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Specifications
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Phone	Sony Ericsson T237 / T290a	Palm Treo 650 (GSM)	Motorola Rival A455	Alcatel Pop Astro	Samsung Galaxy Reverb
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	?	?	2.2" diag. 4 : 3	4.5" diag. 16 : 9	4" diag. 5 : 3
Display Resolution & Type	101 x 80 pixels LCD (STN)	320 x 320 pixels LCD (TFT/TFD)	176 x 220 pixels (~131 ppi) LCD (TFT/TFD)	540 x 960 pixels (~245 ppi) LCD (TFT/TFD)	480 x 800 pixels (~233 ppi) LCD (TFT/TFD)
Display Refresh	?	?	?	60 Hz	60 Hz
Battery	?	?	940 mAh	2,000 mAh	1,700 mAh
Processor	?	312 MHz Intel XScale PXA270	?	1.5 GHz MediaTek MTK6732	1.4 GHz Qualcomm S2 MSM8655
RAM	?	?	?	1 GB	768 MB
Storage	? raw hardware	? raw hardware	? raw hardware	4 GB	4 GB
Main Camera	-	Yes	2 megapixel	5 megapixel	5 megapixel
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	-	CIF (352 x 288)	QVGA (320 x 240)	1080p HD	WVGA / 480p
Front Camera	-	-	-	Yes	1 megapixel
Weight	2.79 oz (79g)	6.3 oz (179g)	4.48 oz (127g)	5.11 oz (145g)	4.54 oz (129g)
Dimensions	4" x 1.71" x 0.71" (102 x 43 x 18 mm)	4.4" x 2.3" x 0.9" (112 x 58 x 22.9 mm)	3.82" x 1.96" x 0.73" (97 x 50 x 18.5 mm)	5.23" x 2.57" x 0.39" (133 x 65 x 9.9 mm)	4.82" x 2.53" x 0.44" (122 x 64 x 11.3 mm)
Form Factor	Slab	Slab	Slide	Slab	Slab
Platform / OS	(proprietary)	Palm OS	(proprietary)	Android	Android
Network Bands	GSM: 850, 1900	GSM: 850, 900, 1800, 1900	CDMA: 850, 1900	4G LTE: 2, 4, 12 WCDMA: 2, 4, 5 GSM: 850, 900, 1800, 1900	CDMA: 1900
Data Technology	GPRS	EDGE	EVDO r0	LTE (Cat 4)	EVDO rA
Features
Flashlight	-	-	-	Yes	-
GPS / Location	-	n/a	Yes	n/a	n/a
Accessibility
Adjustable Text Size	-	n/a	-	n/a	n/a
Hearing Aid Compatible	-	-	Yes	Yes	Yes
Multiple Languages	Yes	n/a	Yes	n/a	n/a
TTY/TDD (Digital)	Yes	-	Yes	Yes	Yes
Connectivity
Bluetooth	-	Yes Classic Audio	Yes Classic Audio	Yes Classic Audio	Yes Classic Audio
Infrared (IR)	-	Yes	-	-	-
Mobile Hotspot	-	n/a	-	n/a	n/a
USB	Yes	Yes	Yes Micro-USB	Yes Micro-USB	Yes
Wi-Fi	-	-	-	Yes 4 (802.11 b,g,n)	Yes 4 (802.11 a,b,g,n)
Contacts
Picture ID	Yes	n/a	Yes	n/a	n/a
Ringer ID	Yes	n/a	Yes	n/a	n/a
Voice Dialing	Yes	n/a	Yes	n/a	n/a
Customization
Custom Graphics	Yes	n/a	Yes	n/a	n/a
Custom Ringtones	Yes	n/a	Yes	n/a	n/a
Real-Music Ringers	-	n/a	Yes	n/a	n/a
Data & Network
Data Tethering	-	n/a	Yes	n/a	n/a
WAP / Web Browser	Yes	n/a	Yes	n/a	n/a
Input
Predictive Text Entry	Yes	n/a	-	n/a	n/a
Side Keys	Yes	Yes	Yes	Yes	Yes
Text Keyboard, Hardware	-	Yes	Yes	-	-
Touch Screen	-	Yes	Yes	Yes	Yes
Memory
Memory Card Slot	-	Yes	Yes	Yes	Yes
Messaging
Email Client	Yes	n/a	Yes	n/a	n/a
EMS / Picture Messaging	Yes	n/a	Yes	n/a	n/a
Instant Messaging	-	n/a	Yes	n/a	n/a
MMS	Yes	n/a	Yes	n/a	n/a
Text Messaging Templates	Yes	n/a	Yes	n/a	n/a
Music
FM Radio	-	-	-	Yes	-
Headphone Jack (3.5mm)	-	-	Yes	Yes	Yes
Music Player	-	n/a	Yes	n/a	n/a
Productivity
Alarm	Yes	n/a	Yes	n/a	n/a
Calculator	Yes	n/a	Yes	n/a	n/a
Calendar	Yes	n/a	Yes	n/a	n/a
To-Do List	-	n/a	-	n/a	n/a
Voice Memo	Yes	n/a	Yes	n/a	n/a
Software
BREW	-	n/a	Yes	n/a	n/a
Games	Yes	n/a	Yes	n/a	n/a
Voice
HD Voice	-	-	-	Yes	-
Headset Jack (2.5 mm)	-	n/a	-	n/a	n/a
Speaker Phone	Yes	Yes	Yes	Yes	Yes
	* Some versions only
	Sony Ericsson T237 / T290a	Palm Treo 650 (GSM)	Motorola Rival A455	Alcatel Pop Astro	Samsung Galaxy Reverb
	X >	< X >	< X >	< X >	< X

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


Phone	Sony Ericsson T237 / T290a	Palm Treo 650 (GSM)	Motorola Rival A455	Alcatel Pop Astro	Samsung Galaxy Reverb