Phone Comparison - Nokia Lumia 620 vs Sony Xperia M vs Karbonn A12+

general General Info

Manufacturer Nokia Sony Karbonn
Announced December 2012 June 2013 October 2013
Status Available - January 2013 Available - August 2013 Available - October 2013
Colors Lime green, orange, magenta, yellow, cyan, white, black Black, White, Purple, Yellow White, Black
Form Factor Candybar Candybar Candybar
Dimension 115.4 x 61.1 x 11 mm
(4.54 x 2.41 x 0.43 in)
124 x 62 x 9.3 mm
(4.88 x 2.44 x 0.37 in)
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Weight 127 g (4.48 oz) 115 g (4.06 oz) -
2G Network GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900 - Both Versions GSM 900 / 1800 - SIM 1 & SIM 2
3G Network HSDPA 850 / 900 / 1900 / 2100 HSDPA 900 / 2100 - C1905
HSDPA 850 / 1700 / 1900 / 2100 - C1904
HSDPA 2100
Messaging SMS, MMS, Push Mail, EMail, IM SMS, MMS, Push Mail, EMail, IM SMS, MMS, EMail, IM

hardware Hardware and OS

OS Microsoft Windows Phone 8 Android OS, v4.1 (Jelly Bean) Android OS, v4.2.2 (Jelly Bean)
Processor Dual-core 1 GHz Krait, Qualcomm Snapdragon S4 Dual-core 1 GHz Krait, Qualcomm MSM8227 Dual-core 1.3 GHz, MTK 6572
GPU Adreno 305 Adreno 305 Mali-400MP
RAM 512 MB 1 GB 512 MB
Internal Memory 8 GB storage 4 GB 4 GB (1.27 GB for apps, 1.24 GB user available)
External Memory microSD, up to 64 GB microSD, up to 32 GB microSD, up to 32 GB

display Display

Type TFT capacitive touchscreen TFT capacitive touchscreen IPS LCD Capacitive Touchscreen, Wide Viewing Angle
Colors 16M colors 16M colors 16M colors
Size 3.8 inches 4.0 inches 4.0 inches
Resolution 480 x 800 pixels (246 ppi) 480 x 854 pixels (245 ppi) 480 x 800 pixels (233 ppi)
Screen-to-Body Ratio 58.06% 57.31% -
Multi-Touch yes yes yes

multimedia Multimedia

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

camera Camera

Rear Camera 5 MP, 2592х1936 pixels 5 MP, 2592х1944 pixels 5 MP, 2592х1944 pixels
Flash LED flash LED flash LED flash
Features Auto focus, Geo-tagging Auto focus, Geo-tagging, Touch Focus, Image Stabilization, HDR, Panorama Auto-focus, Geo-tagging, Face Detection, Panorama
Video Yes, 720p@30fps Yes, 720p@30fps Yes, 720p
Front Camera Yes, VGA [Similar] Yes, VGA [Similar] Yes, 2 MP [Similar]

connectivity Connectivity and Data Rate

GPRS Class B Up to 86 kbps Yes
Edge Class B Up to 237 kbps Yes
3G HSDPA, 21 Mbps; HSUPA, 5.76 Mbps HSDPA, 21 Mbps; HSUPA, 5.76 Mbps HSDPA, 21 Mbps; HSUPA, 5.76 Mbps
Bluetooth Yes, v3.0 with A2DP, EDR Yes, v4.0 with A2DP, ANT+ Yes, v2.0 A2DP, EDR
Wi-Fi Wi-Fi 802.11 a/b/g/n, dual-band Wi-Fi 802.11 a/b/g/n, dual-band, Wi-Fi Direct, DLNA, Wi-Fi hotspot Wi-Fi 802.11 b/g/n, Wi-Fi hotspot
USB Yes, microUSB v2.0 Yes, microUSB v2.0 Yes, microUSB v2.0
GPS Yes, with A-GPS support and GLONASS Yes, with A-GPS support Yes, with A-GPS support
Browser HTML5 HTML5 HTML

memory User Memory

Internal 8 GB storage, 512 MB RAM 4 GB, 1 GB RAM 4 GB (1.27 GB for apps, 1.24 GB user available), 512 MB RAM
Expandable Storage microSD, up to 64 GB microSD, up to 32 GB microSD, up to 32 GB

Apps Sensors

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

battery Battery

Type Standard battery, Li-Ion Li-Ion Battery Li-Ion Battery
Capacity 1300 mAh (BL-4J) 1700 mAh 1400 mAh
Stand by Up to 330 h Up to 498 h (2G)
Up to 454 h (3G)
-
Talk Time Up to 14 h 40 min (2G)
Up to 9 h 50 min (3G)
Up to 10 h 16 min (2G)
Up to 9 h (3G)
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