In depth comparison and review of Samsung Galaxy Note20 Ultra 5G and ASUS Zenfone 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.
| DESIGN AND DIMENSIONS | Samsung Galaxy Note20 Ultra 5G | ASUS Zenfone 8 |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | SM-N986B/DS | ZS590KS | |
| Form Factor | Touch | Touch | |
| Height | 164.8 mm | 148 mm | Samsung Galaxy Note20 Ultra 5G has greater height than ASUS Zenfone 8. |
| Width | 77.2 mm | 68.5 mm | Samsung Galaxy Note20 Ultra 5G has greater width than ASUS Zenfone 8. |
| Depth | 8.1 mm | 8.9 mm | Samsung Galaxy Note20 Ultra 5G is narrower than Samsung Galaxy Note20 Ultra 5G. |
| Weight | 208 g | 169 g | ASUS Zenfone 8 is lighter than Samsung Galaxy Note20 Ultra 5G. |
| Body Colour | Mystic white | Mystic black | Mystic bronze | Obsidian black | |
| Protection | Dustproof, splashproof, water-resistant | Drop-proof, water-resistant, dust-resistant | |
| Waterproof (Water-resistant) | Yes | Yes | Both phones are waterproof. |
| IP rating | IP68 | IP68, IP65 | |
| SAR Value | 1.47 W/kg (body), 0.338 W/kg (head), 3.29 W/kg (limb) | 1.582 W/kg (body), 1.412 W/kg (head), 3.498 W/kg (limb) | |
| Integrated Components | Heart rate sensor | FM radio | |
| Connector Type | USB Type-C - 24 pin USB-C | USB Type-C - 24 pin USB-C Headset jack - mini-phone 3.5mm |
|
| 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 Note20 Ultra 5G | ASUS Zenfone 8 |
|---|
| Display Type | OLED display | OLED display | |
|---|---|---|---|
| Display Technology | Infinity-O Dynamic AMOLED 2X | AMOLED | |
| Screen Size (Display Size) | 6.9" | 5.9" | Samsung Galaxy Note20 Ultra 5G has larger screen size than ASUS Zenfone 8. |
| Screen Resolution (Display Resolution) | 3088 x 1440 pixels | 2400 x 1080 pixels | Samsung Galaxy Note20 Ultra 5G has better screen resolution than ASUS Zenfone 8. |
| Display Format | QHD+ | Full HD+ | |
| Pixel Density | 496 ppi | - | |
| Aspect Ratio | - | 20:9 | |
| Max Brightness | - | 1100 cd/m² | |
| Colour Depth | 16.7 million colours | - | |
| HDR | Yes | Yes | Both phones have HDR. |
| HDR Technology | HDR10+ | HDR10+ | |
| Display Enhancement Technology | - | DC Dimming | |
| Display Refresh Rate | 120 Hz | 120 Hz | Both phones have the same refresh rate. |
| Touch Sampling Rate | - | 240 Hz | |
| Display Features | Edge Screen, AOD(Always On Display), Edge Lighting, Video Wallpaper | Always-on display, Glove Touch, Delta-E < 1, 107% NTSC, 151.9% sRGB, 112% DCI-P3 | |
| Display Protection (Screen Protector) | - | Corning Gorilla Glass Victus (scratch resistant glass) |
| PROCESSOR | Samsung Galaxy Note20 Ultra 5G | ASUS Zenfone 8 |
|---|
| Processor Type (CPU) | Samsung | Qualcomm Snapdragon 888 5G | |
|---|---|---|---|
| Clock Speed | 2.73 GHz | 2.842 GHz | ASUS Zenfone 8 has higher clock speed than Samsung Galaxy Note20 Ultra 5G. |
| Processor Core Qty | 8-core | 8-core | Both phones have the same number of phone cores. |
| 64-bit Architecture | Yes | - | Samsung Galaxy Note20 Ultra 5G has 64-bit architecture. |
| Graphics System (GPU) | - | Qualcomm ADRENO 660 |
| MEMORY | Samsung Galaxy Note20 Ultra 5G | ASUS Zenfone 8 |
|---|
| RAM | LPDDR5 SDRAM - 12 GB | LPDDR5 SDRAM - 8 GB | Samsung Galaxy Note20 Ultra 5G has more RAM than ASUS Zenfone 8. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 256 GB | 128 GB | Samsung Galaxy Note20 Ultra 5G has more internal memory than ASUS Zenfone 8. |
| User Memory | 221.6 GB | - | |
| Memory Interface | - | UFS 3.1 | |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSDXC - up to 1 TB | - |
| CAMERA | Samsung Galaxy Note20 Ultra 5G | ASUS Zenfone 8 |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 3 | 2 | |
|---|---|---|---|
| Sensor Resolution | 108 Megapixel | 64 Megapixel | Samsung Galaxy Note20 Ultra 5G has better camera resolution than ASUS Zenfone 8. |
| Sensor Size | 1/1.33" | 1/1.7" | ASUS Zenfone 8 has better camera sensor size than Samsung Galaxy Note20 Ultra 5G. |
| Sensor Name | - | Sony Exmor RS IMX686 sensor | |
| Lens Type | Wide-angle lens | Wide-angle lens | |
| Lens Aperture | F/1.8 | F/1.8 | Both phones have the same camera lens aperture. |
| Field of View (FoV) | 79 degree(s) | 78.3 degree(s) | Samsung Galaxy Note20 Ultra 5G has larger lens field of view than ASUS Zenfone 8. |
| Pixel Size | 0.8 μm | 1.6 μm | ASUS Zenfone 8 has larger camera pixel size than Samsung Galaxy Note20 Ultra 5G. |
| Optical Image Stabiliser (OIS) | Optical Image Stabiliser (OIS) | Optical Image Stabiliser (OIS) | Both phones have optical image stabilization. |
| Focus Adjustment | Automatic | - | |
| Laser Auto Focus | Yes | - | |
| Minimum Focal Length (Focal Distance) | - | 26.6 mm | |
| Optical Zoom | 5x | - | |
| Digital Zoom | 50x | - | |
| Self-Timer Delay | Yes | - | |
| Special Effects | HDR, Grid Line | - | |
| Camera Modes | Panorama, Slow motion mode, HYPERLAPSE, Live Focus mode, Super Slow-mo, Flowers, Greenery, Trees, Sky, Beaches, Watersides, Snow, Backlit, Text, Motion Photos, 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, Pro Video | Slow motion video, Time-lapse mode, Pro mode | |
| Face Recognition (Face ID) | Face detection | - | Samsung Galaxy Note20 Ultra 5G has face detection. |
| Light Source | High CRI LED flash | 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, 1920 x 1080 (1080p) at 120 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, 1280 x 720 (720p) at 30 fps, 3840 x 2160 (4K) at 30 fps, 3840 x 2160 (4K) at 60 fps, Slo-mo video 1920 x 1080 (1080p) at 240 fps, Slo-mo video 1280 x 720 (720p) at 480 fps, 7680 x 4320 (8K) at 24 fps, Slo-mo video 3840 x 2160 (4K) at 120 fps | |
| Camera Features (Functions) | Quick Launch, Playback zoom, Phase Detect Auto-Focus (PDAF), blink detection, VDIS (Video Digital Image Stabilisation), Tracking AF, Video location tags, location tags, Hyperlapse video support 1080p, Scene Optimiser, Full view, Flaw detection, Shot suggestions, blur detection, HDR10+ recording, Floating shutter button, Super steady, Zoom-In Mic, Space Zoom, Take 33MP still photos while playing 8K video, AR Doodle, 50x Super Resolution Zoom, HEVC (High Efficiency Video coding) support, Microphone Control (Pro Video only) | Phase Detect Auto-Focus (PDAF), 3-axis electronic image stabilisation, 4-axis optical image stabilisation, Motion tracking, Quad Bayer technology, 2x1 On-Chip Lens (OCL) |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | 12 Megapixel | 12 Megapixel | Both phones have the same second camera resolution. |
|---|---|---|---|
| Sensor Size (2nd Camera) | - | 1/2.55" | |
| Sensor Name (2nd Camera) | - | Sony Exmor RS IMX363 sensor | |
| Lens Type (2nd Camera) | Telephoto lens | Ultra wide-angle lens | |
| Lens Aperture (2nd Camera) | F/3.0 | F/2.2 | ASUS Zenfone 8 has better second camera lens aperture than Samsung Galaxy Note20 Ultra 5G. |
| Field of View (2nd Camera) | 20 degree(s) | - | |
| Pixel Size (2nd Camera) | 1 μm | 1.4 μm | ASUS Zenfone 8 has larger second camera pixel size than Samsung Galaxy Note20 Ultra 5G. |
| Focal Length Equivalent to 35mm Camera | - | 14.3 | |
| Camera Features (2nd Camera) | - | Real-time distortion correction, 4cm macro photography, Dual Phase Detect Auto-Focus (PDAF) |
| THIRD CAMERA |
|---|
| Sensor Resolution (3rd Camera) | 12 Megapixel | - | |
|---|---|---|---|
| Lens Type (3rd Camera) | Ultra wide-angle lens | - | |
| Lens Aperture (3rd Camera) | F/2.2 | - | |
| Field of View (3rd Camera) | 120 degree(s) | - | |
| Pixel Size (3rd Camera) | 1.4 μm | - |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 10 Megapixel | 12 Megapixel | ASUS Zenfone 8 has better front camera resolution than Samsung Galaxy Note20 Ultra 5G. |
| Sensor Name (Front) | - | Sony Exmor RS IMX663 sensor | |
| Lens Aperture (Front) | F/2.2 | F/2.4 | Samsung Galaxy Note20 Ultra 5G has better front lens aperture than Samsung Galaxy Note20 Ultra 5G. |
| Field of View (Front) | 80 degree(s) | - | |
| Pixel Size (Front) | 1.22 μm | 1.22 μm | Both phones have the same front camera pixel size. |
| Focus Adjustment | Automatic | Automatic | |
| Camera Modes (Front) | Timer mode, wide selfie mode, selfie mode, Live Focus mode, AR Emoji, selfie focus, Live focus video | Portrait | |
| Camera Features (Front) | Dual Pixel AF | Dual Pixel technology, EIS video stabilisation, Dual Phase Detect Auto-Focus (PDAF) |
| BATTERY AND CHARGING | Samsung Galaxy Note20 Ultra 5G | ASUS Zenfone 8 |
|---|
| Battery Capacity (Battery Size) | 4500 mAh | 4000 mAh | Samsung Galaxy Note20 Ultra 5G has larger battery capacity than ASUS Zenfone 8. |
|---|---|---|---|
| Fast Charging Technology | Qualcomm Quick Charge 2.0, Adaptive Fast Charging, Power Delivery 3.0 | Qualcomm Quick Charge 4.0, Power Delivery 3.0 | Both phones have fast charging technology. |
| Wireless Charging | Yes | - | Samsung Galaxy Note20 Ultra 5G can be charged wirelessly. |
| Wireless Charging Standards | WPC, Fast Wireless Charging 2.0, Wireless PowerShare | - | |
| Talk Time | 1440 minutes | - | |
| Run Time Details | Active online usage (LTE): up to 15 hrs Active online usage (Wi-Fi): up to 16 hrs Playback (wireless video): up to 19 hrs Playback (wireless audio): up to 75 hrs Talk (4G): up to 1440 min |
- | |
| Battery Technology | Lithium Ion | - |
| CELLULAR | Samsung Galaxy Note20 Ultra 5G | ASUS Zenfone 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 | Android 11 | |
| User Interface | One UI 2.5 | ASUS ZenUI 8.0 | |
| Intelligent Assistant | Bixby | - | |
| Payment Technology | Samsung Pay | - | |
| Navigation | GPS, GLONASS, BeiDou, Galileo | GPS, GLONASS, BeiDou, Galileo, QZSS, NavIC |
| COMMUNICATIONS | Samsung Galaxy Note20 Ultra 5G | ASUS Zenfone 8 |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE, 5G NR FR1 | GPRS, EDGE, HSPA+, FDD-LTE, TDD-LTE, DC-HSPA+, Gigabit 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 3, Band 4, Band 5, Band 6, Band 8, Band 19 | |
| 3G UMTS Frequency | 2100, 1900, 1700, 850, 900 | 2100, 1900, 1800, 1700, 850, 800, 900, 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 17, Band 18, Band 19, Band 20, Band 26, Band 28, Band 34, Band 38, Band 39, Band 40, Band 41, Band 42 | |
| 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 700b, FDD 800 lower, FDD 800 upper, FDD 800 DD, FDD 850+, FDD 700 APT, TDD 2000, TDD 2600, TDD 1900, TDD 2300, TDD 2500, TDD 3500 | |
| 5G NR Band | N1, n3, n5, n7, n8, n28, n77, n78, n40 | N1, n2, n3, n5, n7, n8, n20, n28, n38, n77, n78, n12 | |
| 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 1900PCS, FDD 1800, FDD 850, FDD 2600, FDD 900, FDD 800, FDD 700APT, TDD TD 2600, TDD TD 3700, TDD TD 3500, n12 | |
| Wireless Interface | IEEE 802.11a/b/g/n/ac, IEEE 802.11a/b/g/n/ac/ax | IEEE 802.11a/b/g/n/ac/ax | |
| Bluetooth | Bluetooth 5.0 | Bluetooth 5.2 EDR | |
| Bluetooth Profiles | - | HFP, OPP, PAN, A2DP, AVRCP, HID | |
| NFC | Yes | Yes | Both phones have an NFC reader for mobile payments. |
| Modem | - | Snapdragon X60 5G | |
| Messaging Services | SMS, MMS | - |
| MEDIA | Samsung Galaxy Note20 Ultra 5G | ASUS Zenfone 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 | - | |
|---|---|---|---|
| Supported Digital Video Standards | MKV, FLV, AVI, WMV, ASF, 3GP, M4V, WebM, 3G2, MP4 | - | |
| Sound Enhancements | Dolby Digital Plus sound, Dolby Atmos sound technology, Surround sound, Acoustic Overload Point, stereo speakers tuned by AKG, Dolby Digital sound | Dirac HD Sound, ASUS Audio Wizard, Hi-Res audio certified, OZO Audio, Qualcomm aptX audio, Qualcomm aptX HD audio, Qualcomm aptX Adaptive | |
| Audio Amplifier | - | Dual Cirrus Logic CS35L45 |
| FEATURES | Samsung Galaxy Note20 Ultra 5G | ASUS Zenfone 8 |
|---|
| Phone Functions | Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert | - | |
|---|---|---|---|
| Sensors | Accelerometer, ambient light sensor, proximity sensor, barometer, gyro sensor, hall sensor, geomagnetic sensor | Accelerometer, ambient light sensor, proximity sensor, digital compass, G-sensor, gyroscope | |
| Security Devices | Fingerprint reader (under display), face recognition | Fingerprint reader (under display), face recognition | |
| Additional Phone Features | MIMO technology, Screen mirroring, Screen Write, Smart Select, Fast Charging, Samsung KNOX, High AOP Mic, Smart View, Live message, Screen off memo, Samsung DeX support, Bixby Vision, Secure Folder function, Dual Audio, Bixby Routines, Intelligent Performance Enhancer, AR Doodle, PENUP | MIMO technology, AudioWizard, One Hand Mode, ARCore, Triple internal microphones with ASUS Noise Reduction Technology, Multi-Magnet Stereo Speakers |
| OTHERS | Samsung Galaxy Note20 Ultra 5G | ASUS Zenfone 8 |
|---|
| Included Accessories | Power adapter, SIM card removal tool, USB-C cable, S Pen, Earphones (USB Type-C) with sound by AKG | SIM card removal tool, USB-C to USB-C cable, protective case, power adapter (30 W) | |
|---|---|---|---|
| Compliant Standards | VDE, IP68, HAC (Hearing Aid Compatible), SGS | IP68, IP65, SGS Eye Care Display Certification, SGS Seamless Pro 120Hz Certification | |
| Max Depth of Water Resistance | 1.5 m | - | |
| Max Height of Shock Resistance | - | 2 m |
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