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Phone LG CG300 Samsung Galaxy S21 Samsung Galaxy S7 Samsung Trance SCH-U490
Current U.S. Carriers (none) Verizon (none) (none)
Global Availability Released Released Released Released
Specifications 
Display Size ? 6.2" diag.
20 : 9
5.1" diag.
16 : 9
2.1" diag.
4 : 3
Display Resolution & Type 128 x 160 pixels
LCD (STN)
1080 x 2400 pixels
(~424 ppi)
AMOLED
1440 x 2560 pixels
(~576 ppi)
AMOLED
176 x 220 pixels
(~134 ppi)
LCD (TFT/TFD)
Display Refresh ? 120 Hz 60 Hz ?
Battery 1,000 mAh 4,000 mAh 3,000 mAh ?
Processor ? 2.8 GHz Qualcomm Snapdragon 888 2.2 GHz Qualcomm Snapdragon 820 (MSM8996) ?
RAM ? 8 GB 4 GB ?
Storage ? raw hardware 128 GB * 32 GB ? raw hardware
Main Camera Yes 12 megapixel 12 megapixel 1 megapixel
Wide Camera - 12 megapixel - -
Tele Camera - 64 megapixel - -
Video Capture - 8K 4K UHD -
Front Camera - 10 megapixel 5 megapixel -
Weight 3.4 oz
(96g)
6.03 oz
(171g)
5.36 oz
(152g)
3.53 oz
(100g)
Dimensions 3.58" x 1.9" x 0.94"
(91 x 48 x 23.9 mm)
5.97" x 2.8" x 0.31"
(152 x 71 x 7.9 mm)
5.61" x 2.74" x 0.31"
(142 x 70 x 7.9 mm)
4" x 1.97" x 0.55"
(102 x 50 x 14 mm)
Form Factor Clamshell Slab Slab Slide
Platform / OS (proprietary) Android Android (proprietary)
Network Bands

GSM: 850, 900, 1800, 1900

5G: 2, 5, 12, 25, 30, 41, 66, 71, 77-C, 260, 261

4G LTE: 1, 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

4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 18, 19, 20, 25, 26, 29, 30, 40, 41

WCDMA: 1, 2, 4, 5, 8

CDMA: 800, 850, 1900

GSM: 850, 900, 1800, 1900

*

CDMA: 850, 1900

Data Technology GPRS NR (5G) LTE (Cat 9) 1xRTT
Features 
Barometer - Yes - -
Fingerprint Reader - Yes
in-display (ultrasonic)
Yes -
Flashlight - Yes Yes -
GPS / Location - n/a n/a Yes
VR-ready - - Yes -
Water-Resistant - Yes
IPX8 (SCUBA)
Yes
IPX8 (SCUBA)
-
Accessibility
Adjustable Text Size - n/a n/a Yes
Hearing Aid Compatible Yes
M3, T3 (mostly tele-coil compatible)
Yes
M3, T3 (mostly tele-coil compatible)
Yes
M4, 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 Yes Yes
Alerts
Extra Display Yes - - -
Connectivity
Bluetooth Yes Yes Yes Yes
MirrorLink - - Yes -
NFC - Yes Yes -
USB - Yes
USB Type C
Yes
Micro-USB
Yes
Wi-Fi - Yes
6 (802.11 a,ac,ax,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 - 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 Yes n/a n/a Yes
Data & Network
Data Tethering Yes n/a n/a Yes
Dual-SIM - - 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 Yes
Messaging
Email Client Yes n/a n/a -
EMS / Picture Messaging Yes n/a n/a -
Instant Messaging Yes n/a n/a -
MMS Yes n/a n/a Yes
Text Messaging Templates Yes n/a n/a Yes
Music
Headphone Jack (3.5mm) - - Yes Yes
Music Player - n/a n/a Yes
Stereo Speakers - Yes - -
Photo & Video
DLNA - - Yes -
Miracast - - Yes -
TV Output - Yes - -
Power
Fast Charging - Yes Yes -
Wireless Charging - Yes 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
Java (J2ME) Yes n/a n/a -
Voice
HD Voice - Yes Yes -
Headset Jack (2.5 mm) Yes n/a n/a -
Push-To-Talk Yes - - -
Speaker Phone Yes Yes Yes Yes
  LG CG300 Samsung Galaxy S21 Samsung Galaxy S7 Samsung Trance SCH-U490
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone LG CG300 Samsung Galaxy S21 Samsung Galaxy S7 Samsung Trance SCH-U490

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