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Phone Samsung SGH-X820 Nokia 1616 Samsung Galaxy S6 (GSM) Google Pixel 3a Red Hydrogen One
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size ? 1.8" diag.
4 : 3
5.1" diag.
16 : 9
5.6" diag.
18.5 : 9
5.7" diag.
16 : 9
Display Resolution & Type 220 x 176 pixels
LCD (TFT/TFD)
128 x 160 pixels
(~114 ppi)
LCD (TFT/TFD)
1440 x 2560 pixels
(~576 ppi)
AMOLED
1080 x 2220 pixels
(~441 ppi)
AMOLED
1440 x 2560 pixels
(~515 ppi)
LCD (TFT/TFD)
Display Refresh ? ? 60 Hz 60 Hz 60 Hz
Battery 650 mAh 800 mAh 2,550 mAh 3,000 mAh 4,510 mAh
Processor ? ? 2.1 GHz Samsung Exynos 7420 2 GHz Qualcomm Snapdragon 670 2.5 GHz Qualcomm Snapdragon 835 (MSM8998)
RAM ? ? 3 GB 4 GB 6 GB
Storage ? raw hardware ? raw hardware 32 GB * 64 GB 128 GB *
Main Camera 2 megapixel - 16 megapixel 12 megapixel 12 megapixel
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture ? - 4K UHD 4K UHD 4K UHD
Front Camera - - 5 megapixel 8 megapixel 8 megapixel
Weight 2.33 oz
(66g)
2.77 oz
(79g)
4.87 oz
(138g)
5.19 oz
(147g)
9.63 oz
(273g)
Dimensions 4.45" x 1.97" x 0.27"
(113 x 50 x 6.9 mm)
4.22" x 1.77" x 0.59"
(107 x 45 x 15 mm)
5.65" x 2.78" x 0.27"
(143 x 71 x 6.8 mm)
6" x 2.8" x 0.3"
(152 x 71 x 7.6 mm)
6.54" x 3.28" x 0.39"
(166 x 83 x 10 mm)
Form Factor Slab Slab Slab Slab Slab
Platform / OS (proprietary) (proprietary) Android Android Android
Network Bands

GSM: 900, 1800, 1900

GSM: 850, 1900

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

WCDMA: 1, 2, 5

GSM: 850, 900, 1800, 1900

*

4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 17, 20, 25, 26, 28, 29, 30, 38, 40, 41, 66, 71

WCDMA: 1, 2, 4, 5, 8

CDMA: 800, 850, 1900

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

Data Technology EDGE - LTE (Cat 6) LTE (Cat 11) LTE (Cat 12)
Features 
Barometer - - - Yes -
Fingerprint Reader - - Yes Yes
stand-alone
Yes
stand-alone
Flashlight - Yes Yes Yes Yes
VR-ready - - Yes - -
Accessibility
Hearing Aid Compatible - - Yes Yes Yes
Multiple Languages Yes Yes n/a n/a n/a
TTY/TDD (Digital) - - Yes Yes Yes
Alerts
Ringer Profiles - Yes - - -
Connectivity
Bluetooth Yes - Yes Yes Yes
Infrared (IR) - - Yes - -
MirrorLink - - Yes - -
NFC - - Yes Yes Yes
USB Yes - Yes
Micro-USB
Yes
USB Type C
Yes
USB Type C
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 Yes - n/a n/a n/a
Ringer ID Yes Yes n/a n/a n/a
Customization
Changeable Body Plates - Yes - - -
Custom Graphics Yes - n/a n/a n/a
Custom Ringtones Yes - n/a n/a n/a
Real-Music Ringers Yes Yes n/a n/a n/a
Data & Network
External Antenna Jack Yes - n/a n/a n/a
WAP / Web Browser Yes - n/a n/a n/a
Input
Predictive Text Entry Yes Yes n/a n/a n/a
Side Keys Yes - Yes Yes Yes
Touch Screen - - Yes Yes Yes
Memory
Memory Card Slot - - - - Yes
Messaging
Email Client Yes - n/a n/a n/a
EMS / Picture Messaging Yes - n/a n/a n/a
MMS Yes - n/a n/a n/a
Text Messaging Templates Yes Yes n/a n/a n/a
Music
FM Radio - Yes - - Yes
Headphone Jack (3.5mm) - Yes Yes Yes Yes
Stereo Speakers - - - Yes Yes
Photo & Video
DLNA - - Yes - -
Miracast - - Yes - -
TV Output Yes - Yes - -
Power
Fast Charging - - Yes Yes Yes
Wireless Charging - - Yes - -
Productivity
Alarm Yes Yes n/a n/a n/a
Calculator Yes Yes n/a n/a n/a
Calendar Yes Yes n/a n/a n/a
To-Do List Yes - n/a n/a n/a
Voice Memo Yes Yes n/a n/a n/a
Software
Games Yes Yes n/a n/a n/a
Java (J2ME) Yes - n/a n/a n/a
Voice
Call Screening - - - Yes -
HD Voice - - Yes Yes Yes
Speaker Phone Yes Yes Yes Yes Yes
  Samsung SGH-X820 Nokia 1616 Samsung Galaxy S6 (GSM) Google Pixel 3a Red Hydrogen One
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Samsung SGH-X820 Nokia 1616 Samsung Galaxy S6 (GSM) Google Pixel 3a Red Hydrogen One

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