Samsung Galaxy S20 Ultra 5G (SM-G988B/DS) vs Asus ROG Phone 3 Strix (128GB/12GB)

Side by side comparison between Samsung Galaxy S20 Ultra 5G vs Asus ROG Phone 3 Strix phones, differences, pros, cons with full specifications. What's the better?

8/12/2020 10:51 PM, updated: 9/21/2020 11:31 PM

Compare Asus ROG Phone 3 Strix XSamsung Galaxy S20 Ultra 5G (SM-G988B/DS)22Points

Specifications Compare Models

6.9"
AMOLED

1440x3200

108
MP

40mp

12GB
RAM

64bit Octa

5000
mAh

(Non removable)

06PointsAsus ROG Phone 3 Strix (128GB/12GB)Compare Samsung Galaxy S20 Ultra 5G X

Specifications Compare Models Pictures

6.59"
AMOLED

1080x2340

64
MP

24mp

12GB
RAM

64bit Octa

6000
mAh

(Non removable)

What's the better phone? Samsung Galaxy S20 Ultra 5G (SM-G988B/DS)

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!

22 Advantages Samsung Galaxy S20 Ultra 5G (SM-G988B/DS)	vs	6 Advantages Asus ROG Phone 3 Strix (128GB/12GB)
+Until 1TB microSD, microSDXCAdvantage More external storage for files using memory cards	vs	Not supported
+222 grams (7.77 ounces)8% Lighter	vs	240 grams (8.4 ounces)
+8.8 millimeters (0.35 inches)12% Thinner	vs	9.85 millimeters (0.39 inches)
+Dynamic AMOLEDAdvantage Dynamic AMOLED display is brighter and more vivid	vs	AMOLED
+1440x3200 pixels82% Higher resolution screen	vs	1080x2340 pixels
+509 PPI30% Crisper display of text, images and videos because it has more pixels per inch (ppi)	vs	391 PPI
+6.9"5% Larger screen	vs	6.59"
+(quad camera) 108MP + 48MP + 12MP + 0.3MP105% Higher resolution main camera	vs	(triple camera) 64MP + 13MP + 5MP
+Digital and optical zoomAdvantage The zoom allows for better focus and approach to take pictures	vs	Only digital zoom
+OIS: Optical stabilizationAdvantage Image stabilization prevents blurry photos and helps in recording motion video	vs	EIS: Digital stabilization
+BSI sensorAdvantage The BSI sensor allows the entry of more light generating photos with more detail and brightness	vs	Not supported
+1/1.33" inches29% The larger sensor camera lets you take photos with better depth.	vs	1/1.72" inches
+(front) 40MP68% Higher resolution secondary camera to take pictures and selfies	vs	(front) 24MP
+(front) 4K UHD (3840x2160)3 times More image quality for recording videos with the secondary camera	vs	(front) Full HD (1920x1080)
+BarometerAdvantage Sensors help you use the device	vs	Not supported
+ANT+Advantage Sensors help you use the device	vs	Not supported
+45W50% More power (watts) to charge the battery faster. Sometimes, the charger that comes with the device doesn't have the same power supported by the device. Check before you buy it.	vs	30W
+Qi wireless charging (Qi/PMA)Advantage Wireless charging is another way to charge the battery.	vs	Not supported
+2 slots (Dual-SIM) + e-SIM (Eletronic) (hybrid slot/shares the same microSD slot)Advantage More SIM card slots. You can choose more carriers.	vs	2 slots (Dual-SIM)
+DLNAAdvantage With DLNA technology you can access and play media files on TV, tablet or DLNA compatible device.	vs	Not supported
+USB 3.2 Type-C, USB OTG On-The-GoAdvantage Newer and faster USB version for transferring photos, mp3 or data.	vs	USB 3.1 Type-C, USB OTG On-The-Go
+IP68 certifiedAdvantage Protection against water allows you talk to your friends in the rain, for example	vs	Not supported
2.73Ghz 64bit Octa-Core	vs	+2.84Ghz 64bit Octa-Core3% More powerful processor, you can open your applications faster
UFS 3.0	vs	+UFS 3.1Advantage Fastest write and read storage.
120Hz	vs	+144Hz20% The display reproduces more frames per second because the frequency (Hertz) is higher, improves fluidity and tires your eyes less.
16 million	vs	+1 billion62 times More colors on the screen is better quality images and videos
5000 mAh	vs	+6000 mAh20% Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
5.0 + A2DP/LE	vs	+5.1 + A2DP/LEAdvantage Bluetooth 5.1 + A2DP/LE is newer and faster

32 Common items in both devices

12GB LPDDR5

128GB (104GB available) / 128GB (100GB available)

Aluminum frame, glass front/back

HDR10+

LED flash

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

HDR photo/video on both cameras / HDR photo on both cameras

+25 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

Physical features	Samsung Galaxy S20 Ultra 5G (SM-G988B/DS)	Asus ROG Phone 3 Strix (128GB/12GB)
Model	Galaxy S20 Ultra 5G (SM-G988B/DS)	ROG Phone 3 Strix (128GB/12GB)
Other model names	Galaxy S20 Ultra 5G SM-G988B/Dual-Sim (Snapdragon, 12GB RAM)	Asus ROG Phone 3 ZS661KS Strix edition (12GB RAM)
Country or region available	(Global, International)	(Global, International)
Brand	Samsung	Asus
Release date	March, 2020	July, 2020
Depth	8.8 millimeters (0.35 inches)	9.85 millimeters (0.39 inches)
Size (width x height)	76 x 166.9 millimeters (2.99 x 6.57 in)	78 x 171 millimeters (3.07 x 6.73 in)
Weight	222 grams (7.77 ounces)	240 grams (8.4 ounces)
Qwerty physical keyboard	Not supported	Not supported
Antenna	Internal antenna	Internal antenna
Build, materials	Aluminum frame, glass front/back	Aluminum frame, glass front/back
Protection against water and others	IP68 certified: dust proof and waterproof over 1.5 meter and 30min	Not supported
System (OS)	Samsung Galaxy S20 Ultra 5G (SM-G988B/DS)	Asus ROG Phone 3 Strix (128GB/12GB)
Operating system	Android 10	Android 10
Firmware update	feature not registered	feature not registered
Hardware	Samsung Galaxy S20 Ultra 5G (SM-G988B/DS)	Asus ROG Phone 3 Strix (128GB/12GB)
Chipset	64bit - Samsung Exynos 990 (7nm)	64bit - Qualcomm Snapdragon 865 SM8250 (7nm)
CPU processor	Octa-Core, 3 processors: 2.73Ghz Dual-Core Mongoose M5 2.5Ghz Dual-Core ARM Cortex-A76 2Ghz Quad-Core ARM Cortex-A55	Octa-Core, 3 processors: 2.84Ghz Single-Core Kryo 585 2.42Ghz 3-Cores Kryo 585 1.8Ghz Quad-Core Kryo 585
GPU graphical controller	ARM Mali-G77 MP11	Qualcomm Adreno 650
RAM memory	12GB LPDDR5	12GB LPDDR5
Internal storage	128GB (104GB available) UFS 3.0	128GB (100GB available) UFS 3.1
External storage	Until 1TB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot)	Not supported
Display	Samsung Galaxy S20 Ultra 5G (SM-G988B/DS)	Asus ROG Phone 3 Strix (128GB/12GB)
Display type	Dynamic AMOLED	AMOLED
Screen size	6.9" inches	6.59" inches
Screen-to-body ratio	~90.6% (screen-to-body ratio)	~79.9% (screen-to-body ratio)
Display resolution	1440x3200 pixels (20:9)	1080x2340 pixels (19.5:9)
Touchscreen	Capacitive Multitouch 10-points	Capacitive Multitouch 10-points
Pixel density (dot pitch)	509 PPI	391 PPI
Colors	16 million	1 billion
Scratch-resistant glass	Gorilla Glass 6	Gorilla Glass 6
Display features	120Hz, HDR10+	144Hz, 650 nits, HDR10+
Mobile networks	Samsung Galaxy S20 Ultra 5G (SM-G988B/DS)	Asus ROG Phone 3 Strix (128GB/12GB)
Dual-SIM	Dual-SIM Standby - Call active on one sim card (hybrid slot/shares the same microSD slot)	Dual-SIM Standby - Call active on one sim card
SIM card	2 slots (Dual-SIM) nano-SIM (4FF) + e-SIM	2 slots (Dual-SIM) nano-SIM (4FF)
Maximum download/upload	5000/200 Mbps	5000/150 Mbps
Network technology	2G, 3G, 4G, 5G	2G, 3G, 4G, 5G
Frequency, bands	Expand band detailsCollapse details
GSM Mhz band	Quad-Band 850/900/1800/1900	Quad-Band 850/900/1800/1900
Primary 2G network	GSM 850/900/1800/1900	CDMA 800, GSM 850/900/1800/1900
Primary 3G network	UMTS 850/900/1700/1900/2100	CDMA2000 1xEV-DO TD-SCDMA 1900/2000 UMTS 850/900/1700/1900/2100
Primary 4G network	LTE Cat20 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 32, 66) TD-LTE (38, 39, 40, 41) VoLTE	LTE Cat20 (1, 2, 3, 4, 5, 7, 8, 20, 28) TD-LTE (34, 38, 39, 40, 41) VoLTE
Primary 5G network	SA/NSA/Sub6 (1, 3, 5, 7, 8, 28, 40, 77, 78)	SA/NSA (41, 77, 78, 79)
Primary data network	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, 5G SA/NSA	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, 5G SA/NSA
Secondary 2G network	GSM 850/900/1800/1900	GSM 850/900/1800/1900
Secondary 3G network	Not supported	Not supported
Secondary 4G network	Not supported	Not supported
Secondary data network	GPRS, EDGE	GPRS, EDGE
Calling	Samsung Galaxy S20 Ultra 5G (SM-G988B/DS)	Asus ROG Phone 3 Strix (128GB/12GB)
Messaging	SMS (T9), MMS, E-mail, Push mail	SMS (T9), MMS, E-mail, Push mail
Speakerphone	Supported	Supported
Video calling	Supported	Supported
Call control	Voice dialing, Voice recorder, Voice commands	Voice dialing, Voice recorder, Voice commands
Camera	Samsung Galaxy S20 Ultra 5G (SM-G988B/DS)	Asus ROG Phone 3 Strix (128GB/12GB)
Back camera (main camera)	(quad camera) 108 megapixels 48MP periscope telephotof/3.5103mm1/2.0"0.8µmPDAFOIS4x-optical-zoom10x-hybrid-zoom 12MP ultrawidef/2.213mm1.4µmSuper-Steady-video 0.3MP TOF 3Df/1.0	(triple camera) 64 megapixels 13MP ultrawidef/2.4125º11mm 5MP macrof/2.0
Main camera resolution	12000x9000 pixels	10120x6328 pixels
Video recording (primary)	8K UHD (7680x4320) 24 fps	8K UHD (7680x4320) 30 fps
Flash	LED flash	LED flash
Focal aperture	f/1.8 (aperture)	f/1.8 (aperture)
Focal length	26mm lens	26mm lens
Sensor size	1/1.33" inches	1/1.72" inches
Pixel size	0.8µm pixel	0.8µm pixel
Autofocus	PDAF: phase detection autofocus on both cameras	PDAF: phase detection autofocus
Touch focus	Supported	Supported
Image stabilization	OIS: Optical stabilization	EIS: Digital stabilization
Zoom	Digital and optical zoom	Only digital zoom
Face/smile detection	Face detection, Smile detection	Face detection, Smile detection
BSI sensor	Supported	Not supported
HDR	HDR photo/video on both cameras	HDR photo on both cameras
2ª camera	Samsung Galaxy S20 Ultra 5G (SM-G988B/DS)	Asus ROG Phone 3 Strix (128GB/12GB)
Front camera (secondary)	40 megapixels	24 megapixels
Front camera resolution	7296x5472 pixels	5632x4224 pixels
Video recording (secondary)	4K UHD (3840x2160)	Full HD (1920x1080)
Front flash	Not supported	Not supported
Focal aperture	f/2.2 (aperture)	f/2.0 (aperture)
Focal length	26mm lens	27mm lens
Sensor size	feature not registered	feature not registered
Pixel size	0.7µm pixel	0.9µm pixel
Multimedia	Samsung Galaxy S20 Ultra 5G (SM-G988B/DS)	Asus ROG Phone 3 Strix (128GB/12GB)
Radio	Not supported	Not supported
TV	Not supported	Not supported
Video formats	MP4, H.265, H.264, H.263, XviD, MKV	MP4, H.265, H.264, H.263, XviD, MKV
Audio formats	MP3, WAV, WMA, eAAC+, FLAC	MP3, WAV, WMA, eAAC+, FLAC
Connectivity	Samsung Galaxy S20 Ultra 5G (SM-G988B/DS)	Asus ROG Phone 3 Strix (128GB/12GB)
USB	USB 3.2 Type-C, USB OTG On-The-Go	USB 3.1 Type-C, USB OTG On-The-Go
TV output	USB Type-C (reversible)	USB Type-C (reversible)
Audio output	Type-C reversible connector	Type-C jack with 3.5mm jack adapter
Bluetooth	5.0 + A2DP/LE	5.1 + A2DP/LE
WiFi	802.11 a/b/g/n/ac/ax (2.4Ghz, 5Ghz) Wifi6 + MIMO	802.11 a/b/g/n/ac/ax (2.4Ghz, 5Ghz) Wifi6 + MIMO
DLNA	Supported	Not supported
NFC	Supported	Supported
GPS	A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou	A-GPS, GeoTagging, GLONASS, GALILEO, QZSS
Infrared port	Not supported	Not supported
Other functions	Samsung Galaxy S20 Ultra 5G (SM-G988B/DS)	Asus ROG Phone 3 Strix (128GB/12GB)
Active noise cancellation	Supported	Supported
Vibrating alert	Supported	Supported
Ringtones	Polyphonic and customized	Polyphonic and customized
Web browser	HTML, XHTML, HTML5	HTML, XHTML, HTML5
Sensors	Accelerometer Proximity sensor Compass Ambient Light sensor Gyroscope Barometer Gesture Hall effect Face unlock Fingerprint sensor (under display) ANT+	Accelerometer Proximity sensor Compass Ambient Light sensor Gyroscope Gesture Hall effect Face unlock Fingerprint sensor (under display)
Other features	- Colors: Cosmic Black, Cosmic Grey, Cloud White - Ultrasonic fingerprint sensor - One UI 2 - Always-on display - 32-bit/384kHz audio - Dolby Atmos/AKG sound - Bixby - Samsung DeX - Samsung Pay (MST, NFC) - WiFi direct, hotspot	- Colors: Black glare - ROG UI (Republic Of Gamers) - Always-On display - DTS:X stereo speakers (2 amplifiers) - 24-bit/192kHz audio - AeroActive Cooler 3 - WiFi direct, hotspot
Power supply	Samsung Galaxy S20 Ultra 5G (SM-G988B/DS)	Asus ROG Phone 3 Strix (128GB/12GB)
Battery	LiPo: Li-Ion polymer (Non removable)	LiPo: Li-Ion polymer (Non removable)
Battery capacity	5000 mAh	6000 mAh
Charger, watts	45W Fast battery charging 15W Qi wireless charging (Qi/PMA) 9W Reverse wireless charging between devices USB Power Delivery 3.0	30W Fast battery charging 10W Reverse charging USB between devices Quick Charge 3/4 USB Power Delivery 3.0
Talk time autonomy	feature not registered	feature not registered
Standby	feature not registered	feature not registered
Radiation rate	Samsung Galaxy S20 Ultra 5G (SM-G988B/DS)	Asus ROG Phone 3 Strix (128GB/12GB)
SAR 1.6W/kg (USA, Mexico, etc.)	0.74W/kg (head) \| 1.12W/kg (body)	feature not registered
SAR 2W/kg (Europe, UK, etc.)	0.66W/kg (head) \| 1.557W/kg (body)	feature not registered