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Phone Nokia 6255i / 6256i BlackBerry Curve 8330 ZTE Z222 / Z223 ZTE Z221
Current U.S. Carriers (none) (none) (none) (none)
Global Availability Released Released Released Released
Specifications 
Display Size ? ? 2" diag.
4 : 3
2" diag.
4 : 3
Display Resolution & Type 128 x 160 pixels
LCD (TFT/TFD)
320 x 240 pixels
LCD (TFT/TFD)
176 x 220 pixels
(~141 ppi)
LCD (TFT/TFD)
240 x 320 pixels
(~200 ppi)
LCD (TFT/TFD)
Display Refresh ? ? ? ?
Battery 1,070 mAh 1,150 mAh 900 mAh 900 mAh
Processor ? ? QSC6270 ?
RAM ? ? 64 MB ?
Storage ? raw hardware ? raw hardware 128 MB 142 MB
Main Camera Yes 2 megapixel Yes Yes
Wide Camera - - - -
Tele Camera - - - -
Video Capture ? ? ? QCIF (176 x 144)
Front Camera - - - -
Weight 4.23 oz
(120g)
4.02 oz
(114g)
3.24 oz
(92g)
3.24 oz
(92g)
Dimensions 3.36" x 1.87" x 0.97"
(85 x 47 x 24.6 mm)
4.2" x 2.4" x 0.6"
(107 x 61 x 15.2 mm)
3.76" x 1.92" x 0.73"
(96 x 49 x 18.5 mm)
3.76" x 1.92" x 0.73"
(96 x 49 x 18.5 mm)
Form Factor Clamshell Slab Clamshell Clamshell
Platform / OS (proprietary) BlackBerry OS (proprietary) (proprietary)
Network Bands

CDMA: 850, 1900

AMPS: 850

CDMA: 850, 1900

WCDMA: 2, 5

GSM: 850, 1900

WCDMA: 2, 5

GSM: 850, 900, 1800, 1900

Data Technology 1xRTT EVDO r0 HSDPA 3.6 HSDPA 3.6
Features 
GPS / Location Yes n/a - Yes
Accessibility
Hearing Aid Compatible Yes Yes Yes Yes
Multiple Languages Yes n/a Yes Yes
TTY/TDD (Digital) Yes Yes Yes Yes
Alerts
Extra Display Yes - Yes Yes
Ringer Profiles Yes Yes Yes Yes
Connectivity
Bluetooth Yes Yes Yes Yes
Infrared (IR) Yes - - -
USB Yes Yes
Mini-USB
Yes
Micro-USB
Yes
Contacts
Picture ID Yes n/a Yes -
Ringer ID Yes n/a Yes -
Voice Dialing Yes n/a - -
Customization
Custom Graphics Yes n/a Yes Yes
Custom Ringtones Yes n/a Yes Yes
Real-Music Ringers Yes n/a Yes Yes
Data & Network
Data Tethering Yes n/a - -
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 Yes - -
Messaging
Email Client Yes n/a Yes Yes
EMS / Picture Messaging Yes * n/a - -
Instant Messaging - n/a - Yes
MMS Yes n/a Yes Yes
Text Messaging Templates Yes n/a Yes Yes
Music
FM Radio Yes - Yes * -
Headphone Jack (3.5mm) - Yes - -
Music Player Yes * n/a - -
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
BREW Yes * n/a - -
Games Yes n/a Yes Yes
Java (J2ME) Yes * n/a Yes Yes
Voice
Headset Jack (2.5 mm) Yes n/a - -
Speaker Phone Yes Yes Yes Yes
  * Some versions only
  Nokia 6255i / 6256i BlackBerry Curve 8330 ZTE Z222 / Z223 ZTE Z221
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Nokia 6255i / 6256i BlackBerry Curve 8330 ZTE Z222 / Z223 ZTE Z221

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