Xiaomi Mi 9 (128GB/8GB) vs Samsung Galaxy Note 20 Ultra (SM-N985F/DS)
Side by side comparison between Xiaomi Mi 9 vs Samsung Galaxy Note 20 Ultra phones, differences, pros, cons and full specifications. What's the better?
,
6.39"
AMOLED
AMOLED
1080x2340
48
MP
MP
20mp
8GB
RAM
RAM
Octa-core
3300
mAh
mAh
(Non removable)
vs
6.9"
AMOLED
AMOLED
1440x3088
108
MP
MP
10mp
8GB
RAM
RAM
Octa-core
4500
mAh
mAh
(Non removable)
What's the better phone? Samsung Galaxy Note 20 Ultra (SM-N985F/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!
6 Advantages 
22 Advantages | 26 Common items in both devices |
| Super AMOLED / Dynamic AMOLED |
| 16 million |
| Digital and optical zoom |
| LDAF/PDAF: laser/phase detection autofocus / PDAF: phase detection autofocus on both cameras |
| HDR photo on both cameras / HDR photo/video on both cameras |
| f/1.8 (aperture) |
| 4G LTE-A |
| +19 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 Clear highlight📱 Model features | ||
| Xiaomi Mi 9 (128GB/8GB) | Galaxy Note 20 Ultra (SM-N985F/DS) | |
| Model | Xiaomi Mi 9 (128GB/8GB) | Galaxy Note 20 Ultra (SM-N985F/DS) |
| Other model names | 小米9, Xiaomi Mi9 (8GB RAM), M1902F1A, M1902F1G, M1902F1T | Galaxy Note20 Ultra 4G-LTE SM-N985F/Dual-SIM (Exynos) |
| Country or region available |  China |  (Global, International) |
| Brand | Xiaomi | Samsung |
| Release date | 3/1/2019 | 8/21/2020, Announced: 8/5/2020 |
| Depth | 7.61 millimeters (0.3 inches) | 8.1 millimeters (0.32 inches) |
| Size (width x height) | 74.67 x 157.5 millimeters (2.94 x 6.2 in) | 77.2 x 164.8 millimeters (3.04 x 6.49 in) |
| Weight | 173 grams (6.06 ounces) | 208 grams (7.28 ounces) |
| Build, materials | Aluminum frame, glass front/back | Stainless steel body, 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 | ||
| Xiaomi Mi 9 (128GB/8GB) | Galaxy Note 20 Ultra (SM-N985F/DS) | |
| Display type | Super AMOLED | Dynamic AMOLED |
| Screen size | 6.39" inches | 6.9" inches |
| Screen-to-body ratio | ~85.2% (screen-to-body ratio) | ~92.5% (screen-to-body ratio) |
| Display resolution | 1080x2340 pixels | 1440x3088 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch 10-points |
| Pixel density (dot pitch) | 403 PPI | 494 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass 6 | Gorilla Glass Victus |
| Refresh rate | feature not registered | 120Hz |
| Display features | feature not registered | 1500nits[peak] HDR10+ Always-On Display 120Hz@FHD 60Hz@QHD |
🤖 Operating System | ||
| Xiaomi Mi 9 (128GB/8GB) | Galaxy Note 20 Ultra (SM-N985F/DS) | |
| System version | Android 9.0 Pie | Android 10 |
| Firmware update | Android 10 | Android 13 |
| User Interface | feature not registered | One UI 2.5 / 3.1 / 4.1 / 5.0 |
⚙️ Processor | ||
| Xiaomi Mi 9 (128GB/8GB) | Galaxy Note 20 Ultra (SM-N985F/DS) | |
| Chipset | 64bit: Qualcomm Snapdragon 855 (SM8150) (7nm) | 64bit: Samsung Exynos 990 (7nm) |
| CPU | Octa-core, 3 processors: 1x 2.84GHz Kryo 485 (Single-core) 3x 2.42GHz Kryo 485 (Triple-core) 4x 1.78GHz Kryo 485 (Quad-core) | Octa-core, 3 processors: 2x 2.73GHz Mongoose M5 (Dual-core) 2x 2.5GHz ARM Cortex-A76 (Dual-core) 4x 2GHz ARM Cortex-A55 (Quad-core) |
| GPU graphical controller | Qualcomm Adreno 640 (585MHz) | ARM Mali-G77 MP11 (800MHz) |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Xiaomi Mi 9 (128GB/8GB) | Galaxy Note 20 Ultra (SM-N985F/DS) | |
| RAM memory | 8GB LPDDR4X | 8GB LPDDR5 |
| Internal storage | 128GB (109GB available) UFS 2.1 | 256GB (221GB available) UFS 3.0 |
| External storage | Not supported | Until 1TB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot) |
📶 Mobile networks | ||
| Xiaomi Mi 9 (128GB/8GB) | Galaxy Note 20 Ultra (SM-N985F/DS) | |
| 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 | 1024/150 Mbps | 2000/316 Mbps |
| Network technology | 2G, 3G, 4G | 2G, 3G, 4G |
| 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 | CDMA 800, GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Primary 3G network | CDMA2000 1xEV-DO TD-SCDMA 1900/2000 UMTS 850/900/1700/1900/2100 | UMTS 850/900/1700/1900/2100 |
| Primary 4G network | LTE Cat16/13 VoLTE Global version: LTE (Bands 1, 2, 3, 4, 5, 7, 8, 12, 20, 28) TD-LTE (Bands 38, 39, 40) China version: LTE (Bands 1, 2, 3, 4, 5, 7, 8, 12, 17) TD-LTE (Bands 34, 38, 39, 40, 41) | 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 |
| Primary 5G network | Not supported | Not supported |
| 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, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A |
| Secondary 2G network | GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Secondary 3G network | Not supported | UMTS 850/900/1700/1900/2100 |
| Secondary 4G network | Not supported | 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 |
| Secondary data network | GPRS, EDGE | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A |
📷 Camera | ||
| Xiaomi Mi 9 (128GB/8GB) | Galaxy Note 20 Ultra (SM-N985F/DS) | |
| Back camera (main camera) | (triple camera) 48 megapixels 16MP ultrawide f/2.213mm1/3.0"1.0µmPDAF 12MP telephoto f/2.254mm1/3.6"1.0µmPDAF2x-optical-zoom | (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 | 8000x6000 pixels | 12000x9000 pixels |
| Video recording (primary) | 4K UHD (3840x2160) 60 fps | 8K UHD (7680x4320) 24 fps |
| Flash | Dual-LED flash | LED flash |
| Focal aperture | f/1.8 (aperture) | f/1.8 (aperture) |
| Focal length | feature not registered | 26mm lens |
| Sensor size | 1/2" inches | 1/1.33" inches |
| Pixel size | 0.8µm pixel | 0.8µm pixel |
| Autofocus | LDAF/PDAF: laser/phase detection autofocus | PDAF: phase detection autofocus on both cameras |
| Touch focus | Supported | Supported |
| Image stabilization | EIS: Digital stabilization | OIS: Optical stabilization |
| Zoom | Digital and optical zoom | Digital and optical zoom |
| Face/smile detection | Face detection, Smile detection | Face detection, Smile detection |
| BSI sensor | Not supported | Supported |
| HDR | HDR photo on both cameras | HDR photo/video on both cameras |
| Camera extras | feature not registered | 4K@60fps 1080p@240fps 720p@960fps |
📸 Front camera | ||
| Xiaomi Mi 9 (128GB/8GB) | Galaxy Note 20 Ultra (SM-N985F/DS) | |
| Front camera (secondary) | 20 megapixels | 10 megapixels |
| Front camera resolution | 5184x3840 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 | 0.9µm pixel | 1.22µm pixel |
🔉 Sound and multimedia | ||
| Xiaomi Mi 9 (128GB/8GB) | Galaxy Note 20 Ultra (SM-N985F/DS) | |
| 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 | 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 | ||
| Xiaomi Mi 9 (128GB/8GB) | Galaxy Note 20 Ultra (SM-N985F/DS) | |
| USB | USB 2.0 Type-C, USB OTG On-The-Go | USB 3.2 Type-C, USB OTG On-The-Go |
| Audio output | Type-C jack with 3.5mm jack adapter | Type-C reversible connector |
| TV output | Not supported | USB Type-C (reversible) |
| Bluetooth | 5.0 + A2DP/LE | 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, GALILEO, BeiDou, QZSS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou |
| NFC | Supported | Supported |
| Infrared port | Supported | Not supported |
🧭 Sensors | ||
| Xiaomi Mi 9 (128GB/8GB) | Galaxy Note 20 Ultra (SM-N985F/DS) | |
| Sensors | Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (under display) Gyroscope 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 | ||
| Xiaomi Mi 9 (128GB/8GB) | Galaxy Note 20 Ultra (SM-N985F/DS) | |
| Battery type | LiPo: li-ion polymer (Non removable) | Li-Ion: lithium-ion (Non removable) |
| Battery capacity | 3300 mAh | 4500 mAh |
| Charger, watts | 27W Wired fast charging | 25W Wired fast charging USB Power Delivery 3.0 |
| Inductive / wireless charging | Qi wireless charging | 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 | ||
| Xiaomi Mi 9 (128GB/8GB) | Galaxy Note 20 Ultra (SM-N985F/DS) | |
| 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: Piano Black, Lavender Violet, Ocean Blue • MIUI 10 • HDR10/DCI-P3 display • Sapphire glass camera cover • Quick Charge 4+ • Fast wireless charging 20W | • Colors: Mystic Black, Mystic Bronze, Mystic White • Ultrasonic fingerprint sensor • Bixby • Samsung DeX • Samsung Pay (MST, NFC) • Stylus pen (Bluetooth integration) |
☢️ Radiation rate | ||
| Xiaomi Mi 9 (128GB/8GB) | Galaxy Note 20 Ultra (SM-N985F/DS) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | 0.315W/kg (head), 1.47W/kg (body) |