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Phone	Sanyo RL-4920	Kyocera 2345	Samsung Sidekick 4G	Motorola Charm	ZTE Z998 / Unico LTE
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	?	?	3.5" diag. 5 : 3	2.8" diag. 4 : 3	4.5" diag. 16 : 9
Display Resolution & Type	128 x 112 pixels LCD (Color)	?	480 x 800 pixels (~267 ppi) LCD (TFT/TFD)	320 x 240 pixels (~143 ppi) LCD (TFT/TFD)	540 x 960 pixels (~245 ppi) LCD (TFT/TFD)
Display Refresh	?	?	60 Hz	60 Hz	60 Hz
Battery	1,700 mAh	?	?	1,170 mAh	2,070 mAh
Processor	?	?	1 GHz Samsung Hummingbird Cortex A8	720 MHz TI OMAP3410	1.2 GHz Qualcomm Snapdragon 400 MSM8930
RAM	?	?	?	?	1 GB
Storage	? raw hardware	? raw hardware	? raw hardware	? raw hardware	4 GB
Main Camera	-	-	3 megapixel	3 megapixel	5 megapixel
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	-	-	WVGA / 480p	?	720p HD
Front Camera	-	-	Yes	-	1 megapixel
Weight	4.03 oz (114g)	4.34 oz (123g)	5.7 oz (162g)	3.88 oz (110g)	4.8 oz (136g)
Dimensions	4.22" x 1.85" x 0.85" (107 x 47 x 21.6 mm)	4.72" x 1.89" x 0.95" (120 x 48 x 24.1 mm)	5" x 2.42" x 0.6" (127 x 61 x 15.2 mm)	3.87" x 2.65" x 0.45" (98 x 67 x 11.4 mm)	5.2" x 2.6" x 0.4" (132 x 66 x 10.2 mm)
Form Factor	Slab	Slab	Slide	Slab	Slab
Platform / OS	(proprietary)	(proprietary)	Android	Android	Android
Network Bands	CDMA: 850, 1900 AMPS: 850	CDMA: 850, 1900 AMPS: 850	WCDMA: 1, 4 GSM: 850, 900, 1800, 1900	WCDMA: 4 GSM: 850, 900, 1800, 1900 *	4G LTE: 2, 4, 5, 17 WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 *
Data Technology	1xRTT	1xRTT	HSPA+ 21	HSDPA 3.6	LTE (Cat 3)
Features
GPS / Location	Yes	Yes	n/a	n/a	n/a
Accessibility
Adjustable Text Size	-	-	n/a	n/a	n/a
Hearing Aid Compatible	-	-	Yes M3, T3 (mostly tele-coil compatible)	-	Yes M3, T4 (very tele-coil compatible)
Multiple Languages	Yes	Yes	n/a	n/a	n/a
TTY/TDD (Digital)	Yes	Yes	Yes	Yes	Yes
Connectivity
Bluetooth	-	-	Yes	Yes	Yes
Mobile Hotspot	-	-	n/a	n/a	n/a
USB	Yes	-	Yes Micro-USB	Yes Micro-USB	Yes Micro-USB
Wi-Fi	-	-	Yes 4 (802.11 b,g,n)	Yes 4 (802.11 b,g,n)	Yes 4 (802.11 b,g,n)
Contacts
Picture ID	Yes	-	n/a	n/a	n/a
Ringer ID	Yes	-	n/a	n/a	n/a
Voice Dialing	Yes	Yes	n/a	n/a	n/a
Customization
Custom Graphics	Yes	Yes	n/a	n/a	n/a
Custom Ringtones	Yes	Yes	n/a	n/a	n/a
Real-Music Ringers	-	-	n/a	n/a	n/a
Data & Network
Data Tethering	-	Yes	n/a	n/a	n/a
WAP / Web Browser	Yes	Yes	n/a	n/a	n/a
Input
Predictive Text Entry	Yes	Yes	n/a	n/a	n/a
Side Keys	Yes	-	Yes	Yes	Yes
Text Keyboard, Hardware	-	-	Yes	Yes	-
Touch Screen	-	-	Yes	Yes Capacitive	Yes Capacitive
Memory
Memory Card Slot	-	-	Yes	Yes	Yes
Messaging
Email Client	-	-	n/a	n/a	n/a
Instant Messaging	-	-	n/a	n/a	n/a
MMS	-	-	n/a	n/a	n/a
Text Messaging Templates	-	-	n/a	n/a	n/a
Music
Headphone Jack (3.5mm)	-	-	Yes	Yes	Yes
Music Player	-	-	n/a	n/a	n/a
Photo & Video
DLNA	-	-	Yes	-	-
Productivity
Alarm	Yes	Yes	n/a	n/a	n/a
Calculator	Yes	Yes	n/a	n/a	n/a
Calendar	Yes	Yes	n/a	n/a	n/a
To-Do List	Yes	Yes	n/a	n/a	n/a
Voice Memo	Yes	Yes	n/a	n/a	n/a
Software
Games	Yes	Yes	n/a	n/a	n/a
Java (J2ME)	Yes	-	n/a	n/a	n/a
Voice
Call Screening	Yes	-	-	-	-
Headset Jack (2.5 mm)	Yes	Yes	n/a	n/a	n/a
Push-To-Talk	Yes	-	-	-	-
Speaker Phone	Yes	Yes	Yes	Yes	Yes
	* Some versions only
	Sanyo RL-4920	Kyocera 2345	Samsung Sidekick 4G	Motorola Charm	ZTE Z998 / Unico LTE
	X >	< X >	< X >	< X >	< X

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


Phone	Sanyo RL-4920	Kyocera 2345	Samsung Sidekick 4G	Motorola Charm	ZTE Z998 / Unico LTE