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Phone Nokia 1661 Samsung Wafer R510 Kyocera KX12 TCL 20 Pro 5G Samsung Galaxy S6 (GSM)
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size 1.8" diag.
4 : 3
1.9" diag.
4 : 3
? 6.7" diag.
20 : 9
5.1" diag.
16 : 9
Display Resolution & Type 128 x 160 pixels
(~114 ppi)
LCD (TFT/TFD)
220 x 176 pixels
(~148 ppi)
LCD (TFT/TFD)
128 x 128 pixels
LCD (STN)
1080 x 2400 pixels
(~395 ppi)
AMOLED
1440 x 2560 pixels
(~576 ppi)
AMOLED
Display Refresh ? ? ? 60 Hz 60 Hz
Battery 860 mAh 800 mAh 1,800 mAh 4,500 mAh 2,550 mAh
Processor ? ? ? 2 GHz Qualcomm Snapdragon 750G 2.1 GHz Samsung Exynos 7420
RAM ? ? ? 6 GB 3 GB
Storage ? raw hardware ? raw hardware ? raw hardware 256 GB 32 GB *
Main Camera - 1 megapixel - 48 megapixel 16 megapixel
Wide Camera - - - 16 megapixel -
Tele Camera - - - - -
Video Capture - ? - 4K UHD 4K UHD
Front Camera - - - 32 megapixel 5 megapixel
Weight 2.9 oz
(82g)
2.47 oz
(70g)
4.62 oz
(131g)
6.82 oz
(193g)
4.87 oz
(138g)
Dimensions 4.25" x 1.8" x 0.53"
(108 x 46 x 13.5 mm)
4.45" x 1.97" x 0.33"
(113 x 50 x 8.4 mm)
4.33" x 1.97" x 1.02"
(110 x 50 x 25.9 mm)
6.46" x 2.87" x 0.36"
(164 x 73 x 9.1 mm)
5.65" x 2.78" x 0.27"
(143 x 71 x 6.8 mm)
Form Factor Slab Slab Slab Slab Slab
Platform / OS (proprietary) (proprietary) (proprietary) Android Android
Network Bands

GSM: 850, 1900

CDMA: 850, 1900

CDMA: 850, 1900

AMPS: 850

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

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

WCDMA: 1, 2, 5

GSM: 850, 900, 1800, 1900

*

Data Technology - EVDO r0 1xRTT NR (5G) LTE (Cat 6)
Features 
Barometer - - - Yes -
Fingerprint Reader - - - Yes
in-display (optical)
Yes
Flashlight Yes - Yes Yes Yes
GPS / Location - Yes Yes n/a n/a
Ruggedized - - Yes - -
VR-ready - - - - Yes
Water-Resistant - - - Yes
IPX2 (drip)
-
Accessibility
Hearing Aid Compatible - Yes - Yes Yes
Multiple Languages - Yes Yes n/a n/a
TTY/TDD (Digital) - Yes Yes Yes Yes
Alerts
Ringer Profiles Yes - - - -
Connectivity
Bluetooth - Yes
Classic Audio
- Yes
Classic Audio
Yes
Classic Audio
Infrared (IR) - - - Yes Yes
MirrorLink - - - - Yes
NFC - - - Yes Yes
USB - - - Yes
USB Type C
Yes
Micro-USB
Wi-Fi - - - Yes
5 (802.11 a,ac,b,g,n)
Yes
5 (802.11 a,ac,b,g,n)
Contacts
Picture ID - Yes Yes n/a n/a
Ringer ID - - Yes n/a n/a
Voice Dialing - Yes Yes n/a n/a
Customization
Custom Graphics - Yes Yes n/a n/a
Custom Ringtones - Yes Yes n/a n/a
Data & Network
Data Tethering - - Yes n/a n/a
WAP / Web Browser - Yes Yes n/a n/a
Input
Predictive Text Entry Yes Yes Yes n/a n/a
Side Keys - Yes Yes Yes Yes
Touch Screen - - - Yes Yes
Memory
Memory Card Slot - Yes - Yes -
Messaging
EMS / Picture Messaging - - Yes n/a n/a
MMS - Yes - n/a n/a
Text Messaging Templates - - Yes n/a n/a
Music
FM Radio Yes - - Yes -
Headphone Jack (3.5mm) - - - Yes Yes
Music Player - Yes - n/a n/a
Stereo Speakers - Yes - - -
Photo & Video
DLNA - - - - Yes
Miracast - - - - Yes
TV Output - - - - Yes
Power
Fast Charging - - - Yes Yes
Wireless Charging - - - Yes Yes
Productivity
Alarm Yes Yes Yes n/a n/a
Calculator Yes Yes Yes n/a n/a
Calendar Yes Yes Yes n/a n/a
Voice Memo Yes Yes Yes n/a n/a
Software
BREW - Yes Yes * n/a n/a
Games Yes Yes Yes n/a n/a
Voice
HD Voice - - - Yes Yes
Headset Jack (2.5 mm) Yes - Yes n/a n/a
Push-To-Talk - - Yes - -
Speaker Phone Yes Yes Yes Yes Yes
  * Some versions only
  Nokia 1661 Samsung Wafer R510 Kyocera KX12 TCL 20 Pro 5G Samsung Galaxy S6 (GSM)
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Nokia 1661 Samsung Wafer R510 Kyocera KX12 TCL 20 Pro 5G Samsung Galaxy S6 (GSM)

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