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Phone Samsung SGH-X820 Samsung Galaxy S6 (GSM) Nokia E66 TCL 20 Pro 5G Nokia 6170
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size ? 5.1" diag.
16 : 9
2.4" diag.
4 : 3
6.7" diag.
20 : 9
?
Display Resolution & Type 220 x 176 pixels
LCD (TFT/TFD)
1440 x 2560 pixels
(~576 ppi)
AMOLED
240 x 320 pixels
(~167 ppi)
LCD (TFT/TFD)
1080 x 2400 pixels
(~395 ppi)
AMOLED
128 x 160 pixels
LCD (TFT/TFD)
Display Refresh ? 60 Hz ? 60 Hz ?
Battery 650 mAh 2,550 mAh 1,000 mAh 4,500 mAh 760 mAh
Processor ? 2.1 GHz Samsung Exynos 7420 ? 2 GHz Qualcomm Snapdragon 750G ?
RAM ? 3 GB ? 6 GB ?
Storage ? raw hardware 32 GB * ? raw hardware 256 GB ? raw hardware
Main Camera 2 megapixel 16 megapixel 3 megapixel 48 megapixel Yes
Wide Camera - - - 16 megapixel -
Tele Camera - - - - -
Video Capture ? 4K UHD QVGA (320 x 240) 4K UHD ?
Front Camera - 5 megapixel - 32 megapixel -
Weight 2.33 oz
(66g)
4.87 oz
(138g)
4.27 oz
(121g)
6.82 oz
(193g)
4.34 oz
(123g)
Dimensions 4.45" x 1.97" x 0.27"
(113 x 50 x 6.9 mm)
5.65" x 2.78" x 0.27"
(143 x 71 x 6.8 mm)
4.21" x 1.93" x 0.51"
(107 x 49 x 13 mm)
6.46" x 2.87" x 0.36"
(164 x 73 x 9.1 mm)
3.46" x 1.81" x 0.94"
(88 x 46 x 23.9 mm)
Form Factor Slab Slab Slide Slab Clamshell
Platform / OS (proprietary) Android S60 (Symbian) Android (proprietary)
Network Bands

GSM: 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

*

WCDMA: 2, 5

GSM: 850, 900, 1800, 1900

*

5G: 2, 5, 7, 41, 66, 71, 78

4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 20, 25, 26, 28, 29, 30, 38, 40, 41, 48, 66, 71

WCDMA: 1, 2, 4, 5, 8

GSM: 850, 900, 1800, 1900

GSM: 850, 1800, 1900

*

Data Technology EDGE LTE (Cat 6) HSDPA 3.6 NR (5G) EDGE
Features 
Barometer - - - Yes -
Fingerprint Reader - Yes - Yes
in-display (optical)
-
Flashlight - Yes - Yes -
GPS / Location - n/a n/a n/a -
VR-ready - Yes - - -
Water-Resistant - - - Yes
IPX2 (drip)
-
Accessibility
Hearing Aid Compatible - Yes - Yes -
Multiple Languages Yes n/a n/a n/a Yes
TTY/TDD (Digital) - Yes - Yes Yes
Alerts
Extra Display - - - - Yes
Ringer Profiles - - Yes - Yes
Connectivity
Bluetooth Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
-
Infrared (IR) - Yes Yes Yes Yes
MirrorLink - Yes - - -
NFC - Yes - Yes -
USB Yes Yes
Micro-USB
Yes
Micro-USB
Yes
USB Type C
Yes
Wi-Fi - Yes
5 (802.11 a,ac,b,g,n)
Yes
802.11 b,g
Yes
5 (802.11 a,ac,b,g,n)
-
Contacts
Picture ID Yes n/a n/a n/a Yes
Ringer ID Yes n/a n/a n/a -
Voice Dialing - n/a n/a n/a Yes
Customization
Custom Graphics Yes n/a n/a n/a Yes
Custom Ringtones Yes n/a n/a n/a Yes
Real-Music Ringers Yes n/a n/a n/a -
Data & Network
Data Tethering - n/a n/a n/a Yes
External Antenna Jack Yes n/a n/a n/a -
WAP / Web Browser Yes n/a n/a n/a Yes
Input
Predictive Text Entry Yes n/a n/a n/a Yes
Side Keys Yes Yes Yes Yes Yes
Touch Screen - Yes - Yes -
Memory
Memory Card Slot - - Yes Yes -
Messaging
Email Client Yes n/a n/a n/a Yes
EMS / Picture Messaging Yes n/a n/a n/a Yes
Instant Messaging - n/a n/a n/a Yes
MMS Yes n/a n/a n/a Yes
Text Messaging Templates Yes n/a n/a n/a Yes
Music
FM Radio - - Yes Yes -
Headphone Jack (3.5mm) - Yes - Yes -
Music Player - n/a n/a n/a -
Photo & Video
DLNA - Yes - - -
Miracast - Yes - - -
TV Output Yes Yes - - -
Video Calling - n/a n/a n/a -
Power
Fast Charging - Yes - Yes -
Wireless Charging - Yes - Yes -
Productivity
Alarm Yes n/a n/a n/a Yes
Calculator Yes n/a n/a n/a Yes
Calendar Yes n/a n/a n/a Yes
To-Do List Yes n/a n/a n/a Yes
Voice Memo Yes n/a n/a n/a Yes
Software
Games Yes n/a n/a n/a Yes
Java (J2ME) Yes n/a n/a n/a Yes
Voice
HD Voice - Yes - Yes -
Headset Jack (2.5 mm) - n/a n/a n/a -
Push-To-Talk - - - - Yes
Speaker Phone Yes Yes Yes Yes Yes
  * Some versions only
  Samsung SGH-X820 Samsung Galaxy S6 (GSM) Nokia E66 TCL 20 Pro 5G Nokia 6170
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Samsung SGH-X820 Samsung Galaxy S6 (GSM) Nokia E66 TCL 20 Pro 5G Nokia 6170

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