Samsung Galaxy S21 vs OnePlus 11

70 out of 100

85 out of 100

Here we compared two flagship smartphones: the 6.2-inch Samsung Galaxy S21 (with Exynos 2100) that was released on January 14, 2021, against the OnePlus 11, which is powered by Qualcomm Snapdragon 8 Gen 2 and came out 24 months after. On this page, you will find tests, full specs, strengths, and weaknesses of each of the devices.

Differences
Review
Specs
Benchmarks
Battery life
Camera
Comments

Key differences

An overview of the main advantages of each smartphone

Reasons to consider the Samsung Galaxy S21

Handles wireless charging up to 15W
Waterproof body (IP68 classification)
Delivers 12% higher peak brightness (864 against 772 nits)
Slow-motion recording at 960FPS
Reverse charging feature
Weighs 36 grams less
The front-facing camera can record video at 4K

Reasons to consider the OnePlus 11

85% better performance in AnTuTu Benchmark (1490K versus 806K)
Comes with 1000 mAh larger battery capacity: 5000 vs 4000 mAh
Shows 28% longer battery life (32:53 vs 25:44 hours)
Better camera quality (According to DxOMark rating)
The rear camera has a 2x optical zoom
25% higher pixel density (525 vs 421 PPI)
Supports higher wattage charging (100W versus 25W)
Newer Bluetooth version (v5.3)
Has a 0.5 inch larger screen size
Compatible with the latest Wi-Fi 7 wireless networks
The phone is 2-years newer

Review

Evaluation of Samsung Galaxy S21 and OnePlus 11 crucial features

Display

Screen quality, color accuracy, brightness

Type	Dynamic AMOLED	AMOLED
Size	6.2 inches	6.7 inches
Resolution	1080 x 2400 pixels	1440 x 3216 pixels
Aspect ratio	20:9	20.1:9
PPI	421 ppi	525 ppi
Refresh rate	120 Hz	120 Hz
Adaptive refresh rate	No	Yes
Max rated brightness	800 nits	500 nits
Max rated brightness in HDR	-	1300 nits
HDR support	Yes, HDR10+	Yes, Dolby Vision
Screen protection	Gorilla Glass Victus	Gorilla Glass Victus
Screen-to-body ratio	87.2%	89.7%
Display features	- DCI-P3 - Always-On Display	- DCI-P3 - Always-On Display - DC Dimming

RGB color space	99.5%	96.9%
PWM	240 Hz	361 Hz
Response time	5 ms	6 ms
Contrast	∞ Infinity	∞ Infinity

Height	151.7 mm (5.97 inches)	163.1 mm (6.42 inches)
Width	71.2 mm (2.8 inches)	74.1 mm (2.92 inches)
Thickness	7.9 mm (0.31 inches)	8.53 mm (0.34 inches)
Weight	169 g (5.96 oz)	205 g (7.23 oz)
Waterproof	IP68	IP64
Advanced cooling	-	Vapor chamber
Rear material	Plastic	Glass
Frame material	Metal	Metal
Colors	White, Gray, Pink, Purple	Black, Green
Fingerprint scanner	Yes, in-display	Yes, in-display

Chipset	Samsung Exynos 2100	Qualcomm Snapdragon 8 Gen 2
Max clock	2900 MHz	3200 MHz
CPU cores	8 (1 + 3 + 4)	8 (1 + 2 + 2 + 3)
Architecture	- 4 cores at 2.2 GHz: Cortex-A55 - 3 cores at 2.81 GHz: Cortex-A78 - 1 core at 2.91 GHz: Cortex-X1	- 3 cores at 2 GHz: Cortex-A510 - 2 cores at 2.8 GHz: Cortex-A710 - 2 cores at 2.8 GHz: Cortex-A715 - 1 core at 3.2 GHz: Cortex-X3
L3 cache	-	8 MB
Lithography process	5 nanometers	4 nanometers
Graphics	Mali-G78 MP14	Adreno 740
GPU shading units	896	2560
GPU clock	854 MHz	680 MHz
FLOPS	~1530.4 GFLOPS	~3481.6 GFLOPS

CPU	150223	359059
GPU	340353	600633
Memory	151885	257511
UX	158712	266574
Total score	806977	1490204

Max surface temperature	38.9 °C	48.1 °C
Stability	66%	63%
Graphics test	34 FPS	75 FPS
Graphics score	5714	12679

Web score	12591	-
Video editing	7113	-
Photo editing	29385	-
Data manipulation	10438	-
Writing score	16561	-

RAM size	8 GB	8, 12, 16 GB
Memory type	LPDDR5	LPDDR5X
Memory clock	2750 MHz	-
Channels	2	4

Storage size	128, 256 GB	128, 256, 512 GB
Storage type	UFS 3.1	UFS 4.0
Memory card	No	No

Operating system	Android 11 (Can be upgraded to Android 13)	Android 13
ROM	One UI 5.1	OxygenOS 13
OS size	28.1 GB	37 GB

Capacity	4000 mAh	5000 mAh
Max charge power	25 W	100 W
Battery type	Li-Ion	Li-Po
Replaceable	No	No
Wireless charging	Yes (15 W)	No
Reverse charging	Yes, (wireless)	No
Fast charging	Yes (55% in 50 min)	Yes (50% in 8 min)
Full charging time	1:35 hr	0:22 hr

Battery life tests
Web browsing	07:27 hr	11:04 hr
Watching video	12:26 hr	16:41 hr
Gaming	04:31 hr	06:02 hr
Standby	92 hr	97 hr

Main camera
Matrix	12 megapixels	50 megapixels
Image resolution	4000 x 3000	8192 x 6144
Zoom	Optical, 1.1x	Optical, 2x
Flash	Dual LED	Dual LED
Stabilization	Optical	Optical
8K video recording	Up to 24FPS	Up to 24FPS
4K video recording	Up to 60FPS	Up to 60FPS
1080p video recording	Up to 60FPS	Up to 60FPS
Slow motion	960 FPS (720p)	480 FPS (720p)
Angle of widest lens	120°	115°
Lenses	3 (12 MP + 64 MP + 12 MP)	3 (50 MP + 32 MP + 48 MP)
Wide (main) lens	- 12 MP - Aperture: f/1.8 - Focal length: 26 mm - Pixel size: 1.8 micron - Sensor: 1/1.76", Sony IMX555 (Exmor-RS CMOS) - Phase autofocus (Dual Pixel) - Optical stabilization	- 50 MP - Aperture: f/1.8 - Focal length: 24 mm - Pixel size: 1 micron - Sensor: 1/1.56", Sony IMX890 (Exmor-RS CMOS) - Phase autofocus - Optical stabilization
Telephoto lens	- 64 MP - Aperture: f/2.0 - Focal length: 28 mm - Pixel size: 0.8 micron - Sensor: 1/1.72", Samsung Bright S5KGW2 (ISOCELL Plus CMOS) - Phase autofocus (Dual Pixel) - Optical stabilization	- 32 MP - Aperture: f/2.0 - Focal length: 48 mm - Pixel size: 0.8 micron - Sensor: 1/2.74", Sony IMX709 (Exmor-RS CMOS) - Phase autofocus
Ultra-wide lens	- 12 MP - Aperture: f/2.2 - Focal length: 13 mm - Pixel size: 1.4 micron - Sensor: 1/2.55", Sony IMX563 (Exmor-RS CMOS) - Phase autofocus (Dual Pixel)	- 48 MP - Aperture: f/2.2 - Pixel size: 0.8 micron - Sensor: 1/2", Sony IMX581 (Exmor-RS CMOS) - Phase autofocus
Camera features	- Bokeh mode - Pro mode - RAW support	- Bokeh mode - Pro mode - RAW support
Samples	Photo samples of Samsung Galaxy S21 from DxOMark	Photo samples of OnePlus 11 from DxOMark

Selfie camera
Megapixels	10 megapixels	16 megapixels
Image resolution	3872 x 2592	4608 x 3456
Aperture	f/2.2	f/2.4
Focal length	26 mm	25 mm
Pixel size	1.22 microns	1 microns
Sensor type	CMOS	ISOCELL CMOS
Sensor size	1/3.24"	1/3.1"
Video resolution	2160p (4K) at 60 FPS	1080p (Full HD) at 30 FPS

Wi-Fi standard	Wi-Fi 6 (802.11 a/b/g/n/ac/ax)	Wi-Fi 7 (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	5.3
Bluetooth features	LE, A2DP	LE
USB type	USB Type-C	USB Type-C
USB version	3.2	2
USB features	- Charging - USB-Storage mode - USB-Host mode - OTG	- Charging - USB-Storage mode - OTG
GPS	GPS, GLONASS, Beidou, Galileo	GPS, GLONASS, Beidou, Galileo, QZSS
NFC *	Yes	Yes
Infrared port	No	No

Number of SIM *	2	2
Type of SIM card	Nano	Nano
Multi SIM mode	Standby	Standby
eSIM support *	Yes	Yes
Hybrid slot	No	No
LTE Cat *	24	20
5G support	Yes	Yes

Speakers	Stereo	Stereo
Headphone audio jack	No	No
FM radio	No	No
Dolby Atmos	Yes	Yes

Category	Flagship	Flagship
Announced	January 2021	January 2023
Release date	February 2021	January 2023
SAR (head)	0.46 W/kg	-
SAR (body)	1.51 W/kg	-
Sensors	- Hall-effect sensor - Barometer - Proximity sensor - Gyroscope - Accelerometer - Ambient light sensor - Compass - Fingerprint	- Proximity sensor - Gyroscope - Accelerometer - Ambient light sensor - Compass - Fingerprint
Bundled charger	-	Yes, 100 W

Samsung Galaxy S21 vs OnePlus 11

Samsung Galaxy S21 vs OnePlus 11

Key differences

Review

Value for money

Tests and specifications

Display

Design and build

Performance

Benchmarks

Memory

Software

Battery

Camera

DxOMark camera tests

Connectivity

Sound

Other

Conclusion