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Phone AT&T Maestro 3 Samsung Galaxy S 4 (GSM)
Current U.S. Carriers (none) (none)
Global Availability Released Released
Specifications 
Display Size 6.5" diag.
20 : 9
5" diag.
16 : 9
Display Resolution & Type 720 x 1600 pixels
(~270 ppi)
LCD (TFT/TFD)
1080 x 1920 pixels
(~441 ppi)
AMOLED
Display Refresh 60 Hz 60 Hz
Battery 3,900 mAh 2,600 mAh
Processor 2 GHz MediaTek Helio A22 (MT6761) 1.9 GHz Qualcomm Snapdragon 600 8064T
RAM 3 GB 2 GB
Storage 32 GB 16 GB *
Main Camera 13 megapixel 13 megapixel
Wide Camera 5 megapixel -
Tele Camera - -
Video Capture 1080p HD 1080p HD
Front Camera 5 megapixel 2 megapixel
Weight 6.24 oz
(177g)
4.59 oz
(130g)
Dimensions 6.58" x 3.03" x 0.33"
(167 x 77 x 8.4 mm)
5.38" x 2.75" x 0.31"
(137 x 70 x 7.9 mm)
Platform / OS Android Android
Network Bands

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

4G LTE: 2, 4, 5, 17

WCDMA: 1, 2, 4, 5

GSM: 850, 900, 1800, 1900

*

Data Technology LTE (Cat 4) LTE (Cat 3)
Features 
Barometer Yes -
Fingerprint Reader Yes
stand-alone
-
Flashlight Yes Yes
Accessibility
Hearing Aid Compatible Yes Yes
TTY/TDD (Digital) - Yes
Connectivity
Bluetooth Yes Yes
Infrared (IR) - Yes
NFC - Yes
USB Yes
USB Type C
Yes
Wi-Fi Yes
5 (802.11 a,ac,b,g,n)
Yes
5 (802.11 a,ac,b,g,n)
Input
Side Keys Yes Yes
Touch Screen Yes Yes
Memory
Memory Card Slot Yes Yes
Music
Headphone Jack (3.5mm) Yes Yes
Photo & Video
DLNA - Yes
Miracast - Yes
TV Output - Yes
Voice
HD Voice Yes -
Speaker Phone Yes Yes
  AT&T Maestro 3 Samsung Galaxy S 4 (GSM)
  X > < X

NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone AT&T Maestro 3 Samsung Galaxy S 4 (GSM)

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