Comparison of Lenovo A706 and Karbonn A27 Retina

Attribute	Lenovo A706 ×	Karbonn A27 Retina ×
General
Brand	Lenovo	Karbonn
Launch
Announced	2013-01-01	2013-03-01
Body
Width (mm)	10.4	9.1
Length (mm)	136	133.6
Height (mm)	69	66
Weight (g)	130	126.5
SIM	Dual SIM (Mini-SIM)	Dual SIM (Mini-SIM)
Network
Technology	GSM HSPA	GSM HSPA
2G bands	GSM 850 / 1800 / 1900 GSM 900 / 1800 / 1900 - SIM 1 & SIM 2	GSM 900 / 1800 / 1900
3G bands	HSDPA 850 / 1900 HSDPA 900 / 2100	HSDPA 2100
Speed	HSPA 7.2/5.76 Mbps	HSPA 7.2/0.384 Mbps
Platform
OS	Android 4.1 (Jelly Bean)	Android 4.1 (Jelly Bean)
Chipset	Qualcomm MSM8225Q Snapdragon S4 Play	-
CPU	Quad-core 1.2 GHz Cortex-A5	Dual-core 1.2 GHz
GPU	Adreno 203	-
Memory
Card slot	microSDHC (dedicated slot)	microSDHC (dedicated slot)
Internal	4GB 1GB RAM	4GB 512MB RAM
Display
Size (in)	4.5	4.3
Resolution (px)	480 x 854	540 x 960
Display Type	IPS LCD	IPS LCD
Battery
Type	Li-Po	Li-Ion
Capcity (mAh)	2000	1800
Main Camera
Main Camera Type	Single	Single
Main Camera Properties	5 MP, AF	8 MP, AF
Main Camera Video	Yes	Yes
Main Camera Features	LED flash	LED flash
Selfie Camera
Selfie Camera Type	Single	Single
Selfie Camera Properties	VGA	2 MP
Comms
WLAN	Wi-Fi 802.11 a/b/g/n, dual band	Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot
Bluetooth	3.0	Yes
GPS	+	+
NFC	-	-
Radio	FM radio	FM radio
USB	microUSB 2.0	Proprietary
Sound
Loudspeaker	+	+
3.5mm jack	+	+
Features
Sensors	Accelerometer proximity	Accelerometer
Misc
Colors	Black White/Grey	Black
SAR EU Head (W/kg)	0.79	1
Stand-by (h)	230	180
Talk time (h)	Up to 16 h (2G) / Up to 14 h (3G)	Up to 4 h