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| Phone | Samsung SGH-X640 | BLU Life One X3 | TCL 20 SE | BlackBerry Pearl 8110 | LG VX-8550 Chocolate | 
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) | 
| Global Availability | Released | Released | Released | Released | Released | 
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size | ? | 
			5.5" diag. 16 : 9  | 
		
		
			6.8" diag. 20.5 : 9  | 
		
		? | ? | 
| Display Resolution & Type | 
			128 x 160 pixels LCD (TFT/TFD)  | 
		
		
			1080 x 1920 pixels (~401 ppi) LCD (TFT/TFD)  | 
		
		
			720 x 1640 pixels (~263 ppi) LCD (TFT/TFD)  | 
		
		
			240 x 260 pixels LCD (TFT/TFD)  | 
		
		
			240 x 320 pixels LCD (TFT/TFD)  | 
	
| Display Refresh | ? | 60 Hz | 60 Hz | ? | ? | 
| Battery | 800 mAh | 5,000 mAh | 5,000 mAh | ? | 800 mAh | 
| Processor | ? | 1.3 GHz MediaTek 6753 | 1.6 GHz Qualcomm Snapdragon 460 | ? | ? | 
| RAM | ? | 3 GB | 4 GB | ? | ? | 
| Storage | ? raw hardware | 32 GB | 128 GB | ? raw hardware | ? raw hardware | 
| Main Camera | Yes | 13 megapixel | 48 megapixel | 2 megapixel | 1 megapixel | 
| Wide Camera | - | - | 5 megapixel | - | - | 
| Tele Camera | - | - | - | - | - | 
| Video Capture | - | 1080p HD | 1080p HD | ? | QCIF (176 x 144) | 
| Front Camera | - | 13 megapixel | 13 megapixel | - | - | 
| Weight | 
			3 oz (85g)  | 
		
		
			6.42 oz (182g)  | 
		
		
			7.31 oz (207g)  | 
		
		
			3.2 oz (91g)  | 
		
		
			3.24 oz (92g)  | 
	
| Dimensions | 
			3.43" x 1.81" x 0.91" (87 x 46 x 23.1 mm)  | 
		
		
			6.02" x 2.97" x 0.35" (153 x 75 x 8.9 mm)  | 
		
		
			6.78" x 3.04" x 0.35" (172 x 77 x 8.9 mm)  | 
		
		
			4.2" x 1.97" x 0.55" (107 x 50 x 14 mm)  | 
		
		
			3.85" x 1.87" x 0.67" (98 x 47 x 17 mm)  | 
	
| Form Factor | Clamshell | Slab | Slab | Slab | Slide | 
| Platform / OS | (proprietary) | Android | Android | BlackBerry OS | (proprietary) | 
| Network Bands | 
			 GSM: 900, 1800, 1900  | 
		
		
			 4G LTE: 1, 2, 3, 4, 7, 12, 17, 28 WCDMA: 1, 2, 4, 5, 8 GSM: 850, 900, 1800, 1900  | 
		
		
			 4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 26, 28, 66 WCDMA: 1, 2, 4, 5, 8 GSM: 850, 900, 1800, 1900  | 
		
		
			 GSM: 850, 900, 1800, 1900  | 
		
		
			 CDMA: 850, 1900  | 
	
| Data Technology | GPRS | LTE (Cat 4) | LTE (Cat 4) | EDGE | EVDO r0 | 
| Features | |||||
| Fingerprint Reader | - | 
			Yes stand-alone  | 
		
		
			Yes stand-alone  | 
		
		- | - | 
| Flashlight | - | Yes | Yes | - | - | 
| GPS / Location | - | n/a | n/a | n/a | Yes | 
| Accessibility | |||||
| Adjustable Text Size | - | n/a | n/a | n/a | - | 
| Hearing Aid Compatible | - | - | Yes | - | Yes | 
| Multiple Languages | Yes | n/a | n/a | n/a | Yes | 
| TTY/TDD (Digital) | - | Yes | Yes | - | Yes | 
| Alerts | |||||
| Ringer Profiles | - | - | - | Yes | - | 
| Connectivity | |||||
| Bluetooth | - | Yes | 
			Yes Classic Audio  | 
		
		
			Yes Classic Audio  | 
		
		
			Yes Classic Audio  | 
	
| USB | - | 
			Yes Micro-USB  | 
		
		
			Yes USB Type C  | 
		
		Yes | Yes | 
| Wi-Fi | - | 
			Yes 4 (802.11 b,g,n)  | 
		
		
			Yes 4 (802.11 b,g,n)  | 
		
		- | - | 
| Contacts | |||||
| Picture ID | Yes | n/a | n/a | n/a | Yes | 
| Ringer ID | Yes | n/a | n/a | n/a | Yes | 
| Voice Dialing | - | n/a | n/a | n/a | Yes | 
| Customization | |||||
| Custom Graphics | Yes | n/a | n/a | n/a | Yes | 
| Custom Ringtones | Yes | n/a | 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 | Yes | 
| Dual-SIM | - | Yes | - | - | - | 
| WAP / Web Browser | Yes | n/a | n/a | n/a | Yes | 
| Input | |||||
| Predictive Text Entry | Yes | n/a | n/a | n/a | Yes | 
| Side Keys | Yes | Yes | Yes | Yes | Yes | 
| Text Keyboard, Hardware | - | - | - | Yes | - | 
| Touch Screen | - | Yes | Yes | - | - | 
| 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 | n/a | Yes | 
| Text Messaging Templates | Yes | n/a | n/a | n/a | Yes | 
| Music | |||||
| FM Radio | - | Yes | Yes | - | - | 
| Headphone Jack (3.5mm) | - | Yes | Yes | Yes | - | 
| Music Player | - | n/a | n/a | n/a | Yes | 
| Power | |||||
| Fast Charging | - | Yes | - | - | - | 
| Productivity | |||||
| Alarm | Yes | n/a | n/a | n/a | Yes | 
| Calculator | Yes | n/a | n/a | n/a | Yes | 
| Calendar | Yes | n/a | n/a | n/a | Yes | 
| To-Do List | Yes | n/a | n/a | n/a | - | 
| Voice Memo | Yes | n/a | n/a | n/a | Yes | 
| Software | |||||
| BREW | - | n/a | n/a | n/a | Yes | 
| Games | Yes | n/a | n/a | n/a | Yes | 
| Java (J2ME) | Yes | n/a | n/a | n/a | - | 
| Voice | |||||
| HD Voice | - | - | Yes | - | - | 
| Headset Jack (2.5 mm) | Yes | n/a | n/a | n/a | Yes | 
| Speaker Phone | Yes | Yes | Yes | Yes | Yes | 
| Samsung SGH-X640 | BLU Life One X3 | TCL 20 SE | BlackBerry Pearl 8110 | LG VX-8550 Chocolate | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung SGH-X640 | BLU Life One X3 | TCL 20 SE | BlackBerry Pearl 8110 | LG VX-8550 Chocolate | 











