Sharp Aquos R2 vs vivo Y91

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

    Y91: 17.5 g lighter

    Aquos R2:
    181 g
    Y91:
    163.5 g
  • Width

    Aquos R2: 1.1 mm narrower

    Aquos R2:
    74 mm
    Y91:
    75.1 mm
  • Screen diagonal

    Aquos R2: 0.22 in smaller diagonal

    Aquos R2:
    6 in
    Y91:
    6.22 in
  • Chipset

    Aquos R2:
    Qualcomm SDM845 Snapdragon 845 (10 nm)
    Y91:
    Qualcomm SDM439 Snapdragon 439 (12 nm)
  • Depth

    Y91: 0.7 mm thinner

    Aquos R2:
    9 mm
    Y91:
    8.3 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 +0.7 mm versus Y91
  2. 2. Y91

    Height:
    155.1 mm
    Width:
    75.1 mm +1.1 mm versus Aquos R2
    Depth:
    8.3 mm

Weight

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

  1. 1. Aquos R2

    181 g

    +17.5 g versus Y91

  2. 2. Y91

    163.5 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. Y91

    Screen diagonal:
    6.22 in
    Aspect ratio (height:width):
    19:9
    Approximate rectangular screen area:
    96.6 cm²

Y91 has approximately 7.5% 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.

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

Aquos R2: Original memory entry

64 GB · 512GB 4GB

Y91: Original memory entry

32 GB · 3 GB RAM 16 GB · 2 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 R2

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

2. Y91

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 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. Aquos R2

    3130 mAh

  2. 2. Y91

    4030 mAh

    +900 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. Y91

Everyday essentials
Everyday essentials — specifications for Aquos R2, Y91.
SpecificationAquos R2Y91
Dimensions (HxWxD)
  • 156 Х 74 Х 9 mm
  • 155.1 Х 75.1 Х 8.3 mm
Weight
  • 181 g
  • 163.5 g
Technology
  • IGZO IPS LCD
  • IPS LCD
Screen size
  • 6" inch
  • 6.22" inch
Screen resolution
  • 1440 x 3040 px
  • 720 x 1520 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 64 GB
  • 512GB 4GB
  • 32 GB
  • 3 GB RAM 16 GB
  • 2 GB RAM
Memory card support
  • microSD
  • up to 512 GB (uses SIM 2 slot)
  • microSD
  • up to 256 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 3130 mAh
  • Non-removable Li-Ion
  • 4030 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 8.0 (Oreo)
  • Android 8.1 (Oreo); Funtouch 4.5
Chipset
  • Qualcomm SDM845 Snapdragon 845 (10 nm)
  • Qualcomm SDM439 Snapdragon 439 (12 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Aquos R2, Y91.
SpecificationAquos R2Y91
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 89.9 cm2
  • 96.6 cm2
Screen format
  • 19:9 (height:width)
  • 19:9 (height:width)
Screen to body ratio
  • 77.8%
  • 82.9%
PPI /points per inch/
  • 561 PPI
  • 270 PPI
Camera and Video
Camera and Video — specifications for Aquos R2, Y91.
SpecificationAquos R2Y91
Rear camera, main
  • 22.6 MP
  • Dual
  • 13 MP
  • Dual
Camera specs
  • 22.6 MP
  • PDAF -16.3 MP
  • PDAF (for video recording only)
  • 13 MP
  • f/2.2
  • PDAF -2 MP
  • f/2.4
  • depth sensor
Functions
  • LED flash
  • HDR
  • panorama
  • LED flash
  • panorama
Video
  • 2160p@30fps (dedicated video camera)
  • 1080p@30fps
Front camera, selfie
  • 16.3 MP
  • Single
  • 8 MP
  • Single
Specifications
  • 16.3 MP
  • 8 MP
  • f/1.8
Performance

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

Performance — specifications for Aquos R2, Y91.
SpecificationAquos R2Y91
Processor CPU
  • Octa-core (4x2.6 GHz Kryo 385 Gold & 4x1.7 GHz Kryo 385 Silver)
  • Octa-core (2x1.95 GHz Cortex-A53 & 6x1.45 GHz Cortex A53)
Graphics processor GPU
  • Adreno 630
  • Adreno 505
Antutu 7 score *
  • 265822
  • 88320
General specs
General specs — specifications for Aquos R2, Y91.
SpecificationAquos R2Y91
Release date
  • 2018
  • May
  • 2018
  • November
Colors
  • Black
  • White
  • Starry Black
  • Ocean Blue
  • Red (Y91i only)
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 350 EUR
  • 200 EUR
Communication and Connectivity
Communication and Connectivity — specifications for Aquos R2, Y91.
SpecificationAquos R2Y91
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 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 5(850)
  • 40(2300)
  • 41(2500)
Speed
  • HSPA
  • LTE
  • HSPA 42.2/5.76 Mbps
  • LTE Cat5 150/75 Mbps
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 b/g/n
  • WiFi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
USB
  • 2.0
  • Type-C 1.0 reversible connector
  • microUSB 2.0
  • USB On-The-Go
Bluetooth
  • 5.0
  • A2DP
  • LE
  • 4.2
  • A2DP
  • LE
Music and Audio
Music and Audio — specifications for Aquos R2, Y91.
SpecificationAquos R2Y91
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, Y91.
SpecificationAquos R2Y91
Dop
  • Sensors Fingerprint (front-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging - IPX5/IPX8/IP6X
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • proximity
  • compass - Also known as vivo Y91i