Sony Xperia Z vs Karbonn A21

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          General Info

          Manufacturer
          Sony Karbonn
          Announced
          January 2013 2012
          Status
          Released - February 2013 Available
          Colors
          Black, White, Purple Pearl White
          Form Factor
          Candybar Candybar
          Dimension
          139 x 71 x 7.9 mm
          (5.47 x 2.8 x 0.31 in)
          -
          Weight
          146 g (5.15 oz) -
          2G Network
          GSM 850 / 900 / 1800 / 1900 - C6602, C6603 GSM 900 / 1800 / 1900 - SIM 1 & SIM 2
          3G Network
          HSDPA 850 / 900 / 2100 - C6603
          HSDPA 850 / 900 / 1700 / 1900 / 2100 - C6602
          HSDPA 2100
          4G Network
          LTE 800 / 850 / 900 / 1800 / 2100 / 2600 - C6603 -
          Messaging
          SMS, MMS, Push Mail, EMail, IM SMS, MMS, Push Mail, EMail, IM

          Hardware and OS

          OS
          Android OS, v4.1.2 (Jelly Bean), planned upgrade to v4.2.0 Android OS, v4.0 (Ice Cream Sandwich)
          Processor
          Quad-core 1.5 GHz Krait, Qualcomm MDM9215M / APQ8064 [Similar] Dual-core 1.2 GHz [Similar]
          GPU
          Adreno 320 [Similar] -
          RAM
          2 GB [Browse Similar] 512 MB [Browse Similar]
          Internal Memory
          16 GB 4 GB
          External Memory
          microSD, up to 32 GB microSD, up to 32 GB

          Display

          Type
          Capacitive touchscreen TFT capacitive touchscreen
          Colors
          16M colors 256K colors
          Size
          5.0 inches [Similar] 4.5 inches [Similar]
          Resolution
          1080 x 1920 pixels (441 ppi) [Similar] 480 x 800 pixels (207 ppi) [Similar]
          Screen-to-Body Ratio
          69.70% -
          Multi-Touch
          yes multi touch yes multi touch

          Camera

          Rear Camera
          13 MP, 4128x3096 pixels [Similar] 5 MP, 2592х1944 pixels [Similar]
          Flash
          LED flash LED flash
          Features
          Auto focus, Geo-tagging, Touch Focus, Face Detection, Image Stabilization Auto focus, Geo-tagging, Face Detection
          Video
          Yes, 1080p@30fps, continuous autofocus, video light, video stabilizer Yes
          Front Camera
          Yes, 2.2 MP, 1080p@30fps [Similar] Yes, 1.3 MP [Similar]

          Multimedia

          3.5mm Jack
          3.5 mm jack yes 3.5 mm jack yes
          Radio
          Stereo FM radio with RDS No
          Games
          Yes + Downloadable Yes + Downloadable
          Loud Speaker
          loudspeaker yes loudspeaker yes

          Connectivity and Data Rate

          GPRS
          Up to 107 kbps Yes
          Edge
          Up to 296 kbps Yes
          3G
          HSDPA, 42 Mbps; HSUPA, 5.8 Mbps; LTE, Cat3, 50 Mbps UL, 100 Mbps DL HSDPA, 7.2 Mbps
          Bluetooth
          Yes, v4.0 with A2DP Yes, v2.1 with A2DP
          Wi-Fi
          Wi-Fi 802.11 b/g/n, Wi-Fi Direct, DLNA, Wi-Fi hotspot Wi-Fi 802.11 b/g/n
          USB
          Yes, microUSB v2.0 Yes, microUSB v2.0
          GPS
          Yes, with A-GPS support and GLONASS Yes, with A-GPS support
          Browser
          HTML5 HTML

          User Memory

          Internal
          16 GB, 2 GB RAM 4 GB, 512 MB RAM
          Expandable Storage
          microSD, up to 32 GB microSD, up to 32 GB

          Sensors

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

          Battery

          Type
          Non-removable, Li-Ion Battery Li-Ion Battery
          Capacity
          2330 mAh 1800 mAh
          Stand by
          Up to 550 h (2G)
          Up to 530 h (3G)
          Up to 200 h
          Talk Time
          Up to 11 h (2G)
          Up to 14 h (3G)
          Up to 5 h

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