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Phone	ZTE Aspect	Motorola RAZR V3c	BlackBerry 7750	Samsung Heat	BlackBerry Z10 (GSM)
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	2.4" diag. 4 : 3	?	?	?	4.2" diag. 5 : 3
Display Resolution & Type	320 x 240 pixels (~167 ppi) LCD (TFT/TFD)	176 x 220 pixels LCD (TFT/TFD)	240 x 240 pixels LCD (Color)	240 x 320 pixels LCD (TFT/TFD)	768 x 1280 pixels (~355 ppi) LCD (TFT/TFD)
Display Refresh	?	?	?	?	?
Battery	1,000 mAh	740 mAh	?	800 mAh	1,800 mAh
Processor	230 MHz Qualcomm QSC6270	?	?	?	1.5 GHz Qualcomm Snapdragon S4
RAM	128 MB	?	?	?	2 GB
Storage	256 MB	? raw hardware	? raw hardware	? raw hardware	16 GB
Main Camera	2 megapixel	1 megapixel	-	1 megapixel	8 megapixel
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	QVGA (320 x 240)	?	-	?	1080p HD
Front Camera	-	-	-	-	2 megapixel
Weight	3.7 oz (105g)	3.49 oz (99g)	5.01 oz (142g)	3.17 oz (90g)	4.85 oz (137g)
Dimensions	4.55" x 2.4" x 0.45" (116 x 61 x 11.4 mm)	3.9" x 2.1" x 0.6" (99 x 53 x 15.2 mm)	4.76" x 3.03" x 0.71" (121 x 77 x 18 mm)	3.6" x 1.8" x 0.6" (91 x 46 x 15.2 mm)	5.12" x 2.58" x 0.35" (130 x 66 x 9 mm)
Form Factor	Slab	Clamshell	Slab	Slide	Slab
Platform / OS	(proprietary)	(proprietary)	BlackBerry OS	(proprietary)	BlackBerry 10
Network Bands	WCDMA: 2, 4 GSM: 850, 900, 1800, 1900	CDMA: 850, 1900	CDMA: 850, 1900	CDMA: 850, 1900	4G LTE: 2, 4, 5, 17 WCDMA: 1, 2, 4, 5 GSM: 850, 900, 1800, 1900 *
Data Technology	WCDMA (UMTS)	EVDO r0	1xRTT	EVDO r0	LTE (Cat 3)
Features
GPS / Location	Yes	Yes	n/a	Yes	n/a
Accessibility
Adjustable Text Size	-	-	n/a	Yes	n/a
Hearing Aid Compatible	Yes M3, T3 (mostly tele-coil compatible)	Yes M3 (mostly compatible)	-	Yes M4 (very compatible)	Yes M3, T4 (very tele-coil compatible)
Multiple Languages	Yes	Yes	n/a	Yes	n/a
TTY/TDD (Digital)	Yes	Yes	Yes	Yes	Yes
Alerts
Extra Display	-	Yes	-	-	-
Ringer Profiles	Yes	-	Yes	-	Yes
Connectivity
Bluetooth	Yes	Yes	-	Yes	Yes
Mobile Hotspot	-	-	n/a	-	n/a
NFC	-	-	-	-	Yes
USB	Yes Micro-USB	Yes Mini-USB	Yes	Yes	Yes Micro-USB
Wi-Fi	-	-	-	-	Yes 4 (802.11 a,b,g,n)
Contacts
Picture ID	Yes	Yes	n/a	Yes	n/a
Ringer ID	Yes	Yes	n/a	Yes	n/a
Voice Dialing	-	Yes	n/a	-	n/a
Customization
Custom Graphics	Yes	Yes	n/a	Yes	n/a
Custom Ringtones	Yes	Yes	n/a	Yes	n/a
Real-Music Ringers	Yes	Yes	n/a	Yes	n/a
Data & Network
Data Tethering	-	Yes	n/a	-	n/a
WAP / Web Browser	Yes	Yes	n/a	Yes	n/a
Input
Predictive Text Entry	Yes	Yes	n/a	Yes	n/a
Side Keys	Yes	Yes	Yes	Yes	Yes
Text Keyboard, Hardware	Yes	-	Yes	-	-
Touch Screen	-	-	-	-	Yes Capacitive
Memory
Memory Card Slot	Yes	-	-	-	Yes
Messaging
Email Client	Yes	-	n/a	-	n/a
EMS / Picture Messaging	-	Yes	n/a	-	n/a
Instant Messaging	-	-	n/a	-	n/a
MMS	Yes	Yes	n/a	Yes	n/a
Text Messaging Templates	Yes	Yes	n/a	Yes	n/a
Music
Headphone Jack (3.5mm)	Yes	-	-	-	Yes
Music Player	Yes	-	n/a	Yes	n/a
Photo & Video
DLNA	-	-	-	-	Yes
TV Output	-	-	-	-	Yes
Productivity
Alarm	Yes	Yes	n/a	Yes	n/a
Calculator	Yes	Yes	n/a	Yes	n/a
Calendar	Yes	Yes	n/a	Yes	n/a
To-Do List	-	-	n/a	Yes	n/a
Voice Memo	Yes	Yes	n/a	Yes	n/a
Software
BREW	-	Yes	n/a	-	n/a
Games	Yes	Yes	n/a	Yes	n/a
Java (J2ME)	Yes	-	n/a	-	n/a
Voice
Headset Jack (2.5 mm)	-	-	n/a	-	n/a
Speaker Phone	Yes	Yes	-	Yes	Yes
	ZTE Aspect	Motorola RAZR V3c	BlackBerry 7750	Samsung Heat	BlackBerry Z10 (GSM)
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NOTE: Differences are highlighted with bold / black text for visual clarity only.


Phone	ZTE Aspect	Motorola RAZR V3c	BlackBerry 7750	Samsung Heat	BlackBerry Z10 (GSM)