Home Phone comparison OnePlus 11 and Samsung Galaxy S21 - Which is better?

OnePlus 11 vs Samsung Galaxy S21

76 out 100
OnePlus 11
VS
65 out 100
Samsung Galaxy S21
OnePlus 11
Samsung Galaxy S21

Compared 2 smartphones : OnePlus 11 Manufactured in January, 2023, with display 6.7 with chipsetQualcomm Snapdragon 8 Gen 2, vs Samsung Galaxy S21, Manufactured in February, 2021with chipsetSamsung Exynos 2100. Below are specs, tests, pros and cons for each device

  1. Differences
  2. Review
  3. Specs
  4. Benchmarks
  5. Battery Life
  6. Cameras
  7. Comments (0)

Key Differences

Device key advantages
Reasons to choose OnePlus 11
  • Larger display: 6.7in
  • Higher pixel density: 525ppi
  • Higher battery capacity: 5000mAh vs 4000mAh
  • Newer Bluetooth version: 5.3 vs 5
  • Includes charger
Reasons to choose Samsung Galaxy S21
  • Lighter design: 169g vs 205g
  • Supports newer USB: 3.2 vs 2

Versions

Available versions and configurations
Memory Options - 8/128 GB
- 12/256 GB
- 16/256 GB
- 16/512 GB		 - 8/128 GB
- 8/256 GB

Review

Key Specs OnePlus 11 and Samsung Galaxy S21
Display
Color accuracy, sharpness & brightness
Camera
Main & front camera tests
Performance
App & system performance
Games
3D gaming performance
Battery
Battery life, charging speed & type
Connectivity
Connectivity features
NanoReview Score
Overall score by NanoReview
Adjust each parameter’s importance to find the best match for you.
Customize your score
Function
Importance (Weight)
Display:
Camera:
Performance:
Gaming:
Battery:
Connectivity:
Higher weight means greater impact on NanoReview score.

Tests & specs

Specs & test comparison
Smartphones:
OnePlus 11
vs
Samsung Galaxy S21

Display

Display quality comparison
Type AMOLED Dynamic AMOLED
Size 6.7 in 6.2 in
Resolution 1440x3216 pixels 1080x2400 pixels
Aspect ratio 20:9 20:9
Pixel density 525 ppi 421 ppi
Refresh rate 120 Hz 120 Hz
Adaptive refresh rate Yes Yes (48-120 Hz)
Max brightness 1300 nits 800 nits
HDR support Yes Dolby Vision Yes HDR10+
Screen-to-body ratio 89.6 % 85.9 %
Features - DCI-P3
- Always-On Display
- DC dimming		 - DCI-P3
- Always-On Display
Display test
Peak brightness (auto)
OnePlus 11
767 nits
Samsung Galaxy S21
854 nits
sRGB gamut96.9 %99.5 %
PWM (Flicker)361 Hz240 Hz
Response time6 ms5 ms
Contrast∞ Infinite∞ Infinite
Sources: NotebookCheck [OnePlus 11], [Samsung Galaxy S21]

Design & Build

Design and ergonomics comparison
Height 163.1 mm (6.42 in) 151.7 mm (5.97 in)
Width 74.1 mm (2.92 in) 71.2 mm (2.8 in)
Thickness 8.53 mm (0.34 in) 7.9 mm (0.31 in)
Weight 205 g (7.23 oz) 169 g (5.96 oz)
Water resistance IP64 IP68
Cooling system Vapor chamber n/a
Back panel Glass Plastic
Frame Metal Metal
Colors - Black
- Green		 - White
- Gray
- Pink
- Purple
Fingerprint sensor Yes In-Display Yes In-Display
Screen-to-body ratio
OnePlus 11
89.6 %
Samsung Galaxy S21
85.9 %

Performance

Testing OnePlus 11 and Samsung Galaxy S21 In benchmarks
Processor
Chipset Qualcomm Snapdragon 8 Gen 2 Samsung Exynos 2100
Max Frequency 3200 MHz 2900 MHz
CPU Cores 8 (1 + 2 + 2 + 3) 8 (1 + 3 + 4)
Architecture - 3/2 (Cortex-A510)
- 2/2.8 (Cortex-A710)
- 2/2.8 (Cortex-A715)
- 1/3.2 (Cortex-X3)		 - 4/2.2 (Cortex-A55)
- 3/2.81 (Cortex-A78)
- 1/2.91 (Cortex-X1)
Process TSMC Samsung
Transistor Size 4 nm 5 nm
Neural Processor Hexagon Yes
Graphics Adreno 740 Mali-G78 MP14
GPU Cores 1536 896
GPU Frequency 680 MHz 854 MHz
FLOPS 2089 GFLOPS 1530.4 GFLOPS
GeekBench v6
Geekbench 6 (Single-Core)
OnePlus 11
1731
Samsung Galaxy S21
1331
Geekbench 6 (Multi-Core)
OnePlus 11
4908
Samsung Galaxy S21
3593
Geekbench 6 (Single-Core)17311331
Geekbench 6 (Multi-Core)49083593
Sources: Geekbench v6 [OnePlus 11]
AnTuTu 10
AnTuTu 10
OnePlus 11
1527125
Samsung Galaxy S21
903780
CPU376628253391
GPU582337281676
Memory268996158352
UX299164210361
NanoReview Score1527125903780
3DMark Wild Life
3DMark Wild Life
OnePlus 11
12632
Samsung Galaxy S21
5715
Max Surface Temp.48.1 °C38.9 °C
Stability64 %66 %
Graphics Test75 fps34 fps
Graphics Score126325715
Sources: 3DMark [OnePlus 11], [Samsung Galaxy S21]
PCMark 3.0
PCMark 3.0
OnePlus 11
12445
Samsung Galaxy S21
13123
Writing score1622416101
Web score1079011909
Video editing60027097
Data manipulation1143110153
NanoReview Score1244513123

Memory

RAM
RAM Size - 8 GB
- 12 GB
- 16 GB		 8 GB
Memory Type LPDDR5X LPDDR5
Memory Frequency 4266 MHz 2750 MHz
Channels 4 2
Storage
Storage Capacity- 128 GB
- 256 GB
- 512 GB		- 128 GB
- 256 GB
Storage TypeUFS 4.0UFS 3.1
Memory CardNoNo

Software

OS Android 13 (Upgradeable to Android 15) Android 11 (Upgradeable to Android 14)
OS Size 37 GB 28.1 GB
UI Skin OxygenOS 14 One UI 6.0

Battery

Volume 5000 mAh 4000 mAh
Max Charging Power 100 W 25 W
Battery Type Li-Po Li-ion
Removable No No
Wireless Charging No Yes (15 W)
Reverse Charging No Yes (Wireless)
Fast Charging Yes (50% in 8 min) Yes (55% in 50 min)
Full Charge Time 0:22 h 1:35 h
Battery Life Test
Battery Life
OnePlus 11
21:26
Samsung Galaxy S21
17:54
Web Browsing07:48 h06:01 h
Video Playback14:28 h11:06 h
Games05:12 h04:21 h
Standby Mode102 h95 h

Main camera

Matrix 50 MP 12 MP
Photo resolution 8192x6144 pixels 4000x3000 pixels
Zoom Optical, 2x Optical, 1.1x
Flash Dual LED Dual LED
Stabilization Optical Optical
8K Recording Up to 24FPS Up to 24FPS
4K Recording Yes (Up to 60 fps) Yes (Up to 60 fps)
1080p Recording Yes (Up to 60 fps) Yes (Up to 60 fps)
Slow Motion 480 fps (720p) 960 fps (720p)
Wide-angle lens 115 ° 120 °
Lenses count Standard: 50 MP
Telephoto: 32 MP
Ultra-wide: 48 MP		 Standard: 12 MP
Telephoto: 64 MP
Ultra-wide: 12 MP
Features - Bokeh effect
- Pro mode
- RAW support		 - Bokeh effect
- Pro mode
- RAW support
Main lens
Matrix50 MP12 MP
Aperturef/1.8f/1.8
Focal length24 mm26 mm
SensorSony IMX890Sony IMX555
Sensor size1/1.561/1.76
Pixel size1 μm1.8 μm
AutofocusPhase autofocusPhase autofocus (Dual Pixel)
StabilizationOpticalOptical
Telephoto
Matrix32 MP64 MP
Aperturef/2.0f/2.0
Focal length48 mm28 mm
SensorSony IMX709Samsung Bright S5KGW2
Sensor size1/2.741/1.72
Pixel size0.8 μm0.8 μm
StabilizationDigitalOptical
Ultra-wide lens
Matrix48 MP12 MP
Aperturef/2.2f/2.2
Focal lengthn/a13 mm
SensorSony IMX581Sony IMX563
Sensor size1/21/2.55
Pixel size0.8 μm1.4 μm
StabilizationDigitalDigital
Main camera DxOMark results
Photo quality
OnePlus 11
134
Samsung Galaxy S21
129
Video quality
OnePlus 11
121
Samsung Galaxy S21
137
Overall camera score
OnePlus 11
127
Samsung Galaxy S21
133
Bokeh6570
Preview6072
Zoom103126
Sources: DxOMark [OnePlus 11], [Samsung Galaxy S21]

Front camera

Matrix 16 MP 10 MP
Photo resolution 4608x3456 pixels 3872x2592 pixels
Aperture f/2.4 f/2.2
Focal length 25 mm 26 mm
Sensor Samsung S5K3P9 Sony IMX374
Sensor size 1/3.09 1/3.24
Pixel size 1 μm 1.22 μm
Autofocus No Phase autofocus (Dual Pixel)
Stabilization Digital Digital
Video resolution 1080p (Full HD) at 30 fps 2160p (4K) at 60 fps
TOF 3D sensor No No

Connectivity

Wi-Fi version Wi-Fi 7 (802.11 a/b/g/n/ac/ax) Wi-Fi 6 (802.11 a/b/g/n/ac/ax)
Wi-Fi features - Dual Band
- Wi-Fi MiMO
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display		 - Dual Band
- Wi-Fi MiMO
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display
Bluetooth version 5.3 5
Bluetooth features LE LE, A2DP
USB type USB Type-C USB Type-C
USB version 2 3.2
USB features - Charging
- USB Storage Mode
- OTG		 - Charging
- USB Storage Mode
- USB-Host mode
- OTG
DisplayPort No n/a
GPS - GPS
- GLONASS
- Beidou
- Galileo
- QZSS		 - GPS
- GLONASS
- Beidou
- Galileo
NFC* Yes Yes
Infrared Port No No
Connectivity
SIM Count*22
SIM TypeNanoNano
SIM ModeDual SIM StandbyDual SIM Standby
eSIM Support *YesYes
Hybrid SlotNoNo
2G BandsGSM 850/900/1800/1900GSM 850, 900, 1800, 1900 MHz
3G BandsWCDMA B1, 2, 4, 5, 6, 8, 19WCDMA Band 1, 2, 4, 5, 8
LTE Bands*LTE (B1/B2/B3/B4/B5/B7/B8/B12/B13/B17/B18/B19/B20/B25/B26/B28/B30/B32/B38/B39/B40/B41/B46/B48/B66/B71)LTE (B1/B2/B3/B4/B5/B7/B8/B12/B13/B17/B18/B19/B20/B25/B26/B28/B32/B38/B39/B40/B41/B66)
LTE category2024
5G SupportYesYes

Sound

Speakers Stereo Stereo
3.5 mm Jack No No
FM Radio No No
Dolby Atmos Yes Yes
Speaker Test
Max Volume
OnePlus 11
85.7 dB
Samsung Galaxy S21
87 dB

Other

Class Flagship Flagship
Announced January, 2023 yr January, 2021 yr
Release Date January, 2023 yr February, 2021 yr
Launch Price ($) 699 800
Sensors - Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor		 - Hall Sensor
- Barometer
- Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor
Charger Included Yes 100 W n/a

Note

OnePlus 11:

The 128GB version features UFS 3.1 storage, while the other configurations utilize UFS 4.0 storage.

* Attention! Config, frequencies, NFC, and other specs may vary by region.

Results

After analyzing the data, we consider OnePlus 11 the clear winner in this comparison.

Survey

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