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Phone	Coolpad Quattro 4G	Nokia Lumia 521 / 520	Motorola i1
Current U.S. Carriers	(none)	(none)	(none)
Global Availability	Released	Released	Released
Display Size	4" diag. 5 : 3	4" diag. 5 : 3	3.1" diag. 5 : 3
Display Resolution & Type	480 x 800 pixels (~233 ppi) LCD (TFT/TFD)	480 x 800 pixels (~233 ppi) LCD (TFT/TFD)	320 x 480 pixels (~186 ppi) LCD (TFT/TFD)
Display Refresh	60 Hz	?	60 Hz
Battery	1,600 mAh	1,430 mAh	1,400 mAh
Processor	?	1 GHz Qualcomm Snapdragon S4 MSM8270	504 MHz Freescale Zeus 2.0 ARM1136
RAM	?	512 MB	?
Storage	512 MB	8 GB	? raw hardware
Main Camera	3 megapixel	5 megapixel	5 megapixel
Wide Camera	-	-	-
Tele Camera	-	-	-
Video Capture	VGA (640 x 480)	720p HD	CIF (352 x 288)
Front Camera	Yes	-	-
Weight	3.31 oz (94g)	4.39 oz (124g)	4.63 oz (131g)
Dimensions	4.96" x 2.6" x 0.51" (126 x 66 x 13 mm)	4.72" x 2.52" x 0.39" (120 x 64 x 9.9 mm)	4.65" x 2.28" x 0.5" (118 x 58 x 12.8 mm)
Platform / OS	Android	Windows	Android
Network Bands	4G LTE: 2, 4 CDMA: 850, 1700, 1900	WCDMA: 2, 4, 5 GSM: 850, 900, 1800, 1900 *	iDEN: 800
Data Technology	LTE (Cat 3)	HSPA+ 21	-
Features
Ruggedized	-	-	Yes
Accessibility
Hearing Aid Compatible	Yes	Yes	Yes
TTY/TDD (Digital)	Yes	Yes	-
Connectivity
Bluetooth	Yes Classic Audio	Yes	Yes Classic Audio
USB	Yes	Yes	Yes
Wi-Fi	Yes	Yes	Yes
Input
Side Keys	Yes	Yes	Yes
Touch Screen	Yes	Yes	Yes
Memory
Memory Card Slot	Yes	Yes	Yes
Music
Headphone Jack (3.5mm)	Yes	Yes	-
Voice
Push-To-Talk	-	-	Yes
Speaker Phone	Yes	Yes	Yes
	Coolpad Quattro 4G	Nokia Lumia 521 / 520	Motorola i1
	X >	< X >	< X

NOTE: Differences are highlighted with bold / black text for visual clarity only.


Phone	Coolpad Quattro 4G	Nokia Lumia 521 / 520	Motorola i1