Comparison of Lenovo IdeaPad K1 and Acer Iconia Tab A511

Attribute	Lenovo IdeaPad K1 ×	Acer Iconia Tab A511 ×
General
Brand	Lenovo	Acer
Launch
Announced	2011-06-01	2012-02-01
Body
Width (mm)	13.3	11
Length (mm)	264	260
Height (mm)	189	175
Weight (g)	750	777
SIM	No	Mini-SIM
Network
Technology	EVDO HSPA	GSM HSPA
2G bands	-	GSM 850 / 900 / 1800 / 1900
3G bands	CDMA2000 1xEV HSDPA 2100 - region dependent	HSDPA 850 / 900 / 1900 / 2100
Speed	EV-DO Rev.A 3.1 Mbps HSPA (region dependent)	HSPA 7.2/5.76 Mbps
Platform
OS	Android 3.1 (Honeycomb)	Android 4.0 (Ice Cream Sandwich)
Chipset	Nvidia Tegra 2 T20	Nvidia Tegra 3
CPU	Dual-core 1.0 GHz Cortex-A9	Quad-core 1.3 GHz Cortex-A9
GPU	ULP GeForce	ULP GeForce
Memory
Card slot	microSDHC (dedicated slot)	microSDHC (dedicated slot)
Internal	16GB 1GB RAM 32GB 1GB RAM	16GB 1GB RAM 32GB 1GB RAM
Display
Size (in)	10.1	10.1
Resolution (px)	800 x 1280	1280 x 800
Display Type	TFT	TFT
Battery
Type	Non-removable	Non-removable
Capcity (mAh)	Li-Ion	Li-Po
Main Camera
Main Camera Type	Single	Single
Main Camera Properties	5 MP, AF	5 MP, AF
Main Camera Video	720p	720p
Main Camera Features	LED flash	-
Selfie Camera
Selfie Camera Type	Single	Single
Selfie Camera Properties	2 MP	1 MP
Comms
WLAN	Wi-Fi 802.11 b/g/n, hotspot	Wi-Fi 802.11 b/g/n, hotspot
Bluetooth	2.1, A2DP, EDR	2.1, A2DP, EDR
GPS	+	+
Radio	No	No
USB	miniUSB 2.0	microUSB 2.0
Sound
Loudspeaker	+	+
3.5mm jack	+	+
Features
Sensors	Accelerometer compass	Accelerometer compass gyro proximity
Misc
Colors	Black Brown Red White	Black Silver
Talk time (h)	Up to 10 h (multimedia)	Up to 15 h (multimedia)