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Phone Samsung Galaxy S21 Ultra Samsung Galaxy S21+ LG Optimus Exceed 2 / Realm / Pulse / Ultimate 2
Current U.S. Carriers (none) (none) (none)
Global Availability Released Released Released
Specifications 
Display Size 6.8" diag.
20 : 9
6.7" diag.
20 : 9
4.5" diag.
5 : 3
Display Resolution & Type 1440 x 3200 pixels
(~516 ppi)
AMOLED
1080 x 2400 pixels
(~393 ppi)
AMOLED
480 x 800 pixels
(~207 ppi)
LCD (TFT/TFD)
Display Refresh 120 Hz 120 Hz 60 Hz
Battery 5,000 mAh 4,800 mAh 2,100 mAh
Processor 2.8 GHz Qualcomm Snapdragon 888 2.8 GHz Qualcomm Snapdragon 888 1.2 GHz Qualcomm MSM8610
RAM 12 GB * 8 GB 1 GB
Storage 128 GB * 128 GB * 4 GB
Main Camera 108 megapixel 12 megapixel 5 megapixel
Wide Camera 12 megapixel 12 megapixel -
Tele Camera 10 megapixel 64 megapixel -
Video Capture 8K 8K WVGA / 480p
Front Camera 40 megapixel 10 megapixel Yes
Weight 8.08 oz
(229g)
7.13 oz
(202g)
4.5 oz
(128g)
Dimensions 6.5" x 2.98" x 0.35"
(165 x 76 x 8.9 mm)
6.36" x 2.98" x 0.31"
(161 x 76 x 7.8 mm)
5" x 2.63" x 0.37"
(127 x 67 x 9.4 mm)
Platform / OS Android Android 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

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

CDMA: 850, 1900

*

Data Technology NR (5G) NR (5G) EVDO rA
Features 
Barometer Yes Yes -
Fingerprint Reader Yes
in-display (ultrasonic)
Yes
in-display (ultrasonic)
-
Flashlight Yes Yes -
Water-Resistant Yes
IPX8 (SCUBA)
Yes
IPX8 (SCUBA)
-
Accessibility
Hearing Aid Compatible Yes Yes Yes
TTY/TDD (Digital) Yes Yes Yes
Connectivity
Bluetooth Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
NFC Yes Yes -
USB Yes
USB Type C
Yes
USB Type C
Yes
UWB Yes Yes -
Wi-Fi Yes
6E (802.11 a,ac,ax,b,g,n)
Yes
6 (802.11 a,ac,ax,b,g,n)
Yes
4 (802.11 b,g,n)
Input
Side Keys Yes Yes Yes
Touch Screen Yes Yes Yes
Memory
Memory Card Slot - - Yes
Music
Headphone Jack (3.5mm) - - Yes
Stereo Speakers Yes Yes -
Photo & Video
TV Output Yes Yes -
Power
Fast Charging Yes Yes -
Wireless Charging Yes Yes -
Voice
HD Voice Yes Yes Yes *
Speaker Phone Yes Yes Yes
  * Some versions only
  Samsung Galaxy S21 Ultra Samsung Galaxy S21+ LG Optimus Exceed 2 / Realm / Pulse / Ultimate 2
  X > < X > < X

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

 
Phone Samsung Galaxy S21 Ultra Samsung Galaxy S21+ LG Optimus Exceed 2 / Realm / Pulse / Ultimate 2

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