Phone Comparison - Karbonn A21 vs Sony Xperia M

Karbonn A21
karbonn a21
Sony Xperia M
sony xperia m
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general General Info

Manufacturer Karbonn Sony
Announced 2012 June 2013
Status Available Available - August 2013
Colors Pearl White Black, White, Purple, Yellow
Form Factor Candybar Candybar
Dimension - 124 x 62 x 9.3 mm
(4.88 x 2.44 x 0.37 in)
Weight - 115 g (4.06 oz)
2G Network GSM 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900 - Both Versions
3G Network HSDPA 2100 HSDPA 900 / 2100 - C1905
HSDPA 850 / 1700 / 1900 / 2100 - C1904
Messaging SMS, MMS, Push Mail, EMail, IM SMS, MMS, Push Mail, EMail, IM

hardware Hardware and OS

OS Android OS, v4.0 (Ice Cream Sandwich) Android OS, v4.1 (Jelly Bean)
Processor Dual-core 1.2 GHz [Similar] Dual-core 1 GHz Krait, Qualcomm MSM8227 [Similar]
GPU - Adreno 305 [Similar]
RAM 512 MB [Browse Similar] 1 GB [Browse Similar]
Internal Memory 4 GB 4 GB
External Memory microSD, up to 32 GB microSD, up to 32 GB

display Display

Type TFT capacitive touchscreen TFT capacitive touchscreen
Colors 256K colors 16M colors
Size 4.5 inches [Similar] 4.0 inches [Similar]
Resolution 480 x 800 pixels (207 ppi) [Similar] 480 x 854 pixels (245 ppi) [Similar]
Screen-to-Body Ratio - 57.31%
Multi-Touch yes yes

multimedia Multimedia

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

camera Camera

Rear Camera 5 MP, 2592х1944 pixels [Similar] 5 MP, 2592х1944 pixels [Similar]
Flash LED flash LED flash
Features Auto focus, Geo-tagging, Face Detection Auto focus, Geo-tagging, Touch Focus, Image Stabilization, HDR, Panorama
Video Yes Yes, 720p@30fps
Front Camera Yes, 1.3 MP [Similar] Yes, VGA [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Up to 86 kbps
Edge Yes Up to 237 kbps
3G HSDPA, 7.2 Mbps HSDPA, 21 Mbps; HSUPA, 5.76 Mbps
Bluetooth Yes, v2.1 with A2DP Yes, v4.0 with A2DP, ANT+
Wi-Fi Wi-Fi 802.11 b/g/n Wi-Fi 802.11 a/b/g/n, dual-band, Wi-Fi Direct, DLNA, Wi-Fi hotspot
USB Yes, microUSB v2.0 Yes, microUSB v2.0
GPS Yes, with A-GPS support Yes, with A-GPS support
Browser HTML HTML5

memory User Memory

Internal 4 GB, 512 MB RAM 4 GB, 1 GB RAM
Expandable Storage microSD, up to 32 GB microSD, up to 32 GB

Apps 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 not supported NFC supported

battery Battery

Type Li-Ion Battery Li-Ion Battery
Capacity 1800 mAh 1700 mAh
Stand by Up to 200 h Up to 498 h (2G)
Up to 454 h (3G)
Talk Time Up to 5 h Up to 10 h 16 min (2G)
Up to 9 h (3G)