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BlackBerry Curve 8520

BlackBerry Bold 9790

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BlackBerry Curve 8520
MORE PICTURES BlackBerry Bold 9790
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BlackBerry Curve 8520

BlackBerry Bold 9790

Network
Technology GSM GSM / HSPA
2G bands GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900
3G Network HSDPA 850 / 1900 / 2100 / 800
  HSDPA 900 / 1700 / 2100
Speed HSPA 7.2/5.76 Mbps
Launch
Announced 2009, July. Released 2009, August 2011, November. Released 2011, December
Status Discontinued Discontinued
Body
Dimensions 109 x 60 x 13.9 mm (4.29 x 2.36 x 0.55 in) 110 x 60 x 11.4 mm (4.33 x 2.36 x 0.45 in)
Weight 106 g (3.74 oz) 107 g (3.77 oz)
Keyboard QWERTY QWERTY
SIM Mini-SIM Mini-SIM
 Optical trackpad Optical trackpad
Display
Type TFT, 65K colors TFT
Size 2.46 inches, 18.7 cm2 (~28.7% screen-to-body ratio) 2.45 inches, 18.6 cm2 (~28.2% screen-to-body ratio)
Resolution 320 x 240 pixels, 4:3 ratio (~163 ppi density) 480 x 360 pixels, 4:3 ratio (~245 ppi density)
Platform
OS BlackBerry OS 5.0 BlackBerry OS 7.0
CPU 512 MHz Marvel Tavor MG1 1.0 GHz
Memory
Card slot microSDHC (dedicated slot) microSDHC (dedicated slot)
Internal 256MB 8GB 768MB RAM
Main Camera
Modules 2 MP 5 MP, AF
Features LED flash
Video 320p 480p
Selfie Camera
Modules No No
ADVERTISEMENT
Sound
Loudspeaker Yes Yes
3.5mm jack Yes Yes
 Dedicated music keys
Comms
WLAN Wi-Fi 802.11b/g Wi-Fi 802.11 a/b/g/n, dual-band
Bluetooth 2.0, A2DP 2.1, A2DP, EDR
Positioning No GPS, A-GPS
NFC Carrier dependent
Infrared port No No
Radio No No
USB microUSB microUSB 2.0
Features
Sensors
 MP3/eAAC+/WMA/WAV player
MP4/H.264/WMV player
Organizer
Voice memo/dial
Predictive text input
Battery
Type Removable Li-Ion 1150 mAh battery Removable Li-Ion 1230 mAh battery (JM-1)
Stand-by Up to 408 h Up to 432 h (2G) / Up to 408 h (3G)
Talk time Up to 4 h 30 min Up to 5 h 10 min (2G) / Up to 5 h 20 min (3G)
Music play Up to 33 h
Misc
Colors Black Black, White
SAR 1.22 W/kg (head)     0.83 W/kg (body)     1.35 W/kg (head)     0.81 W/kg (body)    
SAR EU 1.02 W/kg (head)     0.78 W/kg (body)     1.56 W/kg (head)     0.84 W/kg (body)    
Price About 70 EUR About 130 EUR
Tests
Display Contrast ratio: 1043:1 (nominal)
Loudspeaker Voice 69dB / Noise 68dB / Ring 76dB Voice 61dB / Noise 60dB / Ring 63dB
Audio quality Noise -87.2dB / Crosstalk -86.6dB Noise -89.4dB / Crosstalk -32.7dB
Battery (old) Endurance rating 35h

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