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Phone Samsung Galaxy S21 Samsung Galaxy Note8 Samsung SGH-A157 Samsung Magnet A257 / A177 Alcatel Elevate
Current U.S. Carriers Verizon (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size 6.2" diag.
20 : 9
6.3" diag.
18.5 : 9
1.8" diag.
4 : 3
2.2" diag.
4 : 3
4.5" diag.
16 : 9
Display Resolution & Type 1080 x 2400 pixels
(~424 ppi)
AMOLED
1440 x 2960 pixels
(~522 ppi)
AMOLED
128 x 160 pixels
(~116 ppi)
LCD (TFT/TFD)
220 x 176 pixels
(~128 ppi)
LCD (TFT/TFD)
480 x 854 pixels
(~218 ppi)
LCD (TFT/TFD)
Display Refresh 120 Hz 60 Hz ? ? 60 Hz
Battery 4,000 mAh 3,300 mAh 800 mAh 800 mAh 2,000 mAh
Processor 2.8 GHz Qualcomm Snapdragon 888 2.4 GHz Qualcomm Snapdragon 835 (MSM8998) ? ? 1.1 GHz Qualcomm Snapdragon 210 (MSM8909)
RAM 8 GB 6 GB ? ? 1 GB
Storage 128 GB * 64 GB * 256 MB ? raw hardware 8 GB
Main Camera 12 megapixel 12 megapixel - Yes 5 megapixel
Wide Camera 12 megapixel - - - -
Tele Camera 64 megapixel 12 megapixel - - -
Video Capture 8K 4K UHD - - 720p HD
Front Camera 10 megapixel 8 megapixel - - 2 megapixel
Weight 6.03 oz
(171g)
6.88 oz
(195g)
2.99 oz
(85g)
3.09 oz
(88g)
4.8 oz
(136g)
Dimensions 5.97" x 2.8" x 0.31"
(152 x 71 x 7.9 mm)
6.4" x 2.94" x 0.34"
(163 x 75 x 8.6 mm)
3.83" x 1.84" x 0.65"
(97 x 47 x 16.5 mm)
4.29" x 2.32" x 0.47"
(109 x 59 x 11.9 mm)
5.26" x 2.6" x 0.39"
(133 x 66 x 9.9 mm)
Form Factor Slab Slab Clamshell Slab Slab
Platform / OS Android Android (proprietary) (proprietary) Android
Network Bands

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, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 29, 30, 38, 39, 41, 66

WCDMA: 1, 2, 4, 5, 8

CDMA: 800, 850, 1900

GSM: 850, 900, 1800, 1900

WCDMA: 2, 5

GSM: 850, 900, 1800, 1900

GSM: 850, 900, 1800, 1900

4G LTE: 25, 26, 41

CDMA: 800, 850, 1900

Data Technology NR (5G) LTE (Cat 16) ? EDGE LTE (Cat 4)
Features 
Barometer Yes Yes - - -
Fingerprint Reader Yes
in-display (ultrasonic)
Yes
stand-alone
- - -
Flashlight Yes Yes - - Yes
GPS / Location n/a n/a Yes - n/a
VR-ready - Yes - - -
Water-Resistant Yes
IPX8 (SCUBA)
Yes
IPX8 (SCUBA)
- - -
Accessibility
Adjustable Text Size n/a n/a Yes - n/a
Hearing Aid Compatible Yes
M3, T3 (mostly tele-coil compatible)
Yes
M4, T3 (mostly tele-coil compatible)
Yes
M4 (very compatible)
- Yes
M4, T4 (very tele-coil compatible)
Multiple Languages n/a n/a Yes Yes n/a
TTY/TDD (Digital) Yes Yes Yes Yes Yes
Alerts
Ringer Profiles - - Yes Yes -
Connectivity
Bluetooth Yes Yes - Yes Yes
MirrorLink - Yes - - -
Mobile Hotspot n/a n/a - - n/a
NFC Yes Yes - - -
USB Yes
USB Type C
Yes
USB Type C
Yes
Micro-USB
- Yes
Micro-USB
Wi-Fi 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 Yes Yes n/a
Ringer ID n/a n/a Yes Yes n/a
Voice Dialing n/a n/a - - n/a
Customization
Custom Graphics n/a n/a Yes Yes n/a
Custom Ringtones n/a n/a Yes Yes n/a
Real-Music Ringers n/a n/a Yes Yes n/a
Data & Network
Data Tethering n/a n/a - - n/a
WAP / Web Browser n/a n/a Yes Yes n/a
Input
Predictive Text Entry n/a n/a Yes Yes n/a
Side Keys Yes Yes - Yes Yes
Stylus - Yes - - -
Text Keyboard, Hardware - - - Yes -
Touch Screen Yes
Capacitive
Yes
Capacitive
- - Yes
Capacitive
Memory
Memory Card Slot - Yes - - Yes
Messaging
Email Client n/a n/a - Yes n/a
Instant Messaging n/a n/a - Yes n/a
MMS n/a n/a Yes Yes n/a
Text Messaging Templates n/a n/a Yes Yes n/a
Music
FM Radio - - - - Yes
Headphone Jack (3.5mm) - Yes - - Yes
Music Player n/a n/a - - n/a
Stereo Speakers Yes - - - -
Photo & Video
Miracast - Yes - - -
TV Output Yes - - - -
Power
Fast Charging Yes Yes - - -
Wireless Charging Yes Yes - - -
Productivity
Alarm n/a n/a Yes Yes n/a
Calculator n/a n/a Yes Yes n/a
Calendar n/a n/a Yes Yes n/a
To-Do List n/a n/a Yes Yes n/a
Voice Memo n/a n/a Yes Yes n/a
Software
Games n/a n/a - Yes n/a
Java (J2ME) n/a n/a - Yes n/a
Voice
HD Voice Yes Yes - - Yes
Speaker Phone Yes Yes Yes Yes Yes
  Samsung Galaxy S21 Samsung Galaxy Note8 Samsung SGH-A157 Samsung Magnet A257 / A177 Alcatel Elevate
  X > < X > < X > < X > < X

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

 
Phone Samsung Galaxy S21 Samsung Galaxy Note8 Samsung SGH-A157 Samsung Magnet A257 / A177 Alcatel Elevate

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