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Specifications
	X >	< X >	< X >	< X >	< X

Phone	BlackBerry 7750	Samsung Wafer R510	BlackBerry Storm2 9550	Cricket Debut S2 / AT&T Calypso 4	HTC G2
Current U.S. Carriers	(none)	(none)	(none)	AT&T	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	?	1.9" diag. 4 : 3	3.3" diag. 4 : 3	6.1" diag. 19.5 : 9	3.7" diag. 5 : 3
Display Resolution & Type	240 x 240 pixels LCD (Color)	220 x 176 pixels (~148 ppi) LCD (TFT/TFD)	360 x 480 pixels (~185 ppi) LCD (TFT/TFD)	720 x 1560 pixels (~282 ppi) LCD (TFT/TFD)	480 x 800 pixels (~252 ppi) LCD (TFT/TFD)
Display Refresh	?	?	?	60 Hz	60 Hz
Battery	?	800 mAh	1,400 mAh	3,000 mAh	1,300 mAh
Processor	?	?	?	2 GHz MediaTek Helio A22 (MT6761WB)	800 MHz Qualcomm S2 MSM7230
RAM	?	?	?	3 GB	?
Storage	? raw hardware	? raw hardware	? raw hardware	64 GB	? raw hardware
Main Camera	-	1 megapixel	3 megapixel	8 megapixel	5 megapixel
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	-	?	?	?	720p HD
Front Camera	-	-	-	5 megapixel	-
Weight	5.01 oz (142g)	2.47 oz (70g)	5.64 oz (160g)	5.64 oz (160g)	6.5 oz (184g)
Dimensions	4.76" x 3.03" x 0.71" (121 x 77 x 18 mm)	4.45" x 1.97" x 0.33" (113 x 50 x 8.4 mm)	4.43" x 2.45" x 0.55" (113 x 62 x 14 mm)	6.11" x 2.87" x 0.34" (155 x 73 x 8.6 mm)	4.68" x 2.37" x 0.55" (119 x 60 x 14 mm)
Form Factor	Slab	Slab	Slab	Slab	Slab
Platform / OS	BlackBerry OS	(proprietary)	BlackBerry OS	Android	Android
Network Bands	CDMA: 850, 1900	CDMA: 850, 1900	WCDMA: 1 CDMA: 850, 1900 GSM: 850, 900, 1800, 1900	4G LTE: 2, 3, 4, 5, 7, 12, 14, 20, 30, 66 WCDMA: 1, 2, 4, 5, 8	WCDMA: 1, 4 GSM: 850, 900, 1800, 1900
Data Technology	1xRTT	EVDO r0	EVDO rA	LTE (Cat 4)	HSPA 14.4
Features
Flashlight	-	-	-	Yes	-
GPS / Location	n/a	Yes	n/a	n/a	n/a
Accessibility
Adjustable Text Size	n/a	-	n/a	n/a	n/a
Hearing Aid Compatible	-	Yes M3, T3 (mostly tele-coil compatible)	Yes M3 (mostly compatible)	Yes M4, T4 (very tele-coil compatible)	Yes M3 (mostly compatible)
Multiple Languages	n/a	Yes	n/a	n/a	n/a
TTY/TDD (Digital)	Yes	Yes	Yes	-	-
Alerts
Ringer Profiles	Yes	-	Yes	-	-
Connectivity
Bluetooth	-	Yes	Yes	Yes	Yes
Mobile Hotspot	n/a	-	n/a	n/a	n/a
USB	Yes	-	Yes	Yes USB Type C	Yes
Wi-Fi	-	-	Yes 802.11 b,g	Yes 5 (802.11 a,ac,b,g,n)	Yes 4 (802.11 b,g,n)
Contacts
Picture ID	n/a	Yes	n/a	n/a	n/a
Ringer ID	n/a	-	n/a	n/a	n/a
Voice Dialing	n/a	Yes	n/a	n/a	n/a
Customization
Custom Graphics	n/a	Yes	n/a	n/a	n/a
Custom Ringtones	n/a	Yes	n/a	n/a	n/a
Real-Music Ringers	n/a	-	n/a	n/a	n/a
Data & Network
Data Tethering	n/a	-	n/a	n/a	n/a
WAP / Web Browser	n/a	Yes	n/a	n/a	n/a
Input
Predictive Text Entry	n/a	Yes	n/a	n/a	n/a
Side Keys	Yes	Yes	Yes	Yes	Yes
Text Keyboard, Hardware	Yes	-	-	-	Yes
Touch Screen	-	-	Yes Capacitive	Yes Capacitive	Yes Capacitive
Memory
Memory Card Slot	-	Yes	Yes	Yes	Yes
Messaging
Email Client	n/a	-	n/a	n/a	n/a
Instant Messaging	n/a	-	n/a	n/a	n/a
MMS	n/a	Yes	n/a	n/a	n/a
Music
Headphone Jack (3.5mm)	-	-	Yes	Yes	Yes
Music Player	n/a	Yes	n/a	n/a	n/a
Stereo Speakers	-	Yes	-	-	-
Power
Fast Charging	-	-	-	Yes	-
Productivity
Alarm	n/a	Yes	n/a	n/a	n/a
Calculator	n/a	Yes	n/a	n/a	n/a
Calendar	n/a	Yes	n/a	n/a	n/a
To-Do List	n/a	-	n/a	n/a	n/a
Voice Memo	n/a	Yes	n/a	n/a	n/a
Software
BREW	n/a	Yes	n/a	n/a	n/a
Games	n/a	Yes	n/a	n/a	n/a
Java (J2ME)	n/a	-	n/a	n/a	n/a
Voice
HD Voice	-	-	-	Yes	-
Headset Jack (2.5 mm)	n/a	-	n/a	n/a	n/a
Speaker Phone	-	Yes	Yes	Yes	Yes
	BlackBerry 7750	Samsung Wafer R510	BlackBerry Storm2 9550	Cricket Debut S2 / AT&T Calypso 4	HTC G2
	X >	< X >	< X >	< X >	< X

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


Phone	BlackBerry 7750	Samsung Wafer R510	BlackBerry Storm2 9550	Cricket Debut S2 / AT&T Calypso 4	HTC G2