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| Phone | Sanyo MM-5600 | BlackBerry 7100 / 7105 | ZTE Z331 | 
| Current U.S. Carriers | (none) | (none) | (none) | 
| Global Availability | Released | Released | Released | 
| Specifications | |||
|---|---|---|---|
| Display Size | ? | ? | 
			2.4" diag. 4 : 3  | 
	
| Display Resolution & Type | 
			240 x 320 pixels LCD (TFT/TFD)  | 
		
		
			240 x 260 pixels LCD (Color)  | 
		
		
			176 x 220 pixels (~117 ppi) LCD (TFT/TFD)  | 
	
| Display Refresh | ? | ? | ? | 
| Battery | 1,000 mAh | ? | 950 mAh | 
| Processor | ? | ? | ? | 
| RAM | ? | ? | ? | 
| Storage | ? raw hardware | ? raw hardware | ? raw hardware | 
| Main Camera | 1 megapixel | - | 3 megapixel | 
| Wide Camera | - | - | - | 
| Tele Camera | - | - | - | 
| Video Capture | ? | - | QCIF (176 x 144) | 
| Front Camera | - | - | - | 
| Weight | 
			4.52 oz (128g)  | 
		
		
			4.3 oz (122g)  | 
		
		
			4 oz (113g)  | 
	
| Dimensions | 
			3.66" x 1.91" x 1.04" (93 x 49 x 26.4 mm)  | 
		
		
			4.7" x 2.3" x 0.7" (119 x 58 x 17.8 mm)  | 
		
		
			3.84" x 2.02" x 0.69" (98 x 51 x 17.5 mm)  | 
	
| Form Factor | Clamshell | Slab | Clamshell | 
| Platform / OS | (proprietary) | BlackBerry OS | (proprietary) | 
| Network Bands | 
			 CDMA: 850, 1900 AMPS: 850  | 
		
		
			 GSM: 850, 900, 1800, 1900  | 
		
		
			 WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900  | 
	
| Data Technology | 1xRTT | GPRS | HSDPA 3.6 | 
| Features | |||
| Flashlight | Yes | - | - | 
| GPS / Location | Yes | n/a | Yes | 
| Accessibility | |||
| Hearing Aid Compatible | Yes | - | Yes | 
| Multiple Languages | Yes | n/a | Yes | 
| TTY/TDD (Digital) | Yes | Yes | Yes | 
| Alerts | |||
| Extra Display | Yes | - | Yes | 
| Ringer Profiles | - | Yes | Yes | 
| Connectivity | |||
| Bluetooth | - | 
			Yes Classic Audio  | 
		
		
			Yes Classic Audio  | 
	
| USB | Yes | Yes | 
			Yes Micro-USB  | 
	
| Contacts | |||
| Picture ID | Yes | n/a | Yes | 
| Ringer ID | Yes | n/a | Yes | 
| Voice Dialing | Yes | n/a | - | 
| Customization | |||
| Custom Graphics | Yes | n/a | Yes | 
| Custom Ringtones | Yes | n/a | Yes | 
| Real-Music Ringers | Yes | n/a | Yes | 
| Data & Network | |||
| Data Tethering | - | n/a | Yes | 
| WAP / Web Browser | Yes | n/a | Yes | 
| Input | |||
| Predictive Text Entry | Yes | n/a | Yes | 
| Side Keys | Yes | Yes | Yes | 
| Text Keyboard, Hardware | - | Yes | - | 
| Memory | |||
| Memory Card Slot | Yes | - | Yes | 
| Messaging | |||
| Email Client | - | n/a | Yes | 
| Instant Messaging | - | n/a | Yes | 
| MMS | - | n/a | Yes | 
| Text Messaging Templates | - | n/a | Yes | 
| Music | |||
| Music Player | Yes | n/a | Yes | 
| Productivity | |||
| Alarm | Yes | n/a | Yes | 
| Calculator | Yes | n/a | Yes | 
| Calendar | Yes | n/a | Yes | 
| To-Do List | Yes | n/a | - | 
| Voice Memo | Yes | n/a | Yes | 
| Software | |||
| Games | Yes | n/a | Yes | 
| Java (J2ME) | Yes | n/a | Yes | 
| Voice | |||
| Call Screening | Yes | - | - | 
| Headset Jack (2.5 mm) | Yes | n/a | - | 
| Push-To-Talk | Yes | - | - | 
| Speaker Phone | Yes | Yes | Yes | 
| Sanyo MM-5600 | BlackBerry 7100 / 7105 | ZTE Z331 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Sanyo MM-5600 | BlackBerry 7100 / 7105 | ZTE Z331 | 











