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Phone Ericsson T66 Samsung Galaxy S22 ZTE Obsidian Samsung SCH-A220
Current U.S. Carriers (none) Verizon (none) (none)
Global Availability Released Released Released Released
Specifications 
Display Size ? 6.1" diag.
19.5 : 9
4.5" diag.
16 : 9
?
Display Resolution & Type ? 1080 x 2340 pixels
(~422 ppi)
AMOLED
480 x 854 pixels
(~218 ppi)
LCD (TFT/TFD)
128 x 128 pixels
LCD (STN)
Display Refresh ? 120 Hz 60 Hz ?
Battery ? 3,700 mAh 1,800 mAh ?
Processor ? Snapdragon 8 Gen 1 1 GHz MediaTek / MT6735M ?
RAM ? 8 GB 1 GB ?
Storage ? raw hardware 128 GB * 8 GB ? raw hardware
Main Camera - 50 megapixel 5 megapixel -
Wide Camera - 12 megapixel - -
Tele Camera - 10 megapixel - -
Video Capture - 8K 720p HD -
Front Camera - 10 megapixel 2 megapixel -
Weight 2.08 oz
(59g)
5.93 oz
(168g)
4.66 oz
(132g)
3.25 oz
(92g)
Dimensions 3.62" x 1.61" x 0.69"
(92 x 41 x 17.5 mm)
5.75" x 2.78" x 0.3"
(146 x 71 x 7.6 mm)
5.41" x 2.7" x 0.39"
(137 x 69 x 10 mm)
2.87" x 2.09" x 0.94"
(73 x 53 x 23.9 mm)
Form Factor Slab Slab Slab Clamshell
Platform / OS (proprietary) Android Android (proprietary)
Network Bands

GSM: 900, 1800, 1900

5G: 2, 5, 7, 12, 25, 30, 38, 41, 48, 66, 71, 77-A, 77-C, 78, 257, 258, 260, 261

4G LTE: 1, 2, 3, 4, 5, 7, 12, 13, 14, 20, 25, 26, 28, 29, 30, 38, 39, 40, 41, 48, 66, 71

WCDMA: 1, 2, 4, 5, 8

GSM: 850, 900, 1800, 1900

4G LTE: 2, 4, 12

WCDMA: 2, 4, 5

GSM: 850, 900, 1800, 1900

CDMA: 850, 1900

Data Technology - NR (5G) LTE (Cat 4) 1xRTT
Features 
Barometer - Yes - -
Fingerprint Reader - Yes
in-display (ultrasonic)
- -
Flashlight - Yes Yes -
GPS / Location - n/a n/a Yes
Water-Resistant - Yes
IPX8 (SCUBA)
- -
Accessibility
Adjustable Text Size - n/a n/a -
Hearing Aid Compatible - Yes
M3, T3 (mostly tele-coil compatible)
Yes
M4, T3 (mostly tele-coil compatible)
-
Multiple Languages Yes n/a n/a Yes
TTY/TDD (Digital) - Yes Yes -
Alerts
Ringer Profiles Yes - - -
Connectivity
Bluetooth - Yes Yes -
Mobile Hotspot - n/a n/a -
NFC - Yes - -
USB - Yes
USB Type C
Yes
Micro-USB
-
Wi-Fi - Yes
6 (802.11 a,ac,ax,b,g,n)
Yes
4 (802.11 b,g,n)
-
Contacts
Picture ID - n/a n/a -
Ringer ID - n/a n/a Yes
Voice Dialing - n/a n/a Yes
Customization
Custom Graphics Yes n/a n/a Yes
Custom Ringtones Yes n/a n/a Yes
Real-Music Ringers - n/a n/a -
Data & Network
Data Tethering - n/a n/a Yes
WAP / Web Browser Yes n/a n/a Yes
Input
Predictive Text Entry Yes n/a n/a Yes
Side Keys Yes Yes Yes Yes
Touch Screen - Yes
Capacitive
Yes
Capacitive
-
Memory
Memory Card Slot - - Yes -
Messaging
Email Client - n/a n/a -
EMS / Picture Messaging Yes n/a n/a -
Instant Messaging - n/a n/a -
MMS - n/a n/a -
Text Messaging Templates Yes n/a n/a Yes
Music
Headphone Jack (3.5mm) - - Yes -
Music Player - n/a n/a -
Stereo Speakers - Yes - -
Photo & Video
TV Output - Yes - -
Power
Fast Charging - 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
To-Do List Yes n/a n/a Yes
Voice Memo - n/a n/a Yes
Software
Games Yes n/a n/a -
Voice
HD Voice - Yes - -
Headset Jack (2.5 mm) - n/a n/a Yes
Speaker Phone - Yes Yes -
  Ericsson T66 Samsung Galaxy S22 ZTE Obsidian Samsung SCH-A220
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Ericsson T66 Samsung Galaxy S22 ZTE Obsidian Samsung SCH-A220

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