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  2. BLU R2 Plus vs Celkon A66

BLU R2 Plus vs Celkon A66

Compare recorded specifications, size and practical differences.

BLU R2 Plus

BLU R2 Plus

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    Celkon A66

    Celkon A66

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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.

        • WeightA66: 69 g lighterA66: 98 g · R2 Plus: 167 g
        • WidthA66: 9.8 mm narrowerA66: 67.2 mm · R2 Plus: 77 mm
        • Screen diagonalA66: 1 in smaller diagonalA66: 4.5 in · R2 Plus: 5.5 in
        • DepthR2 Plus: 1.8 mm thinnerR2 Plus: 9.2 mm · A66: 11 mm
        • HeightA66: 19.7 mm shorterA66: 136 mm · R2 Plus: 155.7 mm
        • Release year2017 / 2014R2 Plus: 2017 · A66: 2014

        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
        R2 Plus: 155.7 × 77 mm 1 A66: 136 × 67.2 mm 2
        Side
        R2 Plus: 155.7 × 9.2 mm 1 A66: 136 × 11 mm 2
        1. 1. R2 Plus
          Height
          155.7 mm
          Width
          77 mm
          Depth
          9.2 mm
          Weight
          167 g
        2. 2. A66
          Height
          136 mm
          Width
          67.2 mm
          Depth
          11 mm
          Weight
          98 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
        SpecificationR2 PlusA66
        Dimensions (HxWxD)
        • 155.7 Х 77 Х 9.2 mm
        • 136 Х 67.2 Х 11 mm
        Weight
        • 167 g
        • 98 g
        Technology
        • IPS LCD
        • TFT
        Screen size
        • 5.5" inch
        • 4.5" inch
        Screen resolution
        • 1080 x 1920 px
        • 480 x 854 px
        Internal memoryRecorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
        • 32 GB
        • 3 GB RAM
        • 4 GB
        • 512 MB RAM
        Memory card support
        • microSD
        • up to 64 GB
        • microSD
        • up to 32 GB
        BatteryCapacity is not battery life. No endurance test is implied.
        • 3000 mAh
        • Non-removable Li-Po
        • 2000 mAh
        • Li-Ion
        Operating system OS
        • Android 7.0 (Nougat)
        • Android 4.1.2 (Jelly Bean)
        Chipset
        • Mediatek MT6753 (28 nm)
        		 Unknown
        Headphone jack
        • Yes
        • Yes
        Display
        Display
        SpecificationR2 PlusA66
        Touchscreen
        • capacitive touchscreen
        • capacitive touchscreen
        Display colors
        • 16M
        		 Unknown
        Screen area
        • 83.4 cm2
        • 55.8 cm2
        Screen format
        • 16:9 (height:width)
        • 16:9 (height:width)
        Screen to body ratio
        • 69.6%
        • 61.1%
        PPI /points per inch/
        • 401 PPI
        • 218 PPI
        Camera and Video
        Camera and Video
        SpecificationR2 PlusA66
        Rear camera, main
        • 13 MP
        • Single
        • 3.15 MP
        • Single
        Camera specs
        • 13 MP
        • f/2.0
        • 1/3''
        • 1.12µm
        • PDAF
        • 3.15 MP
        Functions
        • Dual-LED dual-tone flash
        • LED flash
        Video
        • 1080p@30fps
        • Yes
        Front camera, selfie
        • 13 MP
        • Single
        • 0.3 MP
        • Single
        Specifications
        • 13 MP
        • VGA
        Performance
        Performance
        SpecificationR2 PlusA66
        Processor CPU
        • Octa-core 1.3 GHz
        • Dual-core 1.2 GHz
        Graphics processor GPU
        • Mali-T720
        		 Unknown
        Antutu 7 scoreLegacy recorded score. Test conditions are unspecified; no new testing is implied.
        • 38456
        		 Unknown
        GeekBench 4 Single CoreLegacy recorded score. Test conditions are unspecified; no new testing is implied.
        • 606
        		 Unknown
        GeekBench 4 Multi-CoreLegacy recorded score. Test conditions are unspecified; no new testing is implied.
        • 2464
        		 Unknown
        General specs
        General specs
        SpecificationR2 PlusA66
        Release date
        • 2017
        • November
        • 2014
        Colors
        • Black
        • Gold
        • White
        • Black
        Battery life
        • Stand by time- Up to 725 h (2G) / Up to 625 h (3G) Talking time- Up to 26 h (2G) / Up to 16 h (3G)
        • Stand by time- Up to 160 h Talking time- Up to 5 h
        Communication and Connectivity
        Communication and Connectivity
        SpecificationR2 PlusA66
        SIM card
        • Dual SIM (Micro-SIM)
        • Dual SIM
        Network
        • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 -4G - LTE band 1(2100)
        • 2(1900)
        • 3(1800)
        • 4(1700/2100)
        • 7(2600)
        • 12(700)
        • 17(700)
        • 28(700)
        		 Unknown
        Speed
        • HSPA 42.2/11.5 Mbps
        • LTE Cat4 150/50 Mbps
        		 Unknown
        GPRS
        • Yes
        • Yes
        Edge
        • Yes
        • Yes
        Wi-Fi
        • Wi-Fi 802.11 b/g/n
        • hotspot
        • Wi-Fi 802.11 b/g/n
        • hotspot
        GPS
        • Yes
        • with A-GPS
        • Yes
        USB
        • microUSB 2.0
        • microUSB
        Bluetooth
        • 4.0
        • A2DP
        • 2.0
        Harmful irradiation Unknown
        • SAR EU - 0.38 W/kg (head) 0.47 W/kg (body)
        Music and Audio
        Music and Audio
        SpecificationR2 PlusA66
        Radio
        • FM radio
        • FM radio
        Other features
        Other features
        SpecificationR2 PlusA66
        Dop
        • Sensors Fingerprint (rear-mounted)
        • accelerometer
        • proximity
        • compass
        • Sensors Accelerometer
        • proximity

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