Samsung Galaxy S20 Ultra vs OnePlus 9

71 out of 100

69 out of 100

Here we compared two flagship smartphones: the 6.9-inch Samsung Galaxy S20 Ultra (with Exynos 990) that was released on February 11, 2020, against the OnePlus 9, which is powered by Qualcomm Snapdragon 888 5G and came out 14 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 S20 Ultra

Waterproof body (IP68 classification)
The rear camera has a 4x optical zoom
27% higher pixel density (511 vs 402 PPI)
Optical image stabilization
Expandable storage via MicroSD card up to 1000GB
Has a 0.35 inch larger screen size
Slow-motion recording at 960FPS
Comes with 500 mAh larger battery capacity: 5000 vs 4500 mAh
25% better performance in AnTuTu Benchmark (711K versus 568K)
Delivers 8% higher peak brightness (897 against 827 nits)
The front-facing camera can record video at 4K
Ready for eSIM technology

Reasons to consider the OnePlus 9

Shows 9% longer battery life (28:34 vs 26:19 hours)
Newer Bluetooth version (v5.2)
Supports higher wattage charging (65W versus 45W)
The phone is 1-year and 2-months newer
Faster storage type - UFS 3.1 versus UFS 3.0
More energy-efficient CPU – Snapdragon 888 5G
29% faster in single-core GeekBench 6 test: 1500 and 1165 points
Weighs 28 grams less

Review

Evaluation of Samsung Galaxy S20 Ultra and OnePlus 9 crucial features

Display

Screen quality, color accuracy, brightness

Type	Dynamic AMOLED	AMOLED
Size	6.9 inches	6.55 inches
Resolution	1440 x 3200 pixels	1080 x 2400 pixels
Aspect ratio	20:9	20:9
PPI	511 ppi	402 ppi
Refresh rate	120 Hz	120 Hz
Adaptive refresh rate	No	Yes
Max rated brightness	800 nits	500 nits
Max rated brightness in HDR	-	1100 nits
HDR support	Yes, HDR10+	Yes, HDR10+
Screen protection	Corning Gorilla Glass 6	Corning Gorilla Glass 5
Screen-to-body ratio	89.9%	87.6%
Display features	- DCI-P3 - Always-On Display	- DCI-P3 - Always-On Display - DC Dimming

RGB color space	99.2%	98.9%
PWM	240 Hz	323 Hz
Response time	6.2 ms	13 ms
Contrast	∞ Infinity	∞ Infinity

Height	166.9 mm (6.57 inches)	160 mm (6.3 inches)
Width	76 mm (2.99 inches)	74.2 mm (2.92 inches)
Thickness	8.8 mm (0.35 inches)	8.7 mm (0.34 inches)
Weight	220 g (7.76 oz)	192 g (6.77 oz)
Waterproof	IP68	No
Advanced cooling	Vapor chamber	-
Rear material	Glass	Glass
Frame material	Metal	Plastic
Colors	Black, Gray	Black, Blue, Purple
Fingerprint scanner	Yes, in-display	Yes, in-display

Chipset	Samsung Exynos 990	Qualcomm Snapdragon 888 5G
Max clock	2730 MHz	2840 MHz
CPU cores	8 (2 + 2 + 4)	8 (1 + 3 + 4)
Architecture	- 4 cores at 2 GHz: Cortex-A55 - 2 cores at 2.5 GHz: Cortex-A76 - 2 cores at 2.73 GHz: Exynos M5	- 4 cores at 1.8 GHz: Kryo 680 Silver (Cortex-A55) - 3 cores at 2.42 GHz: Kryo 680 Gold (Cortex-A78) - 1 core at 2.84 GHz: Kryo 680 Prime (Cortex-X1)
L3 cache	2 MB	4 MB
Lithography process	7 nanometers	5 nanometers
Graphics	Mali-G77 MP11	Adreno 660
GPU shading units	704	1024
GPU clock	800 MHz	840 MHz
FLOPS	~1126 GFLOPS	~1622 GFLOPS

CPU	202750	172607
GPU	219003	115432
Memory	130201	118133
UX	157575	160667
Total score	711852	568602

Max surface temperature	38.6 °C	48.8 °C
Stability	53%	55%
Graphics test	25 FPS	34 FPS
Graphics score	4319	5761

Web score	8802	10625
Video editing	6175	6059
Photo editing	31559	25728
Data manipulation	8779	11092
Writing score	12443	15632

RAM size	12, 16 GB	8, 12 GB
Memory type	LPDDR5	LPDDR5
Memory clock	3200 MHz	2750 MHz
Channels	2	4

Storage size	128, 512 GB	128, 256 GB
Storage type	UFS 3.0	UFS 3.1
Memory card	MicroSD	No
Memory card max size	Up to 1000 GB	-

Operating system	Android 10.0 (Can be upgraded to Android 13)	Android 11 (Can be upgraded to Android 13)
ROM	One UI 4.1	OxygenOS 13
OS size	23.7 GB	35 GB

Capacity	5000 mAh	4500 mAh
Max charge power	45 W	65 W
Battery type	Li-Ion	Li-Po
Replaceable	No	No
Wireless charging	Yes (15 W)	Yes (15 W)
Reverse charging	Yes, (wireless)	No
Fast charging	Yes (100% in 80 min)	Yes (100% in 29 min)
Full charging time	1:20 hr	0:29 hr

Battery life tests
Web browsing	08:26 hr	10:27 hr
Watching video	11:53 hr	12:25 hr
Gaming	04:13 hr	04:06 hr
Standby	93 hr	92 hr

Main camera
Matrix	108 megapixels	48 megapixels
Image resolution	12032 x 9204	8000 x 6000
Zoom	Optical, 4x	Digital
Flash	LED	Dual LED
Stabilization	Optical	Digital
8K video recording	Up to 24FPS	Up to 30FPS
4K video recording	Up to 60FPS	Up to 120FPS
1080p video recording	Up to 60FPS	Up to 60FPS
Slow motion	960 FPS (720p)	240 FPS (1080p)
Angle of widest lens	120°	140°
Lenses	4 (108 MP + 48 MP + 12 MP + 0.3 MP)	3 (48 MP + 50 MP + 2 MP)
Wide (main) lens	- 108 MP - Aperture: f/1.8 - Focal length: 26 mm - Pixel size: 0.8 micron - Sensor: 1/1.33", Samsung Bright S5KHM1 (ISOCELL CMOS) - Phase autofocus (Dual Pixel) - Optical stabilization	- 48 MP - Aperture: f/1.8 - Focal length: 23 mm - Pixel size: 1.12 micron - Sensor: 1/1.43", Sony IMX689 (Exmor-RS CMOS) - Phase autofocus
Telephoto lens	- 48 MP - Aperture: f/3.5 - Focal length: 103 mm - Pixel size: 0.8 micron - Sensor: 1/2", Sony IMX586 (CMOS) - Phase autofocus - Optical stabilization	-
Ultra-wide lens	- 12 MP - Aperture: f/2.2 - Focal length: 13 mm - Pixel size: 1.4 micron	- 50 MP - Aperture: f/2.2 - Focal length: 14 mm - Pixel size: 1 micron - Sensor: 1/1.56", Sony IMX766 (Exmor-RS CMOS) - Phase autofocus
Monochrome lens	-	- 2 MP - Aperture: f/2.4
Depth lens	- 0.3 MP - Aperture: f/1.0 - Pixel size: 5 micron	-
Camera features	- Bokeh mode - Pro mode - RAW support	- Bokeh mode - Pro mode - RAW support
Samples	-	Photo samples of OnePlus 9 from DxOMark

Selfie camera
Megapixels	40 megapixels	16 megapixels
Image resolution	7864 x 5200	4920 x 3264
Aperture	f/2.2	f/2.0
Focal length	26 mm	-
Pixel size	0.7 microns	1 microns
Sensor type	CMOS	Exmor-RS CMOS
Sensor size	1/2.65"	1/3.06"
Video resolution	2160p (4K) at 60 FPS	1080p (Full HD) at 30 FPS

Wi-Fi standard	Wi-Fi 6 (802.11 b/g/n/ac/ax)	Wi-Fi 6 (802.11 a/b/g/n/ac/ax)
Wi-Fi features	- Wi-Fi Direct - Wi-Fi Display	- Dual Band - Wi-Fi Direct - Wi-Fi Hotspot - Wi-Fi Display
Bluetooth version	5	5.2
Bluetooth features	LE, A2DP	LE, A2DP
USB type	USB Type-C	USB Type-C
USB version	3.1	3.1
USB features	- Charging - USB-Storage mode - OTG	- Charging - USB-Storage mode - OTG
GPS	GPS, GLONASS, Beidou, Galileo	GPS, GLONASS, Beidou, Galileo, SBAS
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	No
Hybrid slot	Yes	No
LTE Cat *	22	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	February 2020	March 2021
Release date	March 2020	March 2021
SAR (head)	0.32 W/kg	-
SAR (body)	1.56 W/kg	-
Sensors	- Hall-effect sensor - Barometer - Proximity sensor - Gyroscope - Accelerometer - Ambient light sensor - Compass - Fingerprint	- Barometer - Proximity sensor - Gyroscope - Accelerometer - Ambient light sensor - Compass - Fingerprint

Samsung Galaxy S20 Ultra vs OnePlus 9

Samsung Galaxy S20 Ultra vs OnePlus 9

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