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Phone	Ericsson R278d	Palm Treo 650 (CDMA)	HTC Amaze 4G	Ericsson T66	Motorola Droid RAZR MAXX HD
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	?	?	4.3" diag. 16 : 9	?	4.7" diag. 16 : 9
Display Resolution & Type	101 x 40 pixels	320 x 320 pixels LCD (TFT/TFD)	540 x 960 pixels (~256 ppi) LCD (TFT/TFD)	?	720 x 1280 pixels (~312 ppi) AMOLED
Display Refresh	?	?	60 Hz	?	60 Hz
Battery	?	?	1,730 mAh	?	3,300 mAh
Processor	?	312 MHz Intel XScale PXA270	1.5 GHz Qualcomm Snapdragon S3 dual-core	?	?
RAM	?	?	1 GB	?	1 GB
Storage	? raw hardware	? raw hardware	16 GB	? raw hardware	32 GB
Main Camera	-	Yes	8 megapixel	-	8 megapixel
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	-	QVGA (320 x 240)	1080p HD	-	1080p HD
Front Camera	-	-	2 megapixel	-	1 megapixel
Weight	9.28 oz (263g)	6.3 oz (179g)	6.1 oz (173g)	2.08 oz (59g)	5.54 oz (157g)
Dimensions	5.1" x 2" x 1" (130 x 51 x 25.4 mm)	4.4" x 2.3" x 0.9" (112 x 58 x 22.9 mm)	5.12" x 2.58" x 0.46" (130 x 66 x 11.7 mm)	3.62" x 1.61" x 0.69" (92 x 41 x 17.5 mm)	5.19" x 2.67" x 0.37" (132 x 68 x 9.3 mm)
Form Factor	Slab	Slab	Slab	Slab	Slab
Platform / OS	(proprietary)	Palm OS	Android	(proprietary)	Android
Network Bands	TDMA: 850, 1900 AMPS: 850	CDMA: 850, 1900	WCDMA: 1, 2, 4, 5 GSM: 850, 900, 1800, 1900	GSM: 900, 1800, 1900	4G LTE: 13 WCDMA: 1, 2, 5, 8 CDMA: 850, 1900 GSM: 850, 900, 1800, 1900
Data Technology	-	1xRTT	HSPA+ 42	-	LTE (Cat 3)
Features
Flashlight	-	-	Yes	-	-
GPS / Location	-	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	n/a	n/a	Yes	n/a
TTY/TDD (Digital)	-	-	Yes	-	Yes
Alerts
Ringer Profiles	Yes	-	-	Yes	-
Connectivity
Bluetooth	-	Yes	Yes	-	Yes
Infrared (IR)	-	Yes	-	-	-
Mobile Hotspot	-	n/a	n/a	-	n/a
NFC	-	-	Yes	-	Yes
USB	-	-	Yes	-	Yes Micro-USB
Wi-Fi	-	-	Yes 4 (802.11 a,b,g,n)	-	Yes 4 (802.11 a,b,g,n)
Contacts
Picture ID	-	n/a	n/a	-	n/a
Ringer ID	-	n/a	n/a	-	n/a
Voice Dialing	-	n/a	n/a	-	n/a
Customization
Custom Graphics	-	n/a	n/a	Yes	n/a
Custom Ringtones	Yes	n/a	n/a	Yes	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	n/a	n/a	Yes	n/a
Input
Predictive Text Entry	Yes	n/a	n/a	Yes	n/a
Side Keys	Yes	Yes	Yes	Yes	Yes
Text Keyboard, Hardware	-	Yes	-	-	-
Touch Screen	-	Yes	Yes Capacitive	-	Yes Capacitive
Memory
Memory Card Slot	-	Yes	Yes	-	Yes
Messaging
Email Client	-	n/a	n/a	-	n/a
EMS / Picture Messaging	-	n/a	n/a	Yes	n/a
Instant Messaging	-	n/a	n/a	-	n/a
MMS	-	n/a	n/a	-	n/a
Text Messaging Templates	-	n/a	n/a	Yes	n/a
Music
FM Radio	-	-	Yes	-	-
Headphone Jack (3.5mm)	-	-	Yes	-	Yes
Music Player	-	n/a	n/a	-	n/a
Photo & Video
DLNA	-	-	Yes	-	Yes
TV Output	-	-	Yes	-	Yes
Productivity
Alarm	Yes	n/a	n/a	Yes	n/a
Calculator	-	n/a	n/a	Yes	n/a
Calendar	-	n/a	n/a	Yes	n/a
To-Do List	-	n/a	n/a	Yes	n/a
Voice Memo	-	n/a	n/a	-	n/a
Software
Games	-	n/a	n/a	Yes	n/a
Voice
Headset Jack (2.5 mm)	-	n/a	n/a	-	n/a
Speaker Phone	-	Yes	Yes	-	Yes
	Ericsson R278d	Palm Treo 650 (CDMA)	HTC Amaze 4G	Ericsson T66	Motorola Droid RAZR MAXX HD
	X >	< X >	< X >	< X >	< X

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


Phone	Ericsson R278d	Palm Treo 650 (CDMA)	HTC Amaze 4G	Ericsson T66	Motorola Droid RAZR MAXX HD