Micromax X457 vs. Micromax Bolt A28

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Micromax X457

Micromax Bolt A28

Price
Rs. 2,079.00	Rs. 3,099.00
Capacity
1100 mAH, Li-ion	1500 mAH, Li-ion 36.4% more mAH battery than Micromax Bolt A28. More battery capacity reduces the need to charge your battery again. (1500 mAH, Li-ion vs. 1100 mAH, Li-ion)
TalkTime
	Up to 4 Hours(2G)
Stand By Time
	Up to 260 Hours(2G)
Main Camera
0.3 MP	0.3 MP
Zoom
Digital Zoom	Digital Zoom
Front Camera
	0.3 MP
EDGE
	Yes
Wi-Fi
	Wi-Fi 802.11
Operating Frequency
GSM 1800 / 900 MHz \| GSM 1800 / 900 MHz	GSM 1800 / 900 MHz \| GSM 1800 / 900 MHz
GPRS
Yes	Yes
Bluetooth
v2.1, EDR	Yes
USB Connectivity
USB Port	USB Port
Touch Screen
Capacitive Touchscreen	Capacitive Touchscreen
Weight
98.89 grams	89 grams 9.9 grams Lighter than Micromax Bolt A28. light weight phone is easy to hold and can kept in your pocket for long time. (89 grams vs. 98.89 grams)
Dimensions
116.5 x 61.5 x 10.85 mm 1.7 mm Thinner than Micromax Bolt A28. Slim mobile phone is easy to handle and looks gorgeous in hand. (116.5 x 61.5 x 10.85 mm vs. 116.9 x 62.5 x 12.5 mm)	116.9 x 62.5 x 12.5 mm
Screen Size
3.5 Inch	3.5 Inch
Colours
Black	Black
Screen Resolution
320 x 480 pixels	320 x 480 pixels
Pixel Density (sharpness)
165 ppi	165 ppi
Display Type
TFT	TFT
Box Contents
Handset, Battery, Charger, Earphone, USB Cable, User Manual, Warranty Card	Handset, Battery, Charger, Earphone, USB Cable, User Manual, Warranty Card
GPS
	with A-GPS
Operating System
	Android v2.3 (Gingerbread)
OS Type
	Android
Brand
Micromax	Micromax
Model
X457	Bolt A28
SIM Slot(s)
Dual SIM, GSM+GSM	Dual SIM, GSM+GSM
FM Radio
Yes	Recording option
Loudspeaker
Yes	Yes
Audio Jack
	3.5 mm
Processor
	1 GHz, Cortex A5
RAM
	256 MB
Internal Memory
85.5 KB	512 MB
Expandable Memory
Up to 8 GB	Up to 32 GB