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Phone Samsung UpStage M620 Samsung SCH-A310 Samsung Tint SCH-R420 Google Pixel 7a Audiovox CDM-8500
Current U.S. Carriers (none) (none) (none) AT&T
US Cellular
Verizon
(none)
Global Availability Released Released Released Released Released
Specifications 
Display Size 2.1" diag.
4 : 3
? 1.9" diag.
4 : 3
6.1" diag.
20 : 9
?
Display Resolution & Type 176 x 220 pixels
(~134 ppi)
LCD (TFT/TFD)
128 x 128 pixels
LCD (Grayscale)
128 x 160 pixels
(~108 ppi)
LCD (TFT/TFD)
1080 x 2400 pixels
(~431 ppi)
AMOLED
?
Display Refresh ? ? ? 90 Hz ?
Battery 620 mAh ? 800 mAh 4,385 mAh ?
Processor ? ? ? Google Tensor G2 ?
RAM ? ? ? 8 GB ?
Storage ? raw hardware ? raw hardware ? raw hardware 128 GB ? raw hardware
Main Camera 1 megapixel - Yes 64 megapixel -
Wide Camera - - - 13 megapixel -
Tele Camera - - - - -
Video Capture ? - - 4K UHD -
Front Camera - - - 13 megapixel -
Weight 2.57 oz
(73g)
3.2 oz
(91g)
3.35 oz
(95g)
6.8 oz
(193g)
3.2 oz
(91g)
Dimensions 4.07" x 1.73" x 0.37"
(103 x 44 x 9.4 mm)
3.43" x 1.89" x 0.87"
(87 x 48 x 22.1 mm)
3.74" x 1.88" x 0.74"
(95 x 48 x 18.8 mm)
6" x 2.8" x 0.4"
(152 x 71 x 10.2 mm)
3.3" x 1.6" x 0.9"
(84 x 41 x 22.9 mm)
Form Factor Slab Clamshell Clamshell Slab Clamshell
Platform / OS (proprietary) (proprietary) (proprietary) Android (proprietary)
Network Bands

CDMA: 850, 1900

CDMA: 850, 1900

AMPS: 850

CDMA: 850, 1700, 1900

5G: 1, 2, 3, 5, 7, 8, 12, 14, 20, 25, 28, 30, 38, 41, 48, 66, 71, 77-A, 77-C, 78, 260, 261

4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 20, 25, 26, 28, 29, 30, 38, 40, 41, 48, 66, 71

WCDMA: 1, 2, 4, 5, 6, 8, 19

GSM: 850, 900, 1800, 1900

*

CDMA: 850, 1900

AMPS: 850

Data Technology EVDO r0 1xRTT 1xRTT NR (5G) 1xRTT
Features 
Barometer - - - Yes -
Fingerprint Reader - - - Yes
in-display (optical)
-
Flashlight - - - Yes -
GPS / Location - Yes Yes n/a Yes
Water-Resistant - - - Yes
IPX7 (snorkeling)
-
Accessibility
Adjustable Text Size Yes - - n/a -
Hearing Aid Compatible Yes
M4 (very compatible)
- Yes
M4 (very compatible)
Yes
M3, T4 (very tele-coil compatible)
-
Multiple Languages - Yes Yes n/a Yes
TTY/TDD (Digital) Yes - Yes Yes Yes
Alerts
Extra Display Yes Yes Yes - Yes
Connectivity
Bluetooth Yes - Yes Yes -
NFC - - - Yes -
USB Yes Yes - Yes
USB Type C
-
Wi-Fi - - - Yes
6E (802.11 a,ac,ax,b,g,n)
-
Contacts
Picture ID Yes - Yes n/a -
Ringer ID Yes - Yes n/a Yes
Voice Dialing Yes Yes Yes n/a Yes
Customization
Changeable Body Plates - Yes Yes - -
Custom Graphics Yes - Yes n/a -
Custom Ringtones Yes - Yes n/a -
Real-Music Ringers Yes - Yes n/a -
Data & Network
Data Tethering - Yes - n/a Yes
Dual-SIM - - - Yes -
External Antenna Jack Yes - - n/a -
WAP / Web Browser Yes Yes Yes n/a Yes
Input
Predictive Text Entry Yes Yes Yes n/a Yes
Side Keys Yes Yes Yes Yes Yes
Touch Screen - - - Yes
Capacitive
-
Memory
Memory Card Slot Yes - - - -
Messaging
Instant Messaging Yes - - n/a -
MMS Yes - Yes n/a -
Text Messaging Templates Yes - Yes n/a -
Music
Music Player Yes - - n/a -
Stereo Speakers - - - Yes -
Power
Fast Charging - - - Yes -
Wireless Charging - - - Yes -
Productivity
Alarm Yes - Yes n/a Yes
Calculator Yes - Yes n/a Yes
Calendar Yes Yes Yes n/a Yes
To-Do List Yes - - n/a -
Voice Memo Yes Yes Yes n/a Yes
Software
BREW - - Yes n/a Yes *
Games Yes Yes Yes n/a Yes
Java (J2ME) Yes - - n/a -
Voice
Call Screening - - - Yes -
HD Voice - - - Yes -
Headset Jack (2.5 mm) - Yes Yes n/a Yes
Push-To-Talk - - Yes - -
Speaker Phone Yes - Yes Yes Yes
  * Some versions only
  Samsung UpStage M620 Samsung SCH-A310 Samsung Tint SCH-R420 Google Pixel 7a Audiovox CDM-8500
  X > < X > < X > < X > < X

NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Samsung UpStage M620 Samsung SCH-A310 Samsung Tint SCH-R420 Google Pixel 7a Audiovox CDM-8500

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