Samsung Galaxy S21 Ultra vs OnePlus 9 Pro

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Comparing the Samsung Galaxy S21 Ultra vs OnePlus 9 Pro 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: OnePlus 9 Pro scores higher on the Geekbench Multi-Core test with 3,622, while Samsung Galaxy S21 Ultra scores 3,536, making OnePlus 9 Pro the better performer.


Display: Samsung Galaxy S21 Ultra offers a screen size of 6.8 inches, while OnePlus 9 Pro offers 6.7 inches, making Samsung Galaxy S21 Ultra the larger display of the two. Samsung Galaxy S21 Ultra features a Dynamic AMOLED 2x display compared to OnePlus 9 Pro's Fluid AMOLED, making Samsung Galaxy S21 Ultra the better display of the two.


Rear Camera: Samsung Galaxy S21 Ultra offers a higher rear camera resolution with 108 MP, while OnePlus 9 Pro offers 48 MP, making Samsung Galaxy S21 Ultra better for rear camera photography.


Front Camera: Samsung Galaxy S21 Ultra offers a higher front camera resolution with 40 MP, while OnePlus 9 Pro offers 16 MP, making Samsung Galaxy S21 Ultra better for front camera photography.


Battery: Samsung Galaxy S21 Ultra delivers longer battery life with 10h 37m, while OnePlus 9 Pro delivers 9h 53m, making Samsung Galaxy S21 Ultra the better pick for all day usage.


Storage: Samsung Galaxy S21 Ultra offers higher internal storage with 256 GB, while OnePlus 9 Pro offers 128 GB, making Samsung Galaxy S21 Ultra the better option for storage.


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


User Rating: OnePlus 9 Pro receives a higher user rating of 4.4, while Samsung Galaxy S21 Ultra has a rating of 4.2.

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✕
Samsung Galaxy S21 Ultra
₹128,999
(Out of Stock)
✕
OnePlus 9 Pro
₹39,999
(Out of Stock)
✕
OPPO K14 Plus 5G
₹25,999
Know More
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Summary

Release Date

27 Jan, 2021
31 Mar, 2021
08 Oct, 2026

Performance

Samsung Exynos 2100
Snapdragon 888
MediaTek Dimensity 7360 Max
Octa Core (upto 2.9 GHz)
Octa Core (upto 2.84 GHz)
Octa Core (upto 2.5 GHz)
12 GB RAM
8 GB RAM
6 GB RAM

Display

6.8 inches (17.27 cm)
6.7 inches (17.02 cm)
6.78 inches (17.22 cm)
Dynamic AMOLED 2x
Fluid AMOLED
AMOLED
1440x3200 px (QHD+)
1440x3216 px (QHD+)
1272x2712 px (FHD+)
120 Hz Refresh Rate
120 Hz Refresh Rate
144 Hz Refresh Rate

Rear Camera

108 MP
Wide Angle Primary Camera
48 MP
Wide Angle Primary Camera
50 MP
Wide Angle Primary Camera
12 MP
Ultra-Wide Angle Camera
50 MP
Ultra-Wide Angle Camera
2 MP
Mono Depth Camera
10 MP
Telephoto Camera (upto 3x Optical Zoom)
8 MP
Telephoto Camera
N/A
10 MP
Camera (upto 10x Optical Zoom)
2 MP
Mono Camera
N/A

Front Camera

40 MP
Wide Angle Lens
16 MP
Wide Angle Lens
16 MP

Battery

5000 mAh
4500 mAh
8000 mAh
25W Fast Charging
65W Warp Charging
45W Super VOOC Charging
Wireless Charging
Wireless Charging
No Wireless Charging

Storage

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

Expert Review

8.0/10
8.0/10
N/A

Pros

  • Flagship-grade performance
  • Great cameras
  • Stunning display
  • Long-lasting battery life
  • Stunning 120Hz AMOLED display
  • Uber-fast wired charging
  • Excellent performance
  • Good cameras
  • Device yet to be reviewed

Cons

  • Uneven weight distribution
  • No expandable storage
  • Purple-sky effect in lowlight scenarios
  • Sub-par battery life
  • Telephoto lens could do with some tweaks
  • Expensive
  • Device yet to be reviewed

User Ratings

4.2/5
(1,169 ratings)
4.4/5
(45,622 ratings)
N/A

Benchmarks (The higher, the better)

646,482
AnTuTu Score
697,091
AnTuTu Score
951,668
AnTuTu Score
10h 37m
Battery Life (PC Mark)
9h 53m
Battery Life (PC Mark)
18h 49m
Battery Life (PC Mark)

Compare Prices

Not Available in any store
Not Available in any store
₹25,999
@ Flipkart

Video

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

User Feedback

General

Launch Date

Jan 27, 2021
(Official)
Mar 31, 2021
(Official)
Sep 29, 2026
(Official)

Operating System

Android v11
Android v11
Android v17

OS Updates

N/A
N/A
6 Year

Security Updates

N/A
N/A
6 Year

Custom UI

Samsung One UI
Oxygen OS
ColorOS

Performance

Performance Rating

Very Good
Very Good
Very Good

Chipset

Samsung Exynos 2100
View Details
Qualcomm Snapdragon 888
View Details
MediaTek Dimensity 7360 Max

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

2.84 GHz, Single core, Kryo 680 2.42 GHz, Tri core, Kryo 680 1.8 GHz, Quad core, Kryo 680
Octa core

2.5 GHz, Quad core, Cortex A78 2 GHz, Quad core, Cortex A55

Architecture (The higher, the better)

64 bit
64 bit
64 bit

Fabrication (The lower, the better)

5 nm
5 nm
4 nm

Graphics (GPU)

Mali-G78 MP14
Adreno 660
Mali-G615 MC2

RAM

12 GB / 16 GB
8 GB / 12 GB
6 GB / 8 GB

RAM Type

LPDDR5
LPDDR5
LPDDR4X

Cooling Technology

N/A
N/A
Vapor Chamber Cooling 5000 mm²

Performance Test Results

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

646,482
697,091
951,668

Bootup Time (The lower, the better)

34.0 s
20.0 s
26.0 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
853

Battery Drain* (The lower, the better)

8.0 %
8.0 %
N/A

Heating* (The lower, the better)

23.5 %
11.5 %
N/A
* after 30 mins of gaming

Display

Display Rating

Excellent
Excellent
Excellent

Display Type

Dynamic AMOLED 2x
Fluid AMOLED
AMOLED

Screen Size

6.8 inches  (17.27 cm)
6.7 inches  (17.02 cm)
6.78 inches  (17.22 cm)

Resolution

1440x3200 px (QHD+)
1440x3216 px (QHD+)
1272x2712 px (FHD+)

Brightness

1500 nits
1300 nits
N/A

Peak Brightness

N/A
N/A
3600 nits

HBM Brightness

N/A
N/A
1800 nits

Refresh Rate

120 Hz
120 Hz
144 Hz

Touch Sampling Rate

N/A
N/A
240 Hz

Aspect Ratio

20:9
20:9
20:9

Pixel Density

516 ppi
526 ppi
450 ppi

Screen to Body Ratio (calculated)

89.44 %
90.23 %
90.5 %

Screen Protection

Corning Gorilla Glass Victus
Corning Gorilla
Yes

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+
N/A

Screen to Body Ratio (claimed by the brand)

N/A
N/A
93.6 %

Design

Height

165.1 mm
163.2 mm
162.56 mm

Width

75.6 mm
73.6 mm
77.6 mm

Thickness

8.9 mm
8.7 mm
8.4 mm

Weight

227 grams
197 grams
207 grams

Build Material

Back: Gorilla Glass
Back: Gorilla Glass
Back: Corning Gorilla Glass Armor 2

Water Resistance

Yes Water resistant IP68 (up to 30 minutes in a depth of 1.5 meter)
Yes Water resistant IP68 (up to 30 minutes in a depth of 1.5 meter)
Yes Water resistant IP68 IP66 IP69K IP69

Ruggedness

Dust proof
Dust proof
Shock proof

Rear Camera

Rear Camera Rating

Excellent
Excellent
Very Good

Resolution

108 MP
Primary Cameraf/1.8 Wide Angle26 mm focal length 1/1.33" sensor size S5KHM3 ISOCELL Plus 0.8µm pixel size
48 MP
Primary Cameraf/1.8 Wide Angle23 mm focal length 1/1.4" sensor size IMX789 Exmor-RS CMOS Sensor 1.12µm pixel size
50 MP
Primary Camera10x Digital Zoomf/1.8 Wide Angle 79° field-of-view1/2" sensor size
12 MP
f/2.2 Ultra-Wide Angle Camera13 mm focal length 1/2.55" sensor size 1.4µm pixel size
50 MP
f/2.2 Ultra-Wide Angle Camera14 mm focal length 1/1.56" sensor size 1µm pixel size
2 MP
Mono Depth Camera
10 MP
Telephoto Camera72 mm focal length 1/3.24" sensor size 1.22µm pixel size
8 MP
f/2.4 Telephoto Camera77 mm focal length 1µm pixel size
N/A
10 MP
f/4.91/3.24" sensor size 1.22µm pixel size
2 MP
f/2.4 Mono Camera
N/A

Autofocus

Yes Phase Detection Autofocus Laser Autofocus
Yes Phase Detection Autofocus Continuous Autofocus Laser Autofocus
Yes

OIS

Yes
Yes
Yes

Flash

Yes LED Flash
Yes Dual LED Flash
Yes LED Flash

Image Resolution

12000 x 9000 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)
Beautify

Camera Features

Digital Zoom
Auto Flash
Face detection
Touch to focus
Digital Zoom
Auto Flash
Face detection
Filters
Focus Tracking
Touch to focus
10 x Digital Zoom
Optical Zoom
View More

Video Recording

8k @24 fps
4k @30 fps
Full HD @60 fps
HD @960 fps
8k @30 fps
4k @60 fps
Full HD @240 fps
HD @480 fps
4k @30 fps
Full HD @30/60 fps
HD @30 fps

Video Recording Features

Slow Motion
Video HDR
Bokeh portrait video
Video Pro Mode
Super Stable
Video HDR
Bokeh portrait video
Dual Video Recording

Front Camera

Front Camera Rating

Excellent
Very Good
Very Good

Resolution

40 MP
f/2.2 Wide Angle Primary Camera26 mm focal length 1/2.8" sensor size 0.7µm pixel size
16 MP
f/2.4 Wide Angle Primary Camera1/3" sensor size Exmor RS 1µm pixel size
16 MP
f/2.4 Primary Camera23 mm focal length 1/3.1" sensor size 1µm pixel size

Autofocus

Yes Phase Detection Autofocus
N/A
N/A

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
Full HD @30/60 fps
HD @30 fps

Battery

Battery Rating

Very Good
Very Good
Very Good

Capacity

5000 mAh
4500 mAh
8000 mAh

Battery Type

Li-ion
Li-ion
N/A

TalkTime

Up to 41 Hours(4G)
N/A
Up to 30.33 Hours(2G)

Quick Charging

Yes 25W Fast Charging
Yes 65W Warp Charging 100% in 29 minutes
Yes 45W Super VOOC Charging

Wireless Charging

Yes
Yes 100% in 43 minutes
N/A

Reverse Charging

N/A
N/A
Yes 10W Reverse Charging

Wireless Reverse Charging

Yes
N/A
N/A

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.

10h 37m
9h 53m
18h 49m

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

55m 14s
48m 34s
1h 25m 55s

Storage

Internal Storage

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

Storage Type

UFS 3.1
UFS 3.1
UFS 3.1

Expandable Storage

No
No
N/A

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

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 N41 / N78
5G Bands:
FDD N1 / N3 / N5 / N8 / N18 / N26 / N28
TDD N38 / N40 / N41 / N48 / N77 / N78
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)
4G Bands:
TD-LTE 3500(band 48) / 2600(band 38) / 2300(band 40) / 2500(band 41) / 3500(band 42) / 3700(band 43)
FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 700(band 28) / 850(band 5) / 850(band 18) / 850(band 19) / 850(band 26)
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 / N3 / N5 / N8 / N18 / N26 / N28
TDD N38 / N40 / N41 / N48 / N77 / N78
N/A
N/A
4G Bands:
TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) / 3500(band 42) / 3700(band 43) / 3500(band 48)
FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 700(band 28) / 850(band 5) / 850(band 18) / 850(band 19) / 850(band 26)
View More

SAR Value

Head: 0.77 W/kg Body: 1.02 W/kg
Head: 1.11 W/kg Body: 0.91 W/kg
Head: 1.189 W/kg Body: 0.915 W/kg

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 6 (802.11 a/b/g/n/ac/ax)

Wi-Fi Features

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

Bluetooth

Yes v5.2
Yes v5.2
Yes v5.4

GPS

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

NFC

Yes
Yes
No

IR Blaster

N/A
N/A
Yes

Multimedia

Stereo Speakers

Yes
N/A
Yes

Audio Jack

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

Audio Features

N/A
Dolby Atmos
N/A

Sensors

Fingerprint Sensor

Yes
Yes
Yes

Fingerprint Sensor Position

On-screen
On-screen
On-screen

Fingerprint Sensor Type

Ultrasonic
Optical
Optical

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
Not Available in any store
₹25,999
@ Flipkart