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Phone Motorola i450 / i455 Huawei Ascend XT Samsung SGH-A157 Ericsson T66
Current U.S. Carriers (none) (none) (none) (none)
Global Availability Released Released Released Released
Specifications 
Display Size ? 6" diag.
16 : 9
1.8" diag.
4 : 3
?
Display Resolution & Type 130 x 130 pixels
LCD (STN)
720 x 1280 pixels
(~245 ppi)
LCD (TFT/TFD)
128 x 160 pixels
(~116 ppi)
LCD (TFT/TFD)
?
Display Refresh ? 60 Hz ? ?
Battery ? 3,000 mAh 800 mAh ?
Processor ? 1.5 GHz Qualcomm Snapdragon 615 (MSM8939) ? ?
RAM ? 2 GB ? ?
Storage ? raw hardware 16 GB 256 MB ? raw hardware
Main Camera - 8 megapixel - -
Wide Camera - - - -
Tele Camera - - - -
Video Capture - 720p HD - -
Front Camera - 2 megapixel - -
Weight 4.5 oz
(128g)
7.27 oz
(206g)
2.99 oz
(85g)
2.08 oz
(59g)
Dimensions 3.5" x 2" x 1.1"
(89 x 51 x 27.9 mm)
6.45" x 3.3" x 0.35"
(164 x 84 x 8.9 mm)
3.83" x 1.84" x 0.65"
(97 x 47 x 16.5 mm)
3.62" x 1.61" x 0.69"
(92 x 41 x 17.5 mm)
Form Factor Clamshell Slab Clamshell Slab
Platform / OS (proprietary) Android (proprietary) (proprietary)
Network Bands

iDEN: 800

4G LTE: 2, 4, 5, 12, 30

WCDMA: 1, 2, 5

GSM: 850, 900, 1800, 1900

WCDMA: 2, 5

GSM: 850, 900, 1800, 1900

GSM: 900, 1800, 1900

Data Technology - LTE (Cat 4) ? -
Features 
Flashlight - Yes - -
GPS / Location Yes n/a Yes -
Accessibility
Adjustable Text Size - n/a Yes -
Hearing Aid Compatible Yes Yes Yes -
Multiple Languages Yes n/a Yes Yes
TTY/TDD (Digital) Yes Yes Yes -
Alerts
Extra Display Yes - - -
Ringer Profiles Yes - Yes Yes
Connectivity
Bluetooth - Yes
Classic Audio
- -
USB Yes Yes
Micro-USB
Yes
Micro-USB
-
Wi-Fi - Yes
4 (802.11 b,g,n)
- -
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 -
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
Touch Screen - Yes - -
Memory
Memory Card Slot - Yes - -
Messaging
EMS / Picture Messaging - n/a - Yes
MMS Yes n/a Yes -
Text Messaging Templates Yes n/a Yes Yes
Music
FM Radio - Yes - -
Headphone Jack (3.5mm) - Yes - -
Productivity
Alarm - n/a Yes Yes
Calculator - n/a Yes Yes
Calendar Yes n/a Yes Yes
To-Do List - n/a Yes Yes
Voice Memo Yes n/a Yes -
Software
Games Yes n/a - Yes
Java (J2ME) Yes n/a - -
Voice
HD Voice - Yes - -
Headset Jack (2.5 mm) Yes n/a - -
Push-To-Talk Yes - - -
Speaker Phone Yes Yes Yes -
  * Some versions only
  Motorola i450 / i455 Huawei Ascend XT Samsung SGH-A157 Ericsson T66
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Phone Motorola i450 / i455 Huawei Ascend XT Samsung SGH-A157 Ericsson T66

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