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  2. BLU J2 vs Celkon A402

BLU J2 vs Celkon A402

Compare recorded specifications, size and practical differences.

BLU J2

BLU J2

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    Celkon A402

    Celkon A402

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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.

        • WeightA402: 42 g lighterA402: 104 g · J2: 146 g
        • WidthA402: 9.1 mm narrowerA402: 64 mm · J2: 73.1 mm
        • Screen diagonalA402: 1 in smaller diagonalA402: 4 in · J2: 5 in
        • HeightA402: 18.5 mm shorterA402: 125.5 mm · J2: 144 mm
        • Release year2019 / 2015J2: 2019 · A402: 2015

        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 A402: 125.5 × 64 mm 2
        Side
        J2: 144 × 10.3 mm 1 A402: 125.5 × 10.2 mm 2
        1. 1. J2
          Height
          144 mm
          Width
          73.1 mm
          Depth
          10.3 mm
          Weight
          146 g
        2. 2. A402
          Height
          125.5 mm
          Width
          64 mm
          Depth
          10.2 mm
          Weight
          104 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
        SpecificationJ2A402
        Dimensions (HxWxD)
        • 144 Х 73.1 Х 10.3 mm
        • 125.5 Х 64 Х 10.2 mm
        Weight
        • 146 g
        • 104 g
        Technology
        • IPS LCD
        		 Unknown
        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 32 GB
        BatteryCapacity is not battery life. No endurance test is implied.
        • 2000 mAh
        • Li-Po
        • 2000 mAh
        • Li-Ion
        Operating system OS
        • Android 8.1 Oreo (Go edition)
        • Android 4.4.2 (KitKat)
        Chipset Unknown
        • Spreadtrum 7715
        Headphone jack
        • Yes
        • Yes
        Display
        Display
        SpecificationJ2A402
        Touchscreen
        • capacitive touchscreen
        • capacitive touchscreen
        Display colors
        • 16M
        		 Unknown
        Screen area
        • 68.9 cm2
        • 45.5 cm2
        Screen format
        • 16:9 (height:width)
        • 5:3 (height:width)
        Screen to body ratio
        • 65.4%
        • 56.7%
        PPI /points per inch/
        • 196 PPI
        • 233 PPI
        Camera and Video
        Camera and Video
        SpecificationJ2A402
        Rear camera, main
        • 5 MP
        • Single
        • 3.15 MP
        • Single
        Camera specs
        • 5 MP
        • 3.15 MP
        Functions
        • LED flash
        • LED flash
        Video
        • 720p@30fps
        • Yes
        Front camera, selfie
        • 5 MP
        • Single
        • 1.3 MP
        • Single
        Specifications
        • 5 MP
        • 1.3 MP
        Performance
        Performance
        SpecificationJ2A402
        Processor CPU
        • Quad-core 1.3 GHz Cortex-A7
        • 1.2 GHz
        Graphics processor GPU
        • Mali-400
        • Mali-400
        General specs
        General specs
        SpecificationJ2A402
        Release date
        • 2019
        • December
        • 2015
        • June
        Colors
        • Blue
        • Black
        • Brown
        • White
        • Black
        • Blue
        • Silver
        Historical recorded priceLegacy catalogue value; date unknown. Not a current offer.
        • 50 EUR
        		 Unknown
        Communication and Connectivity
        Communication and Connectivity
        SpecificationJ2A402
        SIM card
        • Dual SIM (Nano-SIM
        • dual stand-by)
        • Dual SIM
        Network
        • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
        • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2
        Speed
        • HSPA 21.1/5.76 Mbps
        • Yes
        • 384 kbps
        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
        GPS
        • Yes
        • with A-GPS
        • Yes
        USB
        • microUSB 2.0
        • microUSB 2.0
        Bluetooth
        • 4.1
        • A2DP
        • LE
        • 4.0
        • A2DP
        Harmful irradiation Unknown
        • SAR EU - 0.46 W/kg (head) 0.82 W/kg (body)
        Music and Audio
        Music and Audio
        SpecificationJ2A402
        Radio
        • FM radio
        • FM radio
        Other features
        Other features
        SpecificationJ2A402
        Dop
        • Sensors Accelerometer For USA
        • Sensors Accelerometer

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