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Specifications
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Phone	Palm Treo 650 (CDMA)	Samsung SCH-A310	Samsung Omnia i910	ZTE Z998 / Unico LTE	Motorola Q
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	?	?	3.2" diag. 5 : 3	4.5" diag. 16 : 9	?
Display Resolution & Type	320 x 320 pixels LCD (TFT/TFD)	128 x 128 pixels LCD (Grayscale)	240 x 400 pixels (~146 ppi) LCD (TFT/TFD)	540 x 960 pixels (~245 ppi) LCD (TFT/TFD)	320 x 240 pixels LCD (TFT/TFD)
Display Refresh	?	?	?	60 Hz	?
Battery	?	?	1,440 mAh	2,070 mAh	1,130 mAh
Processor	312 MHz Intel XScale PXA270	?	624 MHz Marvell PXA312	1.2 GHz Qualcomm Snapdragon 400 MSM8930	?
RAM	?	?	?	1 GB	?
Storage	? raw hardware	? raw hardware	8 GB	4 GB	? raw hardware
Main Camera	Yes	-	5 megapixel	5 megapixel	1 megapixel
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	QVGA (320 x 240)	-	VGA (640 x 480)	720p HD	?
Front Camera	-	-	-	1 megapixel	-
Weight	6.3 oz (179g)	3.2 oz (91g)	4.16 oz (118g)	4.8 oz (136g)	4.06 oz (115g)
Dimensions	4.4" x 2.3" x 0.9" (112 x 58 x 22.9 mm)	3.43" x 1.89" x 0.87" (87 x 48 x 22.1 mm)	4.4" x 2.24" x 0.51" (112 x 57 x 13 mm)	5.2" x 2.6" x 0.4" (132 x 66 x 10.2 mm)	4.57" x 2.52" x 0.47" (116 x 64 x 11.9 mm)
Form Factor	Slab	Clamshell	Slab	Slab	Slab
Platform / OS	Palm OS	(proprietary)	Windows Mobile Professional	Android	Windows Mobile Standard
Network Bands	CDMA: 850, 1900	CDMA: 850, 1900 AMPS: 850	CDMA: 850, 1900	4G LTE: 2, 4, 5, 17 WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 *	CDMA: 850, 1900
Data Technology	1xRTT	1xRTT	EVDO rA	LTE (Cat 3)	EVDO r0
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 M4 (very compatible)	Yes M3, 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
Extra Display	-	Yes	-	-	-
Ringer Profiles	-	-	-	-	Yes
Connectivity
Bluetooth	Yes	-	Yes	Yes	Yes
Infrared (IR)	Yes	-	-	-	Yes
Mobile Hotspot	n/a	-	n/a	n/a	n/a
USB	-	Yes	Yes	Yes Micro-USB	Yes Mini-USB
Wi-Fi	-	-	Yes 802.11 b,g	Yes 4 (802.11 b,g,n)	-
Contacts
Picture ID	n/a	-	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
Changeable Body Plates	-	Yes	-	-	-
Custom Graphics	n/a	-	n/a	n/a	n/a
Custom Ringtones	n/a	-	n/a	n/a	n/a
Real-Music Ringers	n/a	-	n/a	n/a	n/a
Data & Network
Data Tethering	n/a	Yes	n/a	n/a	n/a
External Antenna Jack	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
Stylus	-	-	Yes	-	-
Text Keyboard, Hardware	Yes	-	-	-	Yes
Touch Screen	Yes	-	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	-	n/a	n/a	n/a
Text Messaging Templates	n/a	-	n/a	n/a	n/a
Music
FM Radio	-	-	Yes	-	-
Headphone Jack (3.5mm)	-	-	-	Yes	-
Music Player	n/a	-	n/a	n/a	n/a
Photo & Video
DLNA	-	-	Yes	-	-
TV Output	-	-	Yes	-	-
Productivity
Alarm	n/a	-	n/a	n/a	n/a
Calculator	n/a	-	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
Games	n/a	Yes	n/a	n/a	n/a
Voice
Headset Jack (2.5 mm)	n/a	Yes	n/a	n/a	n/a
Speaker Phone	Yes	-	Yes	Yes	Yes
	* Some versions only
	Palm Treo 650 (CDMA)	Samsung SCH-A310	Samsung Omnia i910	ZTE Z998 / Unico LTE	Motorola Q
	X >	< X >	< X >	< X >	< X

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


Phone	Palm Treo 650 (CDMA)	Samsung SCH-A310	Samsung Omnia i910	ZTE Z998 / Unico LTE	Motorola Q