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Phone Samsung Galaxy Ring / Prevail 2 Samsung SPH-N270 (Matrix Phone) Coolpad REVVL Plus Motorola Moto z4 Samsung Galaxy Stratosphere II
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size 4" diag.
5 : 3
? 6" diag.
16 : 9
6.4" diag.
19.5 : 9
4" diag.
5 : 3
Display Resolution & Type 480 x 800 pixels
(~233 ppi)
LCD (TFT/TFD)
128 x 160 pixels
LCD (TFT/TFD)
1080 x 1920 pixels
(~367 ppi)
LCD (TFT/TFD)
1080 x 2340 pixels
(~403 ppi)
AMOLED
480 x 800 pixels
(~233 ppi)
AMOLED
Display Refresh 60 Hz ? 60 Hz 60 Hz 60 Hz
Battery 1,750 mAh 1,000 mAh 3,380 mAh 3,600 mAh 1,800 mAh
Processor 1.4 GHz Qualcomm Snapdragon S2 MSM8655 ? 2 GHz Qualcomm Snapdragon 625 (MSM8953) 2 GHz Qualcomm Snapdragon 675 1.2 GHz Qualcomm Snapdragon S4 Plus MSM8960
RAM 1 GB ? 2 GB 4 GB 1 GB
Storage 4 GB ? raw hardware 32 GB 128 GB 8 GB
Main Camera 5 megapixel - 13 megapixel 48 megapixel 5 megapixel
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture 720p HD - 1080p HD 4K UHD 720p HD
Front Camera 1 megapixel - 8 megapixel 25 megapixel 1 megapixel
Weight 3.4 oz
(96g)
4.66 oz
(132g)
6.91 oz
(196g)
6 oz
(170g)
5.43 oz
(154g)
Dimensions 4.83" x 2.48" x 0.47"
(123 x 63 x 11.9 mm)
4.53" x 2.28" x 0.79"
(115 x 58 x 20.1 mm)
6.49" x 3.24" x 0.34"
(165 x 82 x 8.6 mm)
6.22" x 2.96" x 0.29"
(158 x 75 x 7.4 mm)
4.97" x 2.58" x 0.53"
(126 x 66 x 13.5 mm)
Form Factor Slab Slide Slab Slab Slide
Platform / OS Android (proprietary) Android Android Android
Network Bands

CDMA: 800, 850, 1900

CDMA: 850, 1900

AMPS: 850

4G LTE: 2, 4, 5, 12, 66

WCDMA: 2, 4, 5

GSM: 850, 900, 1800, 1900

4G LTE: 2, 3, 4, 5, 7, 12, 13, 20, 25, 26, 28, 29, 30, 38, 41, 66, 71

WCDMA: 1, 2, 4, 5, 8

CDMA: 800, 850, 1900

GSM: 850, 900, 1800, 1900

*

4G LTE: 13

WCDMA: 1

CDMA: 850, 1900

GSM: 850, 900, 1800, 1900

Data Technology EVDO rA - LTE (Cat 6) LTE (Cat 12) LTE (Cat 3)
Features 
Fingerprint Reader - - Yes
stand-alone
Yes -
Flashlight - - Yes Yes -
GPS / Location n/a Yes n/a n/a n/a
Water-Resistant - - - Yes -
Accessibility
Adjustable Text Size n/a - n/a n/a n/a
Hearing Aid Compatible Yes - Yes Yes Yes
Multiple Languages n/a Yes n/a n/a n/a
TTY/TDD (Digital) Yes - Yes Yes Yes
Connectivity
Bluetooth Yes
Classic Audio
- Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
Mobile Hotspot n/a - n/a n/a n/a
NFC - - - Yes Yes
USB Yes - Yes
Micro-USB
Yes
USB Type C
Yes
Wi-Fi Yes
4 (802.11 a,b,g,n)
- Yes
5 (802.11 a,ac,b,g,n)
Yes
5 (802.11 a,ac,b,g,n)
Yes
4 (802.11 a,b,g,n)
Contacts
Picture ID n/a Yes n/a n/a n/a
Ringer ID n/a Yes n/a n/a n/a
Voice Dialing n/a Yes n/a 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 n/a n/a
WAP / Web Browser n/a - n/a n/a n/a
Input
Predictive Text Entry n/a Yes n/a n/a n/a
Side Keys Yes - Yes Yes Yes
Touch Screen Yes - Yes Yes Yes
Memory
Memory Card Slot Yes - Yes 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
FM Radio - - Yes Yes -
Headphone Jack (3.5mm) Yes - Yes Yes Yes
Music Player n/a - n/a n/a n/a
Photo & Video
DLNA Yes - - - Yes
Power
Fast Charging - - - Yes -
Productivity
Alarm n/a Yes n/a n/a n/a
Calculator n/a Yes n/a n/a n/a
Calendar n/a Yes n/a n/a n/a
To-Do List n/a Yes n/a n/a n/a
Voice Memo n/a Yes n/a n/a n/a
Software
Games n/a - n/a n/a n/a
Voice
HD Voice - - Yes Yes -
Headset Jack (2.5 mm) n/a Yes n/a n/a n/a
Speaker Phone Yes - Yes Yes Yes
  Samsung Galaxy Ring / Prevail 2 Samsung SPH-N270 (Matrix Phone) Coolpad REVVL Plus Motorola Moto z4 Samsung Galaxy Stratosphere II
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Samsung Galaxy Ring / Prevail 2 Samsung SPH-N270 (Matrix Phone) Coolpad REVVL Plus Motorola Moto z4 Samsung Galaxy Stratosphere II

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