Karbonn K309 Boombastic vs Redmi K20 Pro Premium Edition

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          General Info

          Manufacturer
          Karbonn Xiaomi
          Announced
          2012 2019, May
          Status
          Available Coming soon. Exp. release 2019, September
          Colors
          Black/Red Carbon black, Flame red, Glacier blue
          Form Factor
          Candybar Candybar
          Dimension
          113 x 49 x 15.2 mm
          (4.45 x 1.93 x 0.6 in)
          156.7 x 74.3 x 8.8 mm
          (6.17 x 2.93 x 0.35 in)
          Weight
          85 g (3 oz) 191 g (6.74 oz)
          SIM Type
          - Dual SIM (Nano-SIM, dual stand-by)
          2G Network
          GSM 900 / 1800 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
          3G Network
          N/A HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
          4G Network
          - LTE (unspecified)
          Messaging
          SMS
          Build Features
          - - Fingerprint Sensor(In-display)

          Hardware and OS

          OS
          - Android 9.0 (Pie)
          User Interface
          - MIUI 10
          Processor
          - Octa-core (1x2.96 GHz Kryo 485 & 3x2.42 GHz Kryo 485 & 4x1.8 GHz Kryo 485), Qualcomm SDM855+ Snapdragon 855+ (7 nm) [Similar]
          GPU
          - Adreno 640 (700 MHz) [Similar]
          RAM
          N/A 12 GB [Browse Similar]
          Internal Memory
          - 512 GB
          External Memory
          microSD, up to 8 GB No

          Display

          Type
          TFT Super AMOLED Capacitive Touchscreen, Corning Gorilla Glass 5
          Colors
          65K colors 16M colors
          Size
          2.0 inches [Similar] 6.39 inches [Similar]
          Resolution
          176 x 220 pixels (141 ppi) 1080 x 2340 pixels (403 ppi)
          Screen-to-Body Ratio
          22.69% 86.23%
          Multi-Touch
          no multi touch yes multi touch

          Camera

          Rear Camera
          VGA, 640x480 pixels [Similar] 48 MP + 13 MP + 8 MP [Similar]
          Flash
          No Dual-LED Flash
          Features
          - 48 MP, f/1.8, 26mm (wide), 1/2", 0.8µm, Laser/PDAF
          13 MP, f/2.4, 12mm (ultrawide), 1/3", 1.12µm)
          8 MP, f/2.4, 53mm (telephoto), 1/4", 1.12µm, Laser/PDAF, 2x optical zoom
          HDR, Panorama
          Video
           - 2160p@30/60fps, 1080p@30/120/240fps, 1080p@960fps
          Front Camera
          No [Similar] Motorized pop-up 20 MP, f/2.0, 0.9µm, HDR, 1080p@30fps [Similar]

          Multimedia

          3.5mm Jack
          3.5 mm jack no 3.5 mm jack yes
          Radio
          FM radio Yes
          Games
          Yes + Downloadable Yes + Downloadable
          Loud Speaker
          loudspeaker yes loudspeaker yes

          Connectivity and Data Rate

          GPRS
          Yes Yes
          Edge
          No Yes
          3G
          N/A HSPA, LTE-A
          Bluetooth
          Yes 5.0, A2DP, LE, aptX HD
          Wi-Fi
          No Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, DLNA, hotspot
          USB
          Yes 2.0, Type-C 1.0 reversible connector, USB On-The-Go
          GPS
          No Yes, with dual-band A-GPS, GLONASS, BDS, GALILEO, QZSS
          Browser
          Yes Yes

          User Memory

          Phonebook
          200 entries Practically unlimited entries and fields, Photocall
          Call Records
          Yes Practically unlimited
          Internal
          - 512 GB, 12 GB RAM or 128 GB, 12 GB RAM or 512 GB, 8 GB RAM or 128 GB, 8 GB RAM
          Expandable Storage
          microSD, up to 8 GB No
          USB OTG
          - Supported

          Sensors

          Fingerprint
          fingerprint not supported fingerprint supported
          Proximity Sensor
          proximity sensor not present proximity sensor present
          Accelerometer Sensor
          accelerometer sensor not present accelerometer sensor present
          NFC
          NFC not supported NFC not supported

          Battery

          Type
          Li-Ion Battery Non-removable Li-Po Battery
          Fast battery charging 27W
          Capacity
          1500 mAh 4000 mAh
          Stand by
          Up to 400 h -
          Talk Time
          Up to 5 h -

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