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Micromax A100

Karbonn A21

Network
Technology	GSM / HSPA	GSM / HSPA
2G bands	GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2	GSM 900 / 1800 / 1900 - SIM 1 & SIM 2
3G Network	HSDPA 900 / 2100	HSDPA 2100
Speed	HSPA	HSPA 7.2/0.384 Mbps

Launch
Announced	2012, August. Released 2012, Q4	2012
Status	Discontinued	Discontinued

Body
Dimensions	142.2 x 72.6 x 11.9 mm (5.60 x 2.86 x 0.47 in)	-
Weight	168 g (5.93 oz)	-
SIM	Dual SIM (Mini-SIM)	Dual SIM (Mini-SIM)

Display
Type	TFT	TFT, 256K colors
Size	5.0 inches, 68.9 cm2 (~66.7% screen-to-body ratio)	4.5 inches, 57.6 cm2
Resolution	480 x 854 pixels, 16:9 ratio (~196 ppi density)	480 x 800 pixels, 5:3 ratio (~207 ppi density)

Platform
OS	Android 4.0.3 (Ice Cream Sandwich)	Android 4.0 (Ice Cream Sandwich)
CPU	1.0 GHz Scorpion	Dual-core 1.2 GHz
GPU	Adreno 200

Memory
Card slot	microSDHC (dedicated slot)	microSDHC (dedicated slot)
Internal	4GB 512MB RAM	4GB 512MB RAM

Main Camera
Modules	5 MP, AF	5 MP, AF
Features	LED flash	LED flash
Video	Yes	Yes

Selfie Camera
Modules	VGA	1.3 MP
Video

Sound
Loudspeaker	Yes	Yes
3.5mm jack	Yes	Yes

Comms
WLAN	Wi-Fi 802.11 b/g/n, hotspot	Wi-Fi 802.11 b/g/n
Bluetooth	3.0, A2DP	2.1, A2DP
Positioning	GPS, A-GPS	GPS
NFC		No
Infrared port	No	No
Radio	FM radio	No
USB	microUSB 2.0	microUSB 2.0

Features
Sensors	Accelerometer, proximity	Accelerometer, proximity
	MP3/AAC/WMA/WAV player MP4/WMV/H.264 player Organizer Document viewer Voice memo/dial Predictive text input

Battery
Type	Removable Li-Ion 2000 mAh battery	Li-Ion 1800 mAh, removable
Stand-by	Up to 180 h	Up to 200 h
Talk time	Up to 5 h	Up to 5 h

Misc
Colors	Black	Pearl White
SAR EU		0.44 W/kg (head)
Price	About 160 EUR	About 130 EUR