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Phone Motorola EM330 / EM28 HTC Shadow AT&T Vista Sharp TM100 Audiovox CDM-8150X
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size 1.8" diag.
4 : 3
2.6" diag.
4 : 3
5.5" diag.
18 : 9
? ?
Display Resolution & Type 128 x 160 pixels
(~114 ppi)
LCD (TFT/TFD)
240 x 320 pixels
(~154 ppi)
LCD (TFT/TFD)
720 x 1440 pixels
(~293 ppi)
LCD (TFT/TFD)
240 x 320 pixels
LCD (TFT/TFD)
?
Display Refresh ? ? 60 Hz ? ?
Battery 940 mAh 920 mAh 2,450 mAh 780 mAh ?
Processor ? 200 MHz OMAP 850 2 GHz MediaTek Helio A22 (MT6761V) ? ?
RAM ? ? 3 GB ? ?
Storage ? raw hardware ? raw hardware 32 GB ? raw hardware ? raw hardware
Main Camera 1 megapixel 2 megapixel 8 megapixel Yes -
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture ? ? 1080p HD ? -
Front Camera - - 5 megapixel - -
Weight 3.17 oz
(90g)
5.29 oz
(150g)
5.51 oz
(156g)
3.7 oz
(105g)
3.88 oz
(110g)
Dimensions 3.71" x 1.95" x 0.68"
(94 x 50 x 17.4 mm)
4.06" x 2.09" x 0.59"
(103 x 53 x 15 mm)
5.88" x 2.82" x 0.35"
(149 x 72 x 8.9 mm)
3.94" x 1.93" x 0.76"
(100 x 49 x 19.3 mm)
4.88" x 1.89" x 0.71"
(124 x 48 x 18 mm)
Form Factor Clamshell Slide Slab Slide Slab
Platform / OS (proprietary) Windows Mobile Standard Android (proprietary) (proprietary)
Network Bands

GSM: 850, 1800, 1900

*

GSM: 850, 900, 1800, 1900

4G LTE: 2, 3, 4, 5, 7, 12, 14, 20, 30

WCDMA: 1, 2, 4, 5, 8

GSM: 900, 1800, 1900

CDMA: 850, 1900

AMPS: 850

Data Technology EDGE EDGE LTE (Cat 4) GPRS 1xRTT
Features 
Flashlight - - Yes - -
Accessibility
Hearing Aid Compatible Yes - Yes - -
Multiple Languages Yes n/a n/a Yes Yes
TTY/TDD (Digital) Yes - - - -
Alerts
Extra Display Yes - - - -
Ringer Profiles - Yes - Yes -
Connectivity
Bluetooth Yes Yes Yes - -
Infrared (IR) - - - Yes -
USB Yes
Mini-USB
Yes
Mini-USB
Yes
USB Type C
Yes -
Wi-Fi - Yes
802.11 b,g
Yes - -
Contacts
Picture ID - n/a n/a Yes -
Ringer ID - n/a n/a Yes -
Voice Dialing - n/a n/a - Yes
Customization
Custom Graphics Yes n/a n/a Yes -
Custom Ringtones Yes n/a n/a Yes Yes
Real-Music Ringers Yes n/a n/a - -
Data & Network
Data Tethering - n/a n/a Yes -
WAP / Web Browser Yes n/a n/a Yes Yes
Input
Predictive Text Entry Yes n/a n/a Yes Yes
Side Keys Yes Yes Yes Yes Yes
Text Keyboard, Hardware - Yes - - -
Touch Screen - - Yes - -
Memory
Memory Card Slot Yes Yes Yes - -
Messaging
Email Client - n/a n/a Yes -
EMS / Picture Messaging Yes n/a n/a Yes -
Instant Messaging - n/a n/a - -
MMS Yes n/a n/a Yes -
Text Messaging Templates Yes n/a n/a Yes -
Music
FM Radio Yes - - - -
Headphone Jack (3.5mm) Yes - Yes - -
Music Player Yes n/a n/a - -
Productivity
Alarm Yes n/a n/a Yes -
Calculator Yes n/a n/a Yes Yes
Calendar Yes n/a n/a Yes Yes
To-Do List - n/a n/a - -
Voice Memo - n/a n/a Yes Yes
Software
Games Yes n/a n/a Yes -
Java (J2ME) Yes n/a n/a Yes -
Voice
HD Voice - - Yes - -
Headset Jack (2.5 mm) - n/a n/a - Yes
Speaker Phone Yes Yes Yes - -
  Motorola EM330 / EM28 HTC Shadow AT&T Vista Sharp TM100 Audiovox CDM-8150X
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Phone Motorola EM330 / EM28 HTC Shadow AT&T Vista Sharp TM100 Audiovox CDM-8150X

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