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  2. Blackview A7 Pro vs BLU J4

Blackview A7 Pro vs BLU J4

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: 18 g lighterJ4: 158 g · A7 Pro: 176 g
      • WidthA7 Pro: 1.3 mm narrowerA7 Pro: 71 mm · J4: 72.3 mm
      • Screen diagonalA7 Pro: 0.5 in smaller diagonalA7 Pro: 5 in · J4: 5.5 in
      • Rear camera layoutDual / SingleA7 Pro: Dual · J4: Single
      • DepthA7 Pro: 0.5 mm thinnerA7 Pro: 9.5 mm · J4: 10 mm
      • HeightA7 Pro: 8 mm shorterA7 Pro: 143 mm · J4: 151 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.

      Front
      A7 Pro: 143 × 71 mm 1 J4: 151 × 72.3 mm 2
      Side
      A7 Pro: 143 × 9.5 mm 1 J4: 151 × 10 mm 2
      1. 1. A7 Pro
        Height
        143 mm
        Width
        71 mm
        Depth
        9.5 mm
        Weight
        176 g
      2. 2. J4
        Height
        151 mm
        Width
        72.3 mm
        Depth
        10 mm
        Weight
        158 g

      Specifications

      Open a section for more detail. Scroll inside a table to keep phone names visible; on narrow screens, swipe sideways or use the arrow keys while the table is focused. Unknown means missing data, not No. Recorded zero values are shown as recorded.

      Everyday essentials
      Everyday essentials
      SpecificationA7 ProJ4
      Dimensions (HxWxD)
      • 143 Х 71 Х 9.5 mm
      • 151 Х 72.3 Х 10 mm
      Weight
      • 176 g
      • 158 g
      Technology
      • IPS LCD
      • IPS LCD
      Screen size
      • 5" inch
      • 5.5" inch
      Screen resolution
      • 720 x 1280 px
      • 720 x 1440 px
      Internal memoryRecorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
      • 16 GB
      • 2 GB RAM
      • 32GB 1GB RAM
      Memory card support
      • microSD
      • up to 32 GB
      • microSDXC
      BatteryCapacity is not battery life. No endurance test is implied.
      • 2800 mAh
      • Removable Li-Po
      • 2200 mAh
      • Removable Li-Po
      Operating system OS
      • Android 7.0 (Nougat)
      • Android 8.1 Oreo (Go edition)
      Chipset
      • Mediatek MT6737 (28 nm)
      		 Unknown
      Headphone jack
      • Yes
      • Yes
      Display
      Display
      SpecificationA7 ProJ4
      Touchscreen
      • capacitive touchscreen
      • capacitive touchscreen
      Display colors
      • 16M
      • 16M
      Screen area
      • 68.9 cm2
      • 78.1 cm2
      Screen format
      • 16:9 (height:width)
      • 18:9 (height:width)
      Screen to body ratio
      • 67.9%
      • 71.5%
      PPI /points per inch/
      • 294 PPI
      • 293 PPI
      Camera and Video
      Camera and Video
      SpecificationA7 ProJ4
      Rear camera, main
      • 8 MP
      • Dual
      • 8 MP
      • Single
      Camera specs
      • 8 MP
      • AF -VGA
      • depth sensor
      • 8 MP
      • AF
      Functions
      • LED flash
      • LED flash
      Video
      • 1080p@30fps
      • 720p@30fps
      Front camera, selfie
      • 5 MP
      • Single
      • 8 MP
      • Single
      Specifications
      • 5 MP
      • 8 MP
      Performance
      Performance
      SpecificationA7 ProJ4
      Processor CPU
      • Quad-core 1.3 GHz Cortex-A53
      • Quad-core 1.3 GHz Cortex-A7
      Graphics processor GPU
      • Mali-T720
      • Mali-400
      GeekBench 4 Single CoreLegacy recorded score. Test conditions are unspecified; no new testing is implied.
      • 554
      		 Unknown
      GeekBench 4 Multi-CoreLegacy recorded score. Test conditions are unspecified; no new testing is implied.
      • 1565
      		 Unknown
      General specs
      General specs
      SpecificationA7 ProJ4
      Release date
      • 2017
      • 2019
      • October
      Colors
      • Champagne Gold
      • Chocolate Black
      • Cream White
      • Jelly Blue
      • Blue
      • Black
      • Brown
      Historical recorded priceLegacy catalogue value; date unknown. Not a current offer.
      • 80 EUR
      • 70 EUR
      Communication and Connectivity
      Communication and Connectivity
      SpecificationA7 ProJ4
      SIM card
      • Dual SIM
      • Dual SIM (Nano-SIM
      • dual stand-by)
      Network
      • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 900 / 2100 -4G - LTE band 1(2100)
      • 3(1800)
      • 7(2600)
      • 8(900)
      • 20(800)
      • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
      Speed
      • HSPA
      • HSPA 21.1/5.76 Mbps
      GPRS
      • Yes
      • Yes
      Edge
      • Yes
      • Yes
      Wi-Fi
      • Wi-Fi 802.11 b/g/n
      • 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
      Bluetooth
      • 4.0
      • A2DP
      • 4.1
      • A2DP
      • LE
      Music and Audio
      Music and Audio
      SpecificationA7 ProJ4
      Radio
      • No
      • FM radio
      Other features
      Other features
      SpecificationA7 ProJ4
      Dop
      • Sensors Fingerprint (rear-mounted)
      • accelerometer
      • Sensors Accelerometer For USA