Samsung Galaxy S21 Plus vs OnePlus 9R

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Comparing the Samsung Galaxy S21 Plus vs OnePlus 9R across performance, display, camera, battery, storage, expert reviews and user rating to help determine the better smartphone.

Here is the summary of the results:

Performance: Samsung Galaxy S21 Plus scores higher on the Geekbench Multi-Core test with 3,349, while OnePlus 9R scores 3,039, making Samsung Galaxy S21 Plus the better performer.


Display: Samsung Galaxy S21 Plus offers a screen size of 6.7 inches, while OnePlus 9R offers 6.55 inches, making Samsung Galaxy S21 Plus the larger display of the two. Samsung Galaxy S21 Plus features a Dynamic AMOLED 2x display compared to OnePlus 9R's Fluid AMOLED, making Samsung Galaxy S21 Plus the better display of the two.


Rear Camera: OnePlus 9R offers a higher rear camera resolution with 48 MP, while Samsung Galaxy S21 Plus offers 12 MP, making OnePlus 9R better for rear camera photography.


Front Camera: OnePlus 9R offers a higher front camera resolution with 16 MP, while Samsung Galaxy S21 Plus offers 10 MP, making OnePlus 9R better for front camera photography.


Battery: OnePlus 9R delivers longer battery life with 11h 48m, while Samsung Galaxy S21 Plus delivers 9h 38m, making OnePlus 9R the better pick for all day usage.


Storage: Both Samsung Galaxy S21 Plus and OnePlus 9R offer the same internal storage of 128 GB.


Expert Review: The editorial team rates both Samsung Galaxy S21 Plus and OnePlus 9R equally at 8.


User Rating: OnePlus 9R receives a higher user rating of 4.3, while Samsung Galaxy S21 Plus has a rating of 4.1.

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Samsung Galaxy S21 Plus
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Summary

Release Date

29 Jan, 2021
15 Apr, 2021
06 May, 2026

Performance

Samsung Exynos 2100
Snapdragon 870
Snapdragon 8 Gen 5
Octa Core (upto 2.9 GHz)
Octa Core (upto 3.2 GHz)
Octa Core (upto 3.8 GHz)
8 GB RAM
8 GB RAM
12 GB RAM

Display

6.7 inches (17.02 cm)
6.55 inches (16.64 cm)
6.31 inches (16.03 cm)
Dynamic AMOLED 2x
Fluid AMOLED
AMOLED
1080x2400 px (FHD+)
1080x2400 px (FHD+)
1216x2640 px (FHD+)
120 Hz Refresh Rate
120 Hz Refresh Rate
120 Hz Refresh Rate

Rear Camera

12 MP
Wide Angle Primary Camera
48 MP
Wide Angle Primary Camera
50 MP
Primary Camera
64 MP
Telephoto Camera (upto 1.1x Optical Zoom)
16 MP
Ultra-Wide Angle Camera
50 MP
Telephoto Camera (upto 3x Optical Zoom)
12 MP
Ultra-Wide Angle Camera
5 MP
Macro Camera
8 MP
Ultra-Wide Angle Camera
N/A
2 MP
Mono Camera
N/A

Front Camera

10 MP
Wide Angle Lens
16 MP
Wide Angle Lens
50 MP

Battery

4800 mAh
4500 mAh
6500 mAh
25W Fast Charging
65W Warp Charging
90W Flash Charging
Wireless Charging
No Wireless Charging
Wireless Charging

Storage

128 GB
128 GB
256 GB
UFS 3.1
UFS 3.1
UFS 4.1

Expert Review

8.0/10
8.0/10
8.4/10

Pros

  • Stunning design
  • Capable performer
  • Good set of cameras
  • Best-in-class performance
  • Excellent software
  • Fast charging
  • Compact, premium design
  • Excellent battery life
  • Reliable performance
  • Strong portrait photography

Cons

  • Expensive
  • No 2K display
  • No expandable storage
  • No S-pen support
  • Low light photography is average
  • Lacks 3.5mm headphone jack
  • Video recording inconsistencies
  • Colours can be slightly oversaturated

User Ratings

4.1/5
(873 ratings)
4.3/5
(16,614 ratings)
4.4/5
(109 ratings)

Benchmarks (The higher, the better)

626,954
AnTuTu Score
477,462
AnTuTu Score
3,000,897
AnTuTu Score
9h 38m
Battery Life (PC Mark)
11h 48m
Battery Life (PC Mark)
16h 04m
Battery Life (PC Mark)

Compare Prices

Not Available in any store
₹25,999
₹79,999

Video

Videos
2 More Videos
Videos
6 More Videos
There are no videos available for the device.

User Feedback

General

Launch Date

Jan 29, 2021
(Official)
Apr 15, 2021
(Official)
May 06, 2026
(Official)

Operating System

Android v11
Android v11
Android v16

OS Updates

N/A
3 Year
5 Year

Security Updates

N/A
4 Year
7 Year

Custom UI

Samsung One UI
Oxygen OS
Origin OS

Performance

Performance Rating

Very Good
Very Good
Excellent

Chipset

Samsung Exynos 2100
Qualcomm Snapdragon 870
Qualcomm Snapdragon 8 Gen 5 SM8845

Processor

Octa core

2.9 GHz, Single core, Cortex X1 2.8 GHz, Tri core, Cortex A78 2.2 GHz, Quad core, Cortex A55
Octa core

3.2 GHz, Single core, Kryo 585 2.42 GHz, Tri core, Kryo 585 1.8 GHz, Quad core, Kryo 585
Octa core

3.8 GHz, Dual core, Oryon V3 Phoenix L 3.32 GHz, Hexa Core, Oryon V3 Phoenix M

Architecture (The higher, the better)

64 bit
64 bit
64 bit

Fabrication (The lower, the better)

5 nm
7 nm
3 nm

Graphics (GPU)

Mali-G78 MP14
Adreno 650
Adreno 829

RAM

8 GB
8 GB / 12 GB
12 GB

RAM Type

LPDDR5
LPDDR5
LPDDR5X Ultra

Performance Test Results

AnTuTu Score (The higher, the better) AnTuTu benchmark measures overall performance of a phone by stress-testing CPU, GPU, RAM, etc.

626,954
477,462
3,000,897

Bootup Time (The lower, the better)

34.0 s
20.0 s
14.0 s

Gaming Test Results

Wild Life Extreme (The higher, the better) Wild Life Extreme is a classic mobile benchmark; it renders in 4K to test the peak performance of a wide range of devices.

N/A
N/A
4,004

Battery Drain* (The lower, the better)

8.0 %
4.0 %
5.0 %

Heating* (The lower, the better)

36.2 %
5.6 %
17.4 %
* after 30 mins of gaming

Display

Display Rating

Excellent
Excellent
Best In Class

Display Type

Dynamic AMOLED 2x
Fluid AMOLED
AMOLED

Screen Size

6.7 inches  (17.02 cm)
6.55 inches  (16.64 cm)
6.31 inches  (16.03 cm)

Resolution

1080x2400 px (FHD+)
1080x2400 px (FHD+)
1216x2640 px (FHD+)

Brightness

1300 nits
1100 nits
N/A

Peak Brightness

N/A
N/A
5000 nits

Refresh Rate

120 Hz
120 Hz
120 Hz

Aspect Ratio

20:9
20:9
19.5:9

Pixel Density

393 ppi
402 ppi
460 ppi

Screen to Body Ratio (calculated)

88.77 %
86.82 %
90.11 %

Screen Protection

Corning Gorilla Glass Glass Victus
Corning Gorilla Glass v5
N/A

Bezel-less Display

Yes with punch-hole display
Yes with punch-hole display
Yes with punch-hole display

HDR 10 / HDR+ Support

Yes HDR 10+
Yes HDR 10+
Yes HDR 10+

Screen to Body Ratio (claimed by the brand)

N/A
N/A
94.38 %

Design

Height

161.5 mm
161 mm
150.83 mm

Width

75.6 mm
74.1 mm
71.76 mm

Thickness

7.8 mm
8.4 mm
7.99 mm

Weight

200 grams
189 grams
191 grams

Build Material

Back: Gorilla Glass Victus
Back: Gorilla Glass
Back: Glass

Water Resistance

Yes Water resistant IP68 (up to 30 minutes in a depth of 1.5 meter)
N/A
Yes Water resistant IP68 IP69 (up to 30 minutes in a depth of 1.5 meter)

Ruggedness

Dust proof
N/A
Dust proof

Rear Camera

Rear Camera Rating

Very Good
Very Good
Excellent

Resolution

12 MP
Primary Cameraf/1.8 Wide Angle26 mm focal length 1/1.7" sensor size 1.8µm pixel size
48 MP
Primary Cameraf/1.7 Wide Angle26 mm focal length 1/2" sensor size IMX586 Exmor-RS CMOS Sensor 0.8µm pixel size
50 MP
Primary Cameraf/1.57IMX921
64 MP
f/2.0 Telephoto Camera28 mm focal length 1/1.7" sensor size 0.8µm pixel size
16 MP
f/2.2 Ultra-Wide Angle Camera14 mm focal length 1/3.6" sensor size 1µm pixel size
50 MP
f/2.65 Telephoto Camera
12 MP
f/2.2 Ultra-Wide Angle Camera13 mm focal length 1/2.55" sensor size 1.4µm pixel size
5 MP
f/2.4 Macro Camera
8 MP
f/2.2 Ultra-Wide Angle Camera
N/A
2 MP
f/2.4 Mono Camera
N/A

Autofocus

Yes Phase Detection Autofocus Dual Pixel Autofocus
Yes Phase Detection Autofocus Continuous Autofocus
Yes

OIS

Yes
Yes
Yes

Flash

Yes LED Flash
Yes Dual LED Flash
Yes Dual LED Flash

Image Resolution

4000 x 3000 Pixels
8000 x 6000 Pixels
N/A

Settings

Exposure compensation ISO control
Exposure compensation ISO control
N/A

Shooting Modes

Continuous Shooting
High Dynamic Range mode (HDR)
Continuous Shooting
High Dynamic Range mode (HDR)
Macro Mode
N/A

Camera Features

Digital Zoom
Auto Flash
Face detection
Touch to focus
Digital Zoom
Auto Flash
Face detection
Touch to focus
N/A

Video Recording

8k @24 fps
4k @30 fps
Full HD @60 fps
HD @960 fps
4k @30 fps
Full HD @60 fps
HD @480 fps
8k @30 fps
4k @30/60 fps
Full HD @30/60/120 fps

Video Recording Features

Slow Motion
Bokeh portrait video
Video Pro Mode
Stereo recording
Bokeh portrait video
N/A

Front Camera

Front Camera Rating

Very Good
Very Good
Best In Class

Resolution

10 MP
f/2.2 Wide Angle Primary Camera26 mm focal length 1/3.2" sensor size 1.22µm pixel size
16 MP
f/2.4 Wide Angle Primary Camera1/3" sensor size Exmor RS 1µm pixel size
50 MP
f/2.0 Primary Camera

Autofocus

Yes Phase Detection Autofocus Dual Pixel Autofocus
N/A
Yes

Flash

N/A
Yes Screen flash
Yes Screen flash

Camera Features

N/A
Fixed Focus
N/A

Video Recording

4k @30 fps
Full HD @30 fps
Full HD @30 fps
N/A

Battery

Battery Rating

Very Good
Very Good
Excellent

Capacity

4800 mAh
4500 mAh
6500 mAh

Battery Type

Li-ion
Li-ion
Li-ion

TalkTime

Up to 40 Hours(4G)
N/A
N/A

Quick Charging

Yes 25W Fast Charging
Yes 65W Warp Charging 100% in 39 minutes
Yes 90W Flash Charging

Wireless Charging

Yes
N/A
Yes 40W Wireless Charging

Battery Test Results

Battery Life (PC Mark) (The higher, the better) PCMark Battery benchmark measures battery life of a phone with various activities such as web browsing, photo editing, writing, video editing, etc.

9h 38m
11h 48m
16h 04m

Charging Time (20% to 100%) (The lower, the better)

1h 1m 51s
0h 51m 21s
0h 41m 0s

Storage

Internal Storage

128 GB / 256 GB
128 GB / 256 GB
256 GB / 512 GB

Storage Type

UFS 3.1
UFS 3.1
UFS 4.1

Expandable Storage

No
No
No

Network & Connectivity

SIM Slot(s)

Dual SIM
Dual SIM
Dual SIM

SIM Type

SIM1: Nano SIM2: Nano
SIM1: Nano SIM2: Nano
SIM1: Nano SIM2: Nano/eSIM

Network Support

5G 4G
5G 4G
5G 4G

VoLTE

Yes
Yes
Yes

SIM 1

5G Bands:
FDD N1 / N3 / N5 / N7 / N8 / N20 / N28 / N66
TDD N38 / N40 / N41 / N77 / N78
5G Bands:
TDD N78
N/A
4G Bands:
TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) / 1900(band 39)
FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 700(band 28) / 1900(band 2) / 1700(band 4) / 850(band 5) / 700(band 13) / 700(band 17) / 850(band 18) / 850(band 19) / 800(band 20) / 1900(band 25) / 850(band 26)
4G Bands:
TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) / 2100(band 34) / 1900(band 39)
FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 1900(band 2) / 1700(band 4) / 850(band 5) / 700(band 17) / 850(band 18) / 850(band 19) / 800(band 20) / 850(band 26)
N/A
View More

SIM 2

4G Bands:
TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) / 1900(band 39)
FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 700(band 28) / 1900(band 2) / 1700(band 4) / 850(band 5) / 700(band 13) / 700(band 17) / 850(band 18) / 850(band 19) / 800(band 20) / 1900(band 25) / 850(band 26)
4G Bands:
TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) / 2100(band 34) / 1900(band 39)
FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 1900(band 2) / 1700(band 4) / 850(band 5) / 700(band 17) / 850(band 18) / 850(band 19) / 800(band 20) / 850(band 26)
5G Bands:
FDD N1 / N2 / N3 / N5 / N7 / N8 / N18 / N20 / N25 / N26 / N28 / N66 / N71 / N75
TDD N38 / N40 / N41 / N48 / N77 / N78
N/A
N/A
4G Bands:
TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) / 2100(band 34) / 1900(band 39) / 3500(band 42) / 3700(band 43) / 3500(band 48)
FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 700(band 28) / 1900(band 2) / 1700(band 4) / 850(band 5) / 1500(band 32) / 700(band 12) / 700(band 13) / 700(band 17) / 850(band 18) / 850(band 19) / 800(band 20) / 600(Band 71) / 1900(band 25) / 850(band 26) / 1700(band 66)
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SAR Value

Head: 0.65 W/kg Body: 0.95 W/kg
Head: 1.17 W/kg Body: 0.85 W/kg
N/A

Wi-Fi

Yes Wi-Fi 6 (802.11 a/b/g/n/ac/ax) 5GHz MIMO
Yes Wi-Fi 6 (802.11 a/b/g/n/ac/ax) MIMO
Yes Wi-Fi 4 (802.11 a/n) 5GHz MIMO

Wi-Fi Features

Wi-Fi Direct Mobile Hotspot
Mobile Hotspot
Wi-Fi Direct Mobile Hotspot

Bluetooth

Yes v5.0
Yes v5.1
Yes v6.0

GPS

Yes with A-GPS Glonass
Yes with A-GPS Glonass
Yes with A-GPS Glonass

NFC

Yes
Yes
Yes

IR Blaster

N/A
N/A
Yes

Multimedia

Stereo Speakers

Yes
N/A
N/A

Audio Jack

USB Type-C
USB Type-C
USB Type-C

Sensors

Fingerprint Sensor

Yes
Yes
Yes

Fingerprint Sensor Position

On-screen
On-screen
On-screen

Fingerprint Sensor Type

Ultrasonic
Optical
Ultrasonic

Other Sensors

Light sensor Proximity sensor Accelerometer Barometer Compass Gyroscope
Light sensor Proximity sensor Accelerometer Compass Gyroscope
Light sensor Proximity sensor Accelerometer Compass Gyroscope

Compare Prices

Not Available in any store
₹25,999
₹79,999