Samsung SGH-i640 vs. Samsung SGH-i620

	Samsung SGH-i640	Samsung SGH-i620
Overall	Samsung SGH-i640	Samsung SGH-i620
Usability	Samsung SGH-i640	Samsung SGH-i620
Display Resolution	320x240px	320x240px
Display Color	65k	65k
Display Technology	TFT	TFT
Input / Navigation	QWERTY Keyboard Navigation Joystick / Button	QWERTY Keyboard Navigation Joystick / Button
Talk Time	6h	6.5h
Stand-by Time	250h	320h
Vibration	Available	Available
Ringtones	MP3 40 Channels Polyphonic	MP3 64 Channels Polyphonic
Hardware	Samsung SGH-i640	Samsung SGH-i620
Processor Speed	416MHz	Proprietary
RAM	64MB
External Memory	microSD	microSD
Internal Memory	141MB	30MB
Camera Resolution	2 Megapix	2 Megapix
Video Recording	Available	Available
Video Telephony	Available	Available
Battery	1000 mAh	1200 mAh
Software	Samsung SGH-i640	Samsung SGH-i620
Operating System	Windows Mobile 6.0	Windows Mobile 6.0
Java	MIDP 2.0	MIDP 2.0
Connectivity	Samsung SGH-i640	Samsung SGH-i620
Compatible Networks	HSDPA 2100 GSM 1800 GSM 1900 GSM 850 GSM 900	HSDPA 2100 GSM 1800 GSM 1900 GSM 900
WLAN		Wi-Fi 802.11b/g
USB	v1.1	v1.1
Bluetooth	v2.0	v2.0
EDGE	Class 10	Class 10
GPRS	Class 10	Class 10
Ergonomics	Samsung SGH-i640	Samsung SGH-i620
Dimensions	94.4x61x16.9mm 3.72" x 2.4" x 0.67"	113x59x11.8mm 4.45" x 2.32" x 0.46"
Height	94.4mm (3.72")	113mm (4.45")
Width	61mm (2.4")	59mm (2.32")
Depth	16.9mm (0.67")	11.8mm (0.46")
Weight	148g (5.22oz)	95g (3.35oz)
Form Factor	Slide	Slide
Various	Samsung SGH-i640	Samsung SGH-i620
Ballpark Price Estimate	Not Available	378.40 to 464.40 US$
Reviews	Not Available	GSMArena

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