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Phone	Samsung SGH-P500	Coolpad Defiant	Huawei W1	Motorola Charm	AT&T Maestro 3
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Not yet released	Released	Released	Released	Released
Display Size	?	5" diag. 16 : 9	4" diag. 5 : 3	2.8" diag. 4 : 3	6.5" diag. 20 : 9
Display Resolution & Type	128 x 160 pixels LCD (TFT/TFD)	480 x 854 pixels (~196 ppi) LCD (TFT/TFD)	480 x 800 pixels (~233 ppi) LCD (TFT/TFD)	320 x 240 pixels (~143 ppi) LCD (TFT/TFD)	720 x 1600 pixels (~270 ppi) LCD (TFT/TFD)
Display Refresh	?	60 Hz	?	60 Hz	60 Hz
Battery	900 mAh	2,450 mAh	1,950 mAh	1,170 mAh	3,900 mAh
Processor	?	1.4 GHz Qualcomm Snapdragon 425 (MSM8917)	1.2 GHz Qualcomm Snapdragon 400 MSM8230	720 MHz TI OMAP3410	2 GHz MediaTek Helio A22 (MT6761)
RAM	?	1 GB	512 MB	?	3 GB
Storage	? raw hardware	8 GB	4 GB	? raw hardware	32 GB
Main Camera	Yes	5 megapixel	5 megapixel	3 megapixel	13 megapixel
Wide Camera	-	-	-	-	5 megapixel
Tele Camera	-	-	-	-	-
Video Capture	?	720p HD	720p HD	?	1080p HD
Front Camera	-	2 megapixel	Yes	-	5 megapixel
Weight	3.28 oz (93g)	6.5 oz (184g)	4.41 oz (125g)	3.88 oz (110g)	6.24 oz (177g)
Dimensions	3.54" x 1.81" x 0.91" (90 x 46 x 23.1 mm)	5.69" x 2.81" x 0.4" (145 x 71 x 10.2 mm)	4.84" x 2.5" x 0.41" (123 x 64 x 10.4 mm)	3.87" x 2.65" x 0.45" (98 x 67 x 11.4 mm)	6.58" x 3.03" x 0.33" (167 x 77 x 8.4 mm)
Form Factor	Clamshell	Slab	Slab	Slab	Slab
Platform / OS	(proprietary)	Android	Windows	Android	Android
Network Bands	GSM: 900, 1800, 1900	4G LTE: 2, 4, 5, 12 WCDMA: 2, 4, 5 GSM: 850, 900, 1800, 1900	WCDMA: 2, 4, 5 GSM: 850, 900, 1800, 1900	WCDMA: 4 GSM: 850, 900, 1800, 1900 *	4G LTE: 2, 4, 5, 12, 14, 30
Data Technology	GPRS	LTE (Cat 4)	HSPA+ 21	HSDPA 3.6	LTE (Cat 4)
Features
Barometer	-	-	-	-	Yes
Fingerprint Reader	-	-	-	-	Yes stand-alone
Flashlight	-	Yes	-	-	Yes
GPS / Location	-	n/a	n/a	n/a	n/a
Accessibility
Adjustable Text Size	-	n/a	n/a	n/a	n/a
Hearing Aid Compatible	-	Yes	Yes	-	Yes
Multiple Languages	Yes	n/a	n/a	n/a	n/a
TTY/TDD (Digital)	-	Yes	-	Yes	-
Alerts
Extra Display	Yes	-	-	-	-
Connectivity
Bluetooth	-	Yes Classic Audio	Yes Classic Audio	Yes Classic Audio	Yes Classic Audio
Infrared (IR)	Yes	-	-	-	-
USB	-	Yes Micro-USB	Yes Micro-USB	Yes Micro-USB	Yes USB Type C
Wi-Fi	-	Yes 4 (802.11 b,g,n)	Yes 4 (802.11 b,g,n)	Yes 4 (802.11 b,g,n)	Yes 5 (802.11 a,ac,b,g,n)
Contacts
Picture ID	-	n/a	n/a	n/a	n/a
Ringer ID	-	n/a	n/a	n/a	n/a
Voice Dialing	-	n/a	n/a	n/a	n/a
Customization
Custom Graphics	Yes	n/a	n/a	n/a	n/a
Custom Ringtones	Yes	n/a	n/a	n/a	n/a
Real-Music Ringers	-	n/a	n/a	n/a	n/a
Data & Network
WAP / Web Browser	Yes	n/a	n/a	n/a	n/a
Input
Predictive Text Entry	Yes	n/a	n/a	n/a	n/a
Side Keys	Yes	Yes	Yes	Yes	Yes
Text Keyboard, Hardware	-	-	-	Yes	-
Touch Screen	-	Yes	Yes	Yes	Yes
Memory
Memory Card Slot	-	Yes	Yes	Yes	Yes
Messaging
Email Client	-	n/a	n/a	n/a	n/a
EMS / Picture Messaging	Yes	n/a	n/a	n/a	n/a
Instant Messaging	-	n/a	n/a	n/a	n/a
MMS	Yes	n/a	n/a	n/a	n/a
Text Messaging Templates	Yes	n/a	n/a	n/a	n/a
Music
Headphone Jack (3.5mm)	-	Yes	Yes	Yes	Yes
Music Player	-	n/a	n/a	n/a	n/a
Productivity
Alarm	Yes	n/a	n/a	n/a	n/a
Calculator	Yes	n/a	n/a	n/a	n/a
Calendar	Yes	n/a	n/a	n/a	n/a
To-Do List	Yes	n/a	n/a	n/a	n/a
Voice Memo	Yes	n/a	n/a	n/a	n/a
Software
Games	Yes	n/a	n/a	n/a	n/a
Java (J2ME)	Yes	n/a	n/a	n/a	n/a
Voice
HD Voice	-	-	-	-	Yes
Speaker Phone	-	Yes	Yes	Yes	Yes
	Samsung SGH-P500	Coolpad Defiant	Huawei W1	Motorola Charm	AT&T Maestro 3
	X >	< X >	< X >	< X >	< X

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


Phone	Samsung SGH-P500	Coolpad Defiant	Huawei W1	Motorola Charm	AT&T Maestro 3