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Specifications
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Phone	NEC Terrain	Samsung SGH-X640	BlackBerry Curve 3G 9330	HTC Desire 555	LG Revere 3 / Envoy III / 237c
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	3.1" diag. 4 : 3	?	2.5" diag. 4 : 3	5" diag. 16 : 9	2.2" diag. 4 : 3
Display Resolution & Type	480 x 640 pixels (~258 ppi) LCD (TFT/TFD)	128 x 160 pixels LCD (TFT/TFD)	320 x 240 pixels (~160 ppi) LCD (TFT/TFD)	720 x 1280 pixels (~294 ppi) LCD (TFT/TFD)	176 x 220 pixels (~128 ppi) LCD (TFT/TFD)
Display Refresh	60 Hz	?	?	60 Hz	?
Battery	1,900 mAh	800 mAh	1,150 mAh	2,200 mAh	950 mAh
Processor	1.5 GHz Qualcomm Snapdragon S4 Plus MSM8960	?	?	1.1 GHz Qualcomm Snapdragon 210 (MSM8909)	?
RAM	1 GB	?	?	2 GB	128 MB
Storage	8 GB	? raw hardware	? raw hardware	16 GB	256 MB
Main Camera	5 megapixel	Yes	2 megapixel	8 megapixel	1 megapixel
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	720p HD	-	?	720p HD	-
Front Camera	Yes	-	-	5 megapixel	-
Weight	6.06 oz (172g)	3 oz (85g)	3.7 oz (105g)	4.93 oz (140g)	3.46 oz (98g)
Dimensions	5.02" x 2.54" x 0.57" (128 x 65 x 14.5 mm)	3.43" x 1.81" x 0.91" (87 x 46 x 23.1 mm)	4.29" x 2.36" x 0.55" (109 x 60 x 14 mm)	5.78" x 2.79" x 0.33" (147 x 71 x 8.4 mm)	3.86" x 2.01" x 0.74" (98 x 51 x 18.8 mm)
Form Factor	Slab	Clamshell	Slab	Slab	Clamshell
Platform / OS	Android	(proprietary)	BlackBerry OS	Android	(proprietary)
Network Bands	4G LTE: 2, 4, 5, 17 WCDMA: 1, 2, 5 GSM: 850, 1900	GSM: 900, 1800, 1900	CDMA: 850, 1900	4G LTE: 2, 4, 5, 12 WCDMA: 2, 4, 5 GSM: 850, 900, 1800, 1900	CDMA: 850, 1900
Data Technology	LTE (Cat 3)	GPRS	EVDO r0	LTE (Cat 4)	1xRTT
Features
Flashlight	-	-	-	Yes	-
GPS / Location	n/a	-	n/a	n/a	Yes
Ruggedized	Yes	-	-	-	-
Water-Resistant	Yes IPX7 (snorkeling)	-	-	-	-
Accessibility
Adjustable Text Size	n/a	-	n/a	n/a	Yes
Hearing Aid Compatible	Yes M3, T3 (mostly tele-coil compatible)	-	Yes M4, T4 (very tele-coil compatible)	Yes * M4, T4 (very tele-coil compatible)	Yes M4, T4 (very tele-coil compatible)
Multiple Languages	n/a	Yes	n/a	n/a	Yes
TTY/TDD (Digital)	Yes	-	Yes	Yes	Yes
Alerts
Extra Display	-	-	-	-	Yes
Ringer Profiles	-	-	Yes	-	Yes
Connectivity
Bluetooth	Yes	-	Yes	Yes	Yes
Mobile Hotspot	n/a	-	n/a	n/a	-
NFC	Yes	-	-	-	-
USB	Yes Micro-USB	-	Yes Micro-USB	Yes Micro-USB	Yes
Wi-Fi	Yes 4 (802.11 b,g,n)	-	Yes 802.11 b,g	Yes 4 (802.11 b,g,n)	-
Contacts
Picture ID	n/a	Yes	n/a	n/a	Yes
Ringer ID	n/a	Yes	n/a	n/a	Yes
Voice Dialing	n/a	-	n/a	n/a	Yes
Customization
Custom Graphics	n/a	Yes	n/a	n/a	Yes
Custom Ringtones	n/a	Yes	n/a	n/a	Yes
Real-Music Ringers	n/a	-	n/a	n/a	Yes
Data & Network
Data Tethering	n/a	-	n/a	n/a	-
WAP / Web Browser	n/a	Yes	n/a	n/a	Yes
Input
Predictive Text Entry	n/a	Yes	n/a	n/a	Yes
Side Keys	Yes	Yes	Yes	Yes	Yes
Text Keyboard, Hardware	Yes	-	Yes	-	-
Touch Screen	Yes Capacitive	-	-	Yes Capacitive	-
Memory
Memory Card Slot	Yes	-	Yes	Yes	-
Messaging
Email Client	n/a	-	n/a	n/a	Yes
EMS / Picture Messaging	n/a	Yes	n/a	n/a	-
Instant Messaging	n/a	-	n/a	n/a	-
MMS	n/a	Yes	n/a	n/a	Yes
Text Messaging Templates	n/a	Yes	n/a	n/a	Yes
Music
FM Radio	Yes	-	-	Yes	-
Headphone Jack (3.5mm)	Yes	-	Yes	Yes	Yes
Music Player	n/a	-	n/a	n/a	-
Photo & Video
DLNA	-	-	-	Yes	-
Miracast	-	-	-	Yes	-
Productivity
Alarm	n/a	Yes	n/a	n/a	Yes
Calculator	n/a	Yes	n/a	n/a	Yes
Calendar	n/a	Yes	n/a	n/a	Yes
To-Do List	n/a	Yes	n/a	n/a	-
Voice Memo	n/a	Yes	n/a	n/a	Yes
Software
BREW	n/a	-	n/a	n/a	Yes
Games	n/a	Yes	n/a	n/a	Yes
Java (J2ME)	n/a	Yes	n/a	n/a	-
Voice
HD Voice	-	-	-	Yes	-
Headset Jack (2.5 mm)	n/a	Yes	n/a	n/a	-
Push-To-Talk	Yes	-	-	-	-
Speaker Phone	Yes	Yes	Yes	Yes	Yes
	* Some versions only
	NEC Terrain	Samsung SGH-X640	BlackBerry Curve 3G 9330	HTC Desire 555	LG Revere 3 / Envoy III / 237c
	X >	< X >	< X >	< X >	< X

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


Phone	NEC Terrain	Samsung SGH-X640	BlackBerry Curve 3G 9330	HTC Desire 555	LG Revere 3 / Envoy III / 237c