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Phone Cal-Comp EZ Nokia 6263 Samsung M520 Kyocera 2325 Red Hydrogen One
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size ? 2.2" diag.
4 : 3
2.1" diag.
4 : 3
? 5.7" diag.
16 : 9
Display Resolution & Type 128 x 128 pixels
LCD (STN)
240 x 320 pixels
(~182 ppi)
LCD (TFT/TFD)
176 x 220 pixels
(~134 ppi)
LCD (TFT/TFD)
? 1440 x 2560 pixels
(~515 ppi)
LCD (TFT/TFD)
Display Refresh ? ? ? ? 60 Hz
Battery 800 mAh 1,020 mAh ? ? 4,510 mAh
Processor ? ? ? ? 2.5 GHz Qualcomm Snapdragon 835 (MSM8998)
RAM ? ? ? ? 6 GB
Storage ? raw hardware ? raw hardware ? raw hardware ? raw hardware 128 GB *
Main Camera - 1 megapixel 1 megapixel - 12 megapixel
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture - ? ? - 4K UHD
Front Camera - - - - 8 megapixel
Weight 2.47 oz
(70g)
3.7 oz
(105g)
2.75 oz
(78g)
4.34 oz
(123g)
9.63 oz
(273g)
Dimensions 4.04" x 1.71" x 0.63"
(103 x 43 x 16 mm)
3.72" x 1.88" x 0.85"
(94 x 48 x 21.6 mm)
4.01" x 2.04" x 0.5"
(102 x 52 x 12.7 mm)
4.72" x 1.89" x 0.95"
(120 x 48 x 24.1 mm)
6.54" x 3.28" x 0.39"
(166 x 83 x 10 mm)
Form Factor Slab Clamshell Slide Slab Slab
Platform / OS (proprietary) (proprietary) (proprietary) (proprietary) Android
Network Bands

CDMA: 850, 1900

WCDMA: 4

GSM: 850, 900, 1800, 1900

CDMA: 850, 1900

CDMA: 850, 1900

AMPS: 850

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

Data Technology 1xRTT WCDMA (UMTS) EVDO r0 1xRTT LTE (Cat 12)
Features 
Fingerprint Reader - - - - Yes
stand-alone
Flashlight - - - - Yes
GPS / Location Yes - Yes Yes n/a
Accessibility
Adjustable Text Size - Yes - - n/a
Hearing Aid Compatible - - Yes - Yes
Multiple Languages Yes Yes Yes Yes n/a
TTY/TDD (Digital) - - Yes Yes Yes
Alerts
Extra Display - Yes - - -
Ringer Profiles - Yes - - -
Connectivity
Bluetooth - Yes Yes - Yes
NFC - - - - Yes
USB Yes
Mini-USB
Yes
Mini-USB
Yes - Yes
USB Type C
Wi-Fi - - - - Yes
5 (802.11 a,ac,b,g,n)
Contacts
Picture ID - Yes Yes - n/a
Ringer ID - Yes Yes - n/a
Voice Dialing - Yes Yes Yes n/a
Customization
Custom Graphics - Yes Yes - n/a
Custom Ringtones - Yes Yes Yes n/a
Real-Music Ringers - Yes - - n/a
Data & Network
Data Tethering - - Yes Yes n/a
WAP / Web Browser - Yes Yes Yes n/a
Input
Predictive Text Entry - Yes Yes Yes n/a
Side Keys - Yes Yes - Yes
Touch Screen - - - - Yes
Memory
Memory Card Slot - Yes Yes - Yes
Messaging
Email Client - Yes - - n/a
EMS / Picture Messaging - - - Yes n/a
MMS - Yes - - n/a
Text Messaging Templates Yes Yes Yes Yes n/a
Music
FM Radio - Yes - - Yes
Headphone Jack (3.5mm) - - - - Yes
Music Player - Yes Yes - n/a
Stereo Speakers - - - - Yes
Power
Fast Charging - - - - Yes
Productivity
Alarm Yes Yes Yes Yes n/a
Calculator Yes Yes Yes Yes n/a
Calendar Yes Yes Yes Yes n/a
To-Do List Yes Yes Yes - n/a
Voice Memo Yes * Yes Yes Yes n/a
Software
Games - Yes Yes Yes n/a
Java (J2ME) - Yes Yes - n/a
Voice
HD Voice - - - - Yes
Headset Jack (2.5 mm) Yes Yes - Yes n/a
Speaker Phone - Yes Yes Yes * Yes
  * Some versions only
  Cal-Comp EZ Nokia 6263 Samsung M520 Kyocera 2325 Red Hydrogen One
  X > < X > < X > < X > < X

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

 
Phone Cal-Comp EZ Nokia 6263 Samsung M520 Kyocera 2325 Red Hydrogen One

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