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| Phone | Palm Treo Pro (CDMA) | Nokia N-Gage | BlackBerry 7750 | 
| Current U.S. Carriers | (none) | (none) | (none) | 
| Global Availability | Released | Released | Released | 
| Specifications | |||
|---|---|---|---|
| Display Size | ? | ? | ? | 
| Display Resolution & Type | 
			320 x 320 pixels LCD (TFT/TFD)  | 
		
		
			176 x 208 pixels LCD (Color)  | 
		
		
			240 x 240 pixels LCD (Color)  | 
	
| Display Refresh | ? | ? | ? | 
| Battery | 1,500 mAh | 850 mAh | ? | 
| Processor | 528 MHz Qualcomm MSM7501a | ? | ? | 
| RAM | ? | ? | ? | 
| Storage | ? raw hardware | ? raw hardware | ? raw hardware | 
| Main Camera | 2 megapixel | - | - | 
| Wide Camera | - | - | - | 
| Tele Camera | - | - | - | 
| Video Capture | ? | - | - | 
| Front Camera | - | - | - | 
| Weight | 
			4.69 oz (133g)  | 
		
		
			4.83 oz (137g)  | 
		
		
			5.01 oz (142g)  | 
	
| Dimensions | 
			4.49" x 2.36" x 0.53" (114 x 60 x 13.5 mm)  | 
		
		
			5.26" x 2.74" x 0.8" (134 x 70 x 20.3 mm)  | 
		
		
			4.76" x 3.03" x 0.71" (121 x 77 x 18 mm)  | 
	
| Platform / OS | Windows Mobile Professional | S60 (Symbian) | BlackBerry OS | 
| Network Bands | 
			 CDMA: 850, 1900  | 
		
		
			 GSM: 900, 1800, 1900  | 
		
		
			 CDMA: 850, 1900  | 
	
| Data Technology | EVDO rA | GPRS | 1xRTT | 
| Features | |||
| Accessibility | |||
| Hearing Aid Compatible | Yes | - | - | 
| TTY/TDD (Digital) | Yes | - | Yes | 
| Alerts | |||
| Ringer Profiles | - | Yes | Yes | 
| Connectivity | |||
| Bluetooth | 
			Yes Classic Audio  | 
		
		
			Yes Classic Audio  | 
		
		- | 
| Infrared (IR) | Yes | - | - | 
| USB | 
			Yes Micro-USB  | 
		
		Yes | Yes | 
| Wi-Fi | 
			Yes 802.11 b,g  | 
		
		- | - | 
| Input | |||
| Side Keys | Yes | - | Yes | 
| Stylus | Yes | - | - | 
| Text Keyboard, Hardware | Yes | - | Yes | 
| Touch Screen | Yes | - | - | 
| Memory | |||
| Memory Card Slot | Yes | Yes | - | 
| Music | |||
| FM Radio | - | Yes | - | 
| Headphone Jack (3.5mm) | Yes | - | - | 
| Voice | |||
| Speaker Phone | Yes | Yes | - | 
| Palm Treo Pro (CDMA) | Nokia N-Gage | BlackBerry 7750 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Palm Treo Pro (CDMA) | Nokia N-Gage | BlackBerry 7750 | 











