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  2. BLU J2 vs Oppo R15

BLU J2 vs Oppo R15

Compare recorded specifications, size and practical differences.

BLU J2

BLU J2

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    Oppo R15

    Oppo R15

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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 · R15: OLED
        • WeightJ2: 29 g lighterJ2: 146 g · R15: 175 g
        • WidthJ2: 2.1 mm narrowerJ2: 73.1 mm · R15: 75.2 mm
        • Screen diagonalJ2: 1.28 in smaller diagonalJ2: 5 in · R15: 6.28 in
        • Rear camera layoutSingle / DualJ2: Single · R15: Dual
        • DepthR15: 2.9 mm thinnerR15: 7.4 mm · J2: 10.3 mm

        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 R15: 155.1 × 75.2 mm 2
        Side
        J2: 144 × 10.3 mm 1 R15: 155.1 × 7.4 mm 2
        1. 1. J2
          Height
          144 mm
          Width
          73.1 mm
          Depth
          10.3 mm+2.9 mm versus R15
          Weight
          146 g
        2. 2. R15
          Height
          155.1 mm+11.1 mm versus J2
          Width
          75.2 mm+2.1 mm versus J2
          Depth
          7.4 mm
          Weight
          175 g
        Weight

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

        1. 1. J2146 g
        2. 2. R15175 g

          +29 g versus J2

        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 R15: 6.28 in, 19:9, About 98.4 cm² rectangular area 2
        1. 1. J2 5 in · 16:9 About 68.9 cm² rectangular area
        2. 2. R15 6.28 in · 19:9 About 98.4 cm² rectangular area

        R15 has approximately 42.8% more rectangular screen area than J2.

        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
        StorageJ2R15
        32 GB 1 GB RAM Unknown
        R15: Original memory entry

        128 GB · 4/6 GB RAM

        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. R15

        NFC
        Unknown
        Headphone jack
        Yes
        Memory card support
        See details microSD · up to 256 GB (uses SIM 2 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
        2. 2. R153450 mAh

          +1450 mAh versus J2

        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. R15

        Everyday essentials
        Everyday essentials
        SpecificationJ2R15
        Dimensions (HxWxD)
        • 144 Х 73.1 Х 10.3 mm
        • 155.1 Х 75.2 Х 7.4 mm
        Weight
        • 146 g
        • 175 g
        Technology
        • IPS LCD
        • AMOLED
        Screen size
        • 5" inch
        • 6.28" inch
        Screen resolution
        • 480 x 854 px
        • 1080 x 2280 px
        Internal memoryRecorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
        • 32GB 1GB RAM
        • 128 GB
        • 4/6 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
        • 3450 mAh
        • Non-removable Li-Po
        Operating system OS
        • Android 8.1 Oreo (Go edition)
        • Android 8.1 (Oreo); ColorOS 5
        Chipset Unknown
        • Mediatek MT6771 Helio P60 (12 nm)
        Headphone jack
        • Yes
        • Yes
        Display
        Display
        SpecificationJ2R15
        Touchscreen
        • capacitive touchscreen
        • capacitive touchscreen
        Display colors
        • 16M
        • 16M
        Screen area
        • 68.9 cm2
        • 98.9 cm2
        Screen format
        • 16:9 (height:width)
        • 19:9 (height:width)
        Screen to body ratio
        • 65.4%
        • 84.8%
        PPI /points per inch/
        • 196 PPI
        • 401 PPI
        Screen protection Unknown
        • Corning Gorilla Glass 5
        Camera and Video
        Camera and Video
        SpecificationJ2R15
        Rear camera, main
        • 5 MP
        • Single
        • 16 MP
        • Dual
        Camera specs
        • 5 MP
        • 16 MP
        • f/1.7
        • 1/2.6''
        • 1.22µm
        • PDAF -5 MP
        • f/2.2
        • depth sensor
        Functions
        • LED flash
        • LED flash
        • HDR
        • panorama
        Video
        • 720p@30fps
        • 1080p@30fps
        Front camera, selfie
        • 5 MP
        • Single
        • 20 MP
        • Single
        Specifications
        • 5 MP
        • 20 MP
        • f/2.0
        Performance
        Performance
        SpecificationJ2R15
        Processor CPU
        • Quad-core 1.3 GHz Cortex-A7
        • Octa-core (4x2.0 GHz Cortex-A73 & 4x2.0 GHz Cortex-A53)
        Graphics processor GPU
        • Mali-400
        • Mali-G72 MP3
        Antutu 7 scoreLegacy recorded score. Test conditions are unspecified; no new testing is implied. Unknown
        • 140520
        GeekBench 4 Single CoreLegacy recorded score. Test conditions are unspecified; no new testing is implied. Unknown
        • 1928
        GeekBench 4 Multi-CoreLegacy recorded score. Test conditions are unspecified; no new testing is implied. Unknown
        • 4904
        General specs
        General specs
        SpecificationJ2R15
        Release date
        • 2019
        • December
        • 2018
        • March
        Colors
        • Blue
        • Black
        • Brown
        • Hot Red
        • Snow White
        • Star Purple
        • Fantasy Pink
        Historical recorded priceLegacy catalogue value; date unknown. Not a current offer.
        • 50 EUR
        • 460 EUR
        Body build Unknown
        • Front glass
        • aluminum body
        Communication and Connectivity
        Communication and Connectivity
        SpecificationJ2R15
        SIM card
        • Dual SIM (Nano-SIM
        • dual stand-by)
        • Hybrid Dual SIM (Nano-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 CDMA 800 & TD-SCDMA -3G - HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 -4G - LTE band 1(2100)
        • 2(1900)
        • 3(1800)
        • 4(1700/2100)
        • 5(850)
        • 7(2600)
        • 8(900)
        • 34(2000)
        • 38(2600)
        • 39(1900)
        • 40(2300)
        • 41(2500)
        Speed
        • HSPA 21.1/5.76 Mbps
        • HSPA 42.2/5.76 Mbps
        • LTE-A (2CA) Cat13 600/100 Mbps
        GPRS
        • Yes
        • Yes
        Edge
        • Yes
        • Yes
        Wi-Fi
        • Wi-Fi 802.11 b/g/n
        • Wi-Fi Direct
        • hotspot
        • Wi-Fi 802.11 a/b/g/n/ac
        • dual-band
        • WiFi Direct
        • hotspot
        GPS
        • Yes
        • with A-GPS
        • Yes
        • with A-GPS
        • GLONASS
        USB
        • microUSB 2.0
        • microUSB 2.0
        • USB On-The-Go
        Bluetooth
        • 4.1
        • A2DP
        • LE
        • 4.2
        • A2DP
        • LE
        • EDR
        Music and Audio
        Music and Audio
        SpecificationJ2R15
        Radio
        • FM radio
        • No
        Others Unknown
        • Active noise cancellation with dedicated mic
        Other features
        Other features
        SpecificationJ2R15
        Dop
        • Sensors Accelerometer For USA
        • Sensors Fingerprint (rear-mounted)
        • accelerometer
        • gyro
        • proximity
        • compass - Fast battery charging: VOOC Flash Charge 5V/4A

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