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Phone Samsung Galaxy Note 4 (CDMA) Samsung Knack U310 Sony Xperia XZ2 ZTE C88 Amazon Fire
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Not yet released Released Released
Specifications 
Display Size 5.7" diag.
16 : 9
2.2" diag.
4 : 3
5.7" diag.
18 : 9
2" diag.
4 : 3
4.7" diag.
16 : 9
Display Resolution & Type 1440 x 2560 pixels
(~515 ppi)
AMOLED
176 x 220 pixels
(~128 ppi)
LCD (TFT/TFD)
1080 x 2160 pixels
(~424 ppi)
LCD (TFT/TFD)
176 x 220 pixels
(~141 ppi)
LCD (TFT/TFD)
720 x 1280 pixels
(~312 ppi)
LCD (TFT/TFD)
Display Refresh 60 Hz ? 60 Hz ? ?
Battery 3,220 mAh 1,000 mAh 3,180 mAh 800 mAh 2,400 mAh
Processor 2.7 GHz Qualcomm Snapdragon 805 ? Qualcomm Snapdragon 845 ? 2.2 GHz Qualcomm Snapdragon 800
RAM 3 GB ? 4 GB ? 2 GB
Storage 32 GB ? raw hardware 64 GB ? raw hardware 32 GB *
Main Camera 16 megapixel - 19 megapixel Yes 13 megapixel
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture 4K UHD - 4K UHD - 1080p HD
Front Camera 4 megapixel - 5 megapixel - 2 megapixel
Weight 6.21 oz
(176g)
3.63 oz
(103g)
6.98 oz
(198g)
3.46 oz
(98g)
5.64 oz
(160g)
Dimensions 6.04" x 3.09" x 0.33"
(154 x 79 x 8.5 mm)
3.78" x 2.01" x 0.74"
(96 x 51 x 18.8 mm)
6.02" x 2.83" x 0.44"
(153 x 72 x 11.1 mm)
3.85" x 1.92" x 0.7"
(98 x 49 x 17.8 mm)
5.5" x 2.6" x 0.35"
(140 x 66 x 8.9 mm)
Form Factor Slab Clamshell Slab Clamshell Slab
Platform / OS Android (proprietary) Android (proprietary) (proprietary)
Network Bands

4G LTE: 4, 13

WCDMA: 1, 2, 5

CDMA: 850, 1900

GSM: 850, 900, 1800, 1900

*

CDMA: 850, 1900

4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 26, 28, 29, 38, 40, 41, 66

WCDMA: 1, 2, 4, 5, 8

GSM: 850, 900, 1800, 1900

CDMA: 850, 1900

4G LTE: 1, 2, 3, 4, 5, 7, 8, 17

WCDMA: 1, 2, 4, 5, 8

GSM: 850, 900, 1800, 1900

Data Technology LTE (Cat 4) - LTE (Cat 18) 1xRTT LTE (Cat 4)
Features 
Fingerprint Reader Yes - Yes
stand-alone
- -
Flashlight Yes - Yes - Yes
GPS / Location n/a Yes n/a Yes Yes
Water-Resistant - - Yes
IPX5 (direct spray)
- -
Accessibility
Adjustable Text Size n/a Yes n/a - -
Hearing Aid Compatible Yes Yes Yes - Yes
Multiple Languages n/a Yes n/a Yes Yes
TTY/TDD (Digital) Yes Yes - Yes Yes
Alerts
Extra Display - 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 - Yes
NFC Yes - Yes - Yes
USB Yes
Micro-USB
- Yes
USB Type C
Yes
Micro-USB
Yes
Micro-USB
Wi-Fi Yes
5 (802.11 a,ac,b,g,n)
- Yes
5 (802.11 a,ac,b,g,n)
- Yes
5 (802.11 a,ac,b,g,n)
Contacts
Picture ID n/a - n/a - Yes
Ringer ID n/a - n/a Yes Yes
Voice Dialing n/a Yes n/a Yes Yes
Customization
Custom Graphics n/a - n/a Yes -
Custom Ringtones n/a - n/a Yes Yes
Real-Music Ringers n/a - n/a Yes -
Data & Network
Data Tethering n/a - n/a - Yes
Dual-SIM - - Yes - -
WAP / Web Browser n/a - n/a Yes Yes
Input
Predictive Text Entry n/a Yes n/a Yes Yes
Side Keys Yes Yes Yes Yes Yes
Stylus Yes - - - -
Touch Screen Yes - Yes - Yes
Memory
Memory Card Slot Yes - Yes - -
Messaging
Email Client n/a - n/a Yes Yes
EMS / Picture Messaging n/a Yes n/a - -
Instant Messaging n/a - n/a Yes -
MMS n/a - n/a Yes Yes
Text Messaging Templates n/a - n/a Yes Yes
Music
Headphone Jack (3.5mm) Yes - - - Yes
Music Player n/a - n/a - Yes
Stereo Speakers - - Yes - Yes
Photo & Video
DLNA - - Yes - -
Miracast - - Yes - Yes
TV Output Yes - - - Yes
Power
Fast Charging Yes - Yes - -
Wireless Charging - - Yes - -
Productivity
Alarm n/a Yes n/a Yes Yes
Calculator n/a Yes n/a Yes Yes
Calendar n/a Yes n/a Yes Yes
Voice Memo n/a - n/a Yes Yes
Software
BREW n/a - n/a Yes -
Games n/a - n/a Yes Yes
Voice
HD Voice Yes - Yes - Yes
Headset Jack (2.5 mm) n/a Yes n/a - -
Speaker Phone Yes Yes Yes Yes Yes
  Samsung Galaxy Note 4 (CDMA) Samsung Knack U310 Sony Xperia XZ2 ZTE C88 Amazon Fire
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Samsung Galaxy Note 4 (CDMA) Samsung Knack U310 Sony Xperia XZ2 ZTE C88 Amazon Fire

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