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  2. BLU J2 vs Yezz Billy 4

BLU J2 vs Yezz Billy 4

Compare recorded specifications, size and practical differences.

BLU J2

BLU J2

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    Yezz Billy 4

    Yezz Billy 4

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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.

        • WeightBilly 4: 37 g lighterBilly 4: 109 g · J2: 146 g
        • WidthBilly 4: 8.7 mm narrowerBilly 4: 64.4 mm · J2: 73.1 mm
        • Screen diagonalBilly 4: 1 in smaller diagonalBilly 4: 4 in · J2: 5 in
        • HeightBilly 4: 21.5 mm shorterBilly 4: 122.5 mm · J2: 144 mm
        • Release year2019 / 2014J2: 2019 · Billy 4: 2014

        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
        J2: 144 × 73.1 mm 1 Billy 4: 122.5 × 64.4 mm 2
        Side
        J2: 144 × 10.3 mm 1 Billy 4: 122.5 × 9.9 mm 2
        1. 1. J2
          Height
          144 mm
          Width
          73.1 mm
          Depth
          10.3 mm
          Weight
          146 g
        2. 2. Billy 4
          Height
          122.5 mm
          Width
          64.4 mm
          Depth
          9.9 mm
          Weight
          109 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
        SpecificationJ2Billy 4
        Dimensions (HxWxD)
        • 144 Х 73.1 Х 10.3 mm
        • 122.5 Х 64.4 Х 9.9 mm
        Weight
        • 146 g
        • 109 g
        Technology
        • IPS LCD
        • TFT
        Screen size
        • 5" inch
        • 4" inch
        Screen resolution
        • 480 x 854 px
        • 480 x 800 px
        Internal memoryRecorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
        • 32GB 1GB RAM
        • 4 GB
        • 512 MB RAM
        Memory card support
        • microSDXC
        • microSD
        • up to 256 GB
        BatteryCapacity is not battery life. No endurance test is implied.
        • 2000 mAh
        • Li-Po
        • 1300 mAh
        • Removable Li-Ion
        Operating system OS
        • Android 8.1 Oreo (Go edition)
        • Microsoft Windows Phone 8.1
        Chipset Unknown
        • Qualcomm MSM8212 Snapdragon 200 (28 nm)
        Headphone jack
        • Yes
        • Yes
        Display
        Display
        SpecificationJ2Billy 4
        Touchscreen
        • capacitive touchscreen
        • capacitive touchscreen
        Display colors
        • 16M
        • 16M
        Screen area
        • 68.9 cm2
        • 45.5 cm2
        Screen format
        • 16:9 (height:width)
        • 5:3 (height:width)
        Screen to body ratio
        • 65.4%
        • 57.7%
        PPI /points per inch/
        • 196 PPI
        • 233 PPI
        Camera and Video
        Camera and Video
        SpecificationJ2Billy 4
        Rear camera, main
        • 5 MP
        • Single
        • 8 MP
        • Single
        Camera specs
        • 5 MP
        • 8 MP
        • AF
        Functions
        • LED flash
        • LED flash
        Video
        • 720p@30fps
        • 720p@30fps
        Front camera, selfie
        • 5 MP
        • Single
        • 1.3 MP
        • Single
        Specifications
        • 5 MP
        • 1.3 MP
        Performance
        Performance
        SpecificationJ2Billy 4
        Processor CPU
        • Quad-core 1.3 GHz Cortex-A7
        • Quad-core 1.2 GHz Cortex-A7
        Graphics processor GPU
        • Mali-400
        • Adreno 302
        General specs
        General specs
        SpecificationJ2Billy 4
        Release date
        • 2019
        • December
        • 2014
        • June
        Colors
        • Blue
        • Black
        • Brown
        • White
        • Black
        • Red
        • Gun Metal
        • Blue
        • Yellow
        • Champing Gold
        Historical recorded priceLegacy catalogue value; date unknown. Not a current offer.
        • 50 EUR
        		 Unknown
        Battery life Unknown
        • Stand by time- Up to 350 h (2G) / Up to 300 h (3G) Talking time- Up to 7 h (2G) / Up to 4 h 30 min (3G)
        Communication and Connectivity
        Communication and Connectivity
        SpecificationJ2Billy 4
        SIM card
        • Dual SIM (Nano-SIM
        • dual stand-by)
        • Dual SIM (Micro-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 - SIM 1 & SIM 2
        Speed
        • HSPA 21.1/5.76 Mbps
        • HSPA 42.2/5.76 Mbps
        GPRS
        • Yes
        • Class 12
        Edge
        • Yes
        • Class 12
        Wi-Fi
        • Wi-Fi 802.11 b/g/n
        • Wi-Fi Direct
        • hotspot
        • Wi-Fi 802.11 a/b/g/n
        • dual-band
        • hotspot
        GPS
        • Yes
        • with A-GPS
        • Yes
        • with A-GPS
        • GLONASS
        USB
        • microUSB 2.0
        • microUSB 2.0
        Bluetooth
        • 4.1
        • A2DP
        • LE
        • 4.0
        • A2DP
        Music and Audio
        Music and Audio
        SpecificationJ2Billy 4
        Radio
        • FM radio
        • Stereo FM radio
        Other features
        Other features
        SpecificationJ2Billy 4
        Dop
        • Sensors Accelerometer For USA
        • Sensors Accelerometer
        • proximity

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