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  2. BLU J4 vs LG DoublePlay

BLU J4 vs LG DoublePlay

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: 34 g lighterJ4: 158 g · DoublePlay: 192 g
      • Release year2019 / 2011J4: 2019 · DoublePlay: 2011

      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
      Side
      J4: 151 × 10 mm 1
      1. 1. J4
        Height
        151 mm
        Width
        72.3 mm
        Depth
        10 mm
        Weight
        158 g
      2. 2. DoublePlay
        Height
        Unknown
        Width
        Unknown
        Depth
        Unknown
        Weight
        192 g

        Folded/unfolded dimensions are ambiguous in this record; outlines are omitted.

      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
      SpecificationJ4DoublePlay
      Dimensions (HxWxD)
      • 151 Х 72.3 Х 10 mm
      • 121.9 Х 64 Х 16 mm
      Weight
      • 158 g
      • 192 g
      Technology
      • IPS LCD
      • TFT
      Screen size
      • 5.5" inch
      • 3.5" inch
      Screen resolution
      • 720 x 1440 px
      • 320 x 480 px
      Internal memoryRecorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
      • 32GB 1GB RAM
      • 2 GB
      • 512 MB RAM
      Memory card support
      • microSDXC
      • microSD
      • up to 32 GB (dedicated slot)
      BatteryCapacity is not battery life. No endurance test is implied.
      • 2200 mAh
      • Removable Li-Po
      • 1500 mAh
      • Removable Li-Ion
      Operating system OS
      • Android 8.1 Oreo (Go edition)
      • Android 2.3 (Gingerbread)
      Chipset Unknown
      • Qualcomm Snapdragon
      Headphone jack
      • Yes
      • Yes
      Display
      Display
      SpecificationJ4DoublePlay
      Touchscreen
      • capacitive touchscreen
      • capacitive touchscreen
      Display colors
      • 16M
      • 256K
      Screen area
      • 78.1 cm2
      • 36.5 cm2
      Screen format
      • 18:9 (height:width)
      • 3:2 (height:width)
      Screen to body ratio
      • 71.5%
      • 46.8%
      PPI /points per inch/
      • 293 PPI
      • 165 PPI
      Camera and Video
      Camera and Video
      SpecificationJ4DoublePlay
      Rear camera, main
      • 8 MP
      • Single
      • 5 MP
      • Single
      Camera specs
      • 8 MP
      • AF
      • 5 MP
      • AF
      Functions
      • LED flash
      • LED flash
      Video
      • 720p@30fps
      • 720p
      Front camera, selfie
      • 8 MP
      • Single
      • 0 MP,
      Specifications
      • 8 MP
      		 Unknown
      Performance
      Performance
      SpecificationJ4DoublePlay
      Processor CPU
      • Quad-core 1.3 GHz Cortex-A7
      • 1.0 GHz Scorpion
      Graphics processor GPU
      • Mali-400
      		 Unknown
      General specs
      General specs
      SpecificationJ4DoublePlay
      Release date
      • 2019
      • October
      • 2011
      • October
      Colors
      • Blue
      • Black
      • Brown
      • Black/Silver
      Historical recorded priceLegacy catalogue value; date unknown. Not a current offer.
      • 70 EUR
      • 70 EUR
      Battery life Unknown
      • Stand by time- Up to 250 h Talking time- Up to 3 h
      Communication and Connectivity
      Communication and Connectivity
      SpecificationJ4DoublePlay
      SIM card
      • Dual SIM (Nano-SIM
      • dual stand-by)
      • Mini-SIM
      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
      Speed
      • HSPA 21.1/5.76 Mbps
      • HSPA 14.4/5.76 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
      • DLNA
      • hotspot
      GPS
      • Yes
      • with A-GPS
      • Yes
      • with A-GPS
      USB
      • microUSB 2.0
      • microUSB 2.0
      Bluetooth
      • 4.1
      • A2DP
      • LE
      • 3.0
      • A2DP
      Harmful irradiation Unknown
      • SAR - 0.71 W/kg (head) 1.37 W/kg (body)
      Music and Audio
      Music and Audio
      SpecificationJ4DoublePlay
      Radio
      • FM radio
      • Stereo FM radio
      • RDS
      Others Unknown
      • Secondary TFT capacitive touchscreen
      • 256K colors
      • 320 x 480 pixels
      • 2 inches
      Other features
      Other features
      SpecificationJ4DoublePlay
      Dop
      • Sensors Accelerometer For USA
      • Sensors Accelerometer
      • proximity
      • compass - MP4/H.263 player -MP3/WAV/WMA/eAAC+ player -Document viewer -Organizer -Voice memo/dial -Predictive text input - For T-Mobile Also known as LG Flip II
      • LG C729