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  2. BLU J2 vs Oppo R7

BLU J2 vs Oppo R7

Compare recorded specifications, size and practical differences.

BLU J2

BLU J2

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    Oppo R7

    Oppo R7

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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 LCDJ2: LCD · R7: OLED
        • WidthR7: 2.1 mm narrowerR7: 71 mm · J2: 73.1 mm
        • DepthR7: 4 mm thinnerR7: 6.3 mm · J2: 10.3 mm
        • Release year2019 / 2015J2: 2019 · R7: 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 R7: 143 × 71 mm 2
        Side
        J2: 144 × 10.3 mm 1 R7: 143 × 6.3 mm 2
        1. 1. J2
          Height
          144 mm
          Width
          73.1 mm
          Depth
          10.3 mm
          Weight
          146 g
        2. 2. R7
          Height
          143 mm
          Width
          71 mm
          Depth
          6.3 mm
          Weight
          147 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
        SpecificationJ2R7
        Dimensions (HxWxD)
        • 144 Х 73.1 Х 10.3 mm
        • 143 Х 71 Х 6.3 mm
        Weight
        • 146 g
        • 147 g
        Technology
        • IPS LCD
        • AMOLED
        Screen size
        • 5" inch
        • 5" inch
        Screen resolution
        • 480 x 854 px
        • 1080 x 1920 px
        Internal memoryRecorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
        • 32GB 1GB RAM
        • 16 GB
        • 3 GB RAM
        Memory card support
        • microSDXC
        • microSD
        • up to 256 GB (uses SIM 2 slot)
        BatteryCapacity is not battery life. No endurance test is implied.
        • 2000 mAh
        • Li-Po
        • 2320 mAh
        • Non-removable Li-Po
        Operating system OS
        • Android 8.1 Oreo (Go edition)
        • Android 4.4.2 (KitKat); ColorOS 2.1
        Chipset Unknown
        • Qualcomm MSM8939 Snapdragon 615 (28 nm)
        Headphone jack
        • Yes
        • Yes
        Display
        Display
        SpecificationJ2R7
        Touchscreen
        • capacitive touchscreen
        • capacitive touchscreen
        Display colors
        • 16M
        • 16M
        Screen area
        • 68.9 cm2
        • 67.7 cm2
        Screen format
        • 16:9 (height:width)
        • 16:9 (height:width)
        Screen to body ratio
        • 65.4%
        • 66.7%
        PPI /points per inch/
        • 196 PPI
        • 445 PPI
        Screen protection Unknown
        • Corning Gorilla Glass 3
        Camera and Video
        Camera and Video
        SpecificationJ2R7
        Rear camera, main
        • 5 MP
        • Single
        • 13 MP
        • Single
        Camera specs
        • 5 MP
        • 13 MP
        • Schneider-Kreuznach optics PDAF
        • f/2.2
        Functions
        • LED flash
        • LED flash
        • panorama
        • HDR
        Video
        • 720p@30fps
        • 1080p@30fps
        Front camera, selfie
        • 5 MP
        • Single
        • 8 MP
        • Single
        Specifications
        • 5 MP
        • 8 MP
        • f/2.4
        Performance
        Performance
        SpecificationJ2R7
        Processor CPU
        • Quad-core 1.3 GHz Cortex-A7
        • Octa-core (4x1.5 GHz Cortex-A53 & 4x1.0 GHz Cortex-A53)
        Graphics processor GPU
        • Mali-400
        • Adreno 405
        Antutu 7 scoreLegacy recorded score. Test conditions are unspecified; no new testing is implied. Unknown
        • 28195
        GeekBench 4 Single CoreLegacy recorded score. Test conditions are unspecified; no new testing is implied. Unknown
        • 683
        GeekBench 4 Multi-CoreLegacy recorded score. Test conditions are unspecified; no new testing is implied. Unknown
        • 3530
        General specs
        General specs
        SpecificationJ2R7
        Release date
        • 2019
        • December
        • 2015
        • May
        Colors
        • Blue
        • Black
        • Brown
        • Golden
        • Silver
        Historical recorded priceLegacy catalogue value; date unknown. Not a current offer.
        • 50 EUR
        • 360 EUR
        Communication and Connectivity
        Communication and Connectivity
        SpecificationJ2R7
        SIM card
        • Dual SIM (Nano-SIM
        • dual stand-by)
        • Hybrid Dual SIM (Nano-SIM/ Micro-SIM
        • dual stand-by)
        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 -3G - HSDPA 850 / 900 / 1900 / 2100 - Global
        • Taiwan HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 - USA -4G - LTE band 1(2100)
        • 3(1800)
        • 7(2600)
        • 8(900)
        • 40(2300) - Global LTE band 1(2100)
        • 5(850)
        • 28(700)
        • 40(2300) - Taiwan LTE band 1(2100)
        • 4(1700/2100)
        • 17(700)
        • 20(800) - USA
        Speed
        • HSPA 21.1/5.76 Mbps
        • HSPA
        • LTE Cat4 150/50 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
        • Wi-Fi Direct
        • hotspot
        GPS
        • Yes
        • with A-GPS
        • Yes
        • with A-GPS
        • GLONASS
        USB
        • microUSB 2.0
        • microUSB 2.0
        • USB Host
        Bluetooth
        • 4.1
        • A2DP
        • LE
        • 4.0
        • A2DP
        Music and Audio
        Music and Audio
        SpecificationJ2R7
        Radio
        • FM radio
        • No
        Others Unknown
        • Active noise cancellation with dedicated mic
        Other features
        Other features
        SpecificationJ2R7
        Dop
        • Sensors Accelerometer For USA
        • Sensors Accelerometer
        • proximity
        • compass - Fast battery charging: 75% in 30 min (VOOC Flash Charge)

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