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Sharp Aquos S2 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

    Aquos S2: 69 g lighter

    Aquos S2:
    140 g
    Redmi Note 9 Pro:
    209 g
  • Width

    Aquos S2: 4.7 mm narrower

    Aquos S2:
    72 mm
    Redmi Note 9 Pro:
    76.7 mm
  • Screen diagonal

    Aquos S2: 1.17 in smaller diagonal

    Aquos S2:
    5.5 in
    Redmi Note 9 Pro:
    6.67 in
  • Rear camera layout

    Aquos S2:
    Dual
    Redmi Note 9 Pro:
    Quad
  • Depth

    Aquos S2: 0.9 mm thinner

    Aquos S2:
    7.9 mm
    Redmi Note 9 Pro:
    8.8 mm
  • Height

    Aquos S2: 24 mm shorter

    Aquos S2:
    141.8 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. Aquos S2

    Height:
    141.8 mm
    Width:
    72 mm
    Depth:
    7.9 mm
  2. 2. Redmi Note 9 Pro

    Height:
    165.8 mm +24 mm versus Aquos S2
    Width:
    76.7 mm +4.7 mm versus Aquos S2
    Depth:
    8.8 mm +0.9 mm versus Aquos S2

Weight

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

  1. 1. Aquos S2

    140 g

  2. 2. Redmi Note 9 Pro

    209 g

    +69 g versus Aquos S2

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 S2

    Screen diagonal:
    5.5 in
    Aspect ratio (height:width):
    17:9
    Approximate rectangular screen area:
    80.7 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 33.1% more rectangular screen area than Aquos S2.

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 S2, Redmi Note 9 Pro, compared at the same storage capacity.
StorageAquos S2Redmi Note 9 Pro
64 GB Unknown 4 GB RAM
128 GB Unknown 6 GB RAM
Aquos S2: Original memory entry

128 GB · 6 GB RAM 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 S2

NFC:
Yes
Headphone jack:
No
Memory card support:
See details microSD · up to 256 GB (uses SIM 2 slot)

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. Aquos S2

    3020 mAh

  2. 2. Redmi Note 9 Pro

    5020 mAh

    +2000 mAh versus Aquos S2

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 S22. Redmi Note 9 Pro

Everyday essentials
Everyday essentials — specifications for Aquos S2, Redmi Note 9 Pro.
SpecificationAquos S2Redmi Note 9 Pro
Dimensions (HxWxD)
  • 141.8 Х 72 Х 7.9 mm
  • 165.8 Х 76.7 Х 8.8 mm
Weight
  • 140 g
  • 209 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 5.5" inch
  • 6.67" inch
Screen resolution
  • 1080 x 2040 px
  • 1080 x 2400 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 128 GB
  • 6 GB RAM 64 GB
  • 512GB 4GB
  • 64GB 4GB RAM
  • 128GB 6GB RAM
Memory card support
  • microSD
  • up to 256 GB (uses SIM 2 slot)
  • microSDXC (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 3020 mAh
  • Non-removable Li-Po
  • 5020 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 7.1.1 (Nougat)
  • Android 10.0; MIUI 11
Chipset
  • Qualcomm SDM630 Snapdragon 630 (14 nm) 64/4GB -Qualcomm SDM660 Snapdragon 660 (14 nm) 128/6GB
  • Qualcomm SM7125 Snapdragon 720G (8 nm)
NFC
  • Yes
Unknown
Headphone jack
  • No
  • Yes
Display
Display — specifications for Aquos S2, Redmi Note 9 Pro.
SpecificationAquos S2Redmi Note 9 Pro
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 80.7 cm2
  • 107.4 cm2
Screen format
  • 17:9 (height:width)
  • 20:9 (height:width)
Screen to body ratio
  • 79.0%
  • 84.5%
PPI /points per inch/
  • 420 PPI
  • 395 PPI
Screen protection
  • Corning Gorilla Glass (unspecified version)
  • Corning Gorilla Glass 5
Camera and Video
Camera and Video — specifications for Aquos S2, Redmi Note 9 Pro.
SpecificationAquos S2Redmi Note 9 Pro
Rear camera, main
  • 12 MP
  • Dual
  • 48 MP
  • Quad
Camera specs
  • 12 MP
  • f/1.8
  • 1/2.55''
  • 1/3.2''
  • 1.4µm
  • dual pixel PDAF -8 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
  • Dual-LED dual-tone flash
  • panorama
  • HDR
  • HDR
  • panorama
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 8 MP
  • Single
  • 16 MP
  • Single
Specifications
  • 8 MP
  • f/2.0
  • 1/3.2''
  • 1.4µm
  • 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 S2, Redmi Note 9 Pro.
SpecificationAquos S2Redmi Note 9 Pro
Processor CPU
  • Octa-core (4x2.2 GHz Cortex-A53 & 4x1.8 GHz Cortex A53) 64/4GB -Octa-core (4x2.2 GHz Kryo 260 & 4x1.8 GHz Kryo 260) 128/6GB
  • Octa-core (2x2.3 GHz Kryo 465 Gold & 6x1.8 GHz Kryo 465 Silver)
Graphics processor GPU
  • Adreno 508 64/4GB -Adreno 512 128/6GB
  • Adreno 618
Antutu 7 score *
  • 88256
Unknown
GeekBench 4 Single Core *
  • 859
Unknown
GeekBench 4 Multi-Core *
  • 4079
Unknown
GeekBench 4 RenderScript *
  • 3688
Unknown
Antutu 8 score * Unknown
  • 275962
GeekBench 5 Single Core *
  • 173
Unknown
GeekBench 5 Multi-Core *
  • 994
Unknown
General specs
General specs — specifications for Aquos S2, Redmi Note 9 Pro.
SpecificationAquos S2Redmi Note 9 Pro
Release date
  • 2017
  • August
  • 2020
  • March 12
Colors
  • White
  • Black
  • Blue
  • Green
  • Aurora Blue
  • Glacier white
  • Interstellar Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 450 EUR
  • 160 EUR
Body build
  • Front/back glass
  • aluminum frame
  • Glass front (Gorilla Glass 5)
  • glass back (Gorilla Glass 5)
  • plastic frame
Communication and Connectivity
Communication and Connectivity — specifications for Aquos S2, Redmi Note 9 Pro.
SpecificationAquos S2Redmi Note 9 Pro
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 band 1(2100)
  • 3(1800)
  • 4(1700/2100)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 12(700)
  • 28(700)
  • 39(1900)
  • 40(2300)
  • 41(2500)
  • 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
  • HSPA 42.2/5.76 Mbps
  • LTE-A (2CA) Cat6 300/50 Mbps
  • 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
  • BDS
  • Yes
  • with A-GPS
  • GLONASS
  • GALILEO
  • BDS
  • NavIC
USB
  • Type-C 1.0 reversible connector
  • USB On-The-Go
  • 2.0
  • Type-C 1.0 reversible connector
Bluetooth
  • 4.2
  • A2DP
  • LE
  • 5.0
  • A2DP
  • LE
Music and Audio
Music and Audio — specifications for Aquos S2, Redmi Note 9 Pro.
SpecificationAquos S2Redmi Note 9 Pro
Radio
  • No
  • FM radio
  • recording
Others
  • Active noise cancellation with dedicated mic
  • 450 nits typ. brightness (advertised)
Other features
Other features — specifications for Aquos S2, Redmi Note 9 Pro.
SpecificationAquos S2Redmi Note 9 Pro
Dop
  • Sensors Fingerprint (front-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass - Charging 5V/2A 10W
  • Sensors Fingerprint (side-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass
  • Infrared port - Fast charging 18W - Splash-proof