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Phone AT&T Maestro 3 Samsung Nexus S Samsung SCH-N150 Samsung Galaxy Note Edge (CDMA) Apple iPhone 12 mini
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size 6.5" diag.
20 : 9
4" diag.
5 : 3
? 5.6" diag.
16 : 9
5.4" diag.
19.5 : 9
Display Resolution & Type 720 x 1600 pixels
(~270 ppi)
LCD (TFT/TFD)
480 x 800 pixels
(~233 ppi)
AMOLED
128 x 64 pixels 1440 x 2560 pixels
(~525 ppi)
AMOLED
1080 x 2340 pixels
(~477 ppi)
AMOLED
Display Refresh 60 Hz 60 Hz ? 60 Hz 60 Hz
Battery 3,900 mAh 1,500 mAh ? 3,000 mAh 2,227 mAh
Processor 2 GHz MediaTek Helio A22 (MT6761) 1 GHz Samsung Hummingbird Cortex A8 ? 2.7 GHz Qualcomm Snapdragon 805 Apple A14 Bionic
RAM 3 GB ? ? 3 GB 4 GB
Storage 32 GB 16 GB ? raw hardware 32 GB 64 GB *
Main Camera 13 megapixel 5 megapixel - 16 megapixel 12 megapixel
Wide Camera 5 megapixel - - - 12 megapixel
Tele Camera - - - - -
Video Capture 1080p HD WVGA / 480p - 4K UHD 4K UHD
Front Camera 5 megapixel Yes - 4 megapixel 12 megapixel
Weight 6.24 oz
(177g)
4.55 oz
(129g)
4.2 oz
(119g)
6.14 oz
(174g)
4.76 oz
(135g)
Dimensions 6.58" x 3.03" x 0.33"
(167 x 77 x 8.4 mm)
4.88" x 2.48" x 0.43"
(124 x 63 x 10.9 mm)
4.57" x 1.97" x 0.84"
(116 x 50 x 21.3 mm)
5.96" x 3.24" x 0.33"
(151 x 82 x 8.4 mm)
5.18" x 2.53" x 0.29"
(132 x 64 x 7.4 mm)
Form Factor Slab Slab Flip Slab Slab
Platform / OS Android Android (proprietary) Android iOS
Network Bands

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

WCDMA: 1, 4, 8

GSM: 850, 900, 1800, 1900

*

CDMA: 850, 1900

AMPS: 850

4G LTE: 4, 13, 25, 26, 41

WCDMA: 1, 2, 5, 8

CDMA: 800, 850, 1900

GSM: 850, 900, 1800, 1900

5G: 1, 2, 3, 5, 7, 8, 12, 20, 25, 28, 38, 40, 41, 66, 71, 77-C, 78, 260, 261

4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 29, 30, 32, 34, 38, 39, 40, 41, 46, 48, 66, 71

WCDMA: 1, 2, 4, 5, 8

CDMA: 800, 850, 1900

GSM: 850, 900, 1800, 1900

Data Technology LTE (Cat 4) HSPA 7.2 - LTE (Cat 4) NR (5G)
Features 
Barometer Yes - - - Yes
Fingerprint Reader Yes
stand-alone
- - Yes -
Flashlight Yes - - Yes Yes
GPS / Location n/a n/a - n/a n/a
Water-Resistant - - - - Yes
IPX8 (SCUBA)
Accessibility
Adjustable Text Size n/a n/a - n/a n/a
Hearing Aid Compatible Yes Yes - Yes Yes
Multiple Languages n/a n/a - n/a n/a
TTY/TDD (Digital) - - - Yes Yes
Connectivity
Bluetooth Yes
Classic Audio
Yes
Classic Audio
- Yes
Classic Audio
Yes
Classic Audio
Infrared (IR) - - - Yes -
MirrorLink - - - Yes -
Mobile Hotspot n/a n/a - n/a n/a
NFC - Yes - Yes Yes
USB Yes
USB Type C
Yes
Micro-USB
- Yes Yes
UWB - - - - Yes
Wi-Fi Yes
5 (802.11 a,ac,b,g,n)
Yes
4 (802.11 b,g,n)
- Yes
5 (802.11 a,ac,b,g,n)
Yes
6 (802.11 a,ac,ax,b,g,n)
Contacts
Picture ID n/a n/a - n/a n/a
Ringer ID n/a n/a - n/a n/a
Voice Dialing n/a n/a Yes n/a n/a
Customization
Custom Graphics n/a n/a - n/a n/a
Custom Ringtones n/a n/a - n/a n/a
Real-Music Ringers n/a n/a - n/a n/a
Data & Network
Data Tethering n/a n/a Yes n/a n/a
Dual-SIM - - - - Yes
WAP / Web Browser n/a n/a Yes n/a n/a
Input
Predictive Text Entry n/a n/a Yes n/a n/a
Side Keys Yes Yes - Yes Yes
Stylus - - - Yes -
Touch Screen Yes Yes - Yes Yes
Memory
Memory Card Slot Yes - - Yes -
Messaging
Email Client n/a n/a - n/a n/a
Instant Messaging n/a n/a - n/a n/a
MMS n/a n/a - n/a n/a
Text Messaging Templates n/a n/a - n/a n/a
Music
Headphone Jack (3.5mm) Yes Yes - Yes -
Music Player n/a n/a - n/a n/a
Stereo Speakers - - - - Yes
Photo & Video
TV Output - - - Yes Yes
Power
Fast Charging - - - Yes Yes
Wireless Charging - - - - Yes
Productivity
Alarm n/a n/a Yes n/a n/a
Calculator n/a n/a Yes n/a n/a
Calendar n/a n/a Yes n/a n/a
To-Do List n/a n/a Yes n/a n/a
Voice Memo n/a n/a - n/a n/a
Software
Games n/a n/a Yes n/a n/a
Voice
HD Voice Yes - - Yes Yes
Headset Jack (2.5 mm) n/a n/a Yes n/a n/a
Speaker Phone Yes Yes - Yes Yes
  AT&T Maestro 3 Samsung Nexus S Samsung SCH-N150 Samsung Galaxy Note Edge (CDMA) Apple iPhone 12 mini
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone AT&T Maestro 3 Samsung Nexus S Samsung SCH-N150 Samsung Galaxy Note Edge (CDMA) Apple iPhone 12 mini

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