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Phone Nokia Lumia 521 / 520 Nokia E90 BlackBerry Curve 3G 9330 Ericsson T39 Kyocera KX12
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size 4" diag.
5 : 3
? 2.5" diag.
4 : 3
? ?
Display Resolution & Type 480 x 800 pixels
(~233 ppi)
LCD (TFT/TFD)
800 x 352 pixels
LCD (TFT/TFD)
320 x 240 pixels
(~160 ppi)
LCD (TFT/TFD)
?
LCD (Grayscale)
128 x 128 pixels
LCD (STN)
Display Refresh ? ? ? ? ?
Battery 1,430 mAh 1,500 mAh 1,150 mAh ? 1,800 mAh
Processor 1 GHz Qualcomm Snapdragon S4 MSM8270 332 MHz ARM 11 ? ? ?
RAM 512 MB ? ? ? ?
Storage 8 GB ? raw hardware ? raw hardware ? raw hardware ? raw hardware
Main Camera 5 megapixel 3 megapixel 2 megapixel - -
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture 720p HD VGA (640 x 480) ? - -
Front Camera - - - - -
Weight 4.39 oz
(124g)
7.41 oz
(210g)
3.7 oz
(105g)
3.03 oz
(86g)
4.62 oz
(131g)
Dimensions 4.72" x 2.52" x 0.39"
(120 x 64 x 9.9 mm)
5.2" x 2.24" x 0.79"
(132 x 57 x 20.1 mm)
4.29" x 2.36" x 0.55"
(109 x 60 x 14 mm)
3.78" x 1.97" x 0.71"
(96 x 50 x 18 mm)
4.33" x 1.97" x 1.02"
(110 x 50 x 25.9 mm)
Form Factor Slab Clamshell Slab Flip Slab
Platform / OS Windows S60 (Symbian) BlackBerry OS (proprietary) (proprietary)
Network Bands

WCDMA: 2, 4, 5

GSM: 850, 900, 1800, 1900

*

WCDMA: 1

GSM: 850, 900, 1800, 1900

CDMA: 850, 1900

GSM: 900, 1800, 1900

CDMA: 850, 1900

AMPS: 850

Data Technology HSPA+ 21 HSDPA 3.6 EVDO r0 GPRS 1xRTT
Features 
Flashlight - - - - Yes
GPS / Location n/a n/a n/a - Yes
Ruggedized - - - - Yes
Accessibility
Adjustable Text Size n/a n/a n/a - -
Hearing Aid Compatible Yes - Yes - -
Multiple Languages n/a n/a n/a Yes Yes
TTY/TDD (Digital) Yes - Yes - Yes
Alerts
Extra Display - Yes - - -
Ringer Profiles - Yes Yes Yes -
Connectivity
Bluetooth Yes Yes Yes Yes -
Infrared (IR) - Yes - Yes -
Mobile Hotspot n/a n/a n/a - -
USB Yes Yes
Mini-USB
Yes
Micro-USB
- -
Wi-Fi Yes Yes
802.11 b,g
Yes
802.11 b,g
- -
Contacts
Picture ID n/a n/a n/a - Yes
Ringer ID n/a n/a n/a - Yes
Voice Dialing n/a n/a n/a Yes Yes
Customization
Custom Graphics n/a n/a n/a Yes Yes
Custom Ringtones n/a n/a n/a Yes Yes
Real-Music Ringers n/a n/a n/a - -
Data & Network
Data Tethering n/a n/a n/a Yes Yes
WAP / Web Browser n/a n/a n/a Yes Yes
Input
Predictive Text Entry n/a n/a n/a Yes Yes
Side Keys Yes Yes Yes Yes Yes
Text Keyboard, Hardware - Yes Yes - -
Touch Screen Yes - - - -
Memory
Memory Card Slot Yes Yes Yes - -
Messaging
Email Client n/a n/a n/a - -
EMS / Picture Messaging n/a n/a n/a - Yes
Instant Messaging n/a n/a n/a - -
MMS n/a n/a n/a - -
Text Messaging Templates n/a n/a n/a Yes Yes
Music
FM Radio - Yes - - -
Headphone Jack (3.5mm) Yes - Yes - -
Music Player n/a n/a n/a - -
Photo & Video
Video Calling n/a n/a n/a - -
Productivity
Alarm n/a n/a n/a Yes Yes
Calculator n/a n/a n/a Yes Yes
Calendar n/a n/a n/a Yes Yes
To-Do List n/a n/a n/a - -
Voice Memo n/a n/a n/a Yes Yes
Software
BREW n/a n/a n/a - Yes *
Games n/a n/a n/a Yes Yes
Java (J2ME) n/a n/a n/a - -
Voice
Headset Jack (2.5 mm) n/a n/a n/a - Yes
Push-To-Talk - Yes * - - Yes
Speaker Phone Yes Yes Yes - Yes
  * Some versions only
  Nokia Lumia 521 / 520 Nokia E90 BlackBerry Curve 3G 9330 Ericsson T39 Kyocera KX12
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Nokia Lumia 521 / 520 Nokia E90 BlackBerry Curve 3G 9330 Ericsson T39 Kyocera KX12

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