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Phone Ericsson T66 AT&T Vista Samsung Galaxy Note20 TCL 30 XE 5G HTC EVO Design 4G / Hero S (CDMA)
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size ? 5.5" diag.
18 : 9
6.7" diag.
20 : 9
6.5" diag.
20 : 9
4" diag.
16 : 9
Display Resolution & Type ? 720 x 1440 pixels
(~293 ppi)
LCD (TFT/TFD)
1080 x 2400 pixels
(~393 ppi)
AMOLED
720 x 1600 pixels
(~269 ppi)
LCD (TFT/TFD)
540 x 960 pixels
(~275 ppi)
LCD (TFT/TFD)
Display Refresh ? 60 Hz 60 Hz 90 Hz 60 Hz
Battery ? 2,450 mAh 4,300 mAh 4,500 mAh 1,520 mAh
Processor ? 2 GHz MediaTek Helio A22 (MT6761V) 3.1 GHz Qualcomm Snapdragon 865+ 2.2 GHz MediaTek Dimensity 700 (MT6833) 1.2 GHz Qualcomm Snapdragon S2 MSM8655
RAM ? 3 GB 8 GB 4 GB 768 MB
Storage ? raw hardware 32 GB 128 GB 64 GB 4 GB
Main Camera - 8 megapixel 12 megapixel 13 megapixel 5 megapixel
Wide Camera - - 12 megapixel - -
Tele Camera - - 64 megapixel - -
Video Capture - 1080p HD 8K 1080p HD 720p HD
Front Camera - 5 megapixel 10 megapixel 8 megapixel 1 megapixel
Weight 2.08 oz
(59g)
5.51 oz
(156g)
6.84 oz
(194g)
6.88 oz
(195g)
5.22 oz
(148g)
Dimensions 3.62" x 1.61" x 0.69"
(92 x 41 x 17.5 mm)
5.88" x 2.82" x 0.35"
(149 x 72 x 8.9 mm)
6.36" x 2.96" x 0.33"
(162 x 75 x 8.3 mm)
6.46" x 2.95" x 0.34"
(164 x 75 x 8.5 mm)
4.78" x 2.44" x 0.46"
(122 x 62 x 11.8 mm)
Form Factor Slab Slab Slab Slab Slab
Platform / OS (proprietary) Android Android Android Android
Network Bands

GSM: 900, 1800, 1900

4G LTE: 2, 3, 4, 5, 7, 12, 14, 20, 30

WCDMA: 1, 2, 4, 5, 8

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

*

5G: 25, 41, 66, 71, 77-C

4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 20, 25, 26, 28, 38, 39, 40, 41, 66, 71

WCDMA: 1, 2, 4, 5, 8

GSM: 850, 900, 1800, 1900

4G WiMAX: 41

WCDMA: 1, 8

CDMA: 800, 850, 1900

GSM: 850, 1900

*

Data Technology - LTE (Cat 4) NR (5G) NR (5G) WiMAX
Features 
Barometer - - Yes Yes -
Fingerprint Reader - - Yes
in-display (ultrasonic)
Yes
stand-alone
-
Flashlight - Yes Yes Yes Yes
GPS / Location - n/a n/a n/a n/a
Water-Resistant - - Yes
IPX8 (SCUBA)
- -
Accessibility
Hearing Aid Compatible - Yes
M4, T4 (very tele-coil compatible)
Yes
M3, T3 (mostly tele-coil compatible)
Yes
M3, T3 (mostly tele-coil compatible)
Yes
M4, T4 (very tele-coil compatible)
Multiple Languages Yes n/a n/a n/a n/a
TTY/TDD (Digital) - - Yes Yes Yes
Alerts
Ringer Profiles Yes - - - -
Connectivity
Bluetooth - Yes Yes Yes Yes
Mobile Hotspot - n/a n/a n/a n/a
NFC - - Yes - -
USB - Yes
USB Type C
Yes
USB Type C
Yes
USB Type C
Yes
Micro-USB
Wi-Fi - Yes Yes
6 (802.11 a,ac,ax,b,g,n)
Yes
5 (802.11 a,ac,b,g,n)
Yes
4 (802.11 b,g,n)
Contacts
Picture ID - n/a n/a n/a n/a
Ringer ID - n/a n/a n/a n/a
Voice Dialing - n/a n/a n/a n/a
Customization
Custom Graphics Yes n/a n/a n/a n/a
Custom Ringtones Yes n/a n/a n/a n/a
Real-Music Ringers - n/a n/a n/a n/a
Data & Network
WAP / Web Browser Yes n/a n/a n/a n/a
Input
Predictive Text Entry Yes n/a n/a n/a n/a
Side Keys Yes Yes Yes Yes Yes
Stylus - - Yes - -
Touch Screen - Yes
Capacitive
Yes
Capacitive
Yes
Capacitive
Yes
Capacitive
Memory
Memory Card Slot - Yes - Yes Yes
Messaging
Email Client - n/a n/a n/a n/a
EMS / Picture Messaging Yes n/a n/a n/a n/a
Instant Messaging - n/a n/a n/a n/a
MMS - n/a n/a n/a n/a
Text Messaging Templates Yes n/a n/a n/a n/a
Music
FM Radio - - - - Yes
Headphone Jack (3.5mm) - Yes - Yes Yes
Music Player - n/a n/a n/a n/a
Stereo Speakers - - Yes - -
Photo & Video
DLNA - - - - Yes
TV Output - - Yes - -
Power
Fast Charging - - Yes Yes -
Wireless Charging - - Yes - -
Productivity
Alarm Yes n/a n/a n/a n/a
Calculator Yes n/a n/a n/a n/a
Calendar Yes n/a n/a n/a n/a
To-Do List Yes n/a n/a n/a n/a
Voice Memo - n/a n/a n/a n/a
Software
Games Yes n/a n/a n/a n/a
Voice
HD Voice - Yes Yes Yes -
Speaker Phone - Yes Yes Yes Yes
  Ericsson T66 AT&T Vista Samsung Galaxy Note20 TCL 30 XE 5G HTC EVO Design 4G / Hero S (CDMA)
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Ericsson T66 AT&T Vista Samsung Galaxy Note20 TCL 30 XE 5G HTC EVO Design 4G / Hero S (CDMA)

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