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Phone Samsung SCH-A990 ZTE Grand X Alcatel Pop Astro Samsung Galaxy Note 4 (CDMA) Casio G'zOne Boulder
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size ? 5" diag.
16 : 9
4.5" diag.
16 : 9
5.7" diag.
16 : 9
2" diag.
4 : 3
Display Resolution & Type 240 x 320 pixels
LCD (TFT/TFD)
540 x 960 pixels
(~220 ppi)
LCD (TFT/TFD)
540 x 960 pixels
(~245 ppi)
LCD (TFT/TFD)
1440 x 2560 pixels
(~515 ppi)
AMOLED
240 x 320 pixels
(~200 ppi)
LCD (TFT/TFD)
Display Refresh ? 60 Hz 60 Hz 60 Hz ?
Battery 1,000 mAh 2,300 mAh 2,000 mAh 3,220 mAh 810 mAh
Processor ? 1.2 GHz Qualcomm Snapdragon 200 MSM8210 1.5 GHz MediaTek MTK6732 2.7 GHz Qualcomm Snapdragon 805 ?
RAM ? 1 GB 1 GB 3 GB ?
Storage ? raw hardware 4 GB 4 GB 32 GB ? raw hardware
Main Camera 3 megapixel 5 megapixel 5 megapixel 16 megapixel 1 megapixel
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture ? 720p HD 1080p HD 4K UHD ?
Front Camera - 1 megapixel Yes 4 megapixel -
Weight 4.4 oz
(125g)
6.06 oz
(172g)
5.11 oz
(145g)
6.21 oz
(176g)
4.9 oz
(139g)
Dimensions 3.8" x 1.88" x 0.82"
(97 x 48 x 20.8 mm)
5.7" x 2.87" x 0.37"
(145 x 73 x 9.4 mm)
5.23" x 2.57" x 0.39"
(133 x 65 x 9.9 mm)
6.04" x 3.09" x 0.33"
(154 x 79 x 8.5 mm)
3.9" x 2" x 0.9"
(99 x 51 x 22.9 mm)
Form Factor Clamshell Slab Slab Slab Clamshell
Platform / OS (proprietary) Android Android Android (proprietary)
Network Bands

CDMA: 850, 1900

WCDMA: 1, 2, 5

GSM: 850, 900, 1800, 1900

4G LTE: 2, 4, 12

WCDMA: 2, 4, 5

GSM: 850, 900, 1800, 1900

4G LTE: 4, 13

WCDMA: 1, 2, 5

CDMA: 850, 1900

GSM: 850, 900, 1800, 1900

*

CDMA: 850, 1900

Data Technology EVDO r0 HSPA+ 21 LTE (Cat 4) LTE (Cat 4) EVDO rA
Features 
Fingerprint Reader - - - Yes -
Flashlight Yes - Yes Yes Yes
GPS / Location Yes n/a n/a n/a Yes
Ruggedized - - - - Yes
Water-Resistant - - - - Yes
Accessibility
Adjustable Text Size - n/a n/a n/a -
Hearing Aid Compatible Yes Yes Yes Yes Yes
Multiple Languages Yes n/a n/a n/a Yes
TTY/TDD (Digital) Yes Yes Yes Yes Yes
Alerts
Extra Display Yes - - - Yes
Connectivity
Bluetooth Yes Yes Yes Yes Yes
Infrared (IR) - - - Yes -
MirrorLink - - - Yes -
Mobile Hotspot - n/a n/a n/a -
NFC - - - Yes -
USB Yes Yes
Micro-USB
Yes
Micro-USB
Yes
Micro-USB
Yes
Wi-Fi - Yes
4 (802.11 b,g,n)
Yes
4 (802.11 b,g,n)
Yes
5 (802.11 a,ac,b,g,n)
-
Contacts
Picture ID Yes n/a n/a n/a Yes
Ringer ID Yes n/a n/a n/a Yes
Voice Dialing Yes n/a n/a n/a Yes
Customization
Changeable Body Plates - - - - Yes
Custom Graphics Yes n/a n/a n/a Yes
Custom Ringtones Yes n/a n/a n/a Yes
Real-Music Ringers Yes n/a n/a n/a -
Data & Network
Data Tethering Yes n/a n/a n/a Yes
WAP / Web Browser Yes n/a n/a n/a Yes
Input
Predictive Text Entry Yes n/a n/a n/a Yes
Side Keys Yes Yes Yes Yes Yes
Stylus - - - Yes -
Touch Screen - Yes Yes Yes -
Memory
Memory Card Slot Yes Yes Yes Yes Yes
Messaging
Email Client - n/a n/a n/a -
EMS / Picture Messaging Yes n/a n/a n/a Yes
Instant Messaging - n/a n/a n/a -
MMS Yes n/a n/a n/a Yes
Text Messaging Templates Yes n/a n/a n/a Yes
Music
FM Radio - - Yes - -
Headphone Jack (3.5mm) - Yes Yes Yes -
Music Player Yes n/a n/a n/a Yes
Stereo Speakers Yes - - - -
Photo & Video
TV Output Yes - - Yes -
Power
Fast Charging - - - Yes -
Productivity
Alarm Yes n/a n/a n/a Yes
Calculator Yes n/a n/a n/a Yes
Calendar Yes n/a n/a n/a Yes
To-Do List - n/a n/a n/a -
Voice Memo Yes n/a n/a n/a Yes
Software
BREW Yes n/a n/a n/a Yes
Games Yes n/a n/a n/a Yes
Voice
HD Voice - Yes Yes Yes -
Push-To-Talk - - - - Yes
Speaker Phone Yes Yes Yes Yes Yes
  Samsung SCH-A990 ZTE Grand X Alcatel Pop Astro Samsung Galaxy Note 4 (CDMA) Casio G'zOne Boulder
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Samsung SCH-A990 ZTE Grand X Alcatel Pop Astro Samsung Galaxy Note 4 (CDMA) Casio G'zOne Boulder

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