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Phone	Sony Ericsson Z520 / Z525	Kyocera KX12	BlackBerry Curve 8330	Asus ZenFone 4 Max 5.5"	BlackBerry Curve 8320
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	?	?	?	5.5" diag. 16 : 9	?
Display Resolution & Type	128 x 160 pixels LCD (TFT/TFD)	128 x 128 pixels LCD (STN)	320 x 240 pixels LCD (TFT/TFD)	720 x 1280 pixels (~267 ppi) LCD (TFT/TFD)	320 x 240 pixels LCD (TFT/TFD)
Display Refresh	?	?	?	60 Hz	?
Battery	?	1,800 mAh	1,150 mAh	5,000 mAh	1,100 mAh
Processor	?	?	?	1.4 GHz Qualcomm Snapdragon 430 (MSM8937)	?
RAM	?	?	?	3 GB	?
Storage	? raw hardware	? raw hardware	? raw hardware	32 GB	? raw hardware
Main Camera	Yes	-	2 megapixel	13 megapixel	2 megapixel
Wide Camera	-	-	-	Yes	-
Tele Camera	-	-	-	-	-
Video Capture	?	-	?	1080p HD	-
Front Camera	-	-	-	8 megapixel	-
Weight	3.46 oz (98g)	4.62 oz (131g)	4.02 oz (114g)	6.38 oz (181g)	3.92 oz (111g)
Dimensions	3.27" x 1.81" x 0.94" (83 x 46 x 23.9 mm)	4.33" x 1.97" x 1.02" (110 x 50 x 25.9 mm)	4.2" x 2.4" x 0.6" (107 x 61 x 15.2 mm)	6.06" x 3.03" x 0.35" (154 x 77 x 8.9 mm)	4.21" x 2.36" x 0.61" (107 x 60 x 15.5 mm)
Form Factor	Clamshell	Slab	Slab	Slab	Slab
Platform / OS	(proprietary)	(proprietary)	BlackBerry OS	Android	BlackBerry OS
Network Bands	GSM: 850, 900, 1800, 1900	CDMA: 850, 1900 AMPS: 850	CDMA: 850, 1900	4G LTE: 1, 2, 3, 4, 5, 7, 8, 17, 26, 28, 38, 41 WCDMA: 1, 2, 4, 5, 8 GSM: 850, 900, 1800, 1900	GSM: 850, 900, 1800, 1900
Data Technology	GPRS	1xRTT	EVDO r0	LTE (Cat 4)	EDGE
Features
Fingerprint Reader	-	-	-	Yes stand-alone	-
Flashlight	-	Yes	-	Yes	-
GPS / Location	-	Yes	n/a	n/a	n/a
Ruggedized	-	Yes	-	-	-
Accessibility
Adjustable Text Size	-	-	n/a	n/a	n/a
Hearing Aid Compatible	-	-	Yes M4, T4 (very tele-coil compatible)	-	Yes M3, T3 (mostly tele-coil compatible)
Multiple Languages	Yes	Yes	n/a	n/a	n/a
TTY/TDD (Digital)	Yes	Yes	Yes	-	Yes
Alerts
Extra Display	Yes	-	-	-	-
Ringer Profiles	Yes	-	Yes	-	Yes
Connectivity
Bluetooth	Yes	-	Yes	Yes	Yes
Infrared (IR)	Yes	-	-	-	-
USB	Yes	-	Yes Mini-USB	Yes Micro-USB	Yes
Wi-Fi	-	-	-	Yes 4 (802.11 b,g,n)	Yes 802.11 b,g
Contacts
Picture ID	Yes	Yes	n/a	n/a	n/a
Ringer ID	Yes	Yes	n/a	n/a	n/a
Voice Dialing	Yes	Yes	n/a	n/a	n/a
Customization
Changeable Body Plates	Yes	-	-	-	-
Custom Graphics	Yes	Yes	n/a	n/a	n/a
Custom Ringtones	Yes	Yes	n/a	n/a	n/a
Real-Music Ringers	Yes	-	n/a	n/a	n/a
Data & Network
Data Tethering	Yes	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	Yes
Text Keyboard, Hardware	-	-	Yes	-	Yes
Touch Screen	-	-	-	Yes Capacitive	-
Memory
Memory Card Slot	-	-	Yes	Yes	Yes
Messaging
Email Client	Yes	-	n/a	n/a	n/a
EMS / Picture Messaging	Yes	Yes	n/a	n/a	n/a
Instant Messaging	-	-	n/a	n/a	n/a
MMS	Yes	-	n/a	n/a	n/a
Text Messaging Templates	Yes	Yes	n/a	n/a	n/a
Music
Headphone Jack (3.5mm)	-	-	Yes	Yes	Yes
Music Player	-	-	n/a	n/a	n/a
Photo & Video
Miracast	-	-	-	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	-	n/a	n/a	n/a
Voice Memo	Yes	Yes	n/a	n/a	n/a
Software
BREW	-	Yes *	n/a	n/a	n/a
Games	Yes	Yes	n/a	n/a	n/a
Java (J2ME)	Yes	-	n/a	n/a	n/a
Voice
Headset Jack (2.5 mm)	-	Yes	n/a	n/a	n/a
Push-To-Talk	Yes *	Yes	-	-	-
Speaker Phone	Yes	Yes	Yes	Yes	Yes
	* Some versions only
	Sony Ericsson Z520 / Z525	Kyocera KX12	BlackBerry Curve 8330	Asus ZenFone 4 Max 5.5"	BlackBerry Curve 8320
	X >	< X >	< X >	< X >	< X

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


Phone	Sony Ericsson Z520 / Z525	Kyocera KX12	BlackBerry Curve 8330	Asus ZenFone 4 Max 5.5"	BlackBerry Curve 8320