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Phone Ericsson T66 Samsung SGH-A657 ZTE Imperial II Motorola RIZR Z3 Samsung SCH-A610
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size ? ? 5" diag.
16 : 9
? ?
Display Resolution & Type ? 176 x 220 pixels
LCD (TFT/TFD)
540 x 960 pixels
(~220 ppi)
LCD (TFT/TFD)
176 x 220 pixels
LCD (TFT/TFD)
128 x 160 pixels
LCD (TFT/TFD)
Display Refresh ? ? 60 Hz ? ?
Battery ? 1,420 mAh 2,300 mAh 780 mAh 1,300 mAh
Processor ? ? 1.2 GHz Qualcomm Snapdragon 400 (MSM8926) ? ?
RAM ? ? 1 GB ? ?
Storage ? raw hardware ? raw hardware 8 GB ? raw hardware ? raw hardware
Main Camera - - 5 megapixel 2 megapixel Yes
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture - - 720p HD QCIF (176 x 144) -
Front Camera - - 1 megapixel - -
Weight 2.08 oz
(59g)
4.34 oz
(123g)
5.07 oz
(144g)
3.92 oz
(111g)
4.23 oz
(120g)
Dimensions 3.62" x 1.61" x 0.69"
(92 x 41 x 17.5 mm)
4.53" x 2.05" x 0.77"
(115 x 52 x 19.6 mm)
5.6" x 2.8" x 0.4"
(142 x 71 x 10.2 mm)
4.15" x 1.79" x 0.65"
(105 x 45 x 16.5 mm)
3.5" x 1.9" x 0.9"
(89 x 48 x 22.9 mm)
Form Factor Slab Slab Slab Slide Clamshell
Platform / OS (proprietary) (proprietary) Android (proprietary) (proprietary)
Network Bands

GSM: 900, 1800, 1900

WCDMA: 2, 5

GSM: 850, 900, 1800, 1900

4G LTE: 2, 4, 5, 12, 17

CDMA: 850, 1900

GSM: 850, 900, 1800, 1900

CDMA: 850, 1900

Data Technology - HSDPA 3.6 LTE (Cat 3) EDGE 1xRTT
Features 
Flashlight - Yes - - -
GPS / Location - Yes n/a - Yes
Ruggedized - Yes - - -
Accessibility
Adjustable Text Size - - n/a - -
Hearing Aid Compatible - - Yes - -
Multiple Languages Yes Yes n/a Yes Yes
TTY/TDD (Digital) - Yes Yes Yes -
Alerts
Ringer Profiles Yes - - Yes -
Connectivity
Bluetooth - Yes Yes Yes -
Mobile Hotspot - - n/a - -
USB - Yes Yes
Micro-USB
Yes
Mini-USB
-
Wi-Fi - - Yes
4 (802.11 b,g,n)
- -
Contacts
Picture ID - Yes n/a Yes Yes
Ringer ID - Yes n/a Yes Yes
Voice Dialing - - n/a Yes Yes
Customization
Custom Graphics Yes Yes n/a Yes Yes
Custom Ringtones Yes Yes n/a Yes Yes
Real-Music Ringers - Yes n/a Yes -
Data & Network
Data Tethering - Yes n/a Yes Yes
WAP / Web Browser Yes Yes n/a Yes Yes
Input
Predictive Text Entry Yes Yes n/a Yes Yes
Side Keys Yes Yes Yes Yes Yes
Touch Screen - - Yes - -
Memory
Memory Card Slot - Yes Yes Yes -
Messaging
Email Client - Yes n/a Yes * -
EMS / Picture Messaging Yes - n/a Yes Yes
Instant Messaging - Yes n/a Yes -
MMS - Yes n/a Yes Yes
Text Messaging Templates Yes Yes n/a Yes Yes
Music
Headphone Jack (3.5mm) - - Yes - -
Music Player - Yes n/a Yes -
Productivity
Alarm Yes Yes n/a Yes Yes
Calculator Yes Yes n/a Yes Yes
Calendar Yes Yes n/a Yes Yes
To-Do List Yes Yes n/a - Yes
Voice Memo - Yes n/a Yes Yes
Software
BREW - - n/a - Yes
Games Yes Yes n/a Yes Yes
Java (J2ME) - Yes n/a Yes -
Voice
Headset Jack (2.5 mm) - - n/a - Yes
Push-To-Talk - Yes - - -
Speaker Phone - Yes Yes Yes -
  * Some versions only
  Ericsson T66 Samsung SGH-A657 ZTE Imperial II Motorola RIZR Z3 Samsung SCH-A610
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Phone Ericsson T66 Samsung SGH-A657 ZTE Imperial II Motorola RIZR Z3 Samsung SCH-A610

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