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  2. BLU J4 vs Samsung Focus

BLU J4 vs Samsung Focus

Compare recorded specifications, size and practical differences.

BLU J4

BLU J4

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    Samsung Focus

    Samsung Focus

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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.

        • Display technologyOLED versus LCDJ4: LCD · Focus: OLED
        • WeightFocus: 38.6 g lighterFocus: 119.4 g · J4: 158 g
        • WidthFocus: 8 mm narrowerFocus: 64.3 mm · J4: 72.3 mm
        • Screen diagonalFocus: 1.5 in smaller diagonalFocus: 4 in · J4: 5.5 in
        • HeightFocus: 26.3 mm shorterFocus: 124.7 mm · J4: 151 mm
        • Release year2019 / 2010J4: 2019 · Focus: 2010

        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 Focus: 124.7 × 64.3 mm 2
        Side
        J4: 151 × 10 mm 1 Focus: 124.7 × 9.9 mm 2
        1. 1. J4
          Height
          151 mm
          Width
          72.3 mm
          Depth
          10 mm
          Weight
          158 g
        2. 2. Focus
          Height
          124.7 mm
          Width
          64.3 mm
          Depth
          9.9 mm
          Weight
          119.4 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
        SpecificationJ4Focus
        Dimensions (HxWxD)
        • 151 Х 72.3 Х 10 mm
        • 124.7 Х 64.3 Х 9.9 mm
        Weight
        • 158 g
        • 119.4 g
        Technology
        • IPS LCD
        • Super AMOLED
        Screen size
        • 5.5" inch
        • 4" inch
        Screen resolution
        • 720 x 1440 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
        • 8 GB
        • 512 MB RAM
        • 512 MB ROM
        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)
        • Microsoft Windows Phone 7
        Chipset Unknown
        • Qualcomm QSD8250 Snapdragon S1
        Headphone jack
        • Yes
        • Yes
        Display
        Display
        SpecificationJ4Focus
        Touchscreen
        • capacitive touchscreen
        • capacitive touchscreen
        Display colors
        • 16M
        • 16M
        Screen area
        • 78.1 cm2
        • 45.5 cm2
        Screen format
        • 18:9 (height:width)
        • 5:3 (height:width)
        Screen to body ratio
        • 71.5%
        • 56.8%
        PPI /points per inch/
        • 293 PPI
        • 233 PPI
        Camera and Video
        Camera and Video
        SpecificationJ4Focus
        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@25fps
        Front camera, selfie
        • 8 MP
        • Single
        • 0 MP,
        Specifications
        • 8 MP
        		 Unknown
        Performance
        Performance
        SpecificationJ4Focus
        Processor CPU
        • Quad-core 1.3 GHz Cortex-A7
        • 1.0 GHz Scorpion
        Graphics processor GPU
        • Mali-400
        • Adreno 200
        General specs
        General specs
        SpecificationJ4Focus
        Release date
        • 2019
        • October
        • 2010
        • October
        Colors
        • Blue
        • Black
        • Brown
        • Black
        Historical recorded priceLegacy catalogue value; date unknown. Not a current offer.
        • 70 EUR
        • 90 EUR
        Battery life Unknown
        • Stand by time- Up to 300 h Talking time- Up to 6 h 30 min
        Communication and Connectivity
        Communication and Connectivity
        SpecificationJ4Focus
        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 7.2/5.76 Mbps
        GPRS
        • Yes
        • Class 10
        Edge
        • Yes
        • Class 10
        Wi-Fi
        • Wi-Fi 802.11 b/g/n
        • Wi-Fi Direct
        • hotspot
        • Wi-Fi 802.11 b/g/n
        GPS
        • Yes
        • with A-GPS
        • Yes
        • with A-GPS
        USB
        • microUSB 2.0
        • microUSB 2.0
        Bluetooth
        • 4.1
        • A2DP
        • LE
        • 2.1
        • A2DP
        Harmful irradiation Unknown
        • SAR - 0.55 W/kg (head) 0.75 W/kg (body) SAR EU - 0.50 W/kg (head)
        Music and Audio
        Music and Audio
        SpecificationJ4Focus
        Radio
        • FM radio
        • Stereo FM radio
        • RDS
        Other features
        Other features
        SpecificationJ4Focus
        Dop
        • Sensors Accelerometer For USA
        • Sensors Accelerometer
        • proximity
        • compass - AT&T U-verse Mobile
        • NavigatorSM
        • FamilyMap
        • Radio
        • myWireless -Document viewer/editor -MP4/H.264/WMV player -MP3/WAV/WMA/eAAC+ player -Organizer -Voice memo -Predictive text input - For AT&T Previously rumored as Samsung i917 Cetus