  • 128GB 6GB RAM
Memory card support
  • microSD
  • up to 512 GB (uses SIM 2 slot)
  • microSDXC (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 3130 mAh
  • Non-removable Li-Ion
  • 5020 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 8.0 (Oreo)
  • Android 10.0; MIUI 11
Chipset
  • Qualcomm SDM845 Snapdragon 845 (10 nm)
  • Qualcomm SM7125 Snapdragon 720G (8 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Aquos R2, Redmi Note 9S.
SpecificationAquos R2Redmi Note 9S
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 89.9 cm2
  • 107.4 cm2
Screen format
  • 19:9 (height:width)
  • 20:9 (height:width)
Screen to body ratio
  • 77.8%
  • 84.5%
PPI /points per inch/
  • 561 PPI
  • 395 PPI
Screen protection Unknown
  • Corning Gorilla Glass 5
Camera and Video
Camera and Video — specifications for Aquos R2, Redmi Note 9S.
SpecificationAquos R2Redmi Note 9S
Rear camera, main
  • 22.6 MP
  • Dual
  • 48 MP
  • Quad
Camera specs
  • 22.6 MP
  • PDAF -16.3 MP
  • PDAF (for video recording only)
  • 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
  • HDR
  • panorama
Video
  • 2160p@30fps (dedicated video camera)
  • 1080p@30fps
Front camera, selfie
  • 16.3 MP
  • Single
  • 16 MP
  • Single
Specifications
  • 16.3 MP
  • 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 Aquos R2, Redmi Note 9S.
SpecificationAquos R2Redmi Note 9S
Processor CPU
  • Octa-core (4x2.6 GHz Kryo 385 Gold & 4x1.7 GHz Kryo 385 Silver)
  • Octa-core (2x2.3 GHz Kryo 465 Gold & 6x1.8 GHz Kryo 465 Silver)
Graphics processor GPU
  • Adreno 630
  • Adreno 618
Antutu 7 score *
  • 265822
Unknown
General specs
General specs — specifications for Aquos R2, Redmi Note 9S.
SpecificationAquos R2Redmi Note 9S
Release date
  • 2018
  • May
  • 2020
  • March 23
Colors
  • Black
  • White
  • Aurora Blue
  • Glacier white
  • Interstellar Gray
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 350 EUR
  • $ 199
Body build Unknown
  • Glass front (Gorilla Glass 5)
  • glass back (Gorilla Glass 5)
  • plastic frame
Communication and Connectivity
Communication and Connectivity — specifications for Aquos R2, Redmi Note 9S.
SpecificationAquos R2Redmi Note 9S
SIM card
  • Hybrid 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 CDMA 800 & TD-SCDMA -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE
  • 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
  • HSPA
  • LTE
  • HSPA 42.2/5.76 Mbps
  • LTE-A
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • WiFi Direct
  • hotspot
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • Wi-Fi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • Yes
  • with A-GPS
  • GLONASS
  • GALILEO
  • BDS
USB
  • 2.0
  • Type-C 1.0 reversible connector
  • 2.0
  • Type-C 1.0 reversible connector
Bluetooth
  • 5.0
  • A2DP
  • LE
  • 5.0
  • A2DP
  • LE
Music and Audio
Music and Audio — specifications for Aquos R2, Redmi Note 9S.
SpecificationAquos R2Redmi Note 9S
Radio
  • No
  • FM radio
  • recording
Others
  • Active noise cancellation with dedicated mic -Dolby Vision & Dolby Atmos
  • 450 nits typ. brightness (advertised)
Other features
Other features — specifications for Aquos R2, Redmi Note 9S.
SpecificationAquos R2Redmi Note 9S
Dop
  • Sensors Fingerprint (front-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging - IPX5/IPX8/IP6X
  • Sensors Fingerprint (side-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass
  • Infrared port - Fast charging 18W - Splash-proof