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Specifications
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Phone	Palm Pre (CDMA)	Sanyo Katana Eclipse	ZTE Citrine	Sony Ericsson Z550a	Huawei W1
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	3.1" diag. 5 : 3	2" diag. 4 : 3	4" diag. 5 : 3	1.9" diag. 4 : 3	4" diag. 5 : 3
Display Resolution & Type	320 x 480 pixels (~186 ppi) LCD (TFT/TFD)	176 x 220 pixels (~141 ppi) LCD (TFT/TFD)	480 x 800 pixels (~233 ppi) LCD (TFT/TFD)	176 x 220 pixels (~148 ppi) LCD (TFT/TFD)	480 x 800 pixels (~233 ppi) LCD (TFT/TFD)
Display Refresh	?	?	60 Hz	?	?
Battery	1,150 mAh	840 mAh	1,650 mAh	?	1,950 mAh
Processor	TI OMAP 3430	?	?	?	1.2 GHz Qualcomm Snapdragon 400 MSM8230
RAM	?	?	1 GB	?	512 MB
Storage	? raw hardware	? raw hardware	8 GB	? raw hardware	4 GB
Main Camera	3 megapixel	1 megapixel	5 megapixel	1 megapixel	5 megapixel
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	?	?	?	?	720p HD
Front Camera	-	-	Yes	-	Yes
Weight	4.76 oz (135g)	3.4 oz (96g)	4.82 oz (137g)	3.26 oz (92g)	4.41 oz (125g)
Dimensions	3.9" x 2.3" x 0.67" (99 x 58 x 17 mm)	3.6" x 1.9" x 0.7" (91 x 48 x 17.8 mm)	4.92" x 2.56" x 0.41" (125 x 65 x 10.4 mm)	3.43" x 1.77" x 0.79" (87 x 45 x 20.1 mm)	4.84" x 2.5" x 0.41" (123 x 64 x 10.4 mm)
Form Factor	Slide	Clamshell	Slab	Clamshell	Slab
Platform / OS	webOS	(proprietary)	Android	(proprietary)	Windows
Network Bands	CDMA: 850, 1900	CDMA: 850, 1900	4G LTE: 2, 4, 5, 17 WCDMA: 2, 4, 5 GSM: 850, 900, 1800, 1900 *	GSM: 850, 900, 1800, 1900 *	WCDMA: 2, 4, 5 GSM: 850, 900, 1800, 1900
Data Technology	EVDO rA	EVDO r0	LTE (Cat 3)	GPRS	HSPA+ 21
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 M4 (very compatible)	Yes M4, T4 (very tele-coil compatible)	Yes M4, T3 (mostly tele-coil compatible)	-	Yes M3 (mostly compatible)
Multiple Languages	n/a	Yes	n/a	Yes	n/a
TTY/TDD (Digital)	Yes	Yes	Yes	Yes	-
Alerts
Extra Display	-	Yes	-	Yes	-
Ringer Profiles	-	-	-	Yes	-
Connectivity
Bluetooth	Yes	Yes	Yes	Yes	Yes
USB	Yes Micro-USB	Yes Micro-USB	Yes Micro-USB	Yes	Yes Micro-USB
Wi-Fi	Yes 802.11 b,g	-	Yes 4 (802.11 b,g,n)	-	Yes 4 (802.11 b,g,n)
Contacts
Picture ID	n/a	Yes	n/a	Yes	n/a
Ringer ID	n/a	Yes	n/a	Yes	n/a
Voice Dialing	n/a	Yes	n/a	Yes	n/a
Customization
Custom Graphics	n/a	Yes	n/a	Yes	n/a
Custom Ringtones	n/a	Yes	n/a	Yes	n/a
Real-Music Ringers	n/a	Yes	n/a	Yes	n/a
Data & Network
Data Tethering	n/a	Yes	n/a	Yes	n/a
WAP / Web Browser	n/a	Yes	n/a	Yes	n/a
Input
Predictive Text Entry	n/a	Yes	n/a	Yes	n/a
Side Keys	Yes	Yes	Yes	Yes	Yes
Text Keyboard, Hardware	Yes	-	-	-	-
Touch Screen	Yes Capacitive	-	Yes	-	Yes Capacitive
Memory
Memory Card Slot	-	Yes	Yes	Yes	Yes
Messaging
Email Client	n/a	-	n/a	Yes	n/a
Instant Messaging	n/a	-	n/a	-	n/a
MMS	n/a	-	n/a	Yes	n/a
Text Messaging Templates	n/a	Yes	n/a	Yes	n/a
Music
FM Radio	-	-	-	Yes	-
Headphone Jack (3.5mm)	Yes	-	Yes	-	Yes
Music Player	n/a	Yes	n/a	Yes	n/a
Productivity
Alarm	n/a	Yes	n/a	Yes	n/a
Calculator	n/a	Yes	n/a	Yes	n/a
Calendar	n/a	Yes	n/a	Yes	n/a
To-Do List	n/a	Yes	n/a	Yes	n/a
Voice Memo	n/a	Yes	n/a	Yes	n/a
Software
Games	n/a	Yes	n/a	Yes	n/a
Java (J2ME)	n/a	Yes	n/a	Yes	n/a
Voice
Call Screening	-	Yes	-	-	-
Headset Jack (2.5 mm)	n/a	Yes	n/a	-	n/a
Push-To-Talk	-	-	-	Yes *	-
Speaker Phone	Yes	Yes	Yes	Yes	Yes
	* Some versions only
	Palm Pre (CDMA)	Sanyo Katana Eclipse	ZTE Citrine	Sony Ericsson Z550a	Huawei W1
	X >	< X >	< X >	< X >	< X

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


Phone	Palm Pre (CDMA)	Sanyo Katana Eclipse	ZTE Citrine	Sony Ericsson Z550a	Huawei W1