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Phone Samsung SPH-A660 / VI660 HTC Shadow AT&T Vista Samsung SPH/SCH-N300
Current U.S. Carriers (none) (none) (none) (none)
Global Availability Released Released Released Released
Specifications 
Display Size ? 2.6" diag.
4 : 3
5.5" diag.
18 : 9
?
Display Resolution & Type 128 x 160 pixels
LCD (Color)
240 x 320 pixels
(~154 ppi)
LCD (TFT/TFD)
720 x 1440 pixels
(~293 ppi)
LCD (TFT/TFD)
128 x 64 pixels
Display Refresh ? ? 60 Hz ?
Battery ? 920 mAh 2,450 mAh ?
Processor ? 200 MHz OMAP 850 2 GHz MediaTek Helio A22 (MT6761V) ?
RAM ? ? 3 GB ?
Storage ? raw hardware ? raw hardware 32 GB ? raw hardware
Main Camera - 2 megapixel 8 megapixel -
Wide Camera - - - -
Tele Camera - - - -
Video Capture - ? 1080p HD -
Front Camera - - 5 megapixel -
Weight 3.54 oz
(100g)
5.29 oz
(150g)
5.51 oz
(156g)
4.1 oz
(116g)
Dimensions 3.3" x 1.8" x 0.87"
(84 x 46 x 22.1 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)
4.5" x 1.9" x 0.9"
(114 x 48 x 22.9 mm)
Form Factor Clamshell Slide Slab Flip
Platform / OS (proprietary) Windows Mobile Standard Android (proprietary)
Network Bands

CDMA: 850, 1900

AMPS: 850

GSM: 850, 900, 1800, 1900

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

WCDMA: 1, 2, 4, 5, 8

CDMA: 850, 1900

AMPS: 850

Data Technology 1xRTT EDGE LTE (Cat 4) -
Features 
Flashlight - - Yes -
GPS / Location Yes n/a n/a Yes
Accessibility
Hearing Aid Compatible - - Yes -
Multiple Languages Yes n/a n/a -
TTY/TDD (Digital) Yes - - -
Alerts
Ringer Profiles - Yes - -
Connectivity
Bluetooth - Yes Yes -
USB - Yes
Mini-USB
Yes
USB Type C
-
Wi-Fi - Yes
802.11 b,g
Yes -
Contacts
Picture ID Yes n/a n/a -
Ringer ID Yes n/a n/a -
Voice Dialing Yes n/a n/a Yes
Customization
Custom Graphics Yes n/a n/a -
Custom Ringtones Yes n/a n/a -
Real-Music Ringers - n/a n/a -
Data & Network
Data Tethering Yes n/a n/a Yes
WAP / Web Browser Yes n/a n/a Yes
Input
Predictive Text Entry Yes n/a n/a Yes
Side Keys Yes Yes Yes Yes
Text Keyboard, Hardware - Yes - -
Touch Screen - - Yes -
Memory
Memory Card Slot - Yes Yes -
Messaging
Email Client - n/a n/a -
Instant Messaging - n/a n/a -
MMS - n/a n/a -
Text Messaging Templates - n/a n/a -
Music
Headphone Jack (3.5mm) - - Yes -
Music Player - n/a n/a -
Productivity
Alarm Yes n/a n/a Yes
Calculator Yes n/a n/a Yes
Calendar Yes n/a n/a Yes
To-Do List Yes n/a n/a Yes
Voice Memo Yes n/a n/a -
Software
Games Yes n/a n/a Yes
Java (J2ME) Yes n/a n/a -
Voice
HD Voice - - Yes -
Headset Jack (2.5 mm) Yes n/a n/a Yes
Speaker Phone - Yes Yes -
  Samsung SPH-A660 / VI660 HTC Shadow AT&T Vista Samsung SPH/SCH-N300
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Samsung SPH-A660 / VI660 HTC Shadow AT&T Vista Samsung SPH/SCH-N300

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