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Phone	Samsung SGH-X640	BlackBerry Curve 3G 9330	Motorola Defy (2010)	Samsung Glyde U940	Huawei Ascend XT
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	?	2.5" diag. 4 : 3	3.6" diag. 16 : 9	2.8" diag. 16.5 : 9	6" diag. 16 : 9
Display Resolution & Type	128 x 160 pixels LCD (TFT/TFD)	320 x 240 pixels (~160 ppi) LCD (TFT/TFD)	480 x 854 pixels (~272 ppi) LCD (TFT/TFD)	240 x 440 pixels (~182 ppi) LCD (TFT/TFD)	720 x 1280 pixels (~245 ppi) LCD (TFT/TFD)
Display Refresh	?	?	60 Hz	?	60 Hz
Battery	800 mAh	1,150 mAh	1,540 mAh	1,000 mAh	3,000 mAh
Processor	?	?	800 MHz TI OMAP3610	?	1.5 GHz Qualcomm Snapdragon 615 (MSM8939)
RAM	?	?	?	?	2 GB
Storage	? raw hardware	? raw hardware	? raw hardware	? raw hardware	16 GB
Main Camera	Yes	2 megapixel	5 megapixel	2 megapixel	8 megapixel
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	-	?	?	QVGA (320 x 240)	720p HD
Front Camera	-	-	-	-	2 megapixel
Weight	3 oz (85g)	3.7 oz (105g)	4.16 oz (118g)	4.2 oz (119g)	7.27 oz (206g)
Dimensions	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)	4.21" x 2.32" x 0.53" (107 x 59 x 13.4 mm)	4.09" x 1.98" x 0.71" (104 x 50 x 18 mm)	6.45" x 3.3" x 0.35" (164 x 84 x 8.9 mm)
Form Factor	Clamshell	Slab	Slab	Slide	Slab
Platform / OS	(proprietary)	BlackBerry OS	Android	(proprietary)	Android
Network Bands	GSM: 900, 1800, 1900	CDMA: 850, 1900	WCDMA: 1, 4, 5 GSM: 850, 900, 1800, 1900	CDMA: 850, 1900	4G LTE: 2, 4, 5, 12, 30 WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900
Data Technology	GPRS	EVDO r0	HSPA 7.2	EVDO r0	LTE (Cat 4)
Features
Flashlight	-	-	-	-	Yes
GPS / Location	-	n/a	n/a	Yes	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 M4 (very compatible)	Yes M4, T4 (very tele-coil compatible)
Multiple Languages	Yes	n/a	n/a	Yes	n/a
TTY/TDD (Digital)	-	Yes	Yes	Yes	Yes
Alerts
Ringer Profiles	-	Yes	-	-	-
Connectivity
Bluetooth	-	Yes	Yes	Yes	Yes
USB	-	Yes Micro-USB	Yes Micro-USB	Yes	Yes Micro-USB
Wi-Fi	-	Yes 802.11 b,g	Yes 4 (802.11 b,g,n)	-	Yes 4 (802.11 b,g,n)
Contacts
Picture ID	Yes	n/a	n/a	Yes	n/a
Ringer ID	Yes	n/a	n/a	Yes	n/a
Voice Dialing	-	n/a	n/a	Yes	n/a
Customization
Custom Graphics	Yes	n/a	n/a	Yes	n/a
Custom Ringtones	Yes	n/a	n/a	Yes	n/a
Real-Music Ringers	-	n/a	n/a	Yes	n/a
Data & Network
Data Tethering	-	n/a	n/a	Yes	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	-	Yes	-
Touch Screen	-	-	Yes Capacitive	Yes	Yes Capacitive
Memory
Memory Card Slot	-	Yes	Yes	Yes	Yes
Messaging
Email Client	-	n/a	n/a	-	n/a
EMS / Picture Messaging	Yes	n/a	n/a	-	n/a
Instant Messaging	-	n/a	n/a	-	n/a
MMS	Yes	n/a	n/a	Yes	n/a
Text Messaging Templates	Yes	n/a	n/a	Yes	n/a
Music
FM Radio	-	-	Yes	-	Yes
Headphone Jack (3.5mm)	-	Yes	Yes	-	Yes
Music Player	-	n/a	n/a	Yes	n/a
Photo & Video
DLNA	-	-	Yes	-	-
Productivity
Alarm	Yes	n/a	n/a	Yes	n/a
Calculator	Yes	n/a	n/a	Yes	n/a
Calendar	Yes	n/a	n/a	Yes	n/a
To-Do List	Yes	n/a	n/a	-	n/a
Voice Memo	Yes	n/a	n/a	-	n/a
Software
BREW	-	n/a	n/a	Yes	n/a
Games	Yes	n/a	n/a	Yes	n/a
Java (J2ME)	Yes	n/a	n/a	-	n/a
Voice
HD Voice	-	-	-	-	Yes
Headset Jack (2.5 mm)	Yes	n/a	n/a	Yes	n/a
Speaker Phone	Yes	Yes	Yes	Yes	Yes
	Samsung SGH-X640	BlackBerry Curve 3G 9330	Motorola Defy (2010)	Samsung Glyde U940	Huawei Ascend XT
	X >	< X >	< X >	< X >	< X

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


Phone	Samsung SGH-X640	BlackBerry Curve 3G 9330	Motorola Defy (2010)	Samsung Glyde U940	Huawei Ascend XT