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Micromax Ninja A54

Micromax A57 Ninja 3.0

Network
Technology	GSM / HSPA	GSM / HSPA
2G bands	GSM 900 / 1800 - SIM 1 & SIM 2	GSM 900 / 1800 - SIM 1 & SIM 2
3G Network	HSDPA 2100	HSDPA 2100 - SIM 1 only
Speed	HSPA	HSPA 7.2/5.76 Mbps

Launch
Announced	2013, January. Released 2013, January	2012, September. Released 2012, September
Status	Discontinued	Discontinued

Body
Dimensions	116 x 62 x 12 mm (4.57 x 2.44 x 0.47 in)	116 x 62 x 11.5 mm (4.57 x 2.44 x 0.45 in)
Weight	109 g (3.84 oz)	93.8 g (3.28 oz)
SIM	Dual SIM	Dual SIM (Mini-SIM, dual stand-by)

Display
Type	TFT	TFT, 256K colors
Size	3.5 inches, 36.5 cm2 (~50.7% screen-to-body ratio)	3.5 inches, 36.5 cm2 (~50.7% screen-to-body ratio)
Resolution	320 x 480 pixels, 3:2 ratio (~165 ppi density)	320 x 480 pixels, 3:2 ratio (~165 ppi density)

Platform
OS	Android 2.3 (Gingerbread)	Android 2.3.5 (Gingerbread)
CPU	Dual-core 1.0 GHz	1.0 GHz
GPU		Adreno 200

Memory
Card slot	microSDHC (dedicated slot)	microSDHC (dedicated slot)
Internal	130MB	512MB RAM, 256MB

Main Camera
Modules	3.15 MP	3.15 MP
Video	Yes	Yes

Selfie Camera
Modules	No	No

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, hotspot
Bluetooth	2.1	2.0
Positioning	GPS	GPS
NFC	No	No
Infrared port	No	No
Radio	FM radio	FM radio
USB	Proprietary	microUSB 2.0

Features
Sensors	Accelerometer, proximity	Accelerometer
		MP3/AAC/WMA/WAV player MP4/WMV/H.264 player Document viewer Photo viewer/editor

Battery
Type	Li-Ion, removable	Li-Ion 1400 mAh, removable
Stand-by	Up to 170 h	Up to 145 h
Talk time	Up to 4 h	Up to 4 h

Misc
Colors	Gray	Black
SAR		0.86 W/kg (head)     0.60 W/kg (body)
Price	About 70 EUR	About 70 EUR