OnePlus 3T (128GB) vs Samsung Galaxy S20 5G (SC-51A)

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Side by side comparison between OnePlus 3T vs Samsung Galaxy S20 5G phones, differences, pros, cons and full specifications. What's the better?

8/9/2020 6:00 PM, updated: 1/27/2023 7:56 AM

Compare Samsung Galaxy S20 5G X OnePlus 3T (128GB) 04Points

Specifications Compare Models Pictures

5.5"
AMOLED

1080x1920

16
MP

16mp

6GB
RAM

Quad-core

3400
mAh

(Non removable)

25Points Samsung Galaxy S20 5G (SC-51A) Compare OnePlus 3T X

Specifications Compare Models Pictures

6.2"
AMOLED

1440x3200

12.2
MP

10mp

12GB
RAM

Octa-core

4000
mAh

(Non removable)

What's the better phone? Samsung Galaxy S20 5G (SC-51A)

The phonemore's choice is much more technical than personal. Therefore, you shouldn't only consider this. Our goal is to help you, but what's important to us may not be important to you. You decide which one is the best! Comment!

4 Advantages OnePlus 3T (128GB)	vs	25 Advantages Samsung Galaxy S20 5G (SC-51A)
+158 grams (5.53 ounces)3% Lighter	vs	163 grams (5.71 ounces)
+7.35 millimeters (0.29 inches)7% Thinner	vs	7.9 millimeters (0.31 inches)
+(front) 16MP59% Higher resolution secondary camera to take pictures and selfies	vs	(front) 10MP
+3.5mm jackAdvantage Headsets with 3.5mm Jack size are more common and easy to find in stores	vs	Type-C reversible connector
2.35GHz 64bit Quad-core	vs	+2.84GHz 64bit Octa-core (7nm)52% More powerful processor, you can open your applications faster
6GB LPDDR4	vs	+12GB LPDDR5100% More RAM memory. Typically more responsive and better for multitasking.
Not supported	vs	+Until 1TB microSD, microSDXCAdvantage More external storage for files using memory cards
1080x1920 pixels	vs	+1440x3200 pixels122% Higher resolution screen
401 PPI	vs	+566 PPI41% Crisper display of text, images and videos because it has more pixels per inch (ppi)
5.5"	vs	+6.2"13% Larger screen
(back) 16MP	vs	+(triple camera) 12.2MP + 64MP + 12MP5 times Higher resolution main camera
Only digital zoom	vs	+Digital and optical zoomAdvantage The zoom allows for better focus and approach to take pictures
1/2.8" inches	vs	+1/1.76" inches59% The larger sensor camera lets you take photos with better depth.
f/2.0 (aperture)	vs	+f/1.8 (aperture)11% Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure.
4K UHD (3840x2160)	vs	+8K UHD (7680x4320)3 times More image quality for recording videos with the primary camera
(front) Full HD (1920x1080)	vs	+(front) 4K UHD (3840x2160)3 times More image quality for recording videos with the secondary camera
Android 6.0.1 Marshmallow	vs	+Android 13Advantage Android 13 is newer and safer
4G LTE-A	vs	+5G SA/NSAAdvantage The 5G SA/NSA network is newer and faster
(4G LTE-A) 300 Mbps	vs	+(5G SA/NSA) 5000 Mbps16 times Faster for surfing the internet and download files
Not supported	vs	+ANT+Advantage Sensors help you use the device
Not supported	vs	+BarometerAdvantage Sensors help you use the device
Not supported	vs	+Face unlockAdvantage Sensors help you use the device
3400 mAh	vs	+4000 mAh18% Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
2 slots (Dual-SIM)	vs	+1 slot (Single-SIM) + e-SIM (Eletronic) (dedicated slot)Advantage You can have more mobile carriers/operators on the same device.
Not supported	vs	+FMAdvantage The radio lets you listen to your songs and sports in general
802.11 a/b/g/n/ac [wifi5]	vs	+802.11 a/b/g/n/ac/ax [wifi6]Advantage WiFi 802.11 a/b/g/n/ac/ax [wifi6] is newer and faster
4.2 + A2DP	vs	+5.0 + A2DP/LEAdvantage Bluetooth 5.0 + A2DP/LE is newer and faster
USB 2.0 Type-C reversible connector	vs	+USB 3.2 Type-C, USB OTG On-The-GoAdvantage Newer and faster USB version for transferring photos, mp3 or data.
Not supported	vs	+IP68 certifiedAdvantage Protection against water allows you talk to your friends in the rain, for example

21 Common items in both devices

128GB (114GB available) / 128GB (104GB available)

Optic AMOLED / Dynamic AMOLED

16 million

LED flash

PDAF: phase detection autofocus / PDAF: phase detection autofocus on both cameras

OIS: Optical stabilization

HDR photo/video on both cameras

+14 specs and more in the table below

Check the comparison table below for more items that are not evaluated in comparison score above.

Highlight differences

📱 Model features
	OnePlus 3T (128GB)	Galaxy S20 5G (SC-51A)
Change model		Choose the model
Model	OnePlus 3T (128GB)	Galaxy S20 5G (SC-51A)
Other model names	OnePlus Three, OnePlus 3T Dual-Sim	サムスンGalaxy S20 SM-G981D (Snapdragon, 12GB RAM) - NTT DoCoMo
Country or region available	(Global, International), Canada, China, USA, (Europe), Hong Kong	Japan
Brand	OnePlus	Samsung
Release date	11/22/2016	3/6/2020, Announced: 2/11/2020
Depth	7.35 millimeters (0.29 inches)	7.9 millimeters (0.31 inches)
Size (width x height)	74.7 x 152.7 millimeters (2.94 x 6.01 in)	69.1 x 151.7 millimeters (2.72 x 5.97 in)
Weight	158 grams (5.53 ounces)	163 grams (5.71 ounces)
Build, materials	feature not registered	Aluminum frame, glass front/back
Protection against water and others	Not supported	IP68 certified: water-resistant up to 1.5 meters for 30min and dust-resistant
📲 Display
	OnePlus 3T (128GB)	Galaxy S20 5G (SC-51A)
Display type	Optic AMOLED	Dynamic AMOLED
Screen size	5.5" inches	6.2" inches
Screen-to-body ratio	~73.1% (screen-to-body ratio)	~88.5% (screen-to-body ratio)
Display resolution	1080x1920 pixels	1440x3200 pixels (20:9)
Touchscreen	Capacitive Multitouch	Capacitive Multitouch 10-points
Pixel density (dot pitch)	401 PPI	566 PPI
Colors	16 million	16 million
Scratch-resistant glass	Gorilla Glass 4	Gorilla Glass 6
Refresh rate	feature not registered	120Hz
Display features	feature not registered	HDR10+ Always-On Display 120Hz@FHD 60Hz@QHD
🤖 Operating System
	OnePlus 3T (128GB)	Galaxy S20 5G (SC-51A)
System version	Android 6.0.1 Marshmallow	Android 10
Firmware update	feature not registered	Android 13
User Interface	feature not registered	One UI 2.5 / 3.1 / 4.1 / 5.0
⚙️ Processor
	OnePlus 3T (128GB)	Galaxy S20 5G (SC-51A)
Chipset	64bit: Qualcomm Snapdragon 821 MSM8996 (14nm)	64bit: Qualcomm Snapdragon 865 (SM8250) (7nm)
CPU	Quad-core, 2 processors: 2x 2.35GHz Kryo (Dual-core) 2x 1.6GHz Kryo (Dual-core)	Octa-core, 3 processors: 1x 2.84GHz Kryo 585 (Single-core) 3x 2.42GHz Kryo 585 (Triple-core) 4x 1.8GHz Kryo 585 (Quad-core)
GPU graphical controller	Qualcomm Adreno 530	Qualcomm Adreno 650 (250-587MHz)
Performance (benchmark)	feature not registered	feature not registered
💽 Memory and storage
	OnePlus 3T (128GB)	Galaxy S20 5G (SC-51A)
RAM memory	6GB LPDDR4	12GB LPDDR5
Internal storage	128GB (114GB available)	128GB (104GB available) UFS 3.0
External storage	Not supported	Until 1TB microSD, microSDXC (dedicated slot)
📶 Mobile networks
	OnePlus 3T (128GB)	Galaxy S20 5G (SC-51A)
Dual-SIM	Dual-SIM Standby - Call active on one sim card	Dual-SIM Standby - Call active on one sim card (dedicated slot)
SIM card	2 slots (Dual-SIM) nano-SIM (4FF)	1 slot (Single-SIM) nano-SIM (4FF) + e-SIM
Maximum Download / Upload	300/50 Mbps	5000/1024 Mbps
Network technology	2G, 3G, 4G	2G, 3G, 4G, 5G
Frequency, bands	Expand band details Collapse details
GSM MHz band	Quad-Band 850/900/1800/1900	Quad-Band 850/900/1800/1900
Primary 2G network	GSM 850/900/1800/1900	GSM 850/900/1800/1900
Primary 3G network	North America model: CDMA2000 EV-DO UMTS 850/900/1700/1900/2100 Europe/Asia model: UMTS 850/900/1900/2100 China model: CDMA2000 EV-DO TD-SCDMA 1900/2000 UMTS 850/900/1900/2100	UMTS 800/850/900/1700/1900/2100
Primary 4G network	LTE Cat6 North America model: LTE (Bands 1,2,4,5,7,8,12,17,30) Europe/Asia model: LTE (Bands 1,3,5,7,8,20) TD-LTE (Bands 38,40) China model: LTE (Bands 1,3,5,7,8) TD-LTE (Bands 38,39,40,41)	LTE Cat20 (1, 3, 4, 5, 7, 12, 13, 19, 20, 21, 28) TD-LTE (38, 39, 40, 41, 42) VoLTE
Primary 5G network	Not supported	SA/NSA/Sub6 (78, 79)
Primary data network	GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, TD-SCDMA, UMTS, TD-HSDPA, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A	GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA
Secondary 2G network	GSM 850/900/1800/1900	Not supported
Secondary 3G network	Not supported	Not supported
Secondary 4G network	Not supported	Not supported
Secondary data network	GPRS, EDGE	Not supported
📷 Camera
	OnePlus 3T (128GB)	Galaxy S20 5G (SC-51A)
Back camera (main camera)	16 megapixels	(triple camera) 12.2 megapixels 64MP telephoto f/2.029mm1/1.72"0.8µmPDAFOIS1.1x-optical-zoom 12MP ultrawide f/2.213mm1.4µmSuper-Steady-video
Main camera resolution	4608x3456 pixels	4032x3024 pixels
Video recording (primary)	4K UHD (3840x2160) 30 fps	8K UHD (7680x4320) 24 fps
Flash	LED flash	LED flash
Focal aperture	f/2.0 (aperture)	f/1.8 (aperture)
Focal length	feature not registered	26mm lens
Sensor size	1/2.8" inches	1/1.76" inches
Pixel size	1.12µm pixel	1.8µm pixel
Autofocus	PDAF: phase detection autofocus	PDAF: phase detection autofocus on both cameras
Touch focus	Supported	Supported
Image stabilization	OIS: Optical stabilization	OIS: Optical stabilization
Zoom	Only digital zoom	Digital and optical zoom
Face/smile detection	Face detection, Smile detection	Face detection, Smile detection
BSI sensor	Not supported	Supported
HDR	HDR photo/video on both cameras	HDR photo/video on both cameras
Camera extras	feature not registered	4K@60fps 1080p@240fps 720p@960fps
📸 Front camera
	OnePlus 3T (128GB)	Galaxy S20 5G (SC-51A)
Front camera (secondary)	16 megapixels	10 megapixels
Front camera resolution	4608x3456 pixels	3872x2592 pixels
Video recording (secondary)	Full HD (1920x1080)	4K UHD (3840x2160)
Front flash	Not supported	Not supported
Focal aperture	f/2.0 (aperture)	f/2.2 (aperture)
Focal length	feature not registered	26mm lens
Sensor size	feature not registered	1/3.2" inches
Pixel size	1µm pixel	1.22µm pixel
🔉 Sound and multimedia
	OnePlus 3T (128GB)	Galaxy S20 5G (SC-51A)
Loudspeaker	Supported	Stereo sound 32-bit/384kHz Dolby Atmos Tuned by AKG
Active noise cancellation	2 microphones or more	2 microphones or more
Radio	Not supported	FM
TV	Not supported	Not supported
Video formats	MP4, H.265, H.264, H.263, DivX, XviD, MKV, WMV	MP4, H.265, H.264, H.263, XviD, MKV
Audio formats	MP3, WAV, WMA, eAAC+, FLAC	MP3, WAV, WMA, eAAC+, FLAC
🔌 Connectivity
	OnePlus 3T (128GB)	Galaxy S20 5G (SC-51A)
USB	USB 2.0 Type-C reversible connector	USB 3.2 Type-C, USB OTG On-The-Go
Audio output	3.5mm jack	Type-C reversible connector
TV output	Not supported	USB Type-C (reversible)
Bluetooth	4.2 + A2DP	5.0 + A2DP/LE
WiFi	802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot	802.11 a/b/g/n/ac/ax [wifi6] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot
DLNA	Supported	Supported
GPS	A-GPS, GeoTagging, GLONASS, BeiDou	A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou
NFC	Supported	Supported
Infrared port	Not supported	Not supported
🧭 Sensors
	OnePlus 3T (128GB)	Galaxy S20 5G (SC-51A)
Sensors	Accelerometer Ambient light sensor Compass Fingerprint sensor Gesture Gyroscope Hall effect Proximity sensor	Accelerometer Ambient light sensor ANT+ Barometer Compass Face unlock Fingerprint sensor (under display) Gesture Gyroscope Hall effect Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	OnePlus 3T (128GB)	Galaxy S20 5G (SC-51A)
Battery type	LiPo: li-ion polymer (Non removable) 5V 4A	LiPo: li-ion polymer (Non removable)
Battery capacity	3400 mAh	4000 mAh
Charger, watts	Wired charging	25W Wired fast charging USB Power Delivery 3.0
Inductive / wireless charging	feature not registered	15W Qi wireless charging (Qi/PMA) 9W Reverse wireless charging
Talk time autonomy	feature not registered	20 hours
Standby	feature not registered	feature not registered
➕ Other features
	OnePlus 3T (128GB)	Galaxy S20 5G (SC-51A)
Call control	Voice dialing, Voice recorder, Voice commands	Voice dialing, Voice recorder, Voice commands
Messaging	SMS (T9), MMS, E-mail, Push mail	SMS (T9), MMS, E-mail, Push mail
Hands-free calling	Supported	Supported
Video calling	Supported	Supported
Ringtones	Polyphonic and customized	Polyphonic and customized
Web browser	HTML, XHTML, HTML5	HTML, XHTML, HTML5
Antenna	Internal antenna	Internal antenna
Qwerty physical keyboard	Not supported	Not supported
Miscellaneous	• Colors: Gunmetal • USB OTG On-The-Go • Aluminum body • OxygenOS 3.5 • LED notification (RGB) • Rear camera: Sony IMX298 sensor • Front camera: Samsung 3P8SP sensor • Slow motion 720p@120fps • Dash charge • Fast battery charging: 60% in 30min • Dirac HD Sound • Miracast • WiFi dual-band	• Colors: Cosmic Grey, Cloud Blue, Cloud Pink, Cloud White, Aura Red • Ultrasonic fingerprint sensor • Bixby • Samsung DeX • Samsung Pay (MST, NFC)
☢️ Radiation rate
	OnePlus 3T (128GB)	Galaxy S20 5G (SC-51A)
SAR 1.6W/kg (USA, Mexico, etc.)	feature not registered	1.596W/kg (head), 1.318W/kg (body)
SAR 2W/kg (Europe, UK, etc.)	feature not registered	0.488W/kg (head), 1.593W/kg (body)