1. Home
  2. Comparison

Asus Zenfone 4 Pro ZS551KL vs BLU Studio G4

Compare recorded specifications, size and practical differences.

+ Add a third phone

    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
      Studio G4:
      LCD

    • Weight

      Studio G4: 49 g lighter

      Zenfone 4 Pro ZS551KL:
      175 g
      Studio G4:
      126 g

    • Width

      Studio G4: 2.1 mm narrower

      Zenfone 4 Pro ZS551KL:
      75.6 mm
      Studio G4:
      73.5 mm

    • Screen diagonal

      Studio G4: 0.3 in smaller diagonal

      Zenfone 4 Pro ZS551KL:
      5.5 in
      Studio G4:
      5.2 in

    • Chipset

      Zenfone 4 Pro ZS551KL:
      Qualcomm MSM8998 Snapdragon 835 (10 nm)
      Studio G4:
      Mediatek MT6580 (28 nm)

    • Rear camera layout

      Zenfone 4 Pro ZS551KL:
      Dual
      Studio G4:
      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 +15.4 mm versus Studio G4
      Width:
      75.6 mm +2.1 mm versus Studio G4
      Depth:
      7.6 mm

    2. 2. Studio G4

      Height:
      141.5 mm
      Width:
      73.5 mm
      Depth:
      8.5 mm +0.9 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

      +49 g versus Studio G4

    2. 2. Studio G4

      126 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. Studio G4

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

    Zenfone 4 Pro ZS551KL has approximately 11.9% more rectangular screen area than Studio G4.

    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, Studio G4, compared at the same storage capacity.
    StorageZenfone 4 Pro ZS551KLStudio G4
    16 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. Studio G4

    NFC:
    Unknown
    Headphone jack:
    Yes
    Memory card support:
    See details microSD · up to 64 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 Studio G4

    2. 2. Studio G4

      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. Studio G4

    Everyday essentials
    Everyday essentials — specifications for Zenfone 4 Pro ZS551KL, Studio G4.
    SpecificationZenfone 4 Pro ZS551KLStudio G4
    Dimensions (HxWxD)
    • 156.9 Х 75.6 Х 7.6 mm
    • 141.5 Х 73.5 Х 8.5 mm
    Weight
    • 175 g
    • 126 g
    Technology
    • AMOLED
    • IPS LCD
    Screen size
    • 5.5" inch
    • 5.2" 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
    • 16 GB
    • 1 GB RAM
    Memory card support
    • microSD
    • up to 512 GB (uses SIM 2 slot)
    • microSD
    • up to 64 GB
    Battery Capacity is not battery life. No endurance test is implied.
    • 3600 mAh
    • Non-removable Li-Ion
    • 2000 mAh
    • Removable Li-Po
    Operating system OS
    • Android 7.1.1 (Nougat)
    • upgradable to Android 8 (Oreo); ZenUI 4
    • Android 8.1 Oreo (Go edition)
    Chipset
    • Qualcomm MSM8998 Snapdragon 835 (10 nm)
    • Mediatek MT6580 (28 nm)
    NFC
    • Yes
    		 Unknown
    Headphone jack
    • Yes
    • Yes
    Display
    Display — specifications for Zenfone 4 Pro ZS551KL, Studio G4.
    SpecificationZenfone 4 Pro ZS551KLStudio G4
    Touchscreen
    • capacitive touchscreen
    • capacitive touchscreen
    Display colors
    • 16M
    • 16M
    Screen area
    • 83.4 cm2
    • 74.5 cm2
    Screen format
    • 16:9 (height:width)
    • 16:9 (height:width)
    Screen to body ratio
    • 70.3%
    • 71.7%
    PPI /points per inch/
    • 401 PPI
    • 282 PPI
    Screen protection
    • Corning Gorilla Glass 5
    		 Unknown
    Camera and Video
    Camera and Video — specifications for Zenfone 4 Pro ZS551KL, Studio G4.
    SpecificationZenfone 4 Pro ZS551KLStudio G4
    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
    • 1/5''
    • 1.12µm
    • AF
    Functions
    • HDR
    • LED flash
    Video
    • 1080p@30fps
    • 1080p@30fps
    Front camera, selfie
    • 8 MP
    • Single
    • 5 MP
    • Single
    Specifications
    • 8 MP
    • f/1.9
    • 1/3.2''
    • 22mm (wide)
    • 1.4µm
    • PDAF
    • 5 MP
    Performance

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

    Performance — specifications for Zenfone 4 Pro ZS551KL, Studio G4.
    SpecificationZenfone 4 Pro ZS551KLStudio G4
    Processor CPU
    • Octa-core (4x2.45 GHz Kryo & 4x1.9 GHz Kryo)
    • Quad-core 1.3 GHz Cortex-A7
    Graphics processor GPU
    • Adreno 540
    • Mali-400
    Antutu 7 score * Unknown
    • 39205
    General specs
    General specs — specifications for Zenfone 4 Pro ZS551KL, Studio G4.
    SpecificationZenfone 4 Pro ZS551KLStudio G4
    Release date
    • 2017
    • August
    • 2018
    • July
    Colors
    • Moonlight White
    • Pure Black
    • Black
    • Gold
    • Blue
    Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
    • 390 EUR
    • 80 USD
    Battery life
    • Talking time- Up to 27 h 30 min (3G)
    • Stand by time- Up to 575 h (2G) / Up to 500 h (3G) Talking time- Up to 24 h (2G) / Up to 15 h (3G)
    Body build
    • Front/back glass (Gorilla Glass 5) & aluminum frame
    		 Unknown
    Communication and Connectivity
    Communication and Connectivity — specifications for Zenfone 4 Pro ZS551KL, Studio G4.
    SpecificationZenfone 4 Pro ZS551KLStudio G4
    SIM card
    • Hybrid Dual SIM (Nano-SIM
    • dual stand-by)
    • Dual SIM (Nano-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 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 21.1/5.76 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
    USB
    • Type-C 1.0 reversible connector
    • microUSB 2.0
    Bluetooth
    • 5.0
    • A2DP
    • EDR
    • LE
    • aptX
    • 4.0
    • A2DP
    Music and Audio
    Music and Audio — specifications for Zenfone 4 Pro ZS551KL, Studio G4.
    SpecificationZenfone 4 Pro ZS551KLStudio G4
    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, Studio G4.
    SpecificationZenfone 4 Pro ZS551KLStudio G4
    Dop
    • Sensors Fingerprint (front-mounted)
    • accelerometer
    • gyro
    • proximity
    • compass
    • color spectrum
    • Infrared port - Fast battery charging: 50% in 32 min
    • Sensors Accelerometer
    • proximity - For USA

    Similar comparisons

    Asus Zenfone 4 Pro ZS551KLLG G8s ThinQ

    Asus Zenfone 4 Pro ZS551KL vs LG G8s ThinQ
    Asus Zenfone 4 Pro ZS551KLMicromax Infinity N11

    Asus Zenfone 4 Pro ZS551KL vs Micromax Infinity N11