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Phone BlackBerry 8820 BlackBerry 7750 Huawei W1 BlackBerry Curve 3G 9330
Current U.S. Carriers (none) (none) (none) (none)
Global Availability Released Released Released Released
Specifications 
Display Size ? ? 4" diag.
5 : 3
2.5" diag.
4 : 3
Display Resolution & Type 320 x 240 pixels
LCD (TFT/TFD)
240 x 240 pixels
LCD (Color)
480 x 800 pixels
(~233 ppi)
LCD (TFT/TFD)
320 x 240 pixels
(~160 ppi)
LCD (TFT/TFD)
Display Refresh ? ? ? ?
Battery 1,400 mAh ? 1,950 mAh 1,150 mAh
Processor ? ? 1.2 GHz Qualcomm Snapdragon 400 MSM8230 ?
RAM ? ? 512 MB ?
Storage ? raw hardware ? raw hardware 4 GB ? raw hardware
Main Camera - - 5 megapixel 2 megapixel
Wide Camera - - - -
Tele Camera - - - -
Video Capture - - 720p HD ?
Front Camera - - Yes -
Weight 4.73 oz
(134g)
5.01 oz
(142g)
4.41 oz
(125g)
3.7 oz
(105g)
Dimensions 4.49" x 2.6" x 0.55"
(114 x 66 x 14 mm)
4.76" x 3.03" x 0.71"
(121 x 77 x 18 mm)
4.84" x 2.5" x 0.41"
(123 x 64 x 10.4 mm)
4.29" x 2.36" x 0.55"
(109 x 60 x 14 mm)
Platform / OS BlackBerry OS BlackBerry OS Windows BlackBerry OS
Network Bands

GSM: 850, 900, 1800, 1900

CDMA: 850, 1900

WCDMA: 2, 4, 5

GSM: 850, 900, 1800, 1900

CDMA: 850, 1900

Data Technology EDGE 1xRTT HSPA+ 21 EVDO r0
Features 
Accessibility
Hearing Aid Compatible - - Yes Yes
TTY/TDD (Digital) Yes Yes - Yes
Alerts
Ringer Profiles Yes Yes - Yes
Connectivity
Bluetooth Yes
Classic Audio
-
Yes
Classic Audio
Yes
Classic Audio
USB Yes
Mini-USB
Yes Yes
Micro-USB
Yes
Micro-USB
Wi-Fi Yes - Yes
4 (802.11 b,g,n)
Yes
802.11 b,g
Input
Side Keys Yes Yes Yes Yes
Text Keyboard, Hardware Yes Yes - Yes
Touch Screen - - Yes -
Memory
Memory Card Slot Yes - Yes Yes
Music
Headphone Jack (3.5mm) - - Yes Yes
Voice
Push-To-Talk Yes * - - -
Speaker Phone Yes - Yes Yes
  * Some versions only
  BlackBerry 8820 BlackBerry 7750 Huawei W1 BlackBerry Curve 3G 9330
  X > < X > < X > < X

NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone BlackBerry 8820 BlackBerry 7750 Huawei W1 BlackBerry Curve 3G 9330

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