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Phone Samsung SCH-A690 AT&T Calypso Samsung Zeal / Alias 2 SCH-U750
Current U.S. Carriers (none) (none) (none)
Global Availability Not yet released Released Released
Specifications 
Display Size ? 5.5" diag.
18 : 9
2.6" diag.
4 : 3
Display Resolution & Type 128 x 160 pixels
LCD (STN)
480 x 960 pixels
(~195 ppi)
LCD (TFT/TFD)
240 x 320 pixels
(~154 ppi)
LCD (TFT/TFD)
Display Refresh ? 60 Hz ?
Battery 1,300 mAh 2,500 mAh 880 mAh
Processor ? 1.5 GHz MediaTek MT6739 ?
RAM ? 1 GB ?
Storage ? raw hardware 16 GB ? raw hardware
Main Camera - 5 megapixel 2 megapixel
Wide Camera - - -
Tele Camera - - -
Video Capture - 1080p HD QCIF (176 x 144)
Front Camera - 5 megapixel -
Weight 4.3 oz
(122g)
6 oz
(170g)
4.34 oz
(123g)
Dimensions 3.64" x 1.93" x 1.02"
(92 x 49 x 25.9 mm)
5.91" x 2.87" x 0.39"
(150 x 73 x 9.9 mm)
4.01" x 2.04" x 0.67"
(102 x 52 x 17 mm)
Form Factor Clamshell Slab Clamshell
Platform / OS (proprietary) Android (proprietary)
Network Bands

CDMA: 850, 1900

4G LTE: 2, 4, 5, 12, 14, 30

WCDMA: 2, 4, 5

GSM: 850, 900, 1800, 1900

CDMA: 850, 1900

Data Technology 1xRTT LTE (Cat 4) EVDO r0
Features 
Flashlight - Yes -
GPS / Location Yes n/a Yes
Accessibility
Adjustable Text Size - n/a Yes
Hearing Aid Compatible - Yes
M3, T4 (very tele-coil compatible)
Yes
M4 (very compatible)
Multiple Languages Yes n/a Yes
TTY/TDD (Digital) Yes Yes Yes
Alerts
Extra Display Yes - Yes
Connectivity
Bluetooth - Yes Yes
USB - Yes
USB Type C
Yes
Wi-Fi - Yes
4 (802.11 b,g,n)
-
Contacts
Picture ID - n/a Yes
Ringer ID - n/a Yes
Voice Dialing Yes n/a Yes
Customization
Custom Graphics - n/a Yes
Custom Ringtones Yes n/a Yes
Real-Music Ringers - n/a Yes
Data & Network
Data Tethering Yes n/a Yes
WAP / Web Browser Yes n/a Yes
Input
Predictive Text Entry Yes n/a Yes
Side Keys Yes Yes Yes
Text Keyboard, Hardware - - Yes
Touch Screen - Yes
Capacitive
-
Memory
Memory Card Slot - Yes Yes
Messaging
Email Client - n/a Yes
Instant Messaging - n/a Yes
MMS - n/a Yes
Text Messaging Templates Yes n/a Yes
Music
Headphone Jack (3.5mm) - Yes -
Music Player - n/a Yes
Productivity
Alarm Yes n/a Yes
Calculator Yes n/a Yes
Calendar Yes n/a Yes
To-Do List Yes n/a -
Voice Memo Yes n/a Yes
Software
BREW Yes n/a Yes
Games Yes n/a Yes
Voice
Call Screening Yes - -
HD Voice - Yes -
Headset Jack (2.5 mm) Yes n/a Yes
Push-To-Talk Yes - -
Speaker Phone Yes Yes Yes
  Samsung SCH-A690 AT&T Calypso Samsung Zeal / Alias 2 SCH-U750
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Phone Samsung SCH-A690 AT&T Calypso Samsung Zeal / Alias 2 SCH-U750

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