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Phone BlackBerry 7750 Motorola RAZR V3c Ericsson R520 Samsung SGH-X640 ZTE Z432 / Altair 2
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size ? ? ? ? 2.4" diag.
4 : 3
Display Resolution & Type 240 x 240 pixels
LCD (Color)
176 x 220 pixels
LCD (TFT/TFD)
? 128 x 160 pixels
LCD (TFT/TFD)
320 x 240 pixels
(~167 ppi)
LCD (TFT/TFD)
Display Refresh ? ? ? ? ?
Battery ? 740 mAh ? 800 mAh 900 mAh
Processor ? ? ? ? Qualcomm QSC6270
RAM ? ? ? ? 128 MB
Storage ? raw hardware ? raw hardware ? raw hardware ? raw hardware 256 MB
Main Camera - 1 megapixel - Yes 2 megapixel
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture - ? - - QVGA (320 x 240)
Front Camera - - - - -
Weight 5.01 oz
(142g)
3.49 oz
(99g)
4.23 oz
(120g)
3 oz
(85g)
3.24 oz
(92g)
Dimensions 4.76" x 3.03" x 0.71"
(121 x 77 x 18 mm)
3.9" x 2.1" x 0.6"
(99 x 53 x 15.2 mm)
5.12" x 1.97" x 0.63"
(130 x 50 x 16 mm)
3.43" x 1.81" x 0.91"
(87 x 46 x 23.1 mm)
4.48" x 2.38" x 0.44"
(114 x 60 x 11.2 mm)
Form Factor Slab Clamshell Slab Clamshell Slab
Platform / OS BlackBerry OS (proprietary) (proprietary) (proprietary) (proprietary)
Network Bands

CDMA: 850, 1900

CDMA: 850, 1900

GSM: 900, 1800, 1900

GSM: 900, 1800, 1900

WCDMA: 2, 5

GSM: 850, 1900

Data Technology 1xRTT EVDO r0 GPRS GPRS HSDPA 3.6
Features 
GPS / Location n/a Yes - - Yes
Accessibility
Adjustable Text Size n/a - - - Yes
Hearing Aid Compatible - Yes
M3 (mostly compatible)
- - Yes
M3, T3 (mostly tele-coil compatible)
Multiple Languages n/a Yes Yes Yes Yes
TTY/TDD (Digital) Yes Yes - - Yes
Alerts
Extra Display - Yes - - -
Ringer Profiles Yes - Yes - -
Connectivity
Bluetooth - Yes Yes - Yes
Infrared (IR) - - Yes - -
USB Yes Yes
Mini-USB
- - Yes
Micro-USB
Contacts
Picture ID n/a Yes - Yes Yes
Ringer ID n/a Yes - Yes Yes
Voice Dialing n/a Yes Yes - -
Customization
Custom Graphics n/a Yes - Yes Yes
Custom Ringtones n/a Yes Yes Yes -
Real-Music Ringers n/a Yes - - Yes
Data & Network
Data Tethering n/a Yes Yes - -
WAP / Web Browser n/a Yes Yes Yes Yes
Input
Predictive Text Entry n/a Yes Yes Yes Yes
Side Keys Yes Yes Yes Yes Yes
Text Keyboard, Hardware Yes - - - Yes
Memory
Memory Card Slot - - - - Yes
Messaging
Email Client n/a - - - Yes
EMS / Picture Messaging n/a Yes - Yes -
MMS n/a Yes - Yes Yes
Text Messaging Templates n/a Yes Yes Yes Yes
Music
Headphone Jack (3.5mm) - - - - Yes
Music Player n/a - - - Yes
Productivity
Alarm n/a Yes Yes Yes Yes
Calculator n/a Yes Yes Yes Yes
Calendar n/a Yes Yes Yes Yes
To-Do List n/a - - Yes -
Voice Memo n/a Yes Yes Yes Yes
Software
BREW n/a Yes - - -
Games n/a Yes Yes Yes -
Java (J2ME) n/a - - Yes -
Voice
Headset Jack (2.5 mm) n/a - - Yes -
Speaker Phone - Yes Yes Yes Yes
  BlackBerry 7750 Motorola RAZR V3c Ericsson R520 Samsung SGH-X640 ZTE Z432 / Altair 2
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone BlackBerry 7750 Motorola RAZR V3c Ericsson R520 Samsung SGH-X640 ZTE Z432 / Altair 2

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