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  2. BLU J4 vs BLU Studio XL2

BLU J4 vs BLU Studio XL2

Compare recorded specifications, size and practical differences.

BLU J4

BLU J4

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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.

      • WeightJ4: 42 g lighterJ4: 158 g · Studio XL2: 200 g
      • WidthJ4: 11.3 mm narrowerJ4: 72.3 mm · Studio XL2: 83.6 mm
      • Screen diagonalJ4: 0.5 in smaller diagonalJ4: 5.5 in · Studio XL2: 6 in
      • DepthStudio XL2: 0.9 mm thinnerStudio XL2: 9.1 mm · J4: 10 mm
      • HeightJ4: 14.7 mm shorterJ4: 151 mm · Studio XL2: 165.7 mm
      • Release year2019 / 2016J4: 2019 · Studio XL2: 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.

      Front
      J4: 151 × 72.3 mm 1 Studio XL2: 165.7 × 83.6 mm 2
      Side
      J4: 151 × 10 mm 1 Studio XL2: 165.7 × 9.1 mm 2
      1. 1. J4
        Height
        151 mm
        Width
        72.3 mm
        Depth
        10 mm+0.9 mm versus Studio XL2
        Weight
        158 g
      2. 2. Studio XL2
        Height
        165.7 mm+14.7 mm versus J4
        Width
        83.6 mm+11.3 mm versus J4
        Depth
        9.1 mm
        Weight
        200 g
      Weight

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

      1. 1. J4158 g
      2. 2. Studio XL2200 g

        +42 g versus J4

      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.

      Screen size
      J4: 5.5 in, 18:9, About 78.1 cm² rectangular area 1 Studio XL2: 6 in, 16:9, About 99.2 cm² rectangular area 2
      1. 1. J4 5.5 in · 18:9 About 78.1 cm² rectangular area
      2. 2. Studio XL2 6 in · 16:9 About 99.2 cm² rectangular area

      Studio XL2 has approximately 27.1% more rectangular screen area than J4.

      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 by storage capacity and phone
      StorageJ4Studio XL2
      16 GB Not recorded 2 GB RAM
      32 GB 1 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. J4

      NFC
      Unknown
      Headphone jack
      Yes
      Memory card support
      See details microSDXC

      2. Studio XL2

      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 capacity

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

      1. 1. J42200 mAh
      2. 2. Studio XL24900 mAh

        +2700 mAh versus J4

      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. J42. Studio XL2

      Everyday essentials
      Everyday essentials
      SpecificationJ4Studio XL2
      Dimensions (HxWxD)
      • 151 Х 72.3 Х 10 mm
      • 165.7 Х 83.6 Х 9.1 mm
      Weight
      • 158 g
      • 200 g
      Technology
      • IPS LCD
      • IPS LCD
      Screen size
      • 5.5" inch
      • 6" inch
      Screen resolution
      • 720 x 1440 px
      • 720 x 1280 px
      Internal memoryRecorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
      • 32GB 1GB RAM
      • 16 GB
      • 2 GB RAM
      Memory card support
      • microSDXC
      • microSD
      • up to 64 GB
      BatteryCapacity is not battery life. No endurance test is implied.
      • 2200 mAh
      • Removable Li-Po
      • 4900 mAh
      • Non-removable Li-Po
      Operating system OS
      • Android 8.1 Oreo (Go edition)
      • Android 6.0 (Marshmallow)
      Chipset Unknown
      • Mediatek MT6737 (28 nm)
      Headphone jack
      • Yes
      • Yes
      Display
      Display
      SpecificationJ4Studio XL2
      Touchscreen
      • capacitive touchscreen
      • capacitive touchscreen
      Display colors
      • 16M
      • 16M
      Screen area
      • 78.1 cm2
      • 99.2 cm2
      Screen format
      • 18:9 (height:width)
      • 16:9 (height:width)
      Screen to body ratio
      • 71.5%
      • 71.6%
      PPI /points per inch/
      • 293 PPI
      • 245 PPI
      Camera and Video
      Camera and Video
      SpecificationJ4Studio XL2
      Rear camera, main
      • 8 MP
      • Single
      • 13 MP
      • Single
      Camera specs
      • 8 MP
      • AF
      • 13 MP
      • AF
      • f/2.2
      Functions
      • LED flash
      • LED flash
      Video
      • 720p@30fps
      • 1080p@30fps
      Front camera, selfie
      • 8 MP
      • Single
      • 5 MP
      • Single
      Specifications
      • 8 MP
      • 5 MP
      Performance
      Performance
      SpecificationJ4Studio XL2
      Processor CPU
      • Quad-core 1.3 GHz Cortex-A7
      • Quad-core 1.3 GHz Cortex-A53
      Graphics processor GPU
      • Mali-400
      • Mali-T720
      GeekBench 4 Single CoreLegacy recorded score. Test conditions are unspecified; no new testing is implied. Unknown
      • 548
      GeekBench 4 Multi-CoreLegacy recorded score. Test conditions are unspecified; no new testing is implied. Unknown
      • 1461
      General specs
      General specs
      SpecificationJ4Studio XL2
      Release date
      • 2019
      • October
      • 2016
      • November
      Colors
      • Blue
      • Black
      • Brown
      • Gray
      • Gold
      • Rose Gold
      Historical recorded priceLegacy catalogue value; date unknown. Not a current offer.
      • 70 EUR
      		 Unknown
      Battery life Unknown
      • Stand by time- Up to 800 h (2G) / Up to 700 h (3G) Talking time- Up to 68 h (2G) / Up to 46 h (3G)
      Communication and Connectivity
      Communication and Connectivity
      SpecificationJ4Studio XL2
      SIM card
      • 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
      • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 1700(AWS) / 1900 / 2100 -4G - LTE band 2(1900)
      • 4(1700/2100)
      • 7(2600)
      • 12(700)
      • 17(700)
      Speed
      • HSPA 21.1/5.76 Mbps
      • HSPA 42.2/11.5 Mbps
      • 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
      USB
      • microUSB 2.0
      • microUSB 2.0
      • USB Host
      Bluetooth
      • 4.1
      • A2DP
      • LE
      • 4.1
      • A2DP
      • LE
      Music and Audio
      Music and Audio
      SpecificationJ4Studio XL2
      Radio
      • FM radio
      • FM radio
      Other features
      Other features
      SpecificationJ4Studio XL2
      Dop
      • Sensors Accelerometer For USA
      • Sensors Accelerometer
      • proximity

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