Sharp Aquos S2 vs ZTE N721

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

    N721: 35 g lighter

    Aquos S2:
    140 g
    N721:
    105 g
  • Width

    N721: 15.8 mm narrower

    Aquos S2:
    72 mm
    N721:
    56.2 mm
  • Screen diagonal

    N721: 2.7 in smaller diagonal

    Aquos S2:
    5.5 in
    N721:
    2.8 in
  • Rear camera layout

    Aquos S2:
    Dual
    N721:
    Single
  • Depth

    Aquos S2: 6.3 mm thinner

    Aquos S2:
    7.9 mm
    N721:
    14.2 mm
  • Height

    N721: 35.8 mm shorter

    Aquos S2:
    141.8 mm
    N721:
    106 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 +35.8 mm versus N721
    Width:
    72 mm +15.8 mm versus N721
    Depth:
    7.9 mm
  2. 2. N721

    Height:
    106 mm
    Width:
    56.2 mm
    Depth:
    14.2 mm +6.3 mm versus Aquos S2

Weight

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

  1. 1. Aquos S2

    140 g

    +35 g versus N721

  2. 2. N721

    105 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 S2

    Screen diagonal:
    5.5 in
    Aspect ratio (height:width):
    17:9
    Approximate rectangular screen area:
    80.7 cm²
  2. 2. N721

    Screen diagonal:
    2.8 in
    Aspect ratio (height:width):
    4:3
    Approximate rectangular screen area:
    24.3 cm²

Aquos S2 has approximately 232.4% more rectangular screen area than N721.

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

N721: Original memory entry

150 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 S2

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

2. N721

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.

Recorded battery capacity

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

  1. 1. Aquos S2

    3020 mAh

    +1920 mAh versus N721

  2. 2. N721

    1100 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 S22. N721

Everyday essentials
Everyday essentials — specifications for Aquos S2, N721.
SpecificationAquos S2N721
Dimensions (HxWxD)
  • 141.8 Х 72 Х 7.9 mm
  • 106 Х 56.2 Х 14.2 mm
Weight
  • 140 g
  • 105 g
Technology
  • IPS LCD
  • TFT
Screen size
  • 5.5" inch
  • 2.8" inch
Screen resolution
  • 1080 x 2040 px
  • 240 x 320 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
  • 150 MB
Memory card support
  • microSD
  • up to 256 GB (uses SIM 2 slot)
  • microSD
  • up to 32 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 3020 mAh
  • Non-removable Li-Po
  • 1100 mAh
  • Removable Li-Ion
Operating system OS
  • Android 7.1.1 (Nougat)
  • Android OS
Chipset
  • Qualcomm SDM630 Snapdragon 630 (14 nm) 64/4GB -Qualcomm SDM660 Snapdragon 660 (14 nm) 128/6GB
Unknown
NFC
  • Yes
Unknown
Headphone jack
  • No
  • Yes
Display
Display — specifications for Aquos S2, N721.
SpecificationAquos S2N721
Touchscreen
  • capacitive touchscreen
  • touchscreen
Display colors
  • 16M
  • 256K
Screen area
  • 80.7 cm2
  • 24.3 cm2
Screen format
  • 17:9 (height:width)
  • 4:3 (height:width)
Screen to body ratio
  • 79.0%
  • 40.8%
PPI /points per inch/
  • 420 PPI
  • 143 PPI
Screen protection
  • Corning Gorilla Glass (unspecified version)
Unknown
Camera and Video
Camera and Video — specifications for Aquos S2, N721.
SpecificationAquos S2N721
Rear camera, main
  • 12 MP
  • Dual
  • 2 MP
  • Single
Camera specs
  • 12 MP
  • f/1.8
  • 1/2.55''
  • 1/3.2''
  • 1.4µm
  • dual pixel PDAF -8 MP
  • 2 MP
Functions
  • Dual-LED dual-tone flash
  • panorama
  • HDR
Unknown
Video
  • 1080p@30fps
  • Yes
Front camera, selfie
  • 8 MP
  • Single
  • 0 MP,
Specifications
  • 8 MP
  • f/2.0
  • 1/3.2''
  • 1.4µm
Unknown
Performance

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

Performance — specifications for Aquos S2, N721.
SpecificationAquos S2N721
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
Unknown
Graphics processor GPU
  • Adreno 508 64/4GB -Adreno 512 128/6GB
Unknown
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, N721.
SpecificationAquos S2N721
Release date
  • 2017
  • August
  • 2011
Colors
  • White
  • Black
  • Blue
  • Green
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 450 EUR
Unknown
Battery life Unknown
  • Stand by time- Up to 250 h Talking time- Up to 4 h 10 min
Body build
  • Front/back glass
  • aluminum frame
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for Aquos S2, N721.
SpecificationAquos S2N721
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 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 900 / 1800
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE-A (2CA) Cat6 300/50 Mbps
  • HSPA 7.2/0.384 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
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
  • Yes
  • with A-GPS
USB
  • Type-C 1.0 reversible connector
  • USB On-The-Go
  • microUSB 2.0
Bluetooth
  • 4.2
  • A2DP
  • LE
  • 2.1
Harmful irradiation Unknown
  • SAR EU - 0.73 W/kg (head)
Music and Audio
Music and Audio — specifications for Aquos S2, N721.
SpecificationAquos S2N721
Radio
  • No
Unknown
Others
  • Active noise cancellation with dedicated mic
Unknown
Other features
Other features — specifications for Aquos S2, N721.
SpecificationAquos S2N721
Dop
  • Sensors Fingerprint (front-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass - Charging 5V/2A 10W
  • Sensors Accelerometer MP4/H.264 player -MP3/WAV/eAAC+ player -Organizer -Voice memo -Predictive text input