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Phone	Samsung SGH-A157	Palm Treo 650 (CDMA)	HTC G2	HTC 5800 / Fusion / S720	Samsung Instinct S30
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	1.8" diag. 4 : 3	?	3.7" diag. 5 : 3	2.4" diag. 4 : 3	3.2" diag. 16 : 9
Display Resolution & Type	128 x 160 pixels (~116 ppi) LCD (TFT/TFD)	320 x 320 pixels LCD (TFT/TFD)	480 x 800 pixels (~252 ppi) LCD (TFT/TFD)	240 x 320 pixels (~167 ppi) LCD (TFT/TFD)	240 x 432 pixels (~154 ppi) LCD (TFT/TFD)
Display Refresh	?	?	60 Hz	?	?
Battery	800 mAh	?	1,300 mAh	1,050 mAh	1,000 mAh
Processor	?	312 MHz Intel XScale PXA270	800 MHz Qualcomm S2 MSM7230	400 MHz Qualcomm MSM7500	?
RAM	?	?	?	?	?
Storage	256 MB	? raw hardware	? raw hardware	? raw hardware	? raw hardware
Main Camera	-	Yes	5 megapixel	2 megapixel	2 megapixel
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	-	QVGA (320 x 240)	720p HD	?	?
Front Camera	-	-	-	-	-
Weight	2.99 oz (85g)	6.3 oz (179g)	6.5 oz (184g)	4.23 oz (120g)	3.88 oz (110g)
Dimensions	3.83" x 1.84" x 0.65" (97 x 47 x 16.5 mm)	4.4" x 2.3" x 0.9" (112 x 58 x 22.9 mm)	4.68" x 2.37" x 0.55" (119 x 60 x 14 mm)	4.07" x 2.01" x 0.76" (103 x 51 x 19.3 mm)	4.61" x 2.16" x 0.52" (117 x 55 x 13.2 mm)
Form Factor	Clamshell	Slab	Slab	Slab	Slab
Platform / OS	(proprietary)	Palm OS	Android	Windows Mobile Standard	(proprietary)
Network Bands	WCDMA: 2, 5 GSM: 850, 900, 1800, 1900	CDMA: 850, 1900	WCDMA: 1, 4 GSM: 850, 900, 1800, 1900	CDMA: 850, 1900	CDMA: 850, 1900
Data Technology	?	1xRTT	HSPA 14.4	EVDO r0	EVDO r0
Features
GPS / Location	Yes	n/a	n/a	n/a	Yes
Accessibility
Adjustable Text Size	Yes	n/a	n/a	n/a	-
Hearing Aid Compatible	Yes M4 (very compatible)	-	Yes M3 (mostly compatible)	Yes M3 (mostly compatible)	Yes M4, T3 (mostly tele-coil compatible)
Multiple Languages	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	-
USB	Yes Micro-USB	-	Yes	Yes	-
Wi-Fi	-	-	Yes 4 (802.11 b,g,n)	-	-
Contacts
Picture ID	Yes	n/a	n/a	n/a	Yes
Ringer ID	Yes	n/a	n/a	n/a	Yes
Voice Dialing	-	n/a	n/a	n/a	Yes
Customization
Custom Graphics	Yes	n/a	n/a	n/a	Yes
Custom Ringtones	Yes	n/a	n/a	n/a	Yes
Real-Music Ringers	Yes	n/a	n/a	n/a	Yes
Data & Network
Data Tethering	-	n/a	n/a	n/a	Yes
External Antenna Jack	-	n/a	n/a	n/a	-
WAP / Web Browser	Yes	n/a	n/a	n/a	Yes
Input
Predictive Text Entry	Yes	n/a	n/a	n/a	-
Side Keys	-	Yes	Yes	Yes	Yes
Stylus	-	-	-	-	Yes
Text Keyboard, Hardware	-	Yes	Yes	Yes	-
Touch Screen	-	Yes	Yes Capacitive	-	Yes
Memory
Memory Card Slot	-	Yes	Yes	Yes	Yes
Messaging
Email Client	-	n/a	n/a	n/a	Yes
Instant Messaging	-	n/a	n/a	n/a	Yes
MMS	Yes	n/a	n/a	n/a	-
Text Messaging Templates	Yes	n/a	n/a	n/a	-
Music
Headphone Jack (3.5mm)	-	-	Yes	-	Yes
Music Player	-	n/a	n/a	n/a	Yes
Productivity
Alarm	Yes	n/a	n/a	n/a	Yes
Calculator	Yes	n/a	n/a	n/a	Yes
Calendar	Yes	n/a	n/a	n/a	Yes
To-Do List	Yes	n/a	n/a	n/a	-
Voice Memo	Yes	n/a	n/a	n/a	-
Software
Games	-	n/a	n/a	n/a	Yes
Java (J2ME)	-	n/a	n/a	n/a	Yes
Voice
Headset Jack (2.5 mm)	-	n/a	n/a	n/a	-
Speaker Phone	Yes	Yes	Yes	Yes	Yes
	* Some versions only
	Samsung SGH-A157	Palm Treo 650 (CDMA)	HTC G2	HTC 5800 / Fusion / S720	Samsung Instinct S30
	X >	< X >	< X >	< X >	< X

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


Phone	Samsung SGH-A157	Palm Treo 650 (CDMA)	HTC G2	HTC 5800 / Fusion / S720	Samsung Instinct S30