Asus Zenfone 8 (256GB/8GB) vs Samsung Galaxy Note 20 Ultra 5G (SM-N9860)

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Side by side comparison between Asus Zenfone 8 vs Samsung Galaxy Note 20 Ultra 5G phones, differences, pros, cons and full specifications. What's the better?

5/14/2021 3:41 PM, updated: 1/24/2023 7:02 AM

Compare Samsung Galaxy Note 20 Ultra 5G X Asus Zenfone 8 (256GB/8GB) 08Points

Specifications Compare Models Pictures

5.9"
AMOLED

1080x2400

64
MP

12mp

8GB
RAM

Octa-core

4000
mAh

(Non removable)

18Points Samsung Galaxy Note 20 Ultra 5G (SM-N9860) Compare Asus Zenfone 8 X

Specifications Compare Models Pictures

6.9"
AMOLED

1440x3088

108
MP

10mp

12GB
RAM

Octa-core

4500
mAh

(Non removable)

What's the better phone? Samsung Galaxy Note 20 Ultra 5G (SM-N9860)

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!

8 Advantages Asus Zenfone 8 (256GB/8GB)	vs	18 Advantages Samsung Galaxy Note 20 Ultra 5G (SM-N9860)
+2.84GHz 64bit Octa-core (5nm)6% More powerful processor, you can open your applications faster	vs	3.09GHz 64bit Octa-core (7nm)
+UFS 3.1Advantage Fastest write and read storage.	vs	UFS 3.0
+169 grams (5.92 ounces)23% Lighter	vs	208 grams (7.28 ounces)
+(front) 12MP20% Higher resolution secondary camera to take pictures and selfies	vs	(front) 10MP
+30W20% 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	25W
+3.5mm jackAdvantage Headsets with 3.5mm Jack size are more common and easy to find in stores	vs	Type-C reversible connector
+802.11 a/b/g/n/ac/ax [wifi6E/6]Advantage WiFi 802.11 a/b/g/n/ac/ax [wifi6E/6] is newer and faster	vs	802.11 a/b/g/n/ac/ax [wifi6]
+5.2 + A2DP/LEAdvantage Bluetooth 5.2 + A2DP/LE is newer and faster	vs	5.0 + A2DP/LE
8GB LPDDR5	vs	+12GB LPDDR550% 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
8.9 millimeters (0.35 inches)	vs	+8.1 millimeters (0.32 inches)10% Thinner
Aluminum frame, glass front/back	vs	+Stainless steel body, glass front/backAdvantage More resistant material
1080x2400 pixels	vs	+1440x3088 pixels72% Higher resolution screen
446 PPI	vs	+494 PPI11% Crisper display of text, images and videos because it has more pixels per inch (ppi)
5.9"	vs	+6.9"17% Larger screen
(dual camera) 64MP + 12MP	vs	+(triple camera) 108MP + 12MP + 12MP74% Higher resolution main camera
Only digital zoom	vs	+Digital and optical zoomAdvantage The zoom allows for better focus and approach to take pictures
1/1.73" inches	vs	+1/1.33" inches30% The larger sensor camera lets you take photos with better depth.
(5G SA/NSA) 2000 Mbps	vs	+(5G SA/NSA) 5000 Mbps150% 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	+UWB (Ultra Wideband)Advantage Sensors help you use the device
4000 mAh	vs	+4500 mAh13% Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
Not supported	vs	+Qi wireless charging (Qi/PMA)Advantage Wireless charging is another way to charge the battery.
Not supported	vs	+DLNAAdvantage With DLNA technology you can access and play media files on TV, tablet or DLNA compatible device.
USB 2.0 Type-C, USB OTG On-The-Go	vs	+USB 3.2 Type-C, USB OTG On-The-GoAdvantage Newer and faster USB version for transferring photos, mp3 or data.

32 Common items in both devices

256GB (228GB available) / 256GB (221GB available)

Super AMOLED / Dynamic AMOLED

HDR10+

120Hz

16 million

LED flash

PDAF: phase detection autofocus / PDAF: phase detection autofocus 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

📱 Model features
	Asus Zenfone 8 (256GB/8GB)	Galaxy Note 20 Ultra 5G (SM-N9860)
Change model		Choose the model
Model	Zenfone 8 (256GB/8GB)	Galaxy Note 20 Ultra 5G (SM-N9860)
Other model names	Asus Zenfone 8 (ZS590KS, ZS590KS-2A007EU)	三星Galaxy Note20 Ultra SM-N9860 Dual-SIM (Snapdragon)
Country or region available	(Global, International)	China, Hong Kong
Brand	Asus	Samsung
Release date	5/13/2021, Announced: 5/12/2021	8/21/2020, Announced: 8/5/2020
Depth	8.9 millimeters (0.35 inches)	8.1 millimeters (0.32 inches)
Size (width x height)	68.5 x 148 millimeters (2.7 x 5.83 in)	77.2 x 164.8 millimeters (3.04 x 6.49 in)
Weight	169 grams (5.92 ounces)	208 grams (7.28 ounces)
Build, materials	Aluminum frame, glass front/back	Stainless steel body, glass front/back
Protection against water and others	IP68 certified: water-resistant up to 1.5 meters for 30min and dust-resistant	IP68 certified: water-resistant up to 1.5 meters for 30min and dust-resistant
📲 Display
	Asus Zenfone 8 (256GB/8GB)	Galaxy Note 20 Ultra 5G (SM-N9860)
Display type	Super AMOLED	Dynamic AMOLED
Screen size	5.9" inches	6.9" inches
Screen-to-body ratio	~82.9% (screen-to-body ratio)	~92.5% (screen-to-body ratio)
Display resolution	1080x2400 pixels (20:9)	1440x3088 pixels
Touchscreen	Capacitive Multitouch 10-points	Capacitive Multitouch 10-points
Pixel density (dot pitch)	446 PPI	494 PPI
Colors	16 million	16 million
Scratch-resistant glass	Gorilla Glass Victus	Gorilla Glass Victus
Refresh rate	120Hz	120Hz
Display features	700nits[typ], 1100nits[peak] HDR10+ Always-On Display	1500nits[peak] HDR10+ Always-On Display 120Hz@FHD 60Hz@QHD
🤖 Operating System
	Asus Zenfone 8 (256GB/8GB)	Galaxy Note 20 Ultra 5G (SM-N9860)
System version	Android 11	Android 10
Firmware update	Android 13	Android 13
User Interface	ZenUI 8 / 9 / 10	One UI 2.5 / 3.1 / 4.1 / 5.0
⚙️ Processor
	Asus Zenfone 8 (256GB/8GB)	Galaxy Note 20 Ultra 5G (SM-N9860)
Chipset	64bit: Qualcomm Snapdragon 888 (SM8350) (5nm)	64bit: Qualcomm Snapdragon 865+ (SM8250-AB) (7nm)
CPU	Octa-core, 3 processors: 1x 2.84GHz Kryo 680 (Single-core) 3x 2.42GHz Kryo 680 (Triple-core) 4x 1.8GHz Kryo 680 (Quad-core)	Octa-core, 3 processors: 1x 3.09GHz Kryo 585 (Single-core) 3x 2.42GHz Kryo 585 (Triple-core) 4x 1.8GHz Kryo 585 (Quad-core)
GPU graphical controller	Qualcomm Adreno 660 (840MHz)	Qualcomm Adreno 650 (250-646MHz)
Performance (benchmark)	AnTuTu: 676001 (v8), 799738 (v9) Geekbench: 3604 (v5.1) GFXBench: 61fps (ES 3.1 onscreen)	AnTuTu: 508760 (v8) Geekbench: 2603 (v5.1) GFXBench: 42fps (ES 3.1 onscreen)
💽 Memory and storage
	Asus Zenfone 8 (256GB/8GB)	Galaxy Note 20 Ultra 5G (SM-N9860)
RAM memory	8GB LPDDR5	12GB LPDDR5
Internal storage	256GB (228GB available) UFS 3.1	256GB (221GB available) UFS 3.0
External storage	Not supported	Until 1TB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot)
📶 Mobile networks
	Asus Zenfone 8 (256GB/8GB)	Galaxy Note 20 Ultra 5G (SM-N9860)
Dual-SIM	Dual-SIM Standby - Call active on one sim card	Dual-SIM Standby - Call active on one sim card (hybrid slot/shares the same microSD slot)
SIM card	2 slots (Dual-SIM) nano-SIM (4FF)	2 slots (Dual-SIM) nano-SIM (4FF)
Maximum Download / Upload	2000/1024 Mbps	5000/1024 Mbps
Network technology	2G, 3G, 4G, 5G	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	UMTS 800/850/900/1700/1900/2100	TD-SCDMA 1900/2000 UMTS 850/900/1900/2100
Primary 4G network	LTE Cat20 VoLTE America version: LTE (1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 25, 26, 30, 66, 71) TD-LTE (34, 38, 39, 40, 41, 42) Global version: LTE (1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28) TD-LTE (34, 38, 39, 40, 41, 42)	LTE Cat20 (1, 2, 3, 4, 5, 7, 8, 12, 13, 18, 19, 20, 25, 26, 28) TD-LTE (34, 38, 39, 40, 41) VoLTE
Primary 5G network	America version: SA/NSA (1, 2, 3, 5, 7, 8, 12, 20, 25, 38, 40, 66, 71, 77, 78) Global version: SA/NSA (1, 2, 3, 5, 7, 8, 12, 20, 28, 38, 77, 78)	SA/NSA/Sub6 (41, 78, 79)
Primary data network	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA	GPRS, EDGE, TD-SCDMA, UMTS, TD-HSDPA, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA
Secondary 2G network	GSM 850/900/1800/1900	GSM 850/900/1800/1900
Secondary 3G network	UMTS 800/850/900/1700/1900/2100	UMTS 850/900/1900/2100
Secondary 4G network	LTE Cat20 VoLTE America version: LTE (1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 25, 26, 30, 66, 71) TD-LTE (34, 38, 39, 40, 41, 42) Global version: LTE (1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28) TD-LTE (34, 38, 39, 40, 41, 42)	LTE Cat20 (1, 2, 3, 4, 5, 7, 8, 12, 13, 18, 19, 20, 25, 26, 28) TD-LTE (34, 38, 39, 40, 41) VoLTE
Secondary data network	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A
📷 Camera
	Asus Zenfone 8 (256GB/8GB)	Galaxy Note 20 Ultra 5G (SM-N9860)
Back camera (main camera)	(dual camera) 64 megapixels 12MP ultrawide f/2.2112°14mm1/2.55"1.4µmPDAF	(triple camera) 108 megapixels 12MP periscope telephoto f/3.0120mm1.0µmPDAFOIS5x-optical-zoom50x-hybrid-zoom 12MP ultrawide f/2.2120°13mm1/2.55"1.4µm
Main camera resolution	10120x6328 pixels	12000x9000 pixels
Video recording (primary)	8K UHD (7680x4320) 24 fps	8K UHD (7680x4320) 24 fps
Flash	LED flash	LED flash
Focal aperture	f/1.8 (aperture)	f/1.8 (aperture)
Focal length	26mm lens	26mm lens
Sensor size	1/1.73" inches	1/1.33" inches
Pixel size	0.8µm pixel	0.8µm pixel
Autofocus	PDAF: phase detection autofocus	PDAF: phase detection autofocus on both cameras
Touch focus	Supported	Supported
Image stabilization	OIS (4-axis): 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	Supported	Supported
HDR	HDR photo/video on both cameras	HDR photo/video on both cameras
Camera extras	4K@120fps 1080p@240fps 720p@480fps	4K@60fps 1080p@240fps 720p@960fps
📸 Front camera
	Asus Zenfone 8 (256GB/8GB)	Galaxy Note 20 Ultra 5G (SM-N9860)
Front camera (secondary)	12 megapixels	10 megapixels
Front camera resolution	4000x3000 pixels	3872x2592 pixels
Video recording (secondary)	4K UHD (3840x2160)	4K UHD (3840x2160)
Front flash	Not supported	Not supported
Focal aperture	f/2.5 (aperture)	f/2.2 (aperture)
Focal length	28mm lens	26mm lens
Sensor size	1/2.93" inches	1/3.2" inches
Pixel size	1.22µm pixel	1.22µm pixel
🔉 Sound and multimedia
	Asus Zenfone 8 (256GB/8GB)	Galaxy Note 20 Ultra 5G (SM-N9860)
Loudspeaker	Stereo sound 32-bit/384kHz	Stereo sound 32-bit/384kHz Dolby Atmos Tuned by AKG
Active noise cancellation	2 microphones or more	2 microphones or more
Radio	FM	FM
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
	Asus Zenfone 8 (256GB/8GB)	Galaxy Note 20 Ultra 5G (SM-N9860)
USB	USB 2.0 Type-C, USB OTG On-The-Go	USB 3.2 Type-C, USB OTG On-The-Go
Audio output	3.5mm jack	Type-C reversible connector
TV output	USB Type-C (reversible)	USB Type-C (reversible)
Bluetooth	5.2 + A2DP/LE	5.0 + A2DP/LE
WiFi	802.11 a/b/g/n/ac/ax [wifi6E/6] (2.4GHz, 5GHz, 6GHz) + MIMO WiFi Direct, hotspot	802.11 a/b/g/n/ac/ax [wifi6] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot
DLNA	Not supported	Supported
GPS	A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS, NavIC	A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou
NFC	Supported	Supported
Infrared port	Not supported	Not supported
🧭 Sensors
	Asus Zenfone 8 (256GB/8GB)	Galaxy Note 20 Ultra 5G (SM-N9860)
Sensors	Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (under display) Gyroscope Hall effect Proximity sensor	Accelerometer Ambient light sensor ANT+ Barometer Compass Face unlock Fingerprint sensor (under display) Gyroscope Hall effect Proximity sensor UWB (Ultra Wideband)
Vibrating alert	Supported	Supported
🔋 Battery
	Asus Zenfone 8 (256GB/8GB)	Galaxy Note 20 Ultra 5G (SM-N9860)
Battery type	LiPo: li-ion polymer (Non removable)	Li-Ion: lithium-ion (Non removable)
Battery capacity	4000 mAh	4500 mAh
Charger, watts	30W Wired fast charging 5W Reverse charging by cable Quick Charge 4 USB Power Delivery 3.0	25W Wired fast charging USB Power Delivery 3.0
Inductive / wireless charging	Not supported	15W Qi wireless charging (Qi/PMA) 4.5W Reverse wireless charging
Talk time autonomy	feature not registered	feature not registered
Standby	feature not registered	feature not registered
➕ Other features
	Asus Zenfone 8 (256GB/8GB)	Galaxy Note 20 Ultra 5G (SM-N9860)
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: Obsidian Black, Horizon Silver	• Colors: Mystic Black, Mystic Bronze, Mystic White • Ultrasonic fingerprint sensor • Bixby • Samsung Wireless DeX • Samsung Pay (MST, NFC) • Stylus pen (Bluetooth integration)
☢️ Radiation rate
	Asus Zenfone 8 (256GB/8GB)	Galaxy Note 20 Ultra 5G (SM-N9860)
SAR 1.6W/kg (USA, Mexico, etc.)	feature not registered	feature not registered
SAR 2W/kg (Europe, UK, etc.)	feature not registered	feature not registered