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Phone Samsung SCH-A990 Ericsson T66 Motorola RIZR Z3 Nokia Lumia 521 / 520 Alcatel Pop Mega
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size ? ? ? 4" diag.
5 : 3
6" diag.
16 : 9
Display Resolution & Type 240 x 320 pixels
LCD (TFT/TFD)
? 176 x 220 pixels
LCD (TFT/TFD)
480 x 800 pixels
(~233 ppi)
LCD (TFT/TFD)
540 x 960 pixels
(~184 ppi)
LCD (TFT/TFD)
Display Refresh ? ? ? ? 60 Hz
Battery 1,000 mAh ? 780 mAh 1,430 mAh 3,400 mAh
Processor ? ? ? 1 GHz Qualcomm Snapdragon S4 MSM8270 1.2 GHz Qualcomm Snapdragon 400 (MSM8926)
RAM ? ? ? 512 MB 1 GB
Storage ? raw hardware ? raw hardware ? raw hardware 8 GB 4 GB
Main Camera 3 megapixel - 2 megapixel 5 megapixel 8 megapixel
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture ? - QCIF (176 x 144) 720p HD 1080p HD
Front Camera - - - - 2 megapixel
Weight 4.4 oz
(125g)
2.08 oz
(59g)
3.92 oz
(111g)
4.39 oz
(124g)
6.42 oz
(182g)
Dimensions 3.8" x 1.88" x 0.82"
(97 x 48 x 20.8 mm)
3.62" x 1.61" x 0.69"
(92 x 41 x 17.5 mm)
4.15" x 1.79" x 0.65"
(105 x 45 x 16.5 mm)
4.72" x 2.52" x 0.39"
(120 x 64 x 9.9 mm)
6.39" x 3.32" x 0.34"
(162 x 84 x 8.6 mm)
Form Factor Clamshell Slab Slide Slab Slab
Platform / OS (proprietary) (proprietary) (proprietary) Windows Android
Network Bands

CDMA: 850, 1900

GSM: 900, 1800, 1900

GSM: 850, 900, 1800, 1900

WCDMA: 2, 4, 5

GSM: 850, 900, 1800, 1900

*

4G LTE: 4, 17

WCDMA: 2, 5

GSM: 850, 900, 1800, 1900

Data Technology EVDO r0 - EDGE HSPA+ 21 LTE (Cat 4)
Features 
Flashlight Yes - - - Yes
GPS / Location Yes - - n/a n/a
Accessibility
Adjustable Text Size - - - n/a n/a
Hearing Aid Compatible Yes
M3 (mostly compatible)
- - Yes
M3, T4 (very tele-coil compatible)
Yes
M4, T3 (mostly tele-coil compatible)
Multiple Languages Yes Yes Yes n/a n/a
TTY/TDD (Digital) Yes - Yes Yes Yes
Alerts
Extra Display Yes - - - -
Ringer Profiles - Yes Yes - -
Connectivity
Bluetooth Yes - Yes Yes Yes
Mobile Hotspot - - - n/a n/a
USB Yes - Yes
Mini-USB
Yes Yes
Micro-USB
Wi-Fi - - - Yes Yes
4 (802.11 b,g,n)
Contacts
Picture ID Yes - Yes n/a n/a
Ringer ID Yes - Yes n/a n/a
Voice Dialing Yes - Yes n/a n/a
Customization
Custom Graphics Yes Yes Yes n/a n/a
Custom Ringtones Yes Yes Yes n/a n/a
Real-Music Ringers Yes - Yes n/a n/a
Data & Network
Data Tethering Yes - Yes n/a n/a
WAP / Web Browser Yes Yes Yes n/a n/a
Input
Predictive Text Entry Yes Yes Yes n/a n/a
Side Keys Yes Yes Yes Yes Yes
Touch Screen - - - Yes
Capacitive
Yes
Capacitive
Memory
Memory Card Slot Yes - Yes Yes Yes
Messaging
Email Client - - Yes * n/a n/a
EMS / Picture Messaging Yes Yes Yes n/a n/a
Instant Messaging - - Yes n/a n/a
MMS Yes - Yes n/a n/a
Text Messaging Templates Yes Yes Yes n/a n/a
Music
FM Radio - - - - Yes
Headphone Jack (3.5mm) - - - Yes Yes
Music Player Yes - Yes n/a n/a
Stereo Speakers Yes - - - -
Photo & Video
TV Output Yes - - - -
Productivity
Alarm Yes Yes Yes n/a n/a
Calculator Yes Yes Yes n/a n/a
Calendar Yes Yes Yes n/a n/a
To-Do List - Yes - n/a n/a
Voice Memo Yes - Yes n/a n/a
Software
BREW Yes - - n/a n/a
Games Yes Yes Yes n/a n/a
Java (J2ME) - - Yes n/a n/a
Voice
Speaker Phone Yes - Yes Yes Yes
  * Some versions only
  Samsung SCH-A990 Ericsson T66 Motorola RIZR Z3 Nokia Lumia 521 / 520 Alcatel Pop Mega
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Samsung SCH-A990 Ericsson T66 Motorola RIZR Z3 Nokia Lumia 521 / 520 Alcatel Pop Mega

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