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Zen Mobile M25 vs Lemon Mobiles B639 Size compare

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Zen Mobile M25 Remove phone

Posted: 02 Aug 2011
Market Status: Released
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Lemon Mobiles B639 Remove phone

Posted: 07 Feb 2012
Market Status: Released

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Design
Device typeFeature phoneFeature phone 
Dimensions 4.33 x 1.85 x 0.54 inches (110 x 47 x 13.75 mm) 
Weight 3.35 oz (95 g)
the average is 5.4 oz (155 g)
 
FeaturesNumeric keypad, D-Pad, Soft keysNumeric keypad, Soft keys, D-Pad 
ColorsGray  
Display
Physical size2.4 inches2.6 inches 
Resolution320 x 240 pixels  
Pixel density

Pixel density - The pixel density of a display represents the number of pixels over an area of one inch. It’s measured in “pixels per inch”, or ppi. The higher the number, the more detailed and good-looking the display is.

167 ppi  
Camera
Camera1.3 megapixels1.3 megapixels 
CamcorderYes  
Hardware
Storage expansion

Storage expansion - Some handsets allow you to expand their storage capacity by using a memory expansion card – most often microSD. Expansion memory is mostly suitable for media storage, such as photo, video or music content.

microSD, microSDHC up to 4 GBmicroSD, microSDHC up to 16 GB 
Battery
Capacity

Capacity - The bigger, the better! However, battery capacity is not the only factor that has an effect on battery life. Those include the chipset in use, the software running on the device, as well as the consumer's unique usage pattern.

2500 mAh3000 mAh 
TypeUser replaceable, Li - IonUser replaceable, Li - Polymer 
Talk time12.00 hours
the average is 20 h (1190 min)
20.00 hours
the average is 20 h (1190 min)
 
Stand-by time72.0 days (1728 hours)
the average is 19 days (463 h)
45.0 days (1080 hours)
the average is 19 days (463 h)
 
specifications continue after the ad
Multimedia
RadioFMFM 
SpeakersLoudspeaker  
Cellular
GSM900, 1800 MHz900, 1800 MHz 
Multiple SIM cards2 slots2 slots 
Phone features
NotificationsMusic ringtones (MP3, MIDI), Flight modeMusic ringtones (MP3, WAV, AMR, MIDI), Polyphonic ringtones, Vibration, Silent mode 
Other features Voice recording 
Connectivity
BluetoothYesYes 
USBYesYes 
Features Mass storage device 
Other Tethering, Computer sync 

To see the full specifications with in-depth details click here.

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