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| Phone | Samsung SGH-E640 | Siemens A56 / A56i | Motorola RAZR V3c | HTC EVO Shift 4G | HTC G2 | 
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) | 
| Global Availability | Released | Released | Released | Released | Released | 
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size | ? | ? | ? | 
			3.6" diag. 5 : 3  | 
		
		
			3.7" diag. 5 : 3  | 
	
| Display Resolution & Type | 
			176 x 220 pixels LCD (TFT/TFD)  | 
		
		101 x 64 pixels | 
			176 x 220 pixels LCD (TFT/TFD)  | 
		
		
			480 x 800 pixels (~259 ppi) LCD (TFT/TFD)  | 
		
		
			480 x 800 pixels (~252 ppi) LCD (TFT/TFD)  | 
	
| Display Refresh | ? | ? | ? | 60 Hz | 60 Hz | 
| Battery | 800 mAh | 700 mAh | 740 mAh | 1,500 mAh | 1,300 mAh | 
| Processor | ? | ? | ? | 800 MHz Qualcomm S2 MSM7630 | 800 MHz Qualcomm S2 MSM7230 | 
| RAM | ? | ? | ? | ? | ? | 
| Storage | ? raw hardware | ? raw hardware | ? raw hardware | ? raw hardware | ? raw hardware | 
| Main Camera | 1 megapixel | - | 1 megapixel | 5 megapixel | 5 megapixel | 
| Wide Camera | - | - | - | - | - | 
| Tele Camera | - | - | - | - | - | 
| Video Capture | QCIF (176 x 144) | - | ? | 720p HD | 720p HD | 
| Front Camera | - | - | - | - | - | 
| Weight | 
			3.17 oz (90g)  | 
		
		
			3 oz (85g)  | 
		
		
			3.49 oz (99g)  | 
		
		
			5.87 oz (166g)  | 
		
		
			6.5 oz (184g)  | 
	
| Dimensions | 
			3.37" x 1.78" x 0.93" (86 x 45 x 23.6 mm)  | 
		
		
			4" x 1.7" x 0.8" (102 x 43 x 20.3 mm)  | 
		
		
			3.9" x 2.1" x 0.6" (99 x 53 x 15.2 mm)  | 
		
		
			4.6" x 2.32" x 0.61" (117 x 59 x 15.5 mm)  | 
		
		
			4.68" x 2.37" x 0.55" (119 x 60 x 14 mm)  | 
	
| Form Factor | Clamshell | Slab | Clamshell | Slide | Slab | 
| Platform / OS | (proprietary) | (proprietary) | (proprietary) | Android | Android | 
| Network Bands | 
			 GSM: 900, 1800, 1900  | 
		
		
			 GSM: 850, 1900  | 
		
		
			 CDMA: 850, 1900  | 
		
		
			 4G WiMAX: 41 CDMA: 850, 1900  | 
		
		
			 WCDMA: 1, 4 GSM: 850, 900, 1800, 1900  | 
	
| Data Technology | GPRS | - | EVDO r0 | WiMAX | HSPA 14.4 | 
| Features | |||||
| Flashlight | - | - | - | Yes | - | 
| GPS / Location | - | Yes | Yes | n/a | n/a | 
| Accessibility | |||||
| Hearing Aid Compatible | - | - | Yes | Yes | Yes | 
| Multiple Languages | Yes | - | Yes | n/a | n/a | 
| TTY/TDD (Digital) | - | Yes | Yes | Yes | - | 
| Alerts | |||||
| Extra Display | Yes | - | Yes | - | - | 
| Ringer Profiles | - | Yes | - | - | - | 
| Connectivity | |||||
| Bluetooth | 
			Yes Classic Audio  | 
		
		- | 
			Yes Classic Audio  | 
		
		
			Yes Classic Audio  | 
		
		
			Yes Classic Audio  | 
	
| Mobile Hotspot | - | - | - | n/a | n/a | 
| USB | Yes | - | 
			Yes Mini-USB  | 
		
		
			Yes Micro-USB  | 
		
		Yes | 
| Wi-Fi | - | - | - | 
			Yes 4 (802.11 b,g,n)  | 
		
		
			Yes 4 (802.11 b,g,n)  | 
	
| Contacts | |||||
| Picture ID | Yes | Yes | Yes | n/a | n/a | 
| Ringer ID | Yes | Yes | Yes | n/a | n/a | 
| Voice Dialing | - | - | Yes | n/a | n/a | 
| Customization | |||||
| Changeable Body Plates | - | Yes | - | - | - | 
| Custom Graphics | Yes | Yes | Yes | n/a | n/a | 
| Custom Ringtones | Yes | Yes | Yes | n/a | n/a | 
| Real-Music Ringers | Yes | - | Yes | n/a | n/a | 
| Data & Network | |||||
| Data Tethering | - | - | Yes | n/a | n/a | 
| WAP / Web Browser | Yes | Yes | Yes | n/a | n/a | 
| Input | |||||
| Predictive Text Entry | Yes | Yes | Yes | n/a | n/a | 
| Side Keys | Yes | - | Yes | Yes | Yes | 
| Text Keyboard, Hardware | - | - | - | Yes | Yes | 
| Touch Screen | - | - | - | Yes | Yes | 
| Memory | |||||
| Memory Card Slot | - | - | - | Yes | Yes | 
| Messaging | |||||
| Email Client | Yes | - | - | n/a | n/a | 
| EMS / Picture Messaging | Yes | Yes | Yes | n/a | n/a | 
| Instant Messaging | - | - | - | n/a | n/a | 
| MMS | Yes | - | Yes | n/a | n/a | 
| Text Messaging Templates | Yes | - | Yes | n/a | n/a | 
| Music | |||||
| FM Radio | - | - | - | Yes | - | 
| Headphone Jack (3.5mm) | - | - | - | Yes | Yes | 
| Music Player | Yes | - | - | n/a | n/a | 
| Productivity | |||||
| Alarm | Yes | Yes | Yes | n/a | n/a | 
| Calculator | Yes | Yes | Yes | n/a | n/a | 
| Calendar | Yes | - | Yes | n/a | n/a | 
| To-Do List | Yes | - | - | n/a | n/a | 
| Voice Memo | Yes | - | Yes | n/a | n/a | 
| Software | |||||
| BREW | - | - | Yes | n/a | n/a | 
| Games | Yes | Yes | Yes | n/a | n/a | 
| Java (J2ME) | Yes | - | - | n/a | n/a | 
| Voice | |||||
| Speaker Phone | Yes | - | Yes | Yes | Yes | 
| Samsung SGH-E640 | Siemens A56 / A56i | Motorola RAZR V3c | HTC EVO Shift 4G | HTC G2 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung SGH-E640 | Siemens A56 / A56i | Motorola RAZR V3c | HTC EVO Shift 4G | HTC G2 | 











