Sharp Aquos R2 compact vs ZTE V821

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

    V821: 15 g lighter

    Aquos R2 compact:
    135 g
    V821:
    120 g
  • Width

    V821: 7.5 mm narrower

    Aquos R2 compact:
    64 mm
    V821:
    56.5 mm
  • Chipset

    Aquos R2 compact:
    Qualcomm SDM845 Snapdragon 845 (10 nm)
    V821:
    Mediatek MT6516
  • Depth

    Aquos R2 compact: 2.5 mm thinner

    Aquos R2 compact:
    9.3 mm
    V821:
    11.8 mm
  • Height

    V821: 15 mm shorter

    Aquos R2 compact:
    131 mm
    V821:
    116 mm
  • Release year

    Aquos R2 compact:
    2018
    V821:
    2011

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 compact

    Height:
    131 mm +15 mm versus V821
    Width:
    64 mm +7.5 mm versus V821
    Depth:
    9.3 mm
  2. 2. V821

    Height:
    116 mm
    Width:
    56.5 mm
    Depth:
    11.8 mm +2.5 mm versus Aquos R2 compact

Weight

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

  1. 1. Aquos R2 compact

    135 g

    +15 g versus V821

  2. 2. V821

    120 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.

At least two phones need compatible screen dimensions for a drawing.

  1. 1. Aquos R2 compact

    Screen diagonal:
    5.2 in
    Aspect ratio (height:width):
    19:9
    Approximate rectangular screen area:
    67.5 cm²
  2. 2. V821

    V821: Screen geometry unavailable or conflicting.

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 compact: Original memory entry

64 GB · 512GB 4GB

V821: Original memory entry

256 MB

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 compact

NFC:
Yes
Headphone jack:
Yes
Memory card support:
See details microSD · up to 512 GB

2. V821

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 GB (dedicated slot)

Battery capacity

Capacity is not battery life. No endurance test is implied.

At least two unambiguous positive capacity values are needed for a chart. Original entries remain in the specifications.

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 R2 compact2. V821

Everyday essentials
Everyday essentials — specifications for Aquos R2 compact, V821.
SpecificationAquos R2 compactV821
Dimensions (HxWxD)
  • 131 Х 64 Х 9.3 mm
  • 116 Х 56.5 Х 11.8 mm
Weight
  • 135 g
  • 120 g
Technology
  • IGZO IPS LCD
  • TFT
Screen size
  • 5.2" inch
  • 0" inch
Screen resolution
  • 1080 x 2280 px
  • 320 x 240 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 64 GB
  • 512GB 4GB
  • 256 MB
Memory card support
  • microSD
  • up to 512 GB
  • microSD
  • up to 32 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 2500 mAh
  • Non-removable Li-Ion
  • 0 mAh,
Operating system OS
  • Android 9.0 (Pie)
  • Android 2.2 (Froyo)
Chipset
  • Qualcomm SDM845 Snapdragon 845 (10 nm)
  • Mediatek MT6516
NFC
  • Yes
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Aquos R2 compact, V821.
SpecificationAquos R2 compactV821
Touchscreen
  • capacitive touchscreen
  • resistive touchscreen
Display colors
  • 16M
  • 65K
Screen area
  • 67.5 cm2
Unknown
Screen format
  • 19:9 (height:width)
  • 4:3 (height:width)
Screen to body ratio
  • 80.5%
Unknown
PPI /points per inch/
  • 485 PPI
  • 0 PPI
Screen protection
  • Corning Gorilla Glass 3
Unknown
Camera and Video
Camera and Video — specifications for Aquos R2 compact, V821.
SpecificationAquos R2 compactV821
Rear camera, main
  • 22.6 MP
  • Single
  • 2 MP
  • Single
Camera specs
  • 22.6 MP
  • f/1.9
  • 22 mm
  • PDAF
  • OIS
  • 2 MP
  • AF
Functions
  • LED flash
  • HDR
  • panorama
Unknown
Video
  • 1080p@30fps
  • Yes
Front camera, selfie
  • 8 MP
  • Single
  • 0 MP,
Specifications
  • 8 MP
  • f/2.2
  • 23 mm
Unknown
Performance
Performance — specifications for Aquos R2 compact, V821.
SpecificationAquos R2 compactV821
Processor CPU
  • Octa-core (4x2.6 GHz Kryo 385 Gold & 4x1.7 GHz Kryo 385 Silver)
  • 416 MHz
Graphics processor GPU
  • Adreno 630
Unknown
General specs
General specs — specifications for Aquos R2 compact, V821.
SpecificationAquos R2 compactV821
Release date
  • 2018
  • November
  • 2011
  • June
Colors
  • Smokey Green
  • Deep White
  • Pure Black
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 220 EUR
Body build
  • Front glass
  • aluminum frame
  • plastic back
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for Aquos R2 compact, V821.
SpecificationAquos R2 compactV821
SIM card
  • Nano-SIM
  • Dual SIM (Mini-SIM)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 -3G - HSDPA 2100 -4G - LTE
Unknown
Speed
  • HSPA
  • LTE
Unknown
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
  • hotspot
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • GALILEO
  • QZSS
  • Yes
  • with A-GPS
USB
  • 2.0
  • Type-C 1.0 reversible connector (PowerDelivery 2.0)
  • microUSB 2.0
Bluetooth
  • 5.0
  • A2DP
  • LE
  • 2.1
  • A2DP
Music and Audio
Music and Audio — specifications for Aquos R2 compact, V821.
SpecificationAquos R2 compactV821
Radio
  • No
  • FM radio
Others
  • 120 Hz -HDR10 -DCI-P3
  • Active noise cancellation with dedicated mic -Dolby Vision & Dolby Atmos -24-bit/192kHz audio
Unknown
Other features
Other features — specifications for Aquos R2 compact, V821.
SpecificationAquos R2 compactV821
Dop
  • Sensors Fingerprint (front-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging - IP68 dust/water proof (up to 1.5m for 30 mins)
  • MP4/H.264 player -MP3/WAV/eAAC+ player -Organizer -Voice memo -Predictive text input