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Phone Sanyo RL-4920 BlackBerry 7750 Motorola RAZR V3xx Ericsson R520
Current U.S. Carriers (none) (none) (none) (none)
Global Availability Released Released Released Released
Specifications 
Display Size ? ? ? ?
Display Resolution & Type 128 x 112 pixels
LCD (Color)
240 x 240 pixels
LCD (Color)
240 x 320 pixels
LCD (TFT/TFD)
?
Display Refresh ? ? ? ?
Battery 1,700 mAh ? 940 mAh ?
Processor ? ? ? ?
RAM ? ? ? ?
Storage ? raw hardware ? raw hardware ? raw hardware ? raw hardware
Main Camera - - 1 megapixel -
Wide Camera - - - -
Tele Camera - - - -
Video Capture - - ? -
Front Camera - - - -
Weight 4.03 oz
(114g)
5.01 oz
(142g)
3.63 oz
(103g)
4.23 oz
(120g)
Dimensions 4.22" x 1.85" x 0.85"
(107 x 47 x 21.6 mm)
4.76" x 3.03" x 0.71"
(121 x 77 x 18 mm)
4.05" x 2.08" x 0.58"
(103 x 53 x 14.7 mm)
5.12" x 1.97" x 0.63"
(130 x 50 x 16 mm)
Form Factor Slab Slab Clamshell Slab
Platform / OS (proprietary) BlackBerry OS (proprietary) (proprietary)
Network Bands

CDMA: 850, 1900

AMPS: 850

CDMA: 850, 1900

WCDMA: 2, 5

GSM: 850, 1800, 1900

*

GSM: 900, 1800, 1900

Data Technology 1xRTT 1xRTT HSDPA 3.6 GPRS
Features 
GPS / Location Yes n/a - -
Accessibility
Hearing Aid Compatible - - Yes -
Multiple Languages Yes n/a Yes Yes
TTY/TDD (Digital) Yes Yes Yes -
Alerts
Extra Display - - Yes -
Ringer Profiles - Yes Yes Yes
Connectivity
Bluetooth -
-
Yes
Classic Audio
Yes
HSP, Sync, OPP, DUN
Infrared (IR) - - - Yes
USB Yes Yes Yes
Mini-USB
-
Contacts
Picture ID Yes n/a Yes -
Ringer ID Yes n/a Yes -
Voice Dialing Yes n/a Yes Yes
Customization
Custom Graphics Yes n/a Yes -
Custom Ringtones Yes n/a Yes Yes
Real-Music Ringers - n/a Yes -
Data & Network
Data Tethering - n/a Yes Yes
External Antenna Jack - n/a Yes -
WAP / Web Browser Yes n/a Yes Yes
Input
Predictive Text Entry Yes n/a Yes Yes
Side Keys Yes Yes Yes Yes
Text Keyboard, Hardware - Yes - -
Memory
Memory Card Slot - - Yes -
Messaging
Email Client - n/a - -
MMS - n/a Yes -
Text Messaging Templates - n/a Yes Yes
Music
Music Player - n/a Yes -
Productivity
Alarm Yes n/a Yes Yes
Calculator Yes n/a Yes Yes
Calendar Yes n/a Yes Yes
To-Do List Yes n/a - -
Voice Memo Yes n/a Yes Yes
Software
Games Yes n/a Yes Yes
Java (J2ME) Yes n/a Yes -
Voice
Call Screening Yes - - -
Headset Jack (2.5 mm) Yes n/a - -
Push-To-Talk Yes - - -
Speaker Phone Yes - Yes Yes
  Sanyo RL-4920 BlackBerry 7750 Motorola RAZR V3xx Ericsson R520
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Sanyo RL-4920 BlackBerry 7750 Motorola RAZR V3xx Ericsson R520

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