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Phone Nokia 1661 Samsung Galaxy S6 (GSM) BlackBerry Key2 Motorola PEBL U6 Kyocera 2135
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
4.5" diag.
5 : 3
? ?
Display Resolution & Type 128 x 160 pixels
(~114 ppi)
LCD (TFT/TFD)
1440 x 2560 pixels
(~576 ppi)
AMOLED
1080 x 1620 pixels
(~433 ppi)
LCD (TFT/TFD)
176 x 220 pixels
LCD (TFT/TFD)
?
Display Refresh ? 60 Hz 60 Hz ? ?
Battery 860 mAh 2,550 mAh 3,500 mAh 740 mAh 925 mAh
Processor ? 2.1 GHz Samsung Exynos 7420 2.2 GHz Qualcomm Snapdragon 660 ? ?
RAM ? 3 GB 6 GB ? ?
Storage ? raw hardware 32 GB * 64 GB * ? raw hardware ? raw hardware
Main Camera - 16 megapixel 12 megapixel Yes -
Wide Camera - - - - -
Tele Camera - - 12 megapixel - -
Video Capture - 4K UHD 4K UHD ? -
Front Camera - 5 megapixel 8 megapixel - -
Weight 2.9 oz
(82g)
4.87 oz
(138g)
5.93 oz
(168g)
3.88 oz
(110g)
4.7 oz
(133g)
Dimensions 4.25" x 1.8" x 0.53"
(108 x 46 x 13.5 mm)
5.65" x 2.78" x 0.27"
(143 x 71 x 6.8 mm)
5.96" x 2.82" x 0.33"
(151 x 72 x 8.4 mm)
1.93" x 3.41" x 0.79"
(49 x 87 x 20.1 mm)
5.07" x 1.89" x 1.02"
(129 x 48 x 25.9 mm)
Form Factor Slab Slab Slab Clamshell Slab
Platform / OS (proprietary) Android Android (proprietary) (proprietary)
Network Bands

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, 28, 29, 30, 38, 40, 41, 66

WCDMA: 1, 2, 4, 5, 8

GSM: 850, 900, 1800, 1900

GSM: 850, 900, 1800, 1900

CDMA: 850, 1900

AMPS: 850

Data Technology - LTE (Cat 6) LTE (Cat 11) GPRS -
Features 
Fingerprint Reader - Yes Yes
stand-alone
- -
Flashlight Yes Yes Yes - -
VR-ready - Yes - - -
Accessibility
Hearing Aid Compatible - Yes Yes - -
Multiple Languages - n/a n/a Yes 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
-
Infrared (IR) - Yes - - -
MirrorLink - Yes - - -
NFC - Yes Yes - -
USB - Yes
Micro-USB
Yes
USB Type C
Yes
Mini-USB
-
Wi-Fi - 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 Yes -
Ringer ID - n/a n/a Yes -
Voice Dialing - n/a n/a Yes -
Customization
Changeable Body Plates - - - - Yes
Custom Graphics - n/a n/a Yes -
Custom Ringtones - n/a n/a Yes Yes
Real-Music Ringers - n/a n/a Yes -
Data & Network
Data Tethering - n/a n/a Yes Yes
WAP / Web Browser - n/a n/a Yes Yes
Input
Predictive Text Entry Yes n/a n/a Yes Yes
Side Keys - Yes Yes Yes -
Text Keyboard, Hardware - - Yes - -
Touch Screen - Yes Yes - -
Memory
Memory Card Slot - - Yes - -
Messaging
Email Client - n/a n/a Yes -
EMS / Picture Messaging - n/a n/a Yes -
MMS - n/a n/a Yes -
Text Messaging Templates - n/a n/a Yes Yes
Music
FM Radio Yes - Yes - -
Headphone Jack (3.5mm) - Yes Yes - -
Photo & Video
DLNA - Yes - - -
Miracast - Yes - - -
TV Output - Yes Yes - -
Power
Fast Charging - Yes Yes - -
Wireless Charging - Yes - - -
Productivity
Alarm Yes n/a n/a Yes Yes
Calculator Yes n/a n/a Yes Yes
Calendar Yes n/a n/a Yes -
Voice Memo Yes n/a n/a Yes -
Software
Games Yes n/a n/a Yes Yes
Java (J2ME) - n/a n/a Yes -
Voice
HD Voice - Yes Yes - -
Headset Jack (2.5 mm) Yes n/a n/a - Yes
Speaker Phone Yes Yes Yes Yes -
  Nokia 1661 Samsung Galaxy S6 (GSM) BlackBerry Key2 Motorola PEBL U6 Kyocera 2135
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Nokia 1661 Samsung Galaxy S6 (GSM) BlackBerry Key2 Motorola PEBL U6 Kyocera 2135

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