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Asus Zenfone 4 ZE554KL vs BLU Studio X8 HD

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

      Studio X8 HD: 21 g lighter

      Zenfone 4 ZE554KL:
      165 g
      Studio X8 HD:
      144 g

    • Width

      Studio X8 HD: 1.6 mm narrower

      Zenfone 4 ZE554KL:
      75.2 mm
      Studio X8 HD:
      73.6 mm

    • Screen diagonal

      Studio X8 HD: 0.5 in smaller diagonal

      Zenfone 4 ZE554KL:
      5.5 in
      Studio X8 HD:
      5 in

    • Rear camera layout

      Zenfone 4 ZE554KL:
      Dual
      Studio X8 HD:
      Single

    • Depth

      Zenfone 4 ZE554KL: 2.2 mm thinner

      Zenfone 4 ZE554KL:
      7.7 mm
      Studio X8 HD:
      9.9 mm

    • Height

      Studio X8 HD: 9.4 mm shorter

      Zenfone 4 ZE554KL:
      155.4 mm
      Studio X8 HD:
      146 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. Zenfone 4 ZE554KL

      Height:
      155.4 mm +9.4 mm versus Studio X8 HD
      Width:
      75.2 mm +1.6 mm versus Studio X8 HD
      Depth:
      7.7 mm

    2. 2. Studio X8 HD

      Height:
      146 mm
      Width:
      73.6 mm
      Depth:
      9.9 mm +2.2 mm versus Zenfone 4 ZE554KL

    Weight

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

    1. 1. Zenfone 4 ZE554KL

      165 g

      +21 g versus Studio X8 HD

    2. 2. Studio X8 HD

      144 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 ZE554KL

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

    2. 2. Studio X8 HD

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

    Zenfone 4 ZE554KL has approximately 21% more rectangular screen area than Studio X8 HD.

    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.

    Zenfone 4 ZE554KL: Original memory entry

    64 GB · 4/6 GB RAM

    Studio X8 HD: Original memory entry

    4 GB · 512 MB RAM

    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 ZE554KL

    NFC:
    Yes
    Headphone jack:
    Yes
    Memory card support:
    See details microSD · up to 256 GB (uses SIM 2 slot)

    2. Studio X8 HD

    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 ZE554KL

      3300 mAh

      +1300 mAh versus Studio X8 HD

    2. 2. Studio X8 HD

      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 ZE554KL2. Studio X8 HD

    Everyday essentials
    Everyday essentials — specifications for Zenfone 4 ZE554KL, Studio X8 HD.
    SpecificationZenfone 4 ZE554KLStudio X8 HD
    Dimensions (HxWxD)
    • 155.4 Х 75.2 Х 7.7 mm
    • 146 Х 73.6 Х 9.9 mm
    Weight
    • 165 g
    • 144 g
    Technology
    • IPS LCD
    • IPS LCD
    Screen size
    • 5.5" inch
    • 5" 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 GB
    • 4/6 GB RAM
    • 4 GB
    • 512 MB RAM
    Memory card support
    • microSD
    • up to 256 GB (uses SIM 2 slot)
    • microSD
    • up to 64 GB
    Battery Capacity is not battery life. No endurance test is implied.
    • 3300 mAh
    • Non-removable Li-Ion
    • 2000 mAh
    • Removable Li-Ion
    Operating system OS
    • Android 7.1.1 (Nougat); ZenUI 4
    • Android 5.1 (Lollipop)
    Chipset
    • Qualcomm SDM630 Snapdragon 630 (14 nm) -Qualcomm SDM660 Snapdragon 660 (14 nm)
    		 Unknown
    NFC
    • Yes
    		 Unknown
    Headphone jack
    • Yes
    • Yes
    Display
    Display — specifications for Zenfone 4 ZE554KL, Studio X8 HD.
    SpecificationZenfone 4 ZE554KLStudio X8 HD
    Touchscreen
    • capacitive touchscreen
    • capacitive touchscreen
    Display colors
    • 16M
    • 16M
    Screen area
    • 83.4 cm2
    • 68.9 cm2
    Screen format
    • 16:9 (height:width)
    • 16:9 (height:width)
    Screen to body ratio
    • 71.4%
    • 64.1%
    PPI /points per inch/
    • 401 PPI
    • 294 PPI
    Screen protection
    • Corning Gorilla Glass 3
    		 Unknown
    Camera and Video
    Camera and Video — specifications for Zenfone 4 ZE554KL, Studio X8 HD.
    SpecificationZenfone 4 ZE554KLStudio X8 HD
    Rear camera, main
    • 12 MP
    • Dual
    • 5 MP
    • Single
    Camera specs
    • 12 MP
    • f/1.8
    • 25mm (wide)
    • 1/2.55''
    • 1.4µm
    • OIS
    • dual pixel PDAF -8 MP
    • 12mm
    • no AF
    • 5 MP
    Functions
    • HDR
    • panorama
    • LED flash
    Video
    • 1080p@30fps
    • 1080p@30fps
    Front camera, selfie
    • 8 MP
    • Single
    • 5 MP
    • Single
    Specifications
    • 8 MP
    • f/2.0
    • 24mm (wide)
    • 5 MP
    Performance

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

    Performance — specifications for Zenfone 4 ZE554KL, Studio X8 HD.
    SpecificationZenfone 4 ZE554KLStudio X8 HD
    Processor CPU
    • Octa-core (4x2.2 GHz Cortex-A53 & 4x1.8 GHz Cortex A53) -Octa-core (4x2.2 GHz Kryo 260 & 4x1.8 GHz Kryo 260)
    • Octa-core 1.4 GHz Cortex-A7
    Graphics processor GPU
    • Adreno 508 -Adreno 512
    • Mali-450
    Antutu 7 score *
    • 71382
    		 Unknown
    GeekBench 4 Single Core * Unknown
    • 364
    GeekBench 4 Multi-Core * Unknown
    • 1981
    General specs
    General specs — specifications for Zenfone 4 ZE554KL, Studio X8 HD.
    SpecificationZenfone 4 ZE554KLStudio X8 HD
    Release date
    • 2017
    • August
    • 2016
    • May
    Colors
    • Moonlight White
    • Mint Green
    • Midnight Black
    • Black
    • White
    Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
    • 400 EUR
    		 Unknown
    Battery life Unknown
    • Stand by time- Up to 450 h Talking time- Up to 58 h
    Body build
    • Front/back glass (Gorilla Glass 5)
    • aluminum frame
    		 Unknown
    Communication and Connectivity
    Communication and Connectivity — specifications for Zenfone 4 ZE554KL, Studio X8 HD.
    SpecificationZenfone 4 ZE554KLStudio X8 HD
    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 850 / 900 / 1800 / 1900 / 2100 HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 - North America
    • Brazil HSDPA 850 / 900 / 2100 - India
    • Indonesia -4G - LTE band 1(2100)
    • 2(1900)
    • 3(1800)
    • 5(850)
    • 7(2600)
    • 8(900)
    • 18(800)
    • 19(800)
    • 20(800)
    • 26(850)
    • 28(700)
    • 32(1500)
    • 38(2600)
    • 39(1900)
    • 40(2300)
    • 41(2500) LTE band 1(2100)
    • 4(1700/2100)
    • 12(700)
    • 17(700)
    • 28(700) - North America
    • Brazil LTE band 1(2100)
    • 40(2300) - India
    • Indonesia
    		 Unknown
    Speed
    • HSPA 42.2/5.76 Mbps
    • LTE-A (3CA) Cat12 600/150 Mbps
    		 Unknown
    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
    • Wi-Fi Direct
    • 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
    • 4.0
    • A2DP
    Music and Audio
    Music and Audio — specifications for Zenfone 4 ZE554KL, Studio X8 HD.
    SpecificationZenfone 4 ZE554KLStudio X8 HD
    Radio
    • FM radio
    • Stereo FM radio
    Others
    • 24-bit/192kHz audio -Active noise cancellation with dedicated mic
    		 Unknown
    Other features
    Other features — specifications for Zenfone 4 ZE554KL, Studio X8 HD.
    SpecificationZenfone 4 ZE554KLStudio X8 HD
    Dop
    • Sensors Fingerprint (front-mounted)
    • accelerometer
    • gyro
    • proximity
    • compass - Fast battery charging
    • Sensors Accelerometer