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Sharp Aquos S2 vs Xiaomi Mi 9 Explorer

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.

  • Display technology

    OLED versus LCD

    Aquos S2:
    LCD
    Mi 9 Explorer:
    OLED
  • Weight

    Aquos S2: 33 g lighter

    Aquos S2:
    140 g
    Mi 9 Explorer:
    173 g
  • Width

    Aquos S2: 2.7 mm narrower

    Aquos S2:
    72 mm
    Mi 9 Explorer:
    74.7 mm
  • Screen diagonal

    Aquos S2: 0.89 in smaller diagonal

    Aquos S2:
    5.5 in
    Mi 9 Explorer:
    6.39 in
  • Rear camera layout

    Aquos S2:
    Dual
    Mi 9 Explorer:
    Triple
  • Height

    Aquos S2: 15.7 mm shorter

    Aquos S2:
    141.8 mm
    Mi 9 Explorer:
    157.5 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. Mi 9 Explorer

    Height:
    157.5 mm +15.7 mm versus Aquos S2
    Width:
    74.7 mm +2.7 mm versus Aquos S2
    Depth:
    7.6 mm

Weight

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

  1. 1. Aquos S2

    140 g

  2. 2. Mi 9 Explorer

    173 g

    +33 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. Mi 9 Explorer

    Screen diagonal:
    6.39 in
    Aspect ratio (height:width):
    19.5:9
    Approximate rectangular screen area:
    100.2 cm²

Mi 9 Explorer has approximately 24.2% 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.

No unambiguous storage/RAM pairings are recorded. See the original specifications below.

Aquos S2: Original memory entry

128 GB · 6 GB RAM 64 GB · 512GB 4GB

Mi 9 Explorer: Original memory entry

256 GB · 8/12 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. Aquos S2

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

2. Mi 9 Explorer

NFC:
Yes
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. Aquos S2

    3020 mAh

  2. 2. Mi 9 Explorer

    3300 mAh

    +280 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. Mi 9 Explorer

Everyday essentials
Everyday essentials — specifications for Aquos S2, Mi 9 Explorer.
SpecificationAquos S2Mi 9 Explorer
Dimensions (HxWxD)
  • 141.8 Х 72 Х 7.9 mm
  • 157.5 Х 74.7 Х 7.6 mm
Weight
  • 140 g
  • 173 g
Technology
  • IPS LCD
  • Super AMOLED
Screen size
  • 5.5" inch
  • 6.39" inch
Screen resolution
  • 1080 x 2040 px
  • 1080 x 2340 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
  • 256 GB
  • 8/12 GB RAM
Memory card support
  • microSD
  • up to 256 GB (uses SIM 2 slot)
  • No
Battery Capacity is not battery life. No endurance test is implied.
  • 3020 mAh
  • Non-removable Li-Po
  • 3300 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 7.1.1 (Nougat)
  • Android 9.0 (Pie); MIUI 10
Chipset
  • Qualcomm SDM630 Snapdragon 630 (14 nm) 64/4GB -Qualcomm SDM660 Snapdragon 660 (14 nm) 128/6GB
  • Qualcomm SDM855 Snapdragon 855 (7 nm)
NFC
  • Yes
  • Yes
Headphone jack
  • No
  • No
Display
Display — specifications for Aquos S2, Mi 9 Explorer.
SpecificationAquos S2Mi 9 Explorer
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 80.7 cm2
  • 100.2 cm2
Screen format
  • 17:9 (height:width)
  • 19.5:9 (height:width)
Screen to body ratio
  • 79.0%
  • 85.2%
PPI /points per inch/
  • 420 PPI
  • 403 PPI
Screen protection
  • Corning Gorilla Glass (unspecified version)
  • Corning Gorilla Glass 6
Camera and Video
Camera and Video — specifications for Aquos S2, Mi 9 Explorer.
SpecificationAquos S2Mi 9 Explorer
Rear camera, main
  • 12 MP
  • Dual
  • 48 MP
  • Triple
Camera specs
  • 12 MP
  • f/1.8
  • 1/2.55''
  • 1/3.2''
  • 1.4µm
  • dual pixel PDAF -8 MP
  • 48 MP
  • f/1.5 (12GB RAM model) or f/1.8 (8GB RAM model)
  • (wide)
  • 1/2"
  • 0.8µm
  • PDAF
  • Laser AF - 12 MP
  • f/2.2
  • 54mm (telephoto)
  • 1/3.6"
  • 1.0µm
  • laser AF
  • 2x optical zoom - 16 MP
  • 13mm (ultrawide)
  • 1/3.0"
Functions
  • Dual-LED dual-tone flash
  • panorama
  • HDR
  • HDR
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 8 MP
  • Single
  • 20 MP
  • Single
Specifications
  • 8 MP
  • f/2.0
  • 1/3.2''
  • 1.4µm
  • 20 MP
  • f/2.0
  • 0.9μm
Performance

Scores marked * are historical catalogue entries. Test conditions are unspecified; no new testing is implied.

Performance — specifications for Aquos S2, Mi 9 Explorer.
SpecificationAquos S2Mi 9 Explorer
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 (1x2.84 GHz Kryo 485 & 3x2.42 GHz Kryo 485 & 4x1.8 GHz Kryo 485)
Graphics processor GPU
  • Adreno 508 64/4GB -Adreno 512 128/6GB
  • Adreno 640
Antutu 7 score *
  • 88256
Unknown
GeekBench 4 Single Core *
  • 859
Unknown
GeekBench 4 Multi-Core *
  • 4079
Unknown
GeekBench 4 RenderScript *
  • 3688
Unknown
GeekBench 5 Single Core *
  • 173
Unknown
GeekBench 5 Multi-Core *
  • 994
Unknown
General specs
General specs — specifications for Aquos S2, Mi 9 Explorer.
SpecificationAquos S2Mi 9 Explorer
Release date
  • 2017
  • August
  • 2019
  • February
Colors
  • White
  • Black
  • Blue
  • Green
  • Transparent Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 450 EUR
  • 530 EUR
Body build
  • Front/back glass
  • aluminum frame
  • Back glass (Gorilla Glass 5)
  • aluminum frame (7000 series)
Communication and Connectivity
Communication and Connectivity — specifications for Aquos S2, Mi 9 Explorer.
SpecificationAquos S2Mi 9 Explorer
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 CDMA 800 & TD-SCDMA -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)
  • 12(700)
  • 17(700)
  • 20(800)
  • 28(700)
  • 38(2600)
  • 39(1900)
  • 40(2300)
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE-A (2CA) Cat6 300/50 Mbps
  • HSPA
  • 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
  • DLNA
  • hotspot
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
  • Yes
  • with dual-band A-GPS
  • GLONASS
  • BDS
  • GALILEO
  • QZSS
USB
  • Type-C 1.0 reversible connector
  • USB On-The-Go
  • 2.0
  • Type-C 1.0 reversible connector
  • USB On-The-Go
Bluetooth
  • 4.2
  • A2DP
  • LE
  • 5.0
  • A2DP
  • LE
  • aptX HD
Music and Audio
Music and Audio — specifications for Aquos S2, Mi 9 Explorer.
SpecificationAquos S2Mi 9 Explorer
Radio
  • No
  • No
Others
  • Active noise cancellation with dedicated mic
  • HDR10 -DCI-P3
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for Aquos S2, Mi 9 Explorer.
SpecificationAquos S2Mi 9 Explorer
Dop
  • Sensors Fingerprint (front-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass - Charging 5V/2A 10W
  • Sensors Fingerprint (under display)
  • accelerometer
  • gyro
  • proximity
  • compass
  • Infrared port - Fast battery charging 27W (Quick Charge 4+) -Fast wireless charging 20W - Also known as Xiaomi Mi 9 Transparent Edition