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Phone	BlackBerry Pearl 3G 9100 / 9105	Samsung Wafer R510	Kyocera 3225	ZTE Agent	Coolpad Quattro 4G
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	2.3" diag. 1 : 1	1.9" diag. 4 : 3	?	2.4" diag. 4 : 3	4" diag. 5 : 3
Display Resolution & Type	360 x 400 pixels (~238 ppi) LCD (TFT/TFD)	220 x 176 pixels (~148 ppi) LCD (TFT/TFD)	? LCD (Grayscale)	240 x 320 pixels (~167 ppi) LCD (TFT/TFD)	480 x 800 pixels (~233 ppi) LCD (TFT/TFD)
Display Refresh	?	?	?	?	60 Hz
Battery	1,150 mAh	800 mAh	?	900 mAh	1,600 mAh
Processor	?	?	?	?	?
RAM	?	?	?	?	?
Storage	? raw hardware	? raw hardware	? raw hardware	? raw hardware	512 MB
Main Camera	3 megapixel	1 megapixel	-	1 megapixel	3 megapixel
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	?	?	-	?	VGA (640 x 480)
Front Camera	-	-	-	-	Yes
Weight	3.3 oz (94g)	2.47 oz (70g)	4.23 oz (120g)	3.53 oz (100g)	3.31 oz (94g)
Dimensions	4.25" x 1.96" x 0.52" (108 x 50 x 13.2 mm)	4.45" x 1.97" x 0.33" (113 x 50 x 8.4 mm)	3.4" x 1.97" x 1.02" (86 x 50 x 25.9 mm)	4.3" x 1.9" x 0.6" (109 x 48 x 15.2 mm)	4.96" x 2.6" x 0.51" (126 x 66 x 13 mm)
Form Factor	Slab	Slab	Slab	Slab	Slab
Platform / OS	BlackBerry OS	(proprietary)	(proprietary)	(proprietary)	Android
Network Bands	WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 *	CDMA: 850, 1900	CDMA: 850, 1900 AMPS: 850	CDMA: 850, 1700, 1900	4G LTE: 2, 4 CDMA: 850, 1700, 1900
Data Technology	HSDPA 3.6	EVDO r0	1xRTT	1xRTT	LTE (Cat 3)
Features
GPS / Location	n/a	Yes	Yes	Yes	n/a
Accessibility
Adjustable Text Size	n/a	-	-	-	n/a
Hearing Aid Compatible	Yes	Yes	-	Yes	Yes
Multiple Languages	n/a	Yes	Yes	Yes	n/a
TTY/TDD (Digital)	-	Yes	Yes	Yes	Yes
Alerts
Ringer Profiles	Yes	-	-	-	-
Connectivity
Bluetooth	Yes Classic Audio	Yes Classic Audio	-	Yes Classic Audio	Yes Classic Audio
Mobile Hotspot	n/a	-	-	-	n/a
USB	Yes Micro-USB	-	-	Yes Micro-USB	Yes
Wi-Fi	Yes 4 (802.11 b,g,n)	-	-	-	Yes
Contacts
Picture ID	n/a	Yes	-	-	n/a
Ringer ID	n/a	-	-	Yes	n/a
Voice Dialing	n/a	Yes	Yes	-	n/a
Customization
Custom Graphics	n/a	Yes	Yes	Yes	n/a
Custom Ringtones	n/a	Yes	Yes	Yes	n/a
Real-Music Ringers	n/a	-	-	Yes	n/a
Data & Network
Data Tethering	n/a	-	Yes	-	n/a
WAP / Web Browser	n/a	Yes	Yes	Yes	n/a
Input
Predictive Text Entry	n/a	Yes	Yes	Yes	n/a
Side Keys	Yes	Yes	-	Yes	Yes
Text Keyboard, Hardware	Yes *	-	-	-	-
Touch Screen	-	-	-	-	Yes
Memory
Memory Card Slot	Yes	Yes	-	Yes	Yes
Messaging
Email Client	n/a	-	-	Yes	n/a
EMS / Picture Messaging	n/a	-	Yes	-	n/a
Instant Messaging	n/a	-	-	Yes	n/a
MMS	n/a	Yes	-	Yes	n/a
Text Messaging Templates	n/a	-	-	Yes	n/a
Music
Headphone Jack (3.5mm)	Yes	-	-	Yes	Yes
Music Player	n/a	Yes	-	Yes	n/a
Stereo Speakers	-	Yes	-	-	-
Productivity
Alarm	n/a	Yes	Yes	Yes	n/a
Calculator	n/a	Yes	Yes	Yes	n/a
Calendar	n/a	Yes	Yes	Yes	n/a
To-Do List	n/a	-	-	-	n/a
Voice Memo	n/a	Yes	-	Yes	n/a
Software
BREW	n/a	Yes	Yes	Yes	n/a
Games	n/a	Yes	Yes	Yes	n/a
Java (J2ME)	n/a	-	-	-	n/a
Voice
Headset Jack (2.5 mm)	n/a	-	Yes	-	n/a
Speaker Phone	Yes	Yes	Yes	Yes	Yes
	* Some versions only
	BlackBerry Pearl 3G 9100 / 9105	Samsung Wafer R510	Kyocera 3225	ZTE Agent	Coolpad Quattro 4G
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NOTE: Differences are highlighted with bold / black text for visual clarity only.


Phone	BlackBerry Pearl 3G 9100 / 9105	Samsung Wafer R510	Kyocera 3225	ZTE Agent	Coolpad Quattro 4G