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Sharp Aquos R2 vs Xiaomi MI-2a

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

    MI-2a: 48 g lighter

    Aquos R2:
    181 g
    MI-2a:
    133 g
  • Width

    MI-2a: 7.5 mm narrower

    Aquos R2:
    74 mm
    MI-2a:
    66.5 mm
  • Screen diagonal

    MI-2a: 1.5 in smaller diagonal

    Aquos R2:
    6 in
    MI-2a:
    4.5 in
  • Rear camera layout

    Aquos R2:
    Dual
    MI-2a:
    Single
  • Depth

    Aquos R2: 0.5 mm thinner

    Aquos R2:
    9 mm
    MI-2a:
    9.5 mm
  • Height

    MI-2a: 23 mm shorter

    Aquos R2:
    156 mm
    MI-2a:
    133 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 +23 mm versus MI-2a
    Width:
    74 mm +7.5 mm versus MI-2a
    Depth:
    9 mm
  2. 2. MI-2a

    Height:
    133 mm
    Width:
    66.5 mm
    Depth:
    9.5 mm +0.5 mm versus Aquos R2

Weight

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

  1. 1. Aquos R2

    181 g

    +48 g versus MI-2a

  2. 2. MI-2a

    133 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. Aquos R2

    Screen diagonal:
    6 in
    Aspect ratio (height:width):
    19:9
    Approximate rectangular screen area:
    89.9 cm²
  2. 2. MI-2a

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

Aquos R2 has approximately 61% more rectangular screen area than MI-2a.

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, MI-2a, compared at the same storage capacity.
StorageAquos R2MI-2a
16 GB Unknown 1 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. MI-2a

NFC:
Yes
Headphone jack:
Yes
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 R2

    3130 mAh

    +1100 mAh versus MI-2a

  2. 2. MI-2a

    2030 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. Aquos R22. MI-2a

Everyday essentials
Everyday essentials — specifications for Aquos R2, MI-2a.
SpecificationAquos R2MI-2a
Dimensions (HxWxD)
  • 156 Х 74 Х 9 mm
  • 133 Х 66.5 Х 9.5 mm
Weight
  • 181 g
  • 133 g
Technology
  • IGZO IPS LCD
  • IPS LCD
Screen size
  • 6" inch
  • 4.5" inch
Screen resolution
  • 1440 x 3040 px
  • 720 x 1280 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 64 GB
  • 512GB 4GB
  • 16 GB
  • 1 GB RAM
Memory card support
  • microSD
  • up to 512 GB (uses SIM 2 slot)
  • No
Battery Capacity is not battery life. No endurance test is implied.
  • 3130 mAh
  • Non-removable Li-Ion
  • 2030 mAh
  • Removable Li-Ion
Operating system OS
  • Android 8.0 (Oreo)
  • Android 4.1 (Jelly Bean)
Chipset
  • Qualcomm SDM845 Snapdragon 845 (10 nm)
  • Xiaolong S4 Pro
NFC Unknown
  • Yes
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Aquos R2, MI-2a.
SpecificationAquos R2MI-2a
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 89.9 cm2
  • 55.8 cm2
Screen format
  • 19:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 77.8%
  • 63.1%
PPI /points per inch/
  • 561 PPI
  • 326 PPI
Camera and Video
Camera and Video — specifications for Aquos R2, MI-2a.
SpecificationAquos R2MI-2a
Rear camera, main
  • 22.6 MP
  • Dual
  • 8 MP
  • Single
Camera specs
  • 22.6 MP
  • PDAF -16.3 MP
  • PDAF (for video recording only)
  • 8 MP
  • AF
  • f/2.0
Functions
  • LED flash
  • HDR
  • panorama
  • LED flash
  • HDR
Video
  • 2160p@30fps (dedicated video camera)
  • 1080p@30fps
Front camera, selfie
  • 16.3 MP
  • Single
  • 2 MP
  • Single
Specifications
  • 16.3 MP
  • 2 MP
Performance

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

Performance — specifications for Aquos R2, MI-2a.
SpecificationAquos R2MI-2a
Processor CPU
  • Octa-core (4x2.6 GHz Kryo 385 Gold & 4x1.7 GHz Kryo 385 Silver)
  • Dual-core 1.7 GHz
Graphics processor GPU
  • Adreno 630
  • Adreno 320
Antutu 7 score *
  • 265822
  • 21326
GeekBench 4 Single Core * Unknown
  • 742
GeekBench 4 Multi-Core * Unknown
  • 1151
GeekBench 4 RenderScript * Unknown
  • 1277
General specs
General specs — specifications for Aquos R2, MI-2a.
SpecificationAquos R2MI-2a
Release date
  • 2018
  • May
  • 2013
Colors
  • Black
  • White
  • Black (front panel)
  • 4 color options (back panel)
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 350 EUR
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for Aquos R2, MI-2a.
SpecificationAquos R2MI-2a
SIM card
  • Hybrid Dual SIM (Nano-SIM
  • dual stand-by)
  • Mini-SIM
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
Speed
  • HSPA
  • LTE
  • HSPA 21.1/5.76 Mbps
GPRS
  • Yes
  • Class 12
Edge
  • Yes
  • Class 12
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • WiFi Direct
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • Yes
  • with A-GPS
  • GLONASS
USB
  • 2.0
  • Type-C 1.0 reversible connector
  • microUSB 2.0
  • USB Host
Bluetooth
  • 5.0
  • A2DP
  • LE
  • 4.0
  • A2DP
Music and Audio
Music and Audio — specifications for Aquos R2, MI-2a.
SpecificationAquos R2MI-2a
Radio
  • No
  • FM radio
Others
  • Active noise cancellation with dedicated mic -Dolby Vision & Dolby Atmos
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for Aquos R2, MI-2a.
SpecificationAquos R2MI-2a
Dop
  • Sensors Fingerprint (front-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging - IPX5/IPX8/IP6X
  • Sensors Accelerometer
  • gyro
  • proximity
  • compass