Sharp Aquos S2 vs Spice Stellar 520 (Mi-520)

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

    Aquos S2: 16 g lighter

    Aquos S2:
    140 g
    Stellar 520 (Mi-520):
    156 g
  • Screen diagonal

    Stellar 520 (Mi-520): 0.5 in smaller diagonal

    Aquos S2:
    5.5 in
    Stellar 520 (Mi-520):
    5 in
  • Rear camera layout

    Aquos S2:
    Dual
    Stellar 520 (Mi-520):
    Single
  • Depth

    Aquos S2: 0.6 mm thinner

    Aquos S2:
    7.9 mm
    Stellar 520 (Mi-520):
    8.5 mm
  • Height

    Aquos S2: 3.2 mm shorter

    Aquos S2:
    141.8 mm
    Stellar 520 (Mi-520):
    145 mm
  • Release year

    Aquos S2:
    2017
    Stellar 520 (Mi-520):
    2014

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. Stellar 520 (Mi-520)

    Height:
    145 mm +3.2 mm versus Aquos S2
    Width:
    72.8 mm
    Depth:
    8.5 mm +0.6 mm versus Aquos S2

Weight

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

  1. 1. Aquos S2

    140 g

  2. 2. Stellar 520 (Mi-520)

    156 g

    +16 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. Stellar 520 (Mi-520)

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

Aquos S2 has approximately 17.1% more rectangular screen area than Stellar 520 (Mi-520).

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 S2, Stellar 520 (Mi-520), compared at the same storage capacity.
StorageAquos S2Stellar 520 (Mi-520)
4 GB Unknown 1 GB RAM
Aquos S2: Original memory entry

128 GB · 6 GB RAM 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 S2

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

2. Stellar 520 (Mi-520)

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

    +1020 mAh versus Stellar 520 (Mi-520)

  2. 2. Stellar 520 (Mi-520)

    2000 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. Stellar 520 (Mi-520)

Everyday essentials
Everyday essentials — specifications for Aquos S2, Stellar 520 (Mi-520).
SpecificationAquos S2Stellar 520 (Mi-520)
Dimensions (HxWxD)
  • 141.8 Х 72 Х 7.9 mm
  • 145 Х 72.8 Х 8.5 mm
Weight
  • 140 g
  • 156 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 5.5" inch
  • 5" inch
Screen resolution
  • 1080 x 2040 px
  • 720 x 1280 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
  • 4 GB
  • 1 GB RAM
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
  • 2000 mAh
  • Li-Ion
Operating system OS
  • Android 7.1.1 (Nougat)
  • Android 4.4.2 (KitKat)
Chipset
  • Qualcomm SDM630 Snapdragon 630 (14 nm) 64/4GB -Qualcomm SDM660 Snapdragon 660 (14 nm) 128/6GB
  • Mediatek MT6582 (28 nm)
NFC
  • Yes
Unknown
Headphone jack
  • No
  • Yes
Display
Display — specifications for Aquos S2, Stellar 520 (Mi-520).
SpecificationAquos S2Stellar 520 (Mi-520)
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 80.7 cm2
  • 68.9 cm2
Screen format
  • 17:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 79.0%
  • 65.3%
PPI /points per inch/
  • 420 PPI
  • 294 PPI
Screen protection
  • Corning Gorilla Glass (unspecified version)
Unknown
Camera and Video
Camera and Video — specifications for Aquos S2, Stellar 520 (Mi-520).
SpecificationAquos S2Stellar 520 (Mi-520)
Rear camera, main
  • 12 MP
  • Dual
  • 8 MP
  • Single
Camera specs
  • 12 MP
  • f/1.8
  • 1/2.55''
  • 1/3.2''
  • 1.4µm
  • dual pixel PDAF -8 MP
  • 8 MP
  • AF
Functions
  • Dual-LED dual-tone flash
  • panorama
  • HDR
  • LED flash
  • panorama
  • HDR
Video
  • 1080p@30fps
  • Yes
Front camera, selfie
  • 8 MP
  • Single
  • 2 MP
  • Single
Specifications
  • 8 MP
  • f/2.0
  • 1/3.2''
  • 1.4µm
  • 2 MP
Performance

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

Performance — specifications for Aquos S2, Stellar 520 (Mi-520).
SpecificationAquos S2Stellar 520 (Mi-520)
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
  • Quad-core 1.3 GHz Cortex-A7
Graphics processor GPU
  • Adreno 508 64/4GB -Adreno 512 128/6GB
  • Mali-400MP2
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, Stellar 520 (Mi-520).
SpecificationAquos S2Stellar 520 (Mi-520)
Release date
  • 2017
  • August
  • 2014
  • July
Colors
  • White
  • Black
  • Blue
  • Green
  • Red/Yellow
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 450 EUR
Unknown
Battery life Unknown
  • Stand by time- Up to 200 h Talking time- Up to 4 h Music play - Up to 20 h
Body build
  • Front/back glass
  • aluminum frame
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for Aquos S2, Stellar 520 (Mi-520).
SpecificationAquos S2Stellar 520 (Mi-520)
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 850 / 900 / 1800 / 1900
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE-A (2CA) Cat6 300/50 Mbps
  • 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
  • hotspot
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
  • 3.0
  • A2DP
  • EDR
Harmful irradiation Unknown
  • SAR EU - 0.82 W/kg (head)
Music and Audio
Music and Audio — specifications for Aquos S2, Stellar 520 (Mi-520).
SpecificationAquos S2Stellar 520 (Mi-520)
Radio
  • No
  • FM radio
Others
  • Active noise cancellation with dedicated mic
Unknown
Other features
Other features — specifications for Aquos S2, Stellar 520 (Mi-520).
SpecificationAquos S2Stellar 520 (Mi-520)
Dop
  • Sensors Fingerprint (front-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass - Charging 5V/2A 10W
  • Sensors Accelerometer
  • proximity