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Asus Zenfone 4 Pro ZS551KL vs Oppo Joy 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
      Joy Plus:
      LCD

    • Weight

      Joy Plus: 50 g lighter

      Zenfone 4 Pro ZS551KL:
      175 g
      Joy Plus:
      125 g

    • Width

      Joy Plus: 12.6 mm narrower

      Zenfone 4 Pro ZS551KL:
      75.6 mm
      Joy Plus:
      63 mm

    • Screen diagonal

      Joy Plus: 1.5 in smaller diagonal

      Zenfone 4 Pro ZS551KL:
      5.5 in
      Joy Plus:
      4 in

    • Chipset

      Zenfone 4 Pro ZS551KL:
      Qualcomm MSM8998 Snapdragon 835 (10 nm)
      Joy Plus:
      Mediatek MT6572 (28 nm)

    • Rear camera layout

      Zenfone 4 Pro ZS551KL:
      Dual
      Joy Plus:
      Single

    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 +32.9 mm versus Joy Plus
      Width:
      75.6 mm +12.6 mm versus Joy Plus
      Depth:
      7.6 mm

    2. 2. Joy Plus

      Height:
      124 mm
      Width:
      63 mm
      Depth:
      9.9 mm +2.3 mm versus Zenfone 4 Pro ZS551KL

    Weight

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

    1. 1. Zenfone 4 Pro ZS551KL

      175 g

      +50 g versus Joy Plus

    2. 2. Joy Plus

      125 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. Joy Plus

      Screen diagonal:
      4 in
      Aspect ratio (height:width):
      5:3
      Approximate rectangular screen area:
      45.5 cm²

    Zenfone 4 Pro ZS551KL has approximately 83.1% more rectangular screen area than Joy 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, Joy Plus, compared at the same storage capacity.
    StorageZenfone 4 Pro ZS551KLJoy Plus
    4 GB Not recorded 1 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. Joy Plus

    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. Zenfone 4 Pro ZS551KL

      3600 mAh

      +1900 mAh versus Joy Plus

    2. 2. Joy Plus

      1700 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. Joy Plus

    Everyday essentials
    Everyday essentials — specifications for Zenfone 4 Pro ZS551KL, Joy Plus.
    SpecificationZenfone 4 Pro ZS551KLJoy Plus
    Dimensions (HxWxD)
    • 156.9 Х 75.6 Х 7.6 mm
    • 124 Х 63 Х 9.9 mm
    Weight
    • 175 g
    • 125 g
    Technology
    • AMOLED
    • IPS LCD
    Screen size
    • 5.5" inch
    • 4" inch
    Screen resolution
    • 1080 x 1920 px
    • 480 x 800 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
    • 4 GB
    • 1 GB RAM
    Memory card support
    • microSD
    • up to 512 GB (uses SIM 2 slot)
    • microSD
    • up to 32 GB (dedicated slot)
    Battery Capacity is not battery life. No endurance test is implied.
    • 3600 mAh
    • Non-removable Li-Ion
    • 1700 mAh
    • Removable Li-Ion
    Operating system OS
    • Android 7.1.1 (Nougat)
    • upgradable to Android 8 (Oreo); ZenUI 4
    • Android 4.4 (KitKat); ColorOS 2
    Chipset
    • Qualcomm MSM8998 Snapdragon 835 (10 nm)
    • Mediatek MT6572 (28 nm)
    NFC
    • Yes
    		 Unknown
    Headphone jack
    • Yes
    • Yes
    Display
    Display — specifications for Zenfone 4 Pro ZS551KL, Joy Plus.
    SpecificationZenfone 4 Pro ZS551KLJoy Plus
    Touchscreen
    • capacitive touchscreen
    • capacitive touchscreen
    Display colors
    • 16M
    • 16M
    Screen area
    • 83.4 cm2
    • 45.5 cm2
    Screen format
    • 16:9 (height:width)
    • 5:3 (height:width)
    Screen to body ratio
    • 70.3%
    • 58.3%
    PPI /points per inch/
    • 401 PPI
    • 233 PPI
    Screen protection
    • Corning Gorilla Glass 5
    		 Unknown
    Camera and Video
    Camera and Video — specifications for Zenfone 4 Pro ZS551KL, Joy Plus.
    SpecificationZenfone 4 Pro ZS551KLJoy Plus
    Rear camera, main
    • 12 MP
    • Dual
    • 3.15 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
    • 3.15 MP
    Functions
    • HDR
    • LED flash
    Video
    • 1080p@30fps
    • 720p
    Front camera, selfie
    • 8 MP
    • Single
    • 0.3 MP
    • Single
    Specifications
    • 8 MP
    • f/1.9
    • 1/3.2''
    • 22mm (wide)
    • 1.4µm
    • PDAF
    • VGA
    Performance
    Performance — specifications for Zenfone 4 Pro ZS551KL, Joy Plus.
    SpecificationZenfone 4 Pro ZS551KLJoy Plus
    Processor CPU
    • Octa-core (4x2.45 GHz Kryo & 4x1.9 GHz Kryo)
    • Dual-core 1.3 GHz Cortex-A7
    Graphics processor GPU
    • Adreno 540
    • Mali-400
    General specs
    General specs — specifications for Zenfone 4 Pro ZS551KL, Joy Plus.
    SpecificationZenfone 4 Pro ZS551KLJoy Plus
    Release date
    • 2017
    • August
    • 2015
    • April
    Colors
    • Moonlight White
    • Pure Black
    • White
    • Blue
    Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
    • 390 EUR
    • 100 EUR
    Battery life
    • Talking time- Up to 27 h 30 min (3G)
    		 Unknown
    Body build
    • Front/back glass (Gorilla Glass 5) & aluminum frame
    		 Unknown
    Communication and Connectivity
    Communication and Connectivity — specifications for Zenfone 4 Pro ZS551KL, Joy Plus.
    SpecificationZenfone 4 Pro ZS551KLJoy Plus
    SIM card
    • Hybrid Dual SIM (Nano-SIM
    • dual stand-by)
    • Dual SIM (Mini-SIM/ Micro-SIM)
    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 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
    Speed
    • HSPA 42.2/5.76 Mbps
    • LTE-A (3CA) Cat12 600/150 or 100 Mbps
    • HSPA
    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
    • DLNA
    • hotspot
    GPS
    • Yes
    • with A-GPS
    • GLONASS
    • BDS
    • GALILEO
    • Yes
    • with A-GPS
    USB
    • Type-C 1.0 reversible connector
    • microUSB 2.0
    Bluetooth
    • 5.0
    • A2DP
    • EDR
    • LE
    • aptX
    • 4.0
    • A2DP
    • EDR
    Music and Audio
    Music and Audio — specifications for Zenfone 4 Pro ZS551KL, Joy Plus.
    SpecificationZenfone 4 Pro ZS551KLJoy Plus
    Radio
    • FM radio
    • FM radio
    Others
    • 24-bit/192kHz audio -DTS sound -Active noise cancellation with dedicated mic
    		 Unknown
    Other features
    Other features — specifications for Zenfone 4 Pro ZS551KL, Joy Plus.
    SpecificationZenfone 4 Pro ZS551KLJoy 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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