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Phone Samsung DoubleTime Samsung Galaxy S6 edge (GSM) Ericsson R520 Red Hydrogen One
Current U.S. Carriers (none) (none) (none) (none)
Global Availability Released Released Released Released
Specifications 
Display Size 3.2" diag.
5 : 3
5.1" diag.
16 : 9
? 5.7" diag.
16 : 9
Display Resolution & Type 320 x 480 pixels
(~180 ppi)
LCD (TFT/TFD)
1440 x 2560 pixels
(~576 ppi)
AMOLED
? 1440 x 2560 pixels
(~515 ppi)
LCD (TFT/TFD)
Display Refresh 60 Hz 60 Hz ? 60 Hz
Battery 1,200 mAh 2,600 mAh ? 4,510 mAh
Processor 600 MHz Qualcomm 2.1 GHz Samsung Exynos ? 2.5 GHz Qualcomm Snapdragon 835 (MSM8998)
RAM ? 3 GB ? 6 GB
Storage ? raw hardware 32 GB * ? raw hardware 128 GB *
Main Camera 3 megapixel 16 megapixel - 12 megapixel
Wide Camera - - - -
Tele Camera - - - -
Video Capture QVGA (320 x 240) 4K UHD - 4K UHD
Front Camera - 5 megapixel - 8 megapixel
Weight 5.22 oz
(148g)
4.66 oz
(132g)
4.23 oz
(120g)
9.63 oz
(273g)
Dimensions 4.45" x 2.44" x 0.59"
(113 x 62 x 15 mm)
5.59" x 2.76" x 0.28"
(142 x 70 x 7 mm)
5.12" x 1.97" x 0.63"
(130 x 50 x 16 mm)
6.54" x 3.28" x 0.39"
(166 x 83 x 10 mm)
Form Factor Clamshell Slab Slab Slab
Platform / OS Android Android (proprietary) Android
Network Bands

WCDMA: 1, 2, 5

GSM: 850, 900, 1800, 1900

4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 29, 30

WCDMA: 1, 2, 5

GSM: 850, 900, 1800, 1900

*

GSM: 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

Data Technology HSPA 7.2 LTE (Cat 6) GPRS LTE (Cat 12)
Features 
Fingerprint Reader - Yes - Yes
stand-alone
Flashlight - Yes - Yes
GPS / Location n/a n/a - n/a
VR-ready - Yes - -
Accessibility
Hearing Aid Compatible Yes Yes - Yes
Multiple Languages n/a n/a Yes n/a
TTY/TDD (Digital) Yes Yes - Yes
Alerts
Ringer Profiles - - Yes -
Connectivity
Bluetooth Yes Yes Yes Yes
Infrared (IR) - Yes Yes -
MirrorLink - Yes - -
Mobile Hotspot n/a n/a - n/a
NFC - Yes - Yes
USB Yes
Micro-USB
Yes
Micro-USB
- Yes
USB Type C
Wi-Fi Yes
4 (802.11 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 - n/a
Ringer ID n/a n/a - n/a
Voice Dialing n/a n/a Yes n/a
Customization
Custom Graphics n/a n/a - n/a
Custom Ringtones n/a n/a Yes n/a
Real-Music Ringers n/a n/a - n/a
Data & Network
Data Tethering n/a n/a Yes n/a
WAP / Web Browser n/a n/a Yes n/a
Input
Predictive Text Entry n/a n/a Yes n/a
Side Keys Yes Yes Yes Yes
Text Keyboard, Hardware Yes - - -
Touch Screen Yes Yes - Yes
Memory
Memory Card Slot Yes - - Yes
Messaging
Email Client n/a n/a - n/a
Instant Messaging n/a n/a - n/a
MMS n/a n/a - n/a
Text Messaging Templates n/a n/a Yes n/a
Music
FM Radio - - - Yes
Headphone Jack (3.5mm) Yes Yes - Yes
Music Player n/a n/a - n/a
Stereo Speakers - - - Yes
Photo & Video
DLNA - Yes - -
Miracast - Yes - -
TV Output - Yes - -
Power
Fast Charging - - - Yes
Wireless Charging - Yes - -
Productivity
Alarm n/a n/a Yes n/a
Calculator n/a n/a Yes n/a
Calendar n/a n/a Yes n/a
Voice Memo n/a n/a Yes n/a
Software
Games n/a n/a Yes n/a
Voice
HD Voice - Yes - Yes
Speaker Phone Yes Yes Yes Yes
  Samsung DoubleTime Samsung Galaxy S6 edge (GSM) Ericsson R520 Red Hydrogen One
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Samsung DoubleTime Samsung Galaxy S6 edge (GSM) Ericsson R520 Red Hydrogen One

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