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BLU Studio X8 HD vs Samsung Galaxy J4

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

      Studio X8 HD:
      LCD
      Galaxy J4:
      OLED

    • Weight

      Studio X8 HD: 31 g lighter

      Studio X8 HD:
      144 g
      Galaxy J4:
      175 g

    • Width

      Studio X8 HD: 3.6 mm narrower

      Studio X8 HD:
      73.6 mm
      Galaxy J4:
      77.2 mm

    • Screen diagonal

      Studio X8 HD: 0.5 in smaller diagonal

      Studio X8 HD:
      5 in
      Galaxy J4:
      5.5 in

    • Depth

      Galaxy J4: 1.8 mm thinner

      Studio X8 HD:
      9.9 mm
      Galaxy J4:
      8.1 mm

    • Height

      Studio X8 HD: 5.7 mm shorter

      Studio X8 HD:
      146 mm
      Galaxy J4:
      151.7 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. Studio X8 HD

      Height:
      146 mm
      Width:
      73.6 mm
      Depth:
      9.9 mm +1.8 mm versus Galaxy J4

    2. 2. Galaxy J4

      Height:
      151.7 mm +5.7 mm versus Studio X8 HD
      Width:
      77.2 mm +3.6 mm versus Studio X8 HD
      Depth:
      8.1 mm

    Weight

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

    1. 1. Studio X8 HD

      144 g

    2. 2. Galaxy J4

      175 g

      +31 g versus Studio X8 HD

    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. Studio X8 HD

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

    2. 2. Galaxy J4

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

    Galaxy J4 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.

    Recorded RAM for Studio X8 HD, Galaxy J4, compared at the same storage capacity.
    StorageStudio X8 HDGalaxy J4
    16 GB Unknown 2 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. Studio X8 HD

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

    2. Galaxy J4

    NFC:
    Unknown
    Headphone jack:
    Yes
    Memory card support:
    See details microSD · up to 256 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. Studio X8 HD

      2000 mAh

    2. 2. Galaxy J4

      3000 mAh

      +1000 mAh versus Studio X8 HD

    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. Studio X8 HD2. Galaxy J4

    Everyday essentials
    Everyday essentials — specifications for Studio X8 HD, Galaxy J4.
    SpecificationStudio X8 HDGalaxy J4
    Dimensions (HxWxD)
    • 146 Х 73.6 Х 9.9 mm
    • 151.7 Х 77.2 Х 8.1 mm
    Weight
    • 144 g
    • 175 g
    Technology
    • IPS LCD
    • Super AMOLED
    Screen size
    • 5" inch
    • 5.5" inch
    Screen resolution
    • 720 x 1280 px
    • 720 x 1280 px
    Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
    • 4 GB
    • 512 MB RAM
    • 16 GB
    • 2 GB RAM
    Memory card support
    • microSD
    • up to 64 GB
    • microSD
    • up to 256 GB (dedicated slot)
    Battery Capacity is not battery life. No endurance test is implied.
    • 2000 mAh
    • Removable Li-Ion
    • 3000 mAh
    • Removable Li-Ion
    Operating system OS
    • Android 5.1 (Lollipop)
    • Android 8.0 (Oreo)
    Chipset Unknown
    • Exynos 7570 Quad (14 nm)
    Headphone jack
    • Yes
    • Yes
    Display
    Display — specifications for Studio X8 HD, Galaxy J4.
    SpecificationStudio X8 HDGalaxy J4
    Touchscreen
    • capacitive touchscreen
    • capacitive touchscreen
    Display colors
    • 16M
    • 16M
    Screen area
    • 68.9 cm2
    • 83.4 cm2
    Screen format
    • 16:9 (height:width)
    • 16:9 (height:width)
    Screen to body ratio
    • 64.1%
    • 71.2%
    PPI /points per inch/
    • 294 PPI
    • 267 PPI
    Camera and Video
    Camera and Video — specifications for Studio X8 HD, Galaxy J4.
    SpecificationStudio X8 HDGalaxy J4
    Rear camera, main
    • 5 MP
    • Single
    • 13 MP
    • Single
    Camera specs
    • 5 MP
    • 13 MP
    • f/1.9
    • 28mm (wide)
    • AF
    Functions
    • LED flash
    • LED flash
    Video
    • 1080p@30fps
    • 1080p@30fps
    Front camera, selfie
    • 5 MP
    • Single
    • 5 MP
    • Single
    Specifications
    • 5 MP
    • 5 MP
    • f/2.2
    Performance

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

    Performance — specifications for Studio X8 HD, Galaxy J4.
    SpecificationStudio X8 HDGalaxy J4
    Processor CPU
    • Octa-core 1.4 GHz Cortex-A7
    • Quad-core 1.4 GHz Cortex-A53
    Graphics processor GPU
    • Mali-450
    • Mali-T720 MP2
    GeekBench 4 Single Core *
    • 364
    		 Unknown
    GeekBench 4 Multi-Core *
    • 1981
    		 Unknown
    General specs
    General specs — specifications for Studio X8 HD, Galaxy J4.
    SpecificationStudio X8 HDGalaxy J4
    Release date
    • 2016
    • May
    • 2018
    • May
    Colors
    • Black
    • White
    • Black
    • Gold
    • Orchid Gray
    Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
    • 140 EUR
    Battery life
    • Stand by time- Up to 450 h Talking time- Up to 58 h
    • Talking time- Up to 20 h (3G) Music play - Up to 80 h
    Body build Unknown
    • plastic body
    Communication and Connectivity
    Communication and Connectivity — specifications for Studio X8 HD, Galaxy J4.
    SpecificationStudio X8 HDGalaxy J4
    SIM card
    • Dual SIM (Micro-SIM
    • dual stand-by)
    • Dual SIM (Micro-SIM
    • dual stand-by)
    Network Unknown
    • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 2100 - India
    • Pakistan -4G - LTE band 1(2100)
    • 3(1800)
    • 5(850)
    • 7(2600)
    • 8(900)
    • 20(800)
    • 38(2600)
    • 40(2300) - India
    • Pakistan
    Speed Unknown
    • HSPA
    • LTE Cat4 150/50 Mbps
    GPRS
    • Yes
    • Yes
    Edge
    • Yes
    • Yes
    Wi-Fi
    • Wi-Fi 802.11 b/g/n
    • Wi-Fi Direct
    • hotspot
    • Wi-Fi 802.11 b/g/n
    • Wi-Fi Direct
    • hotspot
    GPS
    • Yes
    • with A-GPS
    • Yes
    • with A-GPS
    • GLONASS
    • BDS
    USB
    • microUSB 2.0
    • microUSB 2.0
    Bluetooth
    • 4.0
    • A2DP
    • 4.2
    • A2DP
    • LE
    Harmful irradiation Unknown
    • SAR - 0.36 W/kg (head) 1.49 W/kg (body)
    Music and Audio
    Music and Audio — specifications for Studio X8 HD, Galaxy J4.
    SpecificationStudio X8 HDGalaxy J4
    Radio
    • Stereo FM radio
    • FM radio
    Other features
    Other features — specifications for Studio X8 HD, Galaxy J4.
    SpecificationStudio X8 HDGalaxy J4
    Dop
    • Sensors Accelerometer
    • Sensors Accelerometer
    • proximity - Versions: J400F/DS (Global DS); J400G/DS

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