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Phone Samsung SCH-A990 Ericsson T66 Samsung Galaxy Note20 Samsung Galaxy Amp Amazon Fire
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size ? ? 6.7" diag.
20 : 9
4" diag.
5 : 3
4.7" diag.
16 : 9
Display Resolution & Type 240 x 320 pixels
LCD (TFT/TFD)
? 1080 x 2400 pixels
(~393 ppi)
AMOLED
480 x 800 pixels
(~233 ppi)
LCD (TFT/TFD)
720 x 1280 pixels
(~312 ppi)
LCD (TFT/TFD)
Display Refresh ? ? 60 Hz 60 Hz ?
Battery 1,000 mAh ? 4,300 mAh 1,500 mAh 2,400 mAh
Processor ? ? 3.1 GHz Qualcomm Snapdragon 865+ 1 GHz STE U8420 2.2 GHz Qualcomm Snapdragon 800
RAM ? ? 8 GB 1 GB 2 GB
Storage ? raw hardware ? raw hardware 128 GB 4 GB 32 GB *
Main Camera 3 megapixel - 12 megapixel 5 megapixel 13 megapixel
Wide Camera - - 12 megapixel - -
Tele Camera - - 64 megapixel - -
Video Capture ? - 8K 720p HD 1080p HD
Front Camera - - 10 megapixel Yes 2 megapixel
Weight 4.4 oz
(125g)
2.08 oz
(59g)
6.84 oz
(194g)
4.41 oz
(125g)
5.64 oz
(160g)
Dimensions 3.8" x 1.88" x 0.82"
(97 x 48 x 20.8 mm)
3.62" x 1.61" x 0.69"
(92 x 41 x 17.5 mm)
6.36" x 2.96" x 0.33"
(162 x 75 x 8.3 mm)
4.84" x 2.48" x 0.43"
(123 x 63 x 10.9 mm)
5.5" x 2.6" x 0.35"
(140 x 66 x 8.9 mm)
Form Factor Clamshell Slab Slab Slab Slab
Platform / OS (proprietary) (proprietary) Android Android (proprietary)
Network Bands

CDMA: 850, 1900

GSM: 900, 1800, 1900

5G: 2, 5, 12, 25, 41, 66, 71, 260, 261

4G LTE: 2, 4, 5, 7, 12, 13, 14, 25, 26, 29, 30, 38, 41, 46, 48, 66, 71

WCDMA: 2, 4, 5

CDMA: 800, 850, 1900

GSM: 850, 900, 1800, 1900

*

WCDMA: 1, 2, 5

GSM: 850, 900, 1800, 1900

4G LTE: 1, 2, 3, 4, 5, 7, 8, 17

WCDMA: 1, 2, 4, 5, 8

GSM: 850, 900, 1800, 1900

Data Technology EVDO r0 - NR (5G) HSPA 14.4 LTE (Cat 4)
Features 
Barometer - - Yes - -
Fingerprint Reader - - Yes
in-display (ultrasonic)
- -
Flashlight Yes - Yes - Yes
GPS / Location Yes - n/a n/a Yes
Water-Resistant - - Yes
IPX8 (SCUBA)
- -
Accessibility
Adjustable Text Size - - n/a n/a -
Hearing Aid Compatible Yes - Yes Yes Yes
Multiple Languages Yes Yes n/a n/a Yes
TTY/TDD (Digital) Yes - Yes Yes Yes
Alerts
Extra Display Yes - - - -
Ringer Profiles - Yes - - -
Connectivity
Bluetooth Yes
Classic Audio
- Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
Mobile Hotspot - - n/a n/a Yes
NFC - - Yes - Yes
USB Yes - Yes
USB Type C
Yes
Micro-USB
Yes
Micro-USB
Wi-Fi - - Yes
6 (802.11 a,ac,ax,b,g,n)
Yes
4 (802.11 b,g,n)
Yes
5 (802.11 a,ac,b,g,n)
Contacts
Picture ID Yes - n/a n/a Yes
Ringer ID Yes - n/a n/a Yes
Voice Dialing Yes - n/a n/a Yes
Customization
Custom Graphics Yes Yes n/a n/a -
Custom Ringtones Yes Yes n/a n/a Yes
Real-Music Ringers Yes - n/a n/a -
Data & Network
Data Tethering Yes - n/a n/a Yes
WAP / Web Browser Yes Yes n/a n/a Yes
Input
Predictive Text Entry Yes Yes n/a n/a Yes
Side Keys Yes Yes Yes Yes Yes
Stylus - - Yes - -
Touch Screen - - Yes Yes Yes
Memory
Memory Card Slot Yes - - Yes -
Messaging
Email Client - - n/a n/a Yes
EMS / Picture Messaging Yes Yes n/a n/a -
Instant Messaging - - n/a n/a -
MMS Yes - n/a n/a Yes
Text Messaging Templates Yes Yes n/a n/a Yes
Music
Headphone Jack (3.5mm) - - - Yes Yes
Music Player Yes - n/a n/a Yes
Stereo Speakers Yes - Yes - Yes
Photo & Video
DLNA - - - Yes -
Miracast - - - - Yes
TV Output Yes - Yes - Yes
Power
Fast Charging - - Yes - -
Wireless Charging - - Yes - -
Productivity
Alarm Yes Yes n/a n/a Yes
Calculator Yes Yes n/a n/a Yes
Calendar Yes Yes n/a n/a Yes
To-Do List - Yes n/a n/a -
Voice Memo Yes - n/a n/a Yes
Software
BREW Yes - n/a n/a -
Games Yes Yes n/a n/a Yes
Voice
HD Voice - - Yes - Yes
Speaker Phone Yes - Yes Yes Yes
  Samsung SCH-A990 Ericsson T66 Samsung Galaxy Note20 Samsung Galaxy Amp Amazon Fire
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Samsung SCH-A990 Ericsson T66 Samsung Galaxy Note20 Samsung Galaxy Amp Amazon Fire

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