Nokia N77 vs. Nokia E51

	Nokia N77	Nokia E51
Overall	Nokia N77	Nokia E51
Usability	Nokia N77	Nokia E51
Display Resolution	320x240px	240x320px
Display Color	16M	16M
Display Technology	TFT	TFT
Input / Navigation	Navigation Joystick / Button Numeric Keypad	Navigation Joystick / Button Numeric Keypad
Talk Time	4.5h	4.3h
Stand-by Time	170h	310h
Vibration	Available	Available
Ringtones	MP3 64 Channels Polyphonic 3D Sound	MP3 64 Channels Polyphonic
Hardware	Nokia N77	Nokia E51
Processor Speed	220MHz	369MHz
RAM	20MB	96MB
External Memory	microSD	microSD
Internal Memory	20MB	130MB
Camera Resolution	2 Megapix	2 Megapix
Camera Flash	LED
Video Recording	Available	Available
Video Telephony	Available
Battery	1100 mAh	1050 mAh
Software	Nokia N77	Nokia E51
Operating System	Symbian v9.2	Symbian v9.2
Developer Platform	Series 60 3.1 Edition	Series 60 3.1 Edition
Java	MIDP 2.0	MIDP 2.0
Connectivity	Nokia N77	Nokia E51
Compatible Networks	UMTS 2100 GSM 1800 GSM 1900 GSM 900	HSDPA 2100 HSDPA 850 GSM 1800 GSM 1900 GSM 850 GSM 900
WLAN		Wi-Fi 802.11b/g
Mobile TV	DVB-H
USB	v2.0	v2.0
Bluetooth	v1.2	v2.0
Audio Output	3.5mm Audio Connector
EDGE	Class 32	Class 32
Infrared		Available
HSCSD	Supported	Supported
Radio	FM	FM
GPRS	Class 11	Class 32
PTT	Supported	Supported
Ergonomics	Nokia N77	Nokia E51
Dimensions	111x50x18.8mm 4.37" x 1.97" x 0.74"	114.8x46x12mm 4.52" x 1.81" x 0.47"
Height	111mm (4.37")	114.8mm (4.52")
Width	50mm (1.97")	46mm (1.81")
Depth	18.8mm (0.74")	12mm (0.47")
Weight	114g (4.02oz)	100g (3.53oz)
Form Factor	Candy Bar	Candy Bar
Various	Nokia N77	Nokia E51
Ballpark Price Estimate	402.50 to 494.00 US$	212.00 to 260.20 US$
Reviews	Not Available	TechRadar   [ 90/100 ] CNET Asia   [ 80/100 ] TechRadar   [ 80/100 ] Good Gear Guide   [ 60/100 ] mobile-review MobileBurn

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