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Specifications
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Phone	Apple iPhone 4 (CDMA)	ZTE Z222 / Z223	HTC EVO 4G LTE	Samsung Transform Ultra	Kyocera Hydro Life
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	3.5" diag. 5 : 3	2" diag. 4 : 3	4.7" diag. 16 : 9	3.5" diag. 5 : 3	4.5" diag. 16 : 9
Display Resolution & Type	640 x 960 pixels (~330 ppi) LCD (TFT/TFD)	176 x 220 pixels (~141 ppi) LCD (TFT/TFD)	720 x 1280 pixels (~312 ppi) LCD (TFT/TFD)	320 x 480 pixels (~165 ppi) LCD (TFT/TFD)	540 x 960 pixels (~245 ppi) LCD (TFT/TFD)
Display Refresh	60 Hz	?	60 Hz	60 Hz	60 Hz
Battery	?	900 mAh	2,000 mAh	1,500 mAh	2,000 mAh
Processor	?	QSC6270	1.5 GHz Qualcomm Snapdragon S4	1 GHz Qualcomm Snapdragon S2 MSM8655	1.2 GHz Qualcomm Snapdragon MSM8212
RAM	?	64 MB	1 GB	?	1.5 GB
Storage	8 GB *	128 MB	16 GB	? raw hardware	8 GB
Main Camera	5 megapixel	Yes	8 megapixel	3 megapixel	5 megapixel
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	720p HD	?	1080p HD	VGA (640 x 480)	720p HD
Front Camera	Yes	-	1 megapixel	Yes	2 megapixel
Weight	4.8 oz (136g)	3.24 oz (92g)	5.05 oz (143g)	4.9 oz (139g)	4.8 oz (136g)
Dimensions	4.5" x 2.31" x 0.37" (114 x 59 x 9.4 mm)	3.76" x 1.92" x 0.73" (96 x 49 x 18.5 mm)	5.3" x 2.7" x 0.35" (135 x 69 x 8.9 mm)	4.5" x 2.4" x 0.55" (114 x 61 x 14 mm)	5.19" x 2.57" x 0.43" (132 x 65 x 10.9 mm)
Form Factor	Slab	Clamshell	Slab	Slide	Slab
Platform / OS	iOS	(proprietary)	Android	Android	Android
Network Bands	CDMA: 850, 1900	WCDMA: 2, 5 GSM: 850, 1900	4G LTE: 25 CDMA: 800, 850, 1900	CDMA: 800, 850, 1900	WCDMA: 2, 4, 5 GSM: 850, 900, 1800, 1900
Data Technology	EVDO rA	HSDPA 3.6	LTE (Cat 3)	EVDO rA	HSPA+ 21
Features
Flashlight	-	-	-	-	Yes
GPS / Location	n/a	-	n/a	n/a	n/a
Ruggedized	-	-	-	-	Yes
Water-Resistant	-	-	-	-	Yes IPX7 (snorkeling)
Accessibility
Adjustable Text Size	n/a	-	n/a	n/a	n/a
Hearing Aid Compatible	Yes	Yes	Yes	Yes	Yes
Multiple Languages	n/a	Yes	n/a	n/a	n/a
TTY/TDD (Digital)	-	Yes	Yes	Yes	Yes
Alerts
Extra Display	-	Yes	-	-	-
Ringer Profiles	-	Yes	-	-	-
Connectivity
Bluetooth	Yes	Yes	Yes	Yes	Yes
Mobile Hotspot	n/a	-	n/a	n/a	n/a
NFC	-	-	Yes	-	-
USB	Yes	Yes Micro-USB	Yes Micro-USB	Yes	Yes Micro-USB
Wi-Fi	Yes 4 (802.11 b,g,n)	-	Yes 4 (802.11 a,b,g,n)	Yes 4 (802.11 a,b,g,n)	Yes 4 (802.11 b,g,n)
Contacts
Picture ID	n/a	Yes	n/a	n/a	n/a
Ringer ID	n/a	Yes	n/a	n/a	n/a
Voice Dialing	n/a	-	n/a	n/a	n/a
Customization
Custom Graphics	n/a	Yes	n/a	n/a	n/a
Custom Ringtones	n/a	Yes	n/a	n/a	n/a
Real-Music Ringers	n/a	Yes	n/a	n/a	n/a
Data & Network
Data Tethering	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
Text Keyboard, Hardware	-	-	-	Yes	-
Touch Screen	Yes	-	Yes	Yes	Yes
Memory
Memory Card Slot	-	-	Yes	Yes	Yes
Messaging
Email Client	n/a	Yes	n/a	n/a	n/a
Instant Messaging	n/a	-	n/a	n/a	n/a
MMS	n/a	Yes	n/a	n/a	n/a
Text Messaging Templates	n/a	Yes	n/a	n/a	n/a
Music
FM Radio	-	Yes *	-	-	-
Headphone Jack (3.5mm)	Yes	-	Yes	Yes	Yes
Music Player	n/a	-	n/a	n/a	n/a
Photo & Video
DLNA	-	-	Yes	-	-
TV Output	Yes	-	-	-	-
Video Calling	n/a	-	n/a	n/a	n/a
Productivity
Alarm	n/a	Yes	n/a	n/a	n/a
Calculator	n/a	Yes	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
Java (J2ME)	n/a	Yes	n/a	n/a	n/a
Voice
HD Voice	-	-	Yes	-	-
Speaker Phone	Yes	Yes	Yes	Yes	Yes
	* Some versions only
	Apple iPhone 4 (CDMA)	ZTE Z222 / Z223	HTC EVO 4G LTE	Samsung Transform Ultra	Kyocera Hydro Life
	X >	< X >	< X >	< X >	< X

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


Phone	Apple iPhone 4 (CDMA)	ZTE Z222 / Z223	HTC EVO 4G LTE	Samsung Transform Ultra	Kyocera Hydro Life