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Phone Alcatel Go Flip 3 / SmartFlip LG Optimus G (CDMA) Samsung Galaxy S21
Current U.S. Carriers (none) (none) Verizon
Global Availability Released Released Released
Specifications 
Display Size 2.8" diag.
4 : 3
4.7" diag.
5 : 3
6.2" diag.
20 : 9
Display Resolution & Type 240 x 320 pixels
(~143 ppi)
LCD (TFT/TFD)
768 x 1280 pixels
(~318 ppi)
LCD (TFT/TFD)
1080 x 2400 pixels
(~424 ppi)
AMOLED
Display Refresh ? 60 Hz 120 Hz
Battery 1,350 mAh 2,100 mAh 4,000 mAh
Processor 1.1 GHz Qualcomm Snapdragon 210 (MSM8909) 1.5 GHz Qualcomm Snapdragon S4 Pro 2.8 GHz Qualcomm Snapdragon 888
RAM 512 MB 2 GB 8 GB
Storage 4 GB 32 GB 128 GB *
Main Camera 2 megapixel 13 megapixel 12 megapixel
Wide Camera - - 12 megapixel
Tele Camera - - 64 megapixel
Video Capture 720p HD 1080p HD 8K
Front Camera - 1 megapixel 10 megapixel
Weight 4.16 oz
(118g)
5.11 oz
(145g)
6.03 oz
(171g)
Dimensions 4.13" x 2.09" x 0.75"
(105 x 53 x 19.1 mm)
5.19" x 2.71" x 0.33"
(132 x 69 x 8.5 mm)
5.97" x 2.8" x 0.31"
(152 x 71 x 7.9 mm)
Form Factor Clamshell Slab Slab
Platform / OS (proprietary) Android Android
Network Bands

4G LTE: 2, 4, 5, 12, 14, 25, 26, 41, 66, 71

WCDMA: 2, 4, 5

CDMA: 800, 850, 1900

GSM: 850, 900, 1800, 1900

*

4G LTE: 25

CDMA: 800, 850, 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

Data Technology LTE (Cat 4) LTE (Cat 3) NR (5G)
Features 
Barometer - - Yes
Fingerprint Reader - - Yes
in-display (ultrasonic)
Flashlight - - Yes
GPS / Location Yes n/a n/a
Water-Resistant - - Yes
IPX8 (SCUBA)
Accessibility
Adjustable Text Size Yes n/a n/a
Hearing Aid Compatible Yes
M4, T4 (very tele-coil compatible)
Yes
M4 (very compatible)
Yes
M3, T3 (mostly tele-coil compatible)
Multiple Languages Yes n/a n/a
TTY/TDD (Digital) Yes Yes Yes
Alerts
Extra Display Yes - -
Ringer Profiles - Yes -
Connectivity
Bluetooth Yes Yes Yes
Mobile Hotspot Yes * n/a n/a
NFC - Yes Yes
USB Yes
Micro-USB
Yes
Micro-USB
Yes
USB Type C
Wi-Fi Yes
4 (802.11 b,g,n)
Yes
4 (802.11 a,b,g,n)
Yes
6 (802.11 a,ac,ax,b,g,n)
Contacts
Picture ID Yes n/a n/a
Ringer ID Yes n/a n/a
Voice Dialing Yes n/a n/a
Customization
Custom Graphics Yes n/a n/a
Custom Ringtones Yes n/a n/a
Real-Music Ringers Yes n/a n/a
Data & Network
Data Tethering Yes n/a n/a
WAP / Web Browser Yes n/a n/a
Input
Predictive Text Entry Yes n/a n/a
Side Keys Yes Yes Yes
Touch Screen - Yes
Capacitive
Yes
Capacitive
Memory
Memory Card Slot Yes - -
Messaging
Email Client Yes n/a n/a
Instant Messaging Yes n/a n/a
MMS Yes n/a n/a
Text Messaging Templates - n/a n/a
Music
FM Radio Yes - -
Headphone Jack (3.5mm) Yes Yes -
Music Player Yes n/a n/a
Stereo Speakers - - Yes
Photo & Video
DLNA - Yes -
Miracast - Yes -
TV Output - Yes Yes
Power
Fast Charging - - Yes
Wireless Charging - - Yes
Productivity
Alarm Yes n/a n/a
Calculator Yes n/a n/a
Calendar Yes n/a n/a
To-Do List - n/a n/a
Voice Memo Yes n/a n/a
Software
Games Yes n/a n/a
Voice
HD Voice Yes Yes Yes
Speaker Phone Yes Yes Yes
  * Some versions only
  Alcatel Go Flip 3 / SmartFlip LG Optimus G (CDMA) Samsung Galaxy S21
  X > < X > < X

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

 
Phone Alcatel Go Flip 3 / SmartFlip LG Optimus G (CDMA) Samsung Galaxy S21

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