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Phone	Ericsson R278d	TCL A30 / A3	Siemens CT66 / C66 / C65 / C71 / C70	Samsung Freeform 4 / Comment 2	HTC Arrive / 7 Pro (CDMA)
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	?	5.5" diag. 18 : 9	?	2.4" diag. 4 : 3	3.6" diag. 5 : 3
Display Resolution & Type	101 x 40 pixels	720 x 1440 pixels (~293 ppi) LCD (TFT/TFD)	130 x 130 pixels LCD (Color)	320 x 240 pixels (~167 ppi) LCD (Color)	480 x 800 pixels (~259 ppi) LCD (TFT/TFD)
Display Refresh	?	?	?	?	?
Battery	?	3,000 mAh	600 mAh	1,000 mAh	1,500 mAh
Processor	?	2 GHz MediaTek Helio P22 (MT6762V)	?	?	1 GHz Qualcomm Snapdragon
RAM	?	3 GB	?	?	?
Storage	? raw hardware	32 GB	? raw hardware	? raw hardware	16 GB
Main Camera	-	8 megapixel	Yes	2 megapixel	5 megapixel
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	-	1080p HD	-	QCIF (176 x 144)	720p HD
Front Camera	-	5 megapixel	-	-	-
Weight	9.28 oz (263g)	6.03 oz (171g)	3 oz (85g)	3.35 oz (95g)	6.5 oz (184g)
Dimensions	5.1" x 2" x 1" (130 x 51 x 25.4 mm)	5.74" x 2.8" x 0.39" (146 x 71 x 9.9 mm)	4.1" x 1.8" x 0.7" (104 x 46 x 17.8 mm)	4.38" x 2.38" x 0.42" (111 x 60 x 10.7 mm)	4.63" x 2.32" x 0.61" (118 x 59 x 15.5 mm)
Form Factor	Slab	Slab	Slab	Slab	Slide
Platform / OS	(proprietary)	Android	(proprietary)	(proprietary)	Windows
Network Bands	TDMA: 850, 1900 AMPS: 850	4G LTE: 2, 4, 5, 12, 13, 25, 26, 41, 66, 71 WCDMA: 2, 4, 5 GSM: 850, 900, 1800, 1900	GSM: 850, 1800, 1900 *	CDMA: 850, 1700, 1900	CDMA: 850, 1900
Data Technology	-	LTE (Cat 4)	GPRS	1xRTT	EVDO rA
Features
Flashlight	-	Yes	-	-	-
GPS / Location	-	n/a	-	Yes	n/a
Water-Resistant	-	Yes IPX2 (drip)	-	-	-
Accessibility
Adjustable Text Size	-	n/a	-	Yes	n/a
Hearing Aid Compatible	-	Yes M3, T3 (mostly tele-coil compatible)	-	Yes M4, T4 (very tele-coil compatible)	-
Multiple Languages	Yes	n/a	Yes	Yes	n/a
TTY/TDD (Digital)	-	Yes	-	Yes	Yes
Alerts
Ringer Profiles	Yes	-	Yes	-	-
Connectivity
Bluetooth	-	Yes	-	Yes	Yes
Infrared (IR)	-	-	Yes	-	-
USB	-	Yes Micro-USB	Yes	Yes Micro-USB	Yes
Wi-Fi	-	Yes 4 (802.11 b,g,n)	-	-	Yes 4 (802.11 b,g,n)
Contacts
Picture ID	-	n/a	Yes	Yes	n/a
Ringer ID	-	n/a	Yes	Yes	n/a
Voice Dialing	-	n/a	-	Yes	n/a
Customization
Changeable Body Plates	-	-	Yes	-	-
Custom Graphics	-	n/a	Yes	Yes	n/a
Custom Ringtones	Yes	n/a	Yes	Yes	n/a
Real-Music Ringers	-	n/a	-	Yes	n/a
Data & Network
Data Tethering	Yes	n/a	-	-	n/a
WAP / Web Browser	Yes	n/a	Yes	Yes	n/a
Input
Predictive Text Entry	Yes	n/a	Yes	Yes	n/a
Side Keys	Yes	Yes	-	Yes	Yes
Text Keyboard, Hardware	-	-	-	Yes	Yes
Touch Screen	-	Yes Capacitive	-	-	Yes Capacitive
Memory
Memory Card Slot	-	Yes	-	Yes	-
Messaging
Email Client	-	n/a	-	-	n/a
EMS / Picture Messaging	-	n/a	Yes	-	n/a
MMS	-	n/a	Yes	Yes	n/a
Text Messaging Templates	-	n/a	Yes	Yes	n/a
Music
FM Radio	-	-	-	-	Yes
Headphone Jack (3.5mm)	-	Yes	-	Yes	Yes
Music Player	-	n/a	-	Yes	n/a
Productivity
Alarm	Yes	n/a	Yes	Yes	n/a
Calculator	-	n/a	Yes	Yes	n/a
Calendar	-	n/a	Yes	Yes	n/a
To-Do List	-	n/a	Yes	-	n/a
Voice Memo	-	n/a	Yes	Yes	n/a
Software
BREW	-	n/a	-	Yes	n/a
Games	-	n/a	Yes	Yes	n/a
Java (J2ME)	-	n/a	Yes	-	n/a
Voice
Call Screening	-	-	Yes	-	-
HD Voice	-	Yes	-	-	-
Push-To-Talk	-	-	Yes *	-	-
Speaker Phone	-	Yes	Yes	Yes	Yes
	* Some versions only
	Ericsson R278d	TCL A30 / A3	Siemens CT66 / C66 / C65 / C71 / C70	Samsung Freeform 4 / Comment 2	HTC Arrive / 7 Pro (CDMA)
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NOTE: Differences are highlighted with bold / black text for visual clarity only.


Phone	Ericsson R278d	TCL A30 / A3	Siemens CT66 / C66 / C65 / C71 / C70	Samsung Freeform 4 / Comment 2	HTC Arrive / 7 Pro (CDMA)