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BLU J2 vs Samsung i780

Compare recorded specifications, size and practical differences.

BLU J2

BLU J2

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    Samsung i780

    Samsung i780

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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.

        • Weighti780: 26 g lighteri780: 120 g · J2: 146 g
        • Widthi780: 11.8 mm narroweri780: 61.3 mm · J2: 73.1 mm
        • Screen diagonali780: 2.45 in smaller diagonali780: 2.55 in · J2: 5 in
        • DepthJ2: 2.6 mm thinnerJ2: 10.3 mm · i780: 12.9 mm
        • Heighti780: 28.1 mm shorteri780: 115.9 mm · J2: 144 mm
        • Release year2019 / 2007J2: 2019 · i780: 2007

        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 i780: 115.9 × 61.3 mm 2
        Side
        J2: 144 × 10.3 mm 1 i780: 115.9 × 12.9 mm 2
        1. 1. J2
          Height
          144 mm+28.1 mm versus i780
          Width
          73.1 mm+11.8 mm versus i780
          Depth
          10.3 mm
          Weight
          146 g
        2. 2. i780
          Height
          115.9 mm
          Width
          61.3 mm
          Depth
          12.9 mm+2.6 mm versus J2
          Weight
          120 g
        Weight

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

        1. 1. J2146 g

          +26 g versus i780

        2. 2. i780120 g

        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
        J2: 5 in, 16:9, About 68.9 cm² rectangular area 1 i780: 2.55 in, 1:1, About 21 cm² rectangular area 2
        1. 1. J2 5 in · 16:9 About 68.9 cm² rectangular area
        2. 2. i780 2.55 in · 1:1 About 21 cm² rectangular area

        J2 has approximately 228.6% more rectangular screen area than i780.

        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
        StorageJ2i780
        32 GB 1 GB RAM Unknown
        i780: Original memory entry

        128 MB RAM · 256 MB ROM

        Practical features

        Explicit Yes and No values are shown directly. Qualified or regional records retain their details. Unknown means the record is missing.

        1. J2

        NFC
        Unknown
        Headphone jack
        Yes
        Memory card support
        See details microSDXC

        2. i780

        NFC
        Unknown
        Headphone jack
        No
        Memory card support
        See details microSD (dedicated slot)

        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. J22000 mAh

          +520 mAh versus i780

        2. 2. i7801480 mAh

        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. J22. i780

        Everyday essentials
        Everyday essentials
        SpecificationJ2i780
        Dimensions (HxWxD)
        • 144 Х 73.1 Х 10.3 mm
        • 115.9 Х 61.3 Х 12.9 mm
        Weight
        • 146 g
        • 120 g
        Technology
        • IPS LCD
        • TFT
        Screen size
        • 5" inch
        • 2.55" inch
        Screen resolution
        • 480 x 854 px
        • 320 x 320 px
        Internal memoryRecorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
        • 32GB 1GB RAM
        • 128 MB RAM
        • 256 MB ROM
        Memory card support
        • microSDXC
        • microSD (dedicated slot)
        BatteryCapacity is not battery life. No endurance test is implied.
        • 2000 mAh
        • Li-Po
        • 1480 mAh
        • Removable Li-Ion
        Operating system OS
        • Android 8.1 Oreo (Go edition)
        • Microsoft Windows Mobile 6.0 Professional
        Headphone jack
        • Yes
        • No
        Display
        Display
        SpecificationJ2i780
        Touchscreen
        • capacitive touchscreen
        • resistive touchscreen
        Display colors
        • 16M
        • 65K
        Screen area
        • 68.9 cm2
        • 21.0 cm2
        Screen format
        • 16:9 (height:width)
        • 1:1 (height:width)
        Screen to body ratio
        • 65.4%
        • 29.5%
        PPI /points per inch/
        • 196 PPI
        • 177 PPI
        Camera and Video
        Camera and Video
        SpecificationJ2i780
        Rear camera, main
        • 5 MP
        • Single
        • 2 MP
        • Single
        Camera specs
        • 5 MP
        • 2 MP
        Functions
        • LED flash
        		 Unknown
        Video
        • 720p@30fps
        • Yes
        Front camera, selfie
        • 5 MP
        • Single
        • 0.3 MP
        • Single
        Specifications
        • 5 MP
        • VGA videocall camera
        Performance
        Performance
        SpecificationJ2i780
        Processor CPU
        • Quad-core 1.3 GHz Cortex-A7
        • 32-bit Marvell PXA310 624 MHz
        Graphics processor GPU
        • Mali-400
        		 Unknown
        General specs
        General specs
        SpecificationJ2i780
        Release date
        • 2019
        • December
        • 2007
        • September
        Colors
        • Blue
        • Black
        • Brown
        • Black
        Historical recorded priceLegacy catalogue value; date unknown. Not a current offer.
        • 50 EUR
        • 150 EUR
        Battery life Unknown
        • Stand by time- Up to 400 h Talking time- Up to 7 h
        Communication and Connectivity
        Communication and Connectivity
        SpecificationJ2i780
        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 900 / 1800 / 1900
        Speed
        • HSPA 21.1/5.76 Mbps
        • HSPA 3.6/0.384 Mbps
        GPRS
        • Yes
        • Class 10
        Edge
        • Yes
        • Class 10
        Wi-Fi
        • Wi-Fi 802.11 b/g/n
        • Wi-Fi Direct
        • hotspot
        • Wi-Fi 802.11b/g
        GPS
        • Yes
        • with A-GPS
        • Yes
        • with A-GPS
        USB
        • microUSB 2.0
        • Proprietary
        Bluetooth
        • 4.1
        • A2DP
        • LE
        • 2.0
        • A2DP
        Harmful irradiation Unknown
        • SAR - 0.48 W/kg (head) 0.73 W/kg (body) SAR EU - 0.51 W/kg (head)
        Music and Audio
        Music and Audio
        SpecificationJ2i780
        Radio
        • FM radio
        • No
        Other features
        Other features
        SpecificationJ2i780
        Dop
        • Sensors Accelerometer For USA
        • Pocket Office -Voice memo -Callia Player
        • Callia Reader -Photo Slides -SmartConverter -MP3/AAC/AAC+/WMA/OGG/AMR player -WMV/MP4 player - Optical trackpad

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