Samsung Galaxy Note 20 Ultra 5G (SM-N986B/DS 256GB) vs Xiaomi 12X (128GB)
Side by side comparison between Samsung Galaxy Note 20 Ultra 5G vs Xiaomi 12X phones, differences, pros, cons and full specifications. What's the better?
,
6.9"
AMOLED
AMOLED
1440x3088
108
MP
MP
10mp
12GB
RAM
RAM
Octa-core
4500
mAh
mAh
(Non removable)
vs
6.28"
AMOLED
AMOLED
1080x2400
50
MP
MP
32mp
8GB
RAM
RAM
Octa-core
4500
mAh
mAh
(Non removable)
What's the better phone? Samsung Galaxy Note 20 Ultra 5G (SM-N986B/DS 256GB)
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!
23 Advantages 
8 Advantages | 26 Common items in both devices |
| HDR10+ / Dolby Vision/HDR10+ |
| 120Hz |
| PDAF: phase detection autofocus on both cameras / PDAF: phase detection autofocus |
| OIS: Optical stabilization |
| HDR photo/video on both cameras |
| 8K UHD (7680x4320) |
| 5G SA/NSA |
| +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 | ||
| Galaxy Note 20 Ultra 5G (SM-N986B/DS 256GB) | Xiaomi 12X (128GB) | |
| Model | Galaxy Note 20 Ultra 5G (SM-N986B/DS 256GB) | 12X (128GB) |
| Other model names | Galaxy Note20 Ultra SM-N986B/Dual-SIM (Exynos) | Xiaomi 12X 2112123AG (Global), 2112123AC (China) |
| Country or region available |  (Global, International) | (Global, International) |
| Brand | Samsung | Xiaomi |
| Release date | 8/21/2020, Announced: 8/5/2020 | 12/31/2021, Announced: 12/28/2021 |
| Depth | 8.1 millimeters (0.32 inches) | 8.2 millimeters (0.32 inches) |
| Size (width x height) | 77.2 x 164.8 millimeters (3.04 x 6.49 in) | 69.9 x 152.7 millimeters (2.75 x 6.01 in) |
| Weight | 208 grams (7.28 ounces) | 176 grams (6.16 ounces) |
| Build, materials | Stainless steel body, glass front/back | Aluminum body, glass front, plastic back |
| Protection against water and others | IP68 certified: water-resistant up to 1.5 meters for 30min and dust-resistant | Not supported |
📲 Display | ||
| Galaxy Note 20 Ultra 5G (SM-N986B/DS 256GB) | Xiaomi 12X (128GB) | |
| Display type | Dynamic AMOLED | AMOLED |
| Screen size | 6.9" inches | 6.28" inches |
| Screen-to-body ratio | ~92.5% (screen-to-body ratio) | ~89.2% (screen-to-body ratio) |
| Display resolution | 1440x3088 pixels | 1080x2400 pixels (20:9) |
| Touchscreen | Capacitive Multitouch 10-points | Capacitive Multitouch |
| Pixel density (dot pitch) | 494 PPI | 419 PPI |
| Colors | 16 million | 1 billion |
| Scratch-resistant glass | Gorilla Glass Victus | Gorilla Glass Victus |
| Refresh rate | 120Hz | 120Hz |
| Display features | 1500nits[peak] HDR10+ Always-On Display 120Hz@FHD 60Hz@QHD | 1100nits[peak] Dolby Vision/HDR10+ DCI-P3 Touch rate: 480Hz |
🤖 Operating System | ||
| Galaxy Note 20 Ultra 5G (SM-N986B/DS 256GB) | Xiaomi 12X (128GB) | |
| System version | Android 10 | Android 11 |
| Firmware update | Android 13 | Android 12 |
| User Interface | One UI 2.5 / 3.1 / 4.1 / 5.0 | MIUI 13 |
⚙️ Processor | ||
| Galaxy Note 20 Ultra 5G (SM-N986B/DS 256GB) | Xiaomi 12X (128GB) | |
| Chipset | 64bit: Samsung Exynos 990 (7nm) | 64bit: Qualcomm Snapdragon 870 (SM8250-AC) (7nm) |
| CPU | 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) | Octa-core, 3 processors: 1x 3.2GHz Kryo 585 (Single-core) 3x 2.42GHz Kryo 585 (Triple-core) 4x 1.8GHz Kryo 585 (Quad-core) |
| GPU graphical controller | ARM Mali-G77 MP11 (800MHz) | Qualcomm Adreno 650 (670MHz) |
| Performance (benchmark) | AnTuTu: 508760 (v8) Geekbench: 2603 (v5.1) GFXBench: 42fps (ES 3.1 onscreen) | AnTuTu: 598003 (v8), 690298 (v9) Geekbench: 3168 (v5.1) GFXBench: 47fps (ES 3.1 onscreen) |
💽 Memory and storage | ||
| Galaxy Note 20 Ultra 5G (SM-N986B/DS 256GB) | Xiaomi 12X (128GB) | |
| RAM memory | 12GB LPDDR5 | 8GB LPDDR5 |
| Internal storage | 256GB (221GB available) UFS 3.0 | 128GB (103GB available) UFS 3.1 |
| External storage | Until 1TB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot) | Not supported |
📶 Mobile networks | ||
| Galaxy Note 20 Ultra 5G (SM-N986B/DS 256GB) | Xiaomi 12X (128GB) | |
| 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) | 2 slots (Dual-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 5000/1024 Mbps | 2000/1024 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 | CDMA 800, GSM 850/900/1800/1900 |
| Primary 3G network | UMTS 850/900/1700/1900/2100 | CDMA2000 1xEV-DO UMTS 800/850/900/1700/1900/2100 |
| 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 VoLTE Global version: LTE (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 26, 28, 32, 66) TD-LTE (38, 39, 40, 41, 42, 48) China version: LTE (1, 2, 3, 4, 5, 7, 8, 18, 19, 26) TD-LTE (34, 38, 39, 40, 41, 42) |
| Primary 5G network | SA/NSA/Sub6 (1, 3, 5, 7, 8, 28, 40, 77, 78) | Global version: SA/NSA (1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 66, 77, 78) China version: SA/NSA (1, 3, 5, 8, 28, 38, 40, 41, 77, 78) |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA | 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 | GSM 850/900/1800/1900 |
| Secondary 3G network | UMTS 850/900/1700/1900/2100 | UMTS 800/850/900/1700/1900/2100 |
| Secondary 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 VoLTE Global version: LTE (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 26, 28, 32, 66) TD-LTE (38, 39, 40, 41, 42, 48) China version: LTE (1, 2, 3, 4, 5, 7, 8, 18, 19, 26) TD-LTE (34, 38, 39, 40, 41, 42) |
| 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, SA/NSA |
📷 Camera | ||
| Galaxy Note 20 Ultra 5G (SM-N986B/DS 256GB) | Xiaomi 12X (128GB) | |
| Back camera (main camera) | (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 | (triple camera) 50 megapixels 13MP ultrawide f/2.412mm123°1/3.06"1.12µm 5MP telephoto macro f/2.450mmAF |
| Main camera resolution | 12000x9000 pixels | 8160x6120 pixels |
| Video recording (primary) | 8K UHD (7680x4320) 24 fps | 8K UHD (7680x4320) 24 fps |
| Flash | LED flash | Dual-LED flash |
| Focal aperture | f/1.8 (aperture) | f/1.9 (aperture) |
| Focal length | 26mm lens | 26mm lens |
| Sensor size | 1/1.33" inches | 1/1.56" inches |
| Pixel size | 0.8µm pixel | 1µm pixel |
| Autofocus | PDAF: phase detection autofocus on both cameras | PDAF: phase detection autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | OIS: Optical stabilization | OIS: Optical stabilization |
| Zoom | Digital and optical zoom | Only digital 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@60fps 1080p@240fps 720p@960fps | 4K@60fps 1080p@960fps Sony IMX766 |
📸 Front camera | ||
| Galaxy Note 20 Ultra 5G (SM-N986B/DS 256GB) | Xiaomi 12X (128GB) | |
| Front camera (secondary) | 10 megapixels | 32 megapixels |
| Front camera resolution | 3872x2592 pixels | 6528x4896 pixels |
| Video recording (secondary) | 4K UHD (3840x2160) | Full HD (1920x1080) |
| Front flash | Not supported | Not supported |
| Focal aperture | f/2.2 (aperture) | f/2.5 (aperture) |
| Focal length | 26mm lens | 26mm lens |
| Sensor size | 1/3.2" inches | feature not registered |
| Pixel size | 1.22µm pixel | 0.7µm pixel |
🔉 Sound and multimedia | ||
| Galaxy Note 20 Ultra 5G (SM-N986B/DS 256GB) | Xiaomi 12X (128GB) | |
| Loudspeaker | Stereo sound 32-bit/384kHz Dolby Atmos Tuned by AKG | Stereo sound with dual speakers 24-bit/192kHz Dolby Atmos Tuned by Harman Kardon |
| 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 | ||
| Galaxy Note 20 Ultra 5G (SM-N986B/DS 256GB) | Xiaomi 12X (128GB) | |
| USB | USB 3.2 Type-C, USB OTG On-The-Go | USB 2.0 Type-C, USB OTG On-The-Go |
| Audio output | Type-C reversible connector | Type-C reversible connector |
| TV output | USB Type-C (reversible) | USB Type-C (reversible) |
| Bluetooth | 5.0 + A2DP/LE | 5.2 + A2DP/LE |
| WiFi | 802.11 a/b/g/n/ac/ax [wifi6] (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 | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS, NavIC |
| NFC | Supported | Supported |
| Infrared port | Not supported | Supported |
🧭 Sensors | ||
| Galaxy Note 20 Ultra 5G (SM-N986B/DS 256GB) | Xiaomi 12X (128GB) | |
| Sensors | Accelerometer Ambient light sensor ANT+ Barometer Compass Face unlock Fingerprint sensor (under display) Gyroscope Hall effect Proximity sensor UWB (Ultra Wideband) | Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (under display) Gyroscope Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Galaxy Note 20 Ultra 5G (SM-N986B/DS 256GB) | Xiaomi 12X (128GB) | |
| Battery type | Li-Ion: lithium-ion (Non removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 4500 mAh | 4500 mAh |
| Charger, watts | 25W Wired fast charging USB Power Delivery 3.0 | 67W Wired fast charging Quick Charge 4 USB Power Delivery 3.0 |
| Inductive / wireless charging | 15W Qi wireless charging (Qi/PMA) 4.5W Reverse wireless charging | Not supported |
| Talk time autonomy | feature not registered | feature not registered |
| Standby | feature not registered | feature not registered |
➕ Other features | ||
| Galaxy Note 20 Ultra 5G (SM-N986B/DS 256GB) | Xiaomi 12X (128GB) | |
| 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: Mystic Black, Mystic Bronze, Mystic White • Ultrasonic fingerprint sensor • Bixby • Samsung Wireless DeX • Samsung Pay (MST, NFC) • Stylus pen (Bluetooth integration) | • Colors: Gray, Blue, Purple • LiquidCool |
☢️ Radiation rate | ||
| Galaxy Note 20 Ultra 5G (SM-N986B/DS 256GB) | Xiaomi 12X (128GB) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | 0.338W/kg (head), 1.47W/kg (body) | 0.59W/kg (head), 1W/kg (body) |