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Specifications
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Phone	HTC G2	Samsung SGH-A157	BlackBerry Curve 8330	Palm Treo 650 (CDMA)	TCL A30 / A3
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	3.7" diag. 5 : 3	1.8" diag. 4 : 3	?	?	5.5" diag. 18 : 9
Display Resolution & Type	480 x 800 pixels (~252 ppi) LCD (TFT/TFD)	128 x 160 pixels (~116 ppi) LCD (TFT/TFD)	320 x 240 pixels LCD (TFT/TFD)	320 x 320 pixels LCD (TFT/TFD)	720 x 1440 pixels (~293 ppi) LCD (TFT/TFD)
Display Refresh	60 Hz	?	?	?	?
Battery	1,300 mAh	800 mAh	1,150 mAh	?	3,000 mAh
Processor	800 MHz Qualcomm S2 MSM7230	?	?	312 MHz Intel XScale PXA270	2 GHz MediaTek Helio P22 (MT6762V)
RAM	?	?	?	?	3 GB
Storage	? raw hardware	256 MB	? raw hardware	? raw hardware	32 GB
Main Camera	5 megapixel	-	2 megapixel	Yes	8 megapixel
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	720p HD	-	?	QVGA (320 x 240)	1080p HD
Front Camera	-	-	-	-	5 megapixel
Weight	6.5 oz (184g)	2.99 oz (85g)	4.02 oz (114g)	6.3 oz (179g)	6.03 oz (171g)
Dimensions	4.68" x 2.37" x 0.55" (119 x 60 x 14 mm)	3.83" x 1.84" x 0.65" (97 x 47 x 16.5 mm)	4.2" x 2.4" x 0.6" (107 x 61 x 15.2 mm)	4.4" x 2.3" x 0.9" (112 x 58 x 22.9 mm)	5.74" x 2.8" x 0.39" (146 x 71 x 9.9 mm)
Form Factor	Slab	Clamshell	Slab	Slab	Slab
Platform / OS	Android	(proprietary)	BlackBerry OS	Palm OS	Android
Network Bands	WCDMA: 1, 4 GSM: 850, 900, 1800, 1900	WCDMA: 2, 5 GSM: 850, 900, 1800, 1900	CDMA: 850, 1900	CDMA: 850, 1900	4G LTE: 2, 4, 5, 12, 13, 25, 26, 41, 66, 71 WCDMA: 2, 4, 5 GSM: 850, 900, 1800, 1900
Data Technology	HSPA 14.4	?	EVDO r0	1xRTT	LTE (Cat 4)
Features
Flashlight	-	-	-	-	Yes
GPS / Location	n/a	Yes	n/a	n/a	n/a
Water-Resistant	-	-	-	-	Yes IPX2 (drip)
Accessibility
Adjustable Text Size	n/a	Yes	n/a	n/a	n/a
Hearing Aid Compatible	Yes M3 (mostly compatible)	Yes M4 (very compatible)	Yes M4, T4 (very tele-coil compatible)	-	Yes M3, T3 (mostly tele-coil 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
Infrared (IR)	-	-	-	Yes	-
Mobile Hotspot	n/a	-	n/a	n/a	n/a
USB	Yes	Yes Micro-USB	Yes Mini-USB	-	Yes Micro-USB
Wi-Fi	Yes 4 (802.11 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	Yes	n/a	n/a	n/a
Voice Dialing	n/a	-	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	Yes	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
Text Keyboard, Hardware	Yes	-	Yes	Yes	-
Touch Screen	Yes Capacitive	-	-	Yes	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
Text Messaging Templates	n/a	Yes	n/a	n/a	n/a
Music
Headphone Jack (3.5mm)	Yes	-	Yes	-	Yes
Music Player	n/a	-	n/a	n/a	n/a
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	Yes	n/a	n/a	n/a
Voice Memo	n/a	Yes	n/a	n/a	n/a
Software
Games	n/a	-	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	Yes
	* Some versions only
	HTC G2	Samsung SGH-A157	BlackBerry Curve 8330	Palm Treo 650 (CDMA)	TCL A30 / A3
	X >	< X >	< X >	< X >	< X

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


Phone	HTC G2	Samsung SGH-A157	BlackBerry Curve 8330	Palm Treo 650 (CDMA)	TCL A30 / A3