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Phone Google Pixel 3 OnePlus 9 Samsung Galaxy A21
Current U.S. Carriers (none) (none) (none)
Global Availability Released Released Released
Specifications 
Display Size 5.5" diag.
18 : 9
6.6" diag.
20 : 9
6.5" diag.
20 : 9
Display Resolution & Type 1080 x 2160 pixels
(~439 ppi)
AMOLED
1080 x 2400 pixels
(~402 ppi)
AMOLED
720 x 1600 pixels
(~270 ppi)
LCD (TFT/TFD)
Display Refresh 60 Hz 120 Hz 60 Hz
Battery 2,915 mAh 4,500 mAh 4,000 mAh
Processor 2.5 GHz Qualcomm Snapdragon 845 Qualcomm Snapdragon 888 2 GHz MediaTek Helio P35 (MT6765)
RAM 4 GB 8 GB * 3 GB
Storage 64 GB * 128 GB * 32 GB
Main Camera 12 megapixel 48 megapixel 16 megapixel
Wide Camera - 50 megapixel 8 megapixel
Tele Camera - - -
Video Capture 4K UHD 8K 1080p HD
Front Camera 8 megapixel 16 megapixel 13 megapixel
Weight 5.22 oz
(148g)
6.77 oz
(192g)
6.81 oz
(193g)
Dimensions 5.73" x 2.69" x 0.31"
(146 x 68 x 7.9 mm)
6.3" x 2.92" x 0.34"
(160 x 74 x 8.7 mm)
6.61" x 3.02" x 0.32"
(168 x 77 x 8.1 mm)
Platform / OS Android Android Android
Network Bands

4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 29, 30, 32, 38, 39, 40, 41, 42, 46, 66, 71

WCDMA: 1, 2, 4, 5

CDMA: 800, 850, 1900

GSM: 850, 900, 1800, 1900

5G: 1, 2, 3, 5, 7, 8, 20, 25, 28, 38, 40, 41, 48, 66, 71, 77-C, 78

4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 18, 19, 20, 25, 26, 28, 30, 32, 38, 39, 40, 41, 46, 48, 66, 71

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

CDMA: 800, 850, 1900

GSM: 850, 900, 1800, 1900

4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 20, 25, 26, 28, 38, 39, 40, 41, 66, 71

WCDMA: 1, 2, 4, 5, 8

CDMA: 800, 850, 1900

GSM: 850, 900, 1800, 1900

Data Technology LTE (Cat 16) NR (5G) LTE (Cat 6)
Features 
Barometer Yes - -
Fingerprint Reader Yes
stand-alone
Yes
in-display (optical)
Yes
stand-alone
Flashlight Yes Yes Yes
VR-ready Yes - -
Water-Resistant Yes
IPX8 (SCUBA)
- -
Accessibility
Hearing Aid Compatible Yes
M3, T3 (mostly tele-coil compatible)
Yes
M3, T3 (mostly tele-coil compatible)
Yes
M4, T3 (mostly tele-coil compatible)
TTY/TDD (Digital) Yes Yes Yes
Connectivity
Bluetooth Yes Yes Yes
NFC Yes Yes Yes
USB Yes
USB Type C
Yes
USB Type C
Yes
USB Type C
Wi-Fi Yes
5 (802.11 a,ac,b,g,n)
Yes
6 (802.11 a,ac,ax,b,g,n)
Yes
5 (802.11 a,ac,b,g,n)
Input
Side Keys Yes Yes Yes
Touch Screen Yes
Capacitive
Yes
Capacitive
Yes
Capacitive
Memory
Memory Card Slot - - Yes
Music
Headphone Jack (3.5mm) - - Yes
Stereo Speakers Yes Yes -
Power
Fast Charging Yes Yes Yes
Wireless Charging Yes Yes -
Voice
HD Voice Yes Yes Yes
Speaker Phone Yes Yes Yes
  Google Pixel 3 OnePlus 9 Samsung Galaxy A21
  X > < X > < X

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

 
Phone Google Pixel 3 OnePlus 9 Samsung Galaxy A21

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