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Phone	UTStarcom CDM-7075 / CDM-220	ZTE Blade Z Max	Samsung SCH-A990	TCL A30 / A3
Current U.S. Carriers	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released
Display Size	?	6" diag. 16 : 9	?	5.5" diag. 18 : 9
Display Resolution & Type	128 x 160 pixels LCD (STN)	1080 x 1920 pixels (~367 ppi) LCD (TFT/TFD)	240 x 320 pixels LCD (TFT/TFD)	720 x 1440 pixels (~293 ppi) LCD (TFT/TFD)
Display Refresh	?	60 Hz	?	?
Battery	950 mAh	4,080 mAh	1,000 mAh	3,000 mAh
Processor	?	1.4 GHz Qualcomm Snapdragon 435 (MSM8940)	?	2 GHz MediaTek Helio P22 (MT6762V)
RAM	?	2 GB	?	3 GB
Storage	? raw hardware	32 GB	? raw hardware	32 GB
Main Camera	Yes	16 megapixel	3 megapixel	8 megapixel
Wide Camera	-	-	-	-
Tele Camera	-	-	-	-
Video Capture	-	1080p HD	?	1080p HD
Front Camera	-	8 megapixel	-	5 megapixel
Weight	3.5 oz (99g)	6.58 oz (186g)	4.4 oz (125g)	6.03 oz (171g)
Dimensions	3.5" x 1.9" x 0.9" (89 x 48 x 22.9 mm)	6.51" x 3.28" x 0.33" (165 x 83 x 8.3 mm)	3.8" x 1.88" x 0.82" (97 x 48 x 20.8 mm)	5.74" x 2.8" x 0.39" (146 x 71 x 9.9 mm)
Form Factor	Clamshell	Slab	Clamshell	Slab
Platform / OS	(proprietary)	Android	(proprietary)	Android
Network Bands	CDMA: 850, 1900 *	4G LTE: 2, 4, 5, 12, 66 WCDMA: 2, 4, 5 GSM: 850, 900, 1800, 1900	CDMA: 850, 1900	4G LTE: 2, 4, 5, 12, 13, 25, 26, 41, 66, 71 WCDMA: 2, 4, 5 GSM: 850, 900, 1800, 1900
Data Technology	1xRTT	LTE (Cat 6)	EVDO r0	LTE (Cat 4)
Features
Fingerprint Reader	-	Yes stand-alone	-	-
Flashlight	-	Yes	Yes	Yes
GPS / Location	Yes	n/a	Yes	n/a
Water-Resistant	-	-	-	Yes IPX2 (drip)
Accessibility
Hearing Aid Compatible	Yes M3, T3 (mostly tele-coil compatible)	Yes M4, T3 (mostly tele-coil compatible)	Yes M3 (mostly compatible)	Yes M3, T3 (mostly tele-coil compatible)
Multiple Languages	Yes	n/a	Yes	n/a
TTY/TDD (Digital)	Yes	Yes	Yes	Yes
Alerts
Extra Display	Yes	-	Yes	-
Connectivity
Bluetooth	-	Yes	Yes	Yes
USB	Yes	Yes USB Type C	Yes	Yes Micro-USB
Wi-Fi	-	Yes 4 (802.11 b,g,n)	-	Yes 4 (802.11 b,g,n)
Contacts
Picture ID	Yes	n/a	Yes	n/a
Ringer ID	Yes	n/a	Yes	n/a
Voice Dialing	Yes	n/a	Yes	n/a
Customization
Custom Graphics	Yes	n/a	Yes	n/a
Custom Ringtones	Yes	n/a	Yes	n/a
Real-Music Ringers	Yes	n/a	Yes	n/a
Data & Network
Data Tethering	-	n/a	Yes	n/a
External Antenna Jack	Yes	n/a	-	n/a
WAP / Web Browser	Yes	n/a	Yes	n/a
Input
Predictive Text Entry	Yes	n/a	Yes	n/a
Side Keys	Yes	Yes	Yes	Yes
Touch Screen	-	Yes Capacitive	-	Yes Capacitive
Memory
Memory Card Slot	-	Yes	Yes	Yes
Messaging
EMS / Picture Messaging	Yes	n/a	Yes	n/a
MMS	Yes	n/a	Yes	n/a
Text Messaging Templates	Yes	n/a	Yes	n/a
Music
FM Radio	-	Yes	-	-
Headphone Jack (3.5mm)	-	Yes	-	Yes
Music Player	-	n/a	Yes	n/a
Stereo Speakers	-	-	Yes	-
Photo & Video
TV Output	-	-	Yes	-
Power
Fast Charging	-	Yes	-	-
Productivity
Alarm	Yes	n/a	Yes	n/a
Calculator	Yes	n/a	Yes	n/a
Calendar	Yes	n/a	Yes	n/a
Voice Memo	Yes *	n/a	Yes	n/a
Software
BREW	Yes *	n/a	Yes	n/a
Games	Yes	n/a	Yes	n/a
Java (J2ME)	Yes *	n/a	-	n/a
Voice
HD Voice	-	Yes	-	Yes
Headset Jack (2.5 mm)	Yes	n/a	-	n/a
Speaker Phone	Yes	Yes	Yes	Yes
	* Some versions only
	UTStarcom CDM-7075 / CDM-220	ZTE Blade Z Max	Samsung SCH-A990	TCL A30 / A3
	X >	< X >	< X >	< X

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


Phone	UTStarcom CDM-7075 / CDM-220	ZTE Blade Z Max	Samsung SCH-A990	TCL A30 / A3