The new OnePlus 9 Pro handset has a 4 camera setup with a main lens of 48 MP, Qualcomm Snapdragon 888 processor chipset and a battery of 4500 mAh. On other side, the Samsung Galaxy S21 also has awesome features. The comparison for both models with new specs are detailed next.

OnePlus

Specifications

Feature OnePlus 9 Pro Samsung Galaxy S21
Phones specifications
Screen Display 6.77 in (inches) 6.2 in (inches)
Processor Qualcomm Snapdragon 888 Qualcomm Snapdragon 888
Operating System OxygenOS 11 (Android 11) OxygenOS 11 (Android 11)
Resolution 1440 x 3216 pixels 1080 x 2400 pixels
RAM 8 GB (gigabytes) or 12 GB (gigabytes) 8 GB (gigabytes)
Storage 128 GB (gigabytes),256 GB (gigabytes) 128 GB (gigabytes),256 GB (gigabytes)
Camera 48/50/8/2 MP 64/12/12 MP
Front Camera 16 MP 10 MP
Battery 4500 mAh 4000 mAh

Processor and Operating System

The OnePlus 9 Pro runs on Qualcomm Snapdragon 888 chipset and the processor has a total of 8 cores composed by 1 core of 2.84 GHz Cortex-A78, 3 cores of 2.42 GHz Cortex-A78 and 3 cores of 1.8GHz Cortex-A55. It has a maximum CPU frequency of 2840 MHz (megahertz). Some other special features include 64 bit architecture and OnePlus Cool Play. Running on OxygenOS 11 (Android 11) operating system.

Both phones are using the same processor, Qualcomm Snapdragon 888..

Meanwhile, the Samsung Galaxy S21 has a Qualcomm Snapdragon 888, the second processor has a total of 8 cores composed by 1 core of 2.84 GHz Kryo 680, 3 cores of 2.42 GHz Kryo 680 and 4 cores of 1.8 GHz Kryo. It has a maximum CPU frequency of 2800 MHz (megahertz). Some other special features include 64 bit architecture. And it’s running on OxygenOS 11 (Android 11) OS system.

Graphics Processor (GPU)

The OnePlus 9 Pro is carrying a Qualcomm Adreno 660,840 MHz (megahertz) gpu in the interior and the Samsung Galaxy S21 has the Adreno 660 graphics processor.

Battery

The OnePlus 9 Pro battery capacity is 4500 mAh which is a 12.5% (percent) more powerful than the 4000 mAh offered by the Samsung Galaxy S21. Some features include Wireless charging, Fast charging, Non-removable, Dual-cell battery, Warp Charge 65T and Warp Charge Wireless 50.
The Samsung Galaxy S21 battery include Wireless charging, Fast charging, Non-removable, Qi/PMA wireless charging – 15 W, Wireless reverse charging – 9 W, Fast Wireless Charging 2.0 and USB Power Delivery 3.0.

Screen

The mobile phone is using a E4 AMOLED display with 1440 x 3216 pixels and a screen size of 6.77 in (inches).

Meanwhile the Samsung Galaxy S21 is featuring a Dynamic AMOLED 2X display with 1080 x 2400 pixels and a screen size of 6.2 in (inches).

As we can see here, the OnePlus 9 Pro is a 9.1% bigger than Samsung Galaxy S21 screen.
The main display features of both phones are detailed next:

OnePlus 9 Pro Samsung Galaxy S21
10-bit color 120Hz refresh rate (adaptive)
120Hz adaptive refresh rate 1300 cd/m² peak brightness
1300 cd/m² peak brightness Always-On Display
3D curved glass screen Capacitive
Capacitive Corning Gorilla Glass Victus
Corning Gorilla Glass HDR10+
Display manufacturer – Samsung Infinity-O Display
Fluid Display 2.0 Multi-touch
HDR10+ Scratch resistant
Hyper Touch
JNCD ≈0.30
LTPO technology
Motion Graphics Smoothing
Multi-touch
Night Mode
Reading Mode
Scratch resistant
Ultra-high Video Resolution
Vibrant Color Effect Pro

RAM Memory and storage

On the memory hardware side, the OnePlus 9 Pro is carrying a ram memory of 8 GB (gigabytes) or 12 GB (gigabytes) with some features like 5550 MHz (megahertz), LPDDR5 and Quad channel.

The Samsung Galaxy S21 is coming with a 8 GB (gigabytes) and it has some features like 2750 MHz (megahertz), LPDDR5 and Double channel.
In the basic edition, both phones have the same ram capacity of 8 gigabytes.

The maximum capacity offered by the OnePlus 9 Pro is 12 gigabytes ,which is a 50% bigger than the Samsung Galaxy S21 with 8 gigabytes.

How much built-in storage space you can get for apps and saving photos, files and video? The OnePlus 9 Pro comes with or 128 GB (gigabytes) or 256 GB (gigabytes). In the basic edition, both phones have the same storage capacity of 128 gigabytes.

At the more expensive edition, both smartphones present the same built-in storage capacity:256 gigabytes.

Samsung Galaxy S21 gets you or 128 GB (gigabytes) or 256 GB (gigabytes) of internal storage.

Rear Camera

The OnePlus 9 Pro rear camera setup is composed by 4 lenses of 48/50/8/2 MP , the flash type is LED , a focal length:23 mm , carrying a sensor like Sony IMX789 Exmor RS , a pixel size of 0.8 µm (micrometers) and aperture lens of f/1.8 f/2.2 f/2.4 f/2.4 respectively.

OnePlus

Meanwhile the Samsung Galaxy S21 rear camera comes with 3 lenses of 64/12/12 MP , the flash type is LED , a focal length 35 mm:26 mm , carrying sensor like Sony IMX563 (#2) , a pixel size of 0.8 µm (micrometers) and aperture lens of f/2.0 f/1.8 f/2.2 respectively.

OnePlus 9 Pro Samsung Galaxy S21
12-bit RAW 1080p @ 240 fps
2×2 OCL 2160p @ 60 fps
2×2 OCL (#2) 3x hybrid optical zoom (#3)
3.3x optical zoom (#3) 720p @ 960 fps
3-element lens (#4) Angle of view – 120° (#2)
7-element lens (#2) Angle of view – 76° (#3)
Angle of view – 110.3° (#2) Aperture size – f/2.0 (#3)
Aperture size – f/2.2 (#2) Aperture size – f/2.2 (#2)
Aperture size – f/2.4 (#3) Autofocus
Aperture size – f/2.4 (#4) Continuous shooting
Autofocus Digital zoom
Continuous shooting Dual OIS
Contrast detection autofocus (CDAF) Exposure compensation
Digital image stabilization Face detection
Digital Overlap HDR Focal length (35 mm equivalent) – 13 mm (#2)
Digital zoom Focal length (35 mm equivalent) – 28 mm (#3)
Exposure compensation Geotagging
Face detection HDR
Focal length (35 mm equivalent) – 14 mm (#2) HDR10+ video recording
Focal length (35 mm equivalent) – 77 mm (#3) ISO settings
Fourth rear camera – 2 MP (mono) Object tracking AF
Freeform lens (#2) OIS (#3)
Geotagging Optical image stabilization
Hasselblad Pro mode Optical zoom
Hasselblad technology Panorama
HDR Phase detection autofocus (PDAF)
ISO settings Phase detection with Dual Pixel
Laser autofocus (LAF) Pixel size – 0.8 µm (#3)
Macro mode Pixel size – 1.4 µm (#2)
OIS (#3) Scene mode
Optical image stabilization Secondary rear camera – 12 MP (ultra-wide-angle)
Optical zoom Self-timer
Panorama Sensor version – Sony IMX563 (#2)
Phase detection autofocus (PDAF) Sensor size – 1/1.76″ (#3)
Scene mode Sensor size – 1/2.55″ (#2)
Secondary rear camera – 50 MP (ultra-wide) Third rear camera – 64 MP (telephoto)
Self-timer Touch focus
Sensor version – Sony IMX766 (#2) White balance settings
Sensor size – 1/1.56″ (#2)
Third rear camera – 8 MP (telephoto)
Touch focus
White balance settings

Front Camera – Selfie

The OnePlus 9 Pro comes with a 16 MP in the front.

The Samsung Galaxy S21 has a 10 MP as a main front-camera.

Some other front camera features are detailed next:

OnePlus 9 Pro Samsung Galaxy S21
16 MP 10 MP
Aperture:f/2.4 Aperture:f/2.2
Digital image stabilization Auto HDR
Face unlock Autofocus
HDR HDR
Pixel size:1 µm /0.001000 mm Phase detection autofocus (PDAF)
Sensor model:Sony IMX471 Exmor RS Phase detection with Dual Pixel
Sensor type:CMOS (complementary metal-oxide semiconductor) Pixel size:1.22 µm /0.001220 mm
Sensor type:CMOS (complementary metal-oxide semiconductor)

Data network and speed connectivity/bandwidth

The mobile networks technologies improve the communication between devices, connectivity speed and files download/upload bandwidth depending of the place.

OnePlus 9 Pro Samsung Galaxy S21
5G NSA 5G NSA
5G SA 5G SA
Built-in 5G modem Built-in 5G modem
EDGE EDGE
EV-DO Rev. A(1.8/3.1 Mbit/s) GPRS
GPRS HSPA+(5.76/ 42 Mbit/s)
HSPA+(5.76/ 42 Mbit/s) LTE Cat 20
LTE Cat 20 UMTS(384 kbit/s)
TD-
TD-SCDMA
UMTS(384 kbit/s)

Price

The OnePlus 9 Pro price is $970 (8 GB + 128 GB) or $1070 (12 GB + 256 GB) and the Samsung Galaxy S21 price tag is $900

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