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	Compare with Nokia 7900 Crystal Prism	Compare with Nokia 7900 Prism
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Nokia 7900 Crystal Prism

Nokia 7900 Prism

Network
Technology	GSM / UMTS	GSM / UMTS
2G bands	GSM 850 / 900 / 1800 / 1900	GSM 850 / 900 / 1800 / 1900
3G Network	UMTS 850 / 2100	UMTS 850 / 2100
Speed	Yes, 384 kbps	Yes, 384 kbps

Launch
Announced	2008, January. Released 2008, June	2007, August. Released 2007, November
Status	Discontinued	Discontinued

Body
Dimensions	112 x 45 x 11.3 mm, 55 cc (4.41 x 1.77 x 0.44 in)	112 x 45 x 11.3 mm, 55 cc (4.41 x 1.77 x 0.44 in)
Weight	101 g (3.56 oz)	101 g (3.56 oz)
SIM	Mini-SIM	Mini-SIM

Display
Type	OLED, 16M colors	OLED, 16M colors
Size	2.0 inches, 12.4 cm2 (~24.6% screen-to-body ratio)	2.0 inches, 12.4 cm2 (~24.6% screen-to-body ratio)
Resolution	240 x 320 pixels, 4:3 ratio (~200 ppi density)	240 x 320 pixels, 4:3 ratio (~200 ppi density)

Memory
Card slot	No	No
Phonebook	Yes	Yes
Call records	20 dialed, 20 received, 20 missed calls	20 dialed, 20 received, 20 missed calls
Internal	1GB	1GB

Main Camera
Modules	2 MP	2 MP
Features	LED flash	LED flash
Video	QCIF	QCIF

Selfie Camera
Modules	No	No

Sound
Loudspeaker	Yes	Yes
3.5mm jack	No	No

Comms
WLAN	No	No
Bluetooth	2.0	2.0
Positioning	No	No
Infrared port	No	No
Radio	No	No
USB	microUSB	microUSB

Features
Sensors
	UPnP technology MP3/AAC/eAAC+/WMA player Predictive text input Organizer Voice memo Living wallpaper Configurable keypad backlighting color	UPnP technology MP3/AAC/eAAC+/WMA player Predictive text input Organizer Voice memo Living wallpaper Configurable keypad backlighting color

Battery
Type	Removable Li-Ion 850 mAh battery (BL-6P)	Removable Li-Ion 850 mAh battery (BL-6P)
Stand-by	Up to 240 h	Up to 240 h
Talk time	Up to 3 h	Up to 3 h

Misc
Colors	Black	Black
SAR	0.83 W/kg (head)     0.81 W/kg (body)	0.83 W/kg (head)     0.81 W/kg (body)
SAR EU	0.93 W/kg (head)	0.93 W/kg (head)
Price	About 170 EUR	About 170 EUR

Tests
Loudspeaker		Voice 66dB / Noise 66dB / Ring 69dB