Samsung Galaxy S20 Ultra 5G vs. OnePlus 8

Phone Comparison, Reviews and Tests

In depth comparison and review of Samsung Galaxy S20 Ultra 5G and OnePlus 8. Compare sizes, cameras, batteries, memory, and other important specifications and features to easily choose the right phone for you. Our goal is to help you uncover differences between the products and find the phone that will best fit your needs.

Phone Specifications Comparison

Samsung Galaxy S20 Ultra 5G vs. OnePlus 8 Comparison Chart
DESIGN AND DIMENSIONS Samsung Galaxy S20 Ultra 5G OnePlus 8
Product Type Smartphone Smartphone
Manufacturer Model Number SM-G988B/DS -
Form Factor Touch Touch
Height 166.9 mm 160.2 mm Samsung Galaxy S20 Ultra 5G has greater height than OnePlus 8.
Width 76 mm 72.9 mm Samsung Galaxy S20 Ultra 5G has greater width than OnePlus 8.
Depth 8.8 mm 8 mm OnePlus 8 is narrower than Samsung Galaxy S20 Ultra 5G.
Weight 220 g 180 g OnePlus 8 is lighter than Samsung Galaxy S20 Ultra 5G.
Body Colour Cosmic black | Cosmic grey | Cloud white Black | Onyx black | Glacial green
Protection Dustproof, splashproof, water-resistant -
Waterproof (Water-resistant) Yes - Samsung Galaxy S20 Ultra 5G is waterproof.
IP rating IP68 -
SAR Value 1.557 W/kg (body), 0.66 W/kg (head) 0.86 W/kg
Connector Type USB Type-C - 24 pin USB-C USB Type-C - 24 pin USB-C
SIM Card Type (Size) Nano SIM, Electronic SIM card (e-SIM) Nano SIM
SIM Card Qty Dual-SIM Dual-SIM
SIM Card Configuration Details Nano SIM + nano SIM/microSD -
DISPLAY Samsung Galaxy S20 Ultra 5G OnePlus 8
Display Type OLED display OLED display
Display Technology Infinity-O Dynamic AMOLED 2X Fluid Amoled
Screen Size (Display Size) 6.9" 6.55" Samsung Galaxy S20 Ultra 5G has larger screen size than OnePlus 8.
Screen Resolution (Display Resolution) 3200 x 1440 pixels 2400 x 1080 pixels Samsung Galaxy S20 Ultra 5G has better screen resolution than OnePlus 8.
Display Format QHD+ QHD+
Pixel Density 511 ppi 402 ppi Samsung Galaxy S20 Ultra 5G has better pixel density than OnePlus 8.
Aspect Ratio - 20:9
Colour Depth 16.7 million colours 16.7 million colours Both phones have the same color depth.
HDR Yes Yes Both phones have HDR.
HDR Technology HDR10+ HDR10+
Display Refresh Rate 120 Hz -
Display Features Edge Screen, DCI-P3 Wide colour gamut, AOD(Always On Display), Edge Lighting Reading mode, night mode, Wide colour display (P3), 90 Hz Fluid Display
Display Protection (Screen Protector) - Corning Gorilla Glass 3D (scratch resistant glass)
PROCESSOR Samsung Galaxy S20 Ultra 5G OnePlus 8
Processor Type (CPU) Samsung Exynos 990 Qualcomm Snapdragon 865
Clock Speed 2.73 GHz 2.84 GHz OnePlus 8 has higher clock speed than Samsung Galaxy S20 Ultra 5G.
Processor Core Qty 8-core 8-core Both phones have the same number of phone cores.
64-bit Architecture Yes Yes Both phones have 64-bit architecture.
Graphics System (GPU) - Qualcomm ADRENO 650
MEMORY Samsung Galaxy S20 Ultra 5G OnePlus 8
RAM LPDDR5 SDRAM - 12 GB LPDDR4X SDRAM - 8 GB Samsung Galaxy S20 Ultra 5G has more RAM than OnePlus 8.
Internal Memory Size (Storage Capacity) 128 GB 128 GB Both phones have the same internal memory capacity.
User Memory 104 GB 100 GB
Memory Interface - UFS 3.0
Supported Flash Memory Cards (Expandable Memory) microSDHC, microSDXC - up to 1 TB -
CAMERA Samsung Galaxy S20 Ultra 5G OnePlus 8
MAIN CAMERA
Number of Main Cameras 4 3
Sensor Resolution 108 Megapixel 48 Megapixel Samsung Galaxy S20 Ultra 5G has better camera resolution than OnePlus 8.
Sensor Size 1/1.33" 1/1.4" OnePlus 8 has better camera sensor size than Samsung Galaxy S20 Ultra 5G.
Sensor Name - Sony Exmor RS IMX586 sensor
Lens Type Wide-angle lens -
Lens Aperture F/1.8 F/1.75 OnePlus 8 has better lens aperture than Samsung Galaxy S20 Ultra 5G.
Lens Construction - 6-element
Field of View (FoV) 79 degree(s) -
Pixel Size 0.8 μm 0.8 μm Both phones have the same camera pixel size.
Optical Image Stabiliser (OIS) Optical Image Stabiliser (OIS) Optical Image Stabiliser (OIS) Both phones have optical image stabilization.
Focus Adjustment Automatic, manual Automatic
Laser Auto Focus - Yes
Optical Zoom 10x -
Digital Zoom 100x -
Self-Timer Delay Yes -
Special Effects HDR, Bokeh effect, Grid Line, Motion photos, video bokeh effect Portrait, HDR, Studio
Camera Modes Panorama, Slow motion mode, Pro mode, HYPERLAPSE, Super Slow-mo, Flowers, Greenery, Trees, Sky, Beaches, Watersides, Snow, Backlit, Text, Food, Face, Baby, Person, Dog, Cat, People, Sunset, Sunrise, City, Waterfall, Scenery, Stage, Vehicles, Drinks, Animal, Shoes, Indoor, Clothes, Night view, Live focus video, Night, Mountain, Pro Video mode, Single Take Panorama, Time-lapse mode, Pro mode, night mode, portrait mode, Cine Video Mode, Dog, Cat, Nightscape capture mode, Portrait, Ultra shot
Face Recognition (Face ID) Face detection Face detection Both phones have face detection.
White Balance Custom, automatic -
Light Source High CRI LED flash Dual LED flash
Video Resolutions 1920 x 1080 (1080p) at 60 fps, 1280 x 720 (720p) at 30 fps, 3840 x 2160 (4K) at 60 fps, Super slow motion video 1280 x 720 (720p) at 960 fps, Slo-mo video 1920 x 1080 (1080p) at 240 fps, 7680 x 4320 (8K) at 24 fps 1920 x 1080 (1080p) at 30 fps, 1920 x 1080 (1080p) at 60 fps, 3840 x 2160 (4K) at 30 fps, 3840 x 2160 (4K) at 60 fps, Super slow motion video 1920 x 1080 (1080p) at 240 fps, Super slow motion video 1280 x 720 (720p) at 480 fps
Camera Features (Functions) Quick Launch, Playback zoom, Phase Detect Auto-Focus (PDAF), blink detection, VDIS (Video Digital Image Stabilisation), Live Focus, Tracking AF, Video location tags, Quick Share, location tags, Hyperlapse video support 1080p, Scene Optimiser, Full view, Flaw detection, Shot suggestions, AR Emoji, blur detection, HDR10+ recording, Floating shutter button, Super steady, Quick Measure, Space Zoom, 33MP still photos while playing 8K video, 100x Super Resolution Zoom, 10x Hybrid Optic Zoom, 3D Scanner Noise reduction, GIF animation function, Phase Detect Auto-Focus (PDAF), Electronic Image Stabiliser (EIS), Continuous Auto Focus (CAF), RAW image capture, AI scene detection, UltraShot engine
SECOND CAMERA
Sensor Resolution (2nd Camera) 12 Megapixel 2 Megapixel Samsung Galaxy S20 Ultra 5G has better second camera resolution than OnePlus 8.
Lens Type (2nd Camera) Ultra wide-angle lens -
Lens Aperture (2nd Camera) F/2.2 F/2.4 Samsung Galaxy S20 Ultra 5G has better second camera lens aperture than Samsung Galaxy S20 Ultra 5G.
Field of View (2nd Camera) 120 degree(s) -
Pixel Size (2nd Camera) 1.4 μm 1.75 μm OnePlus 8 has larger second camera pixel size than Samsung Galaxy S20 Ultra 5G.
THIRD CAMERA
Sensor Resolution (3rd Camera) 48 Megapixels 16 Megapixel Samsung Galaxy S20 Ultra 5G has higher resolution third camera than OnePlus 8.
Lens Type (3rd Camera) Telephoto lens Ultra wide-angle lens
Lens Aperture (3rd Camera) F/3.5 F/2.2 OnePlus 8 has better third camera lens aperture than Samsung Galaxy S20 Ultra 5G.
Field of View (3rd Camera) 24 degree(s) 116 degree(s) OnePlus 8 has larger third camera lens field of view than Samsung Galaxy S20 Ultra 5G.
Pixel Size (3rd Camera) 0.8 μm -
FOURTH CAMERA
Sensor Resolution (4th Camera) 0.3 Megapixel -
Lens Aperture (4th Camera) F/1.0 -
Camera Functions (4th Camera) DepthVision camera -
FRONT CAMERA
Number of Front Cameras 1 1
Sensor Resolution (Front) 40 Megapixels 16 Megapixel Samsung Galaxy S20 Ultra 5G has better front camera resolution than OnePlus 8.
Sensor Name (Front) - Sony Exmor RX IMX471 sensor
Lens Aperture (Front) F/2.2 F/2.45 Samsung Galaxy S20 Ultra 5G has better front lens aperture than Samsung Galaxy S20 Ultra 5G.
Field of View (Front) 80 degree(s) -
Pixel Size (Front) 0.7 μm 1 μm OnePlus 8 has larger front camera pixel size than Samsung Galaxy S20 Ultra 5G.
Focus Adjustment Automatic Focus free
Special Effects (Front) - HDR, face retouch
Camera Modes (Front) - Time-lapse mode
Light Source (Front) - Display flash
Video Resolutions (Front) - 1920 x 1080 (1080p) at 30 fps
Camera Features (Front) Phase Detect Auto-Focus (PDAF) Electronic Image Stabiliser (EIS)
BATTERY AND CHARGING Samsung Galaxy S20 Ultra 5G OnePlus 8
Battery Capacity (Battery Size) 5000 mAh 4300 mAh Samsung Galaxy S20 Ultra 5G has larger battery capacity than OnePlus 8.
Fast Charging Technology Qualcomm Quick Charge 2.0, Adaptive Fast Charging, Samsung Super Fast Charging Warp Charge 30 technology, Warp Charge 30T technology Both phones have fast charging technology.
Wireless Charging Yes - Samsung Galaxy S20 Ultra 5G can be charged wirelessly.
Wireless Charging Standards WPC, Qi, Fast Wireless Charging 2.0, Wireless PowerShare -
Talk Time 1500 minutes 1740 minutes OnePlus 8 has longer battery life when making calls than Samsung Galaxy S20 Ultra 5G.
Run Time Details Talk (LTE): up to 1500 min
Active online usage (LTE): up to 17 hrs
Active online usage (Wi-Fi): up to 18 hrs
Talk: up to 1740 min
Standby: up to 391 hrs
Battery Technology - Lithium Ion
CELLULAR Samsung Galaxy S20 Ultra 5G OnePlus 8
Technology WCDMA (UMTS) / GSM WCDMA (UMTS) / GSM
Mobile Broadband Generation 5G 5G Both phones have the same mobile network generation.
Operating System Android 10 OxygenOS (based on Android 10)
User Interface Samsung One UI 2 -
Intelligent Assistant Bixby -
Payment Technology Samsung Pay -
Navigation GPS, GLONASS, BeiDou, Galileo GPS, A-GPS, GLONASS, BeiDou, Galileo
COMMUNICATIONS Samsung Galaxy S20 Ultra 5G OnePlus 8
Data Transmission GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE, 5G NR FR1 GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE, LTE Advanced, FDD-LTE, TDD-LTE, 5G NR FR1
2G Band 850 GSM, 900 GSM, 1800 GSM, 1900 GSM 850 GSM, 900 GSM, 1800 GSM, 1900 GSM
3G UMTS Band Band 1, Band 2, Band 4, Band 5, Band 8 Band 1, Band 2, Band 4, Band 5, Band 8, Band 9, Band 19
3G UMTS Frequency 2100, 1900, 1700, 850, 900 2100, 1900, 1700, 850, 900, 1700, 800
4G LTE Band Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 12, Band 13, Band 17, Band 18, Band 19, Band 20, Band 25, Band 26, Band 28, Band 32, Band 38, Band 39, Band 40, Band 41, Band 66 Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 12, Band 13, Band 17, Band 18, Band 19, Band 20, Band 25, Band 26, Band 28, Band 32, Band 34, Band 38, Band 39, Band 40, Band 41, Band 42, Band 46, Band 66
4G LTE Frequency FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 700a, FDD 700c, FDD 700b, FDD 800 lower, FDD 800 upper, FDD 800 DD, FDD 1900+, FDD 850+, FDD 700 APT, FDD 1500 L, TDD 2600, TDD 1900, TDD 2300, TDD 2500, FDD 1700 - 2110 AWS-3 FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 700a, FDD 700c, FDD 700b, FDD 800 lower, FDD 800 upper, FDD 800 DD, FDD 1900+, FDD 850+, FDD 700 APT, FDD 1500 L, TDD 2000, TDD 2600, TDD 1900, TDD 2300, TDD 2500, TDD 3500, TDD 5150, FDD 1700 - 2110 AWS-3
5G NR Band N1, n3, n5, n7, n8, n28, n77, n78, n40 N1, n3, n7, n28, n78
5G NR Frequency FDD 2100, FDD 1800, FDD 850, FDD 2600, FDD 900, FDD 700APT, TDD TD 3700, TDD TD 3500, TDD 2300 FDD 2100, FDD 1800, FDD 2600, FDD 700APT, TDD TD 3500
Wireless Interface IEEE 802.11a/b/g/n/ac, ANT+/ANT, IEEE 802.11a/b/g/n/ac/ax IEEE 802.11a/b/g/n/ac, IEEE 802.11a/b/g/n/ac/ax
Bluetooth Bluetooth 5.0 Bluetooth 5.1
NFC Yes Yes Both phones have an NFC reader for mobile payments.
Modem - Snapdragon X55 5G
Messaging Services SMS, MMS SMS, MMS
MEDIA Samsung Galaxy S20 Ultra 5G OnePlus 8
Supported Digital Audio Standards WAV, WMA, AAC, PCM, AMR, MP3, FLAC, XMF, OGG, MIDI, APE (Monkey's Audio), M4A, DSF, DSD, MXMF, OGA, 3GA, AWB, IMY, RTTTL, RTX, OTA, DFF, MID, DSD64, DSD128 WAV, WMA, AAC, MP3, FLAC, AC-3, AAC +, OGG, APE (Monkey's Audio), M4A, apt-X, LDAC, IMY, EAC3, MID, AMR-WB, AMR-NB, SBC, apt-X HD, EAC3-JOC, AC-4
Supported Digital Video Standards MKV, FLV, AVI, WMV, ASF, 3GP, M4V, WebM, 3G2, MP4 MKV, FLV, AVI, MOV, WMV, 3GP, TS, WebM, H.265 HEVC, MP4
Sound Enhancements Dolby Digital Plus sound, Dolby Atmos sound technology, Surround sound, stereo speakers tuned by AKG, Dolby Digital sound Qualcomm aptX audio, Qualcomm aptX HD audio, Dolby Atmos Surround Sound
FEATURES Samsung Galaxy S20 Ultra 5G OnePlus 8
Phone Functions Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert
Sensors Accelerometer, proximity sensor, barometer, gyro sensor, hall sensor, RGB sensor, geomagnetic sensor Accelerometer, ambient light sensor, proximity sensor, digital compass, gyro sensor
Security Devices Fingerprint reader (under display), face recognition Fingerprint reader (under display), face recognition
Additional Phone Features Smart Select, MU-MIMO technology, Fast Charging, Samsung KNOX, High AOP Mic, Smart View, Live message, Samsung DeX support, Bixby Vision, Secure Folder function, Dual Audio, Bixby Routines, Intelligent Performance Enhancer, AR Doodle, Bixby key, 3D Scanner Face Unlock, Noise Cancellation Technology, MIMO technology, Alert Slider
OTHERS Samsung Galaxy S20 Ultra 5G OnePlus 8
Included Accessories Power adapter, SIM card removal tool, USB-C cable, headset (tuned by AKG), clear cover case, protective film SIM card removal tool, sticker, screen protector, USB-C cable, protective case, Warp Charge 30 power adapter
Compliant Standards VDE, IP68, SGS -
Max Depth of Water Resistance 1.5 m -
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