OnePlus 8T vs Samsung Galaxy S21 Ultra

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Comparing the OnePlus 8T vs Samsung Galaxy S21 Ultra 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 Ultra scores higher on the Geekbench Multi-Core test with 3,536, while OnePlus 8T scores 3,138, making Samsung Galaxy S21 Ultra the better performer.


Display: Samsung Galaxy S21 Ultra offers a screen size of 6.8 inches, while OnePlus 8T offers 6.55 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 8T'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 8T 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 8T offers 16 MP, making Samsung Galaxy S21 Ultra better for front camera photography.


Battery: OnePlus 8T delivers longer battery life with 11h 16m, while Samsung Galaxy S21 Ultra delivers 10h 37m, making OnePlus 8T the better pick for all day usage.


Storage: Samsung Galaxy S21 Ultra offers higher internal storage with 256 GB, while OnePlus 8T offers 128 GB, making Samsung Galaxy S21 Ultra the better option for storage.


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


User Rating: OnePlus 8T receives a higher user rating of 4.4, while Samsung Galaxy S21 Ultra has a rating of 4.2.

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Summary

Release Date

16 Oct, 2020
27 Jan, 2021
06 May, 2026

Performance

Snapdragon 865
Samsung Exynos 2100
Snapdragon 8 Gen 5
Octa Core (upto 2.84 GHz)
Octa Core (upto 2.9 GHz)
Octa Core (upto 3.8 GHz)
8 GB RAM
12 GB RAM
12 GB RAM

Display

6.55 inches (16.64 cm)
6.8 inches (17.27 cm)
6.31 inches (16.03 cm)
Fluid AMOLED
Dynamic AMOLED 2x
AMOLED
1080x2400 px (FHD+)
1440x3200 px (QHD+)
1216x2640 px (FHD+)
120 Hz Refresh Rate
120 Hz Refresh Rate
120 Hz Refresh Rate

Rear Camera

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

Front Camera

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

Battery

4500 mAh
5000 mAh
6500 mAh
65W Warp Charging
25W Fast Charging
90W Flash Charging
No Wireless Charging
Wireless Charging
Wireless Charging

Storage

128 GB
256 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 120Hz AMOLED display
  • Blazing fast performance
  • 65W fast charging support
  • Flagship-grade performance
  • Great cameras
  • Stunning display
  • Long-lasting battery life
  • Compact, premium design
  • Excellent battery life
  • Reliable performance
  • Strong portrait photography

Cons

  • OxygenOS 11 has issues
  • Cameras need improvement
  • Uninspiring design
  • Uneven weight distribution
  • No expandable storage
  • Purple-sky effect in lowlight scenarios
  • Video recording inconsistencies
  • Colours can be slightly oversaturated

User Ratings

4.4/5
(5,562 ratings)
4.2/5
(1,169 ratings)
4.4/5
(109 ratings)

Benchmarks (The higher, the better)

579,790
AnTuTu Score
646,482
AnTuTu Score
3,000,897
AnTuTu Score
11h 16m
Battery Life (PC Mark)
10h 37m
Battery Life (PC Mark)
16h 04m
Battery Life (PC Mark)

Compare Prices

₹22,999
Not Available in any store
₹79,999

Video

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

User Feedback

General

Launch Date

Oct 16, 2020
(Official)
Jan 27, 2021
(Official)
May 06, 2026
(Official)

Operating System

Android v11
Android v11
Android v16

OS Updates

3 Year
N/A
5 Year

Security Updates

3 Year
N/A
7 Year

Custom UI

Oxygen OS
Samsung One UI
Origin OS

Performance

Performance Rating

Very Good
Very Good
Excellent

Chipset

Qualcomm Snapdragon 865
Samsung Exynos 2100
Qualcomm Snapdragon 8 Gen 5 SM8845

Processor

Octa core

2.84 GHz, Single core, Kryo 585 2.42 GHz, Tri core, Kryo 585 1.8 GHz, Quad core, Kryo 585
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

3.8 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)

7 nm
5 nm
3 nm

Graphics (GPU)

Adreno 650
Mali-G78 MP14
Adreno 829

RAM

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

RAM Type

LPDDR4X
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.

579,790
646,482
3,000,897

Bootup Time (The lower, the better)

20.0 s
34.0 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)

3.0 %
8.0 %
5.0 %

Heating* (The lower, the better)

26.2 %
23.5 %
17.4 %
* after 30 mins of gaming

Display

Display Rating

Excellent
Excellent
Best In Class

Display Type

Fluid AMOLED
Dynamic AMOLED 2x
AMOLED

Screen Size

6.55 inches  (16.64 cm)
6.8 inches  (17.27 cm)
6.31 inches  (16.03 cm)

Resolution

1080x2400 px (FHD+)
1440x3200 px (QHD+)
1216x2640 px (FHD+)

Brightness

1100 nits
1500 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

402 ppi
516 ppi
460 ppi

Screen to Body Ratio (calculated)

86.98 %
89.44 %
90.11 %

Screen Protection

Corning Gorilla Glass v5
Corning Gorilla Glass Glass Victus
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

160.7 mm
165.1 mm
150.83 mm

Width

74.1 mm
75.6 mm
71.76 mm

Thickness

8.4 mm
8.9 mm
7.99 mm

Weight

188 grams
227 grams
191 grams

Build Material

Back: Gorilla Glass
Back: Gorilla Glass
Back: Glass

Water Resistance

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

Ruggedness

N/A
Dust proof
Dust proof

Rear Camera

Rear Camera Rating

Very Good
Excellent
Excellent

Resolution

48 MP
Primary Cameraf/1.7 Wide Angle26 mm focal length 1/2" sensor size IMX586 Exmor-RS CMOS Sensor 0.8µm pixel size
108 MP
Primary Cameraf/1.8 Wide Angle26 mm focal length 1/1.33" sensor size S5KHM3 ISOCELL Plus 0.8µm pixel size
50 MP
Primary Cameraf/1.57IMX921
16 MP
f/2.2 Ultra-Wide Angle Camera14 mm focal length 1/3.6" sensor size 1µm pixel 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/2.65 Telephoto Camera
5 MP
f/2.4 Macro Camera
10 MP
Telephoto Camera72 mm focal length 1/3.24" sensor size 1.22µm pixel size
8 MP
f/2.2 Ultra-Wide Angle Camera
2 MP
f/2.4 Mono Camera
10 MP
f/4.91/3.24" sensor size 1.22µm pixel size
N/A

Autofocus

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

OIS

Yes
Yes
Yes

Flash

Yes Dual LED Flash
Yes LED Flash
Yes Dual LED Flash

Image Resolution

8000 x 6000 Pixels
12000 x 9000 Pixels
N/A

Settings

Exposure compensation ISO control
Exposure compensation ISO control
N/A

Shooting Modes

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

Camera Features

Digital Zoom
Auto Flash
Face detection
Filters
Focus Tracking
Touch to focus
Digital Zoom
Auto Flash
Face detection
Touch to focus
N/A
View More

Video Recording

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

Video Recording Features

Super Stable
Bokeh portrait video
Slow Motion
Video HDR
Bokeh portrait video
Video Pro Mode
N/A

Front Camera

Front Camera Rating

Very Good
Excellent
Best In Class

Resolution

16 MP
f/2.4 Wide Angle Primary Camera1/3.6" sensor size Exmor RS 1µm pixel size
40 MP
f/2.2 Wide Angle Primary Camera26 mm focal length 1/2.8" sensor size 0.7µm pixel size
50 MP
f/2.0 Primary Camera

Autofocus

N/A
Yes Phase Detection Autofocus
Yes

Flash

Yes Screen flash
N/A
Yes Screen flash

Camera Features

Fixed Focus
N/A
N/A

Video Recording

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

Battery

Battery Rating

Very Good
Very Good
Excellent

Capacity

4500 mAh
5000 mAh
6500 mAh

Battery Type

Li-ion
Li-ion
Li-ion

TalkTime

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

Quick Charging

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

Wireless Charging

N/A
Yes
Yes 40W Wireless Charging

Wireless Reverse Charging

N/A
Yes
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.

11h 16m
10h 37m
16h 04m

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

0h 33m 59s
0h 55m 14s
0h 41m 0s

Storage

Internal Storage

128 GB / 256 GB
256 GB / 512 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:
TDD N78
5G Bands:
FDD N1 / N3 / N5 / N7 / N8 / N20 / N28 / N66
TDD N38 / N40 / N41 / N77 / N78
N/A
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 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)
N/A
View More

SIM 2

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 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)
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)
View More

SAR Value

Head: 1.07 W/kg Body: 0.85 W/kg
Head: 0.77 W/kg Body: 1.02 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) 5GHz MIMO
Yes Wi-Fi 4 (802.11 a/n) 5GHz MIMO

Wi-Fi Features

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

Bluetooth

Yes v5.1
Yes v5.2
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

N/A
Yes
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

Optical
Ultrasonic
Ultrasonic

Other Sensors

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

Compare Prices

₹22,999
Not Available in any store
₹79,999