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Asus Zenfone 4 Pro ZS551KL vs YU Yunique Plus

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.

    • Display technology

      OLED versus LCD

      Zenfone 4 Pro ZS551KL:
      OLED
      Yunique Plus:
      LCD

    • Weight

      Yunique Plus: 47 g lighter

      Zenfone 4 Pro ZS551KL:
      175 g
      Yunique Plus:
      128 g

    • Screen diagonal

      Yunique Plus: 0.8 in smaller diagonal

      Zenfone 4 Pro ZS551KL:
      5.5 in
      Yunique Plus:
      4.7 in

    • Chipset

      Zenfone 4 Pro ZS551KL:
      Qualcomm MSM8998 Snapdragon 835 (10 nm)
      Yunique Plus:
      Qualcomm MSM8916 Snapdragon 410 (28 nm)

    • Rear camera layout

      Zenfone 4 Pro ZS551KL:
      Dual
      Yunique Plus:
      Single

    • Release year

      Zenfone 4 Pro ZS551KL:
      2017
      Yunique Plus:
      2016

    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. Zenfone 4 Pro ZS551KL

      Height:
      156.9 mm
      Width:
      75.6 mm
      Depth:
      7.6 mm

    2. 2. Yunique Plus

      Height:
      Unknown
      Width:
      Unknown
      Depth:
      Unknown

      Unavailable dimensions are omitted from the drawing.

    Weight

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

    1. 1. Zenfone 4 Pro ZS551KL

      175 g

      +47 g versus Yunique Plus

    2. 2. Yunique Plus

      128 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. Zenfone 4 Pro ZS551KL

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

    2. 2. Yunique Plus

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

    Zenfone 4 Pro ZS551KL has approximately 36.9% more rectangular screen area than Yunique Plus.

    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 Zenfone 4 Pro ZS551KL, Yunique Plus, compared at the same storage capacity.
    StorageZenfone 4 Pro ZS551KLYunique Plus
    8 GB Not recorded 2 GB RAM
    64 GB 6 GB RAM Not recorded
    128 GB 6 GB RAM Not recorded

    Practical features

    Explicit Yes and No values are shown directly. Qualified or regional records retain their details. Unknown means the record is missing.

    1. Zenfone 4 Pro ZS551KL

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

    2. Yunique Plus

    NFC:
    Unknown
    Headphone jack:
    Yes
    Memory card support:
    See details microSD · up to 32 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. Zenfone 4 Pro ZS551KL

      3600 mAh

      +1600 mAh versus Yunique Plus

    2. 2. Yunique Plus

      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. Zenfone 4 Pro ZS551KL2. Yunique Plus

    Everyday essentials
    Everyday essentials — specifications for Zenfone 4 Pro ZS551KL, Yunique Plus.
    SpecificationZenfone 4 Pro ZS551KLYunique Plus
    Dimensions (HxWxD)
    • 156.9 Х 75.6 Х 7.6 mm
    • Х Х mm
    Weight
    • 175 g
    • 128 g
    Technology
    • AMOLED
    • IPS LCD
    Screen size
    • 5.5" inch
    • 4.7" inch
    Screen resolution
    • 1080 x 1920 px
    • 720 x 1280 px
    Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
    • 64/128 GB
    • 6 GB RAM
    • 8 GB
    • 2 GB RAM
    Memory card support
    • microSD
    • up to 512 GB (uses SIM 2 slot)
    • microSD
    • up to 32 GB
    Battery Capacity is not battery life. No endurance test is implied.
    • 3600 mAh
    • Non-removable Li-Ion
    • 2000 mAh
    • Non-removable Li-Po
    Operating system OS
    • Android 7.1.1 (Nougat)
    • upgradable to Android 8 (Oreo); ZenUI 4
    • Android 5.1.1 (Lollipop)
    Chipset
    • Qualcomm MSM8998 Snapdragon 835 (10 nm)
    • Qualcomm MSM8916 Snapdragon 410 (28 nm)
    NFC
    • Yes
    		 Unknown
    Headphone jack
    • Yes
    • Yes
    Display
    Display — specifications for Zenfone 4 Pro ZS551KL, Yunique Plus.
    SpecificationZenfone 4 Pro ZS551KLYunique Plus
    Touchscreen
    • capacitive touchscreen
    • capacitive touchscreen
    Display colors
    • 16M
    • 16M
    Screen area
    • 83.4 cm2
    • 60.9 cm2
    Screen format
    • 16:9 (height:width)
    • 16:9 (height:width)
    Screen to body ratio
    • 70.3%
    		 Unknown
    PPI /points per inch/
    • 401 PPI
    • 312 PPI
    Screen protection
    • Corning Gorilla Glass 5
    • Corning Gorilla Glass 3
    Camera and Video
    Camera and Video — specifications for Zenfone 4 Pro ZS551KL, Yunique Plus.
    SpecificationZenfone 4 Pro ZS551KLYunique Plus
    Rear camera, main
    • 12 MP
    • Dual
    • 8 MP
    • Single
    Camera specs
    • 12 MP
    • f/1.7
    • 25mm (wide)
    • 1/2.55''
    • 1.4µm
    • 4-axis OIS
    • dual pixel PDAF & laser AF -16 MP
    • 50mm (telephoto)
    • 1/3.1''
    • 1.0µm
    • 2x optical zoom
    • AF
    • 8 MP
    • AF
    • f/2.0
    Functions
    • HDR
    • HDR
    Video
    • 1080p@30fps
    • 1080p@30fps
    Front camera, selfie
    • 8 MP
    • Single
    • 2 MP
    • Single
    Specifications
    • 8 MP
    • f/1.9
    • 1/3.2''
    • 22mm (wide)
    • 1.4µm
    • PDAF
    • 2 MP
    Performance
    Performance — specifications for Zenfone 4 Pro ZS551KL, Yunique Plus.
    SpecificationZenfone 4 Pro ZS551KLYunique Plus
    Processor CPU
    • Octa-core (4x2.45 GHz Kryo & 4x1.9 GHz Kryo)
    • Quad-core 1.2 GHz Cortex-A53
    Graphics processor GPU
    • Adreno 540
    • Adreno 306
    General specs
    General specs — specifications for Zenfone 4 Pro ZS551KL, Yunique Plus.
    SpecificationZenfone 4 Pro ZS551KLYunique Plus
    Release date
    • 2017
    • August
    • 2016
    • August
    Colors
    • Moonlight White
    • Pure Black
    • Black
    Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
    • 390 EUR
    • 80 EUR
    Battery life
    • Talking time- Up to 27 h 30 min (3G)
    • Stand by time- Up to 345 h Talking time- Up to 7 h Music play - Up to 12 h
    Body build
    • Front/back glass (Gorilla Glass 5) & aluminum frame
    		 Unknown
    Communication and Connectivity
    Communication and Connectivity — specifications for Zenfone 4 Pro ZS551KL, Yunique Plus.
    SpecificationZenfone 4 Pro ZS551KLYunique Plus
    SIM card
    • Hybrid Dual SIM (Nano-SIM
    • dual stand-by)
    • Dual SIM (Micro-SIM
    • dual stand-by)
    Network
    • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 800 / 850 / 900 / 1700(AWS) / 1800 / 1900 / 2100 -4G - LTE band 1(2100)
    • 2(1900)
    • 3(1800)
    • 4(1700/2100)
    • 5(850)
    • 7(2600)
    • 8(900)
    • 17(700)
    • 19(800)
    • 20(800)
    • 28(700)
    • 38(2600)
    • 39(1900)
    • 40(2300)
    • 41(2500) - Global
    • Taiwan LTE band 1(2100)
    • 12(700)
    • 18(800)
    • 26(850)
    • 29(700)
    • 30(2300)
    • 41(2500) - US
    • Canada
    • Brazil LTE band 1(2100)
    • 41(2500) - India
    • Show all network frequencies: -2G - GSM 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 900 / 2100 -4G - LTE band 3(1800)
    • 40(2300)
    Speed
    • HSPA 42.2/5.76 Mbps
    • LTE-A (3CA) Cat12 600/150 or 100 Mbps
    • HSPA
    • LTE Cat4 150/50 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
    • hotspot
    GPS
    • Yes
    • with A-GPS
    • GLONASS
    • BDS
    • GALILEO
    • Yes
    • with A-GPS
    • GLONASS
    USB
    • Type-C 1.0 reversible connector
    • microUSB 2.0
    • USB Host
    Bluetooth
    • 5.0
    • A2DP
    • EDR
    • LE
    • aptX
    • 4.0
    • A2DP
    • aptX
    Music and Audio
    Music and Audio — specifications for Zenfone 4 Pro ZS551KL, Yunique Plus.
    SpecificationZenfone 4 Pro ZS551KLYunique Plus
    Radio
    • FM radio
    • Stereo FM radio
    • RDS
    • recordin
    Others
    • 24-bit/192kHz audio -DTS sound -Active noise cancellation with dedicated mic
    		 Unknown
    Other features
    Other features — specifications for Zenfone 4 Pro ZS551KL, Yunique Plus.
    SpecificationZenfone 4 Pro ZS551KLYunique Plus
    Dop
    • Sensors Fingerprint (front-mounted)
    • accelerometer
    • gyro
    • proximity
    • compass
    • color spectrum
    • Infrared port - Fast battery charging: 50% in 32 min
    • Sensors Accelerometer
    • proximity

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