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Phone Nokia 1661 BlackBerry Key2 Samsung Galaxy Z Fold2 ZTE Agent
Current U.S. Carriers (none) (none) (none) (none)
Global Availability Released Released Released Released
Specifications 
Display Size 1.8" diag.
4 : 3
4.5" diag.
5 : 3
7.6" diag.
4 : 3
2.4" diag.
4 : 3
Display Resolution & Type 128 x 160 pixels
(~114 ppi)
LCD (TFT/TFD)
1080 x 1620 pixels
(~433 ppi)
LCD (TFT/TFD)
1768 x 2208 pixels
(~372 ppi)
AMOLED
240 x 320 pixels
(~167 ppi)
LCD (TFT/TFD)
Display Refresh ? 60 Hz 60 Hz ?
Battery 860 mAh 3,500 mAh 4,500 mAh 900 mAh
Processor ? 2.2 GHz Qualcomm Snapdragon 660 3.1 GHz Qualcomm Snapdragon 865+ ?
RAM ? 6 GB 12 GB ?
Storage ? raw hardware 64 GB * 256 GB ? raw hardware
Main Camera - 12 megapixel 12 megapixel 1 megapixel
Wide Camera - - 12 megapixel -
Tele Camera - 12 megapixel 12 megapixel -
Video Capture - 4K UHD 4K UHD ?
Front Camera - 8 megapixel 10 megapixel -
Weight 2.9 oz
(82g)
5.93 oz
(168g)
9.95 oz
(282g)
3.53 oz
(100g)
Dimensions 4.25" x 1.8" x 0.53"
(108 x 46 x 13.5 mm)
5.96" x 2.82" x 0.33"
(151 x 72 x 8.4 mm)
6.27" x 2.68" x 0.66"
(159 x 68 x 16.8 mm)
4.3" x 1.9" x 0.6"
(109 x 48 x 15.2 mm)
Form Factor Slab Slab Foldable Slab
Platform / OS (proprietary) Android Android (proprietary)
Network Bands

GSM: 850, 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

5G: 2, 5, 25, 41, 66, 71, 260, 261

4G LTE: 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 29, 30, 38, 39, 40, 41, 46, 48, 66, 71

WCDMA: 1, 2, 4, 5, 8

CDMA: 800, 850, 1900

GSM: 850, 900, 1800, 1900

CDMA: 850, 1700, 1900

Data Technology - LTE (Cat 11) NR (5G) 1xRTT
Features 
Barometer - - Yes -
Fingerprint Reader - Yes
stand-alone
Yes
stand-alone
-
Flashlight Yes Yes Yes -
GPS / Location - n/a n/a Yes
Accessibility
Hearing Aid Compatible - Yes Yes Yes
Multiple Languages - n/a n/a Yes
TTY/TDD (Digital) - Yes Yes Yes
Alerts
Extra Display - - Yes -
Ringer Profiles Yes - - -
Connectivity
Bluetooth -
Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
NFC - Yes Yes -
USB - Yes
USB Type C
Yes
USB Type C
Yes
Micro-USB
UWB - - Yes -
Wi-Fi - Yes
5 (802.11 a,ac,b,g,n)
Yes
6 (802.11 a,ac,ax,b,g,n)
-
Contacts
Ringer ID - n/a n/a Yes
Customization
Custom Graphics - n/a n/a Yes
Custom Ringtones - n/a n/a Yes
Real-Music Ringers - n/a n/a Yes
Data & Network
WAP / Web Browser - n/a n/a Yes
Input
Predictive Text Entry Yes n/a n/a Yes
Side Keys - Yes Yes Yes
Text Keyboard, Hardware - Yes - -
Touch Screen - Yes Yes -
Memory
Memory Card Slot - Yes - Yes
Messaging
Email Client - n/a n/a Yes
Instant Messaging - n/a n/a Yes
MMS - n/a n/a Yes
Text Messaging Templates - n/a n/a Yes
Music
FM Radio Yes Yes - -
Headphone Jack (3.5mm) - Yes - Yes
Music Player - n/a n/a Yes
Stereo Speakers - - Yes -
Photo & Video
TV Output - Yes Yes -
Power
Fast Charging - Yes Yes -
Wireless Charging - - Yes -
Productivity
Alarm Yes n/a n/a Yes
Calculator Yes n/a n/a Yes
Calendar Yes n/a n/a Yes
Voice Memo Yes n/a n/a Yes
Software
BREW - n/a n/a Yes
Games Yes n/a n/a Yes
Voice
HD Voice - Yes Yes -
Headset Jack (2.5 mm) Yes n/a n/a -
Speaker Phone Yes Yes Yes Yes
  Nokia 1661 BlackBerry Key2 Samsung Galaxy Z Fold2 ZTE Agent
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Phone Nokia 1661 BlackBerry Key2 Samsung Galaxy Z Fold2 ZTE Agent

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