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Phone Samsung SCH-A930 ZTE Z221 Samsung Galaxy Note Edge (GSM) Red Hydrogen One Motorola Sidekick Slide
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size ? 2" diag.
4 : 3
5.6" diag.
16 : 9
5.7" diag.
16 : 9
?
Display Resolution & Type 176 x 220 pixels
LCD (TFT/TFD)
240 x 320 pixels
(~200 ppi)
LCD (TFT/TFD)
1440 x 2560 pixels
(~525 ppi)
AMOLED
1440 x 2560 pixels
(~515 ppi)
LCD (TFT/TFD)
320 x 240 pixels
LCD (TFT/TFD)
Display Refresh ? ? 60 Hz 60 Hz ?
Battery 1,000 mAh 900 mAh 3,000 mAh 4,510 mAh ?
Processor ? ? 2.7 GHz Qualcomm Snapdragon 805 (APQ8084) 2.5 GHz Qualcomm Snapdragon 835 (MSM8998) 225 MHz TI OMAP 850
RAM ? ? 3 GB 6 GB ?
Storage ? raw hardware 142 MB 32 GB 128 GB * ? raw hardware
Main Camera 1 megapixel Yes 16 megapixel 12 megapixel 1 megapixel
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture ? QCIF (176 x 144) 4K UHD 4K UHD -
Front Camera - - 4 megapixel 8 megapixel -
Weight 3.98 oz
(113g)
3.24 oz
(92g)
6.14 oz
(174g)
9.63 oz
(273g)
5.3 oz
(150g)
Dimensions 3.59" x 1.89" x 0.98"
(91 x 48 x 24.9 mm)
3.76" x 1.92" x 0.73"
(96 x 49 x 18.5 mm)
5.96" x 3.24" x 0.33"
(151 x 82 x 8.3 mm)
6.54" x 3.28" x 0.39"
(166 x 83 x 10 mm)
4.65" x 2.44" x 0.69"
(118 x 62 x 17.5 mm)
Form Factor Clamshell Clamshell Slab Slab Slide
Platform / OS (proprietary) (proprietary) Android Android (proprietary)
Network Bands

CDMA: 850, 1900

WCDMA: 2, 5

GSM: 850, 900, 1800, 1900

4G LTE: 2, 4, 5, 17

WCDMA: 1, 2, 4, 5, 8

GSM: 850, 900, 1800, 1900

4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 17, 18, 19, 20, 25, 26, 28, 29, 30, 38, 39, 40, 41, 66

WCDMA: 1, 2, 4, 5, 8, 19

CDMA: 800, 850, 1900

GSM: 850, 900, 1800, 1900

GSM: 850, 900, 1800, 1900

Data Technology EVDO r0 HSDPA 3.6 LTE (Cat 4) LTE (Cat 12) EDGE
Features 
Fingerprint Reader - - Yes Yes
stand-alone
-
Flashlight - - Yes Yes -
GPS / Location Yes Yes n/a n/a -
Accessibility
Adjustable Text Size - - n/a n/a Yes
Hearing Aid Compatible Yes Yes Yes Yes -
Multiple Languages Yes Yes n/a n/a -
TTY/TDD (Digital) Yes Yes Yes Yes -
Alerts
Extra Display Yes Yes - - -
Ringer Profiles - Yes - - Yes
Connectivity
Bluetooth Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
Infrared (IR) - - Yes - -
MirrorLink - - Yes - -
NFC - - Yes Yes -
USB Yes Yes Yes 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)
-
Contacts
Picture ID Yes - n/a n/a Yes
Ringer ID Yes - n/a n/a Yes
Voice Dialing Yes - n/a n/a -
Customization
Custom Graphics Yes Yes n/a n/a Yes
Custom Ringtones Yes Yes n/a n/a Yes
Real-Music Ringers - Yes n/a n/a Yes
Data & Network
WAP / Web Browser Yes Yes n/a n/a Yes
Input
Predictive Text Entry Yes Yes n/a n/a -
Side Keys Yes Yes Yes Yes Yes
Stylus - - Yes - -
Text Keyboard, Hardware - - - - Yes
Touch Screen - - Yes Yes -
Memory
Memory Card Slot Yes - Yes Yes Yes
Messaging
Email Client - Yes n/a n/a Yes
EMS / Picture Messaging Yes - n/a n/a -
Instant Messaging Yes Yes n/a n/a Yes
MMS Yes Yes n/a n/a Yes
Text Messaging Templates - Yes n/a n/a -
Music
FM Radio - - - Yes -
Headphone Jack (3.5mm) - - Yes Yes -
Music Player Yes - n/a n/a Yes
Stereo Speakers Yes - - Yes -
Photo & Video
DLNA - - Yes - -
TV Output - - Yes - -
Power
Fast Charging - - Yes Yes -
Productivity
Alarm Yes Yes n/a n/a Yes
Calculator Yes Yes n/a n/a -
Calendar Yes Yes n/a n/a Yes
To-Do List - - n/a n/a Yes
Voice Memo Yes Yes n/a n/a -
Software
BREW Yes - n/a n/a -
Games Yes Yes n/a n/a Yes
Java (J2ME) - Yes n/a n/a Yes
Voice
HD Voice - - Yes Yes -
Headset Jack (2.5 mm) Yes - n/a n/a Yes
Speaker Phone Yes Yes Yes Yes Yes
  Samsung SCH-A930 ZTE Z221 Samsung Galaxy Note Edge (GSM) Red Hydrogen One Motorola Sidekick Slide
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Samsung SCH-A930 ZTE Z221 Samsung Galaxy Note Edge (GSM) Red Hydrogen One Motorola Sidekick Slide

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