Samsung Galaxy S9 Plus (SM-G965U) vs Xiaomi Redmi Note 9S (64GB)
Side by side comparison between Samsung Galaxy S9 Plus vs Xiaomi Redmi Note 9S phones, differences, pros, cons and full specifications. What's the better?
,
6.2"
AMOLED
AMOLED
1440x2960
12.2
MP
MP
8mp
6GB
RAM
RAM
Octa-core
3500
mAh
mAh
(Non removable)
vs
6.67"
IPS
IPS
1080x2400
48
MP
MP
16mp
4GB
RAM
RAM
Octa-core
5020
mAh
mAh
(Non removable)
What's the better phone? Samsung Galaxy S9 Plus (SM-G965U)
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 | 29 Common items in both devices |
| 64GB (51GB available) / 64GB (50GB available) |
| UFS 2.1 |
| Until 1TB microSD, microSDXC / Until 512GB microSD, microSDXC |
| HDR10 |
| 60Hz |
| 16 million |
| LED flash |
| +22 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 S9 Plus (SM-G965U) | Redmi Note 9S (64GB) | |
| Model | Galaxy S9 Plus (SM-G965U) | Redmi Note 9S (64GB) |
| Other model names | Unlocked Galaxy S9+ G965U (Snapdragon) | Xiaomi Note 9S (M2003J6A1G Global version) 4GB RAM |
| Country or region available |  USA |  (Global, International) |
| Brand | Samsung | Xiaomi |
| Release date | 3/9/2018, Announced: 2/25/2018 | 4/30/2020, Announced: 3/23/2020 |
| Depth | 8.5 millimeters (0.33 inches) | 8.8 millimeters (0.35 inches) |
| Size (width x height) | 73.8 x 158.1 millimeters (2.91 x 6.22 in) | 76.68 x 165.75 millimeters (3.02 x 6.53 in) |
| Weight | 189 grams (6.62 ounces) | 209 grams (7.32 ounces) |
| Build, materials | Aluminum frame, glass front/back Back: Gorilla Glass 5 | Plastic body, glass front/back |
| Protection against water and others | IP68 certified: water-resistant up to 1.5 meters for 30min and dust-resistant | P2i certified: water repellent nano-coating |
📲 Display | ||
| Galaxy S9 Plus (SM-G965U) | Redmi Note 9S (64GB) | |
| Display type | Super AMOLED | TFT IPS LCD |
| Screen size | 6.2" inches | 6.67" inches |
| Screen-to-body ratio | ~83.6% (screen-to-body ratio) | ~84.5% (screen-to-body ratio) |
| Display resolution | 1440x2960 pixels (18.5:9) | 1080x2400 pixels (20:9) |
| Touchscreen | Capacitive Multitouch 10-points | Capacitive Multitouch |
| Pixel density (dot pitch) | 531 PPI | 395 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass 5 | Gorilla Glass 5 |
| Refresh rate | 60Hz | 60Hz |
| Display features | HDR10 Always-On Display | 450nits[typ] HDR10 |
🤖 Operating System | ||
| Galaxy S9 Plus (SM-G965U) | Redmi Note 9S (64GB) | |
| System version | Android 8.0 Oreo | Android 10 |
| Firmware update | Android 11 | Android 11 |
| User Interface | One UI 2.5 / 3.1 | MIUI 11 / 12 |
⚙️ Processor | ||
| Galaxy S9 Plus (SM-G965U) | Redmi Note 9S (64GB) | |
| Chipset | 64bit: Qualcomm Snapdragon 845 (SDM845) (10nm) | 64bit: Qualcomm Snapdragon 720G (SM7125) (8nm) |
| CPU | Octa-core, 2 processors: 4x 2.8GHz Kryo 385 Gold (Quad-core) 4x 1.7GHz Kryo 385 Silver (Quad-core) | Octa-core, 2 processors: 2x 2.3GHz Kryo 465 Gold (Dual-core) 6x 1.8GHz Kryo 465 Silver (Hexa-core) |
| GPU graphical controller | Qualcomm Adreno 630 (710MHz) | Qualcomm Adreno 618 (750MHz) |
| Performance (benchmark) | AnTuTu: 265163 (v7), 344891 (v8) Geekbench: 8393 (4.2) | AnTuTu: 279625 (v8) Geekbench: 1785 (v5.1) GFXBench: 15fps (ES 3.1 onscreen) |
💽 Memory and storage | ||
| Galaxy S9 Plus (SM-G965U) | Redmi Note 9S (64GB) | |
| RAM memory | 6GB LPDDR4X | 4GB LPDDR4X |
| Internal storage | 64GB (51GB available) UFS 2.1 | 64GB (50GB available) UFS 2.1 |
| External storage | Until 1TB microSD, microSDXC (dedicated slot) | Until 512GB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| Galaxy S9 Plus (SM-G965U) | Redmi Note 9S (64GB) | |
| Dual-SIM | Not supported | Dual-SIM Standby - Call active on one sim card (dedicated slot) |
| SIM card | 1 slot (Single-SIM) nano-SIM (4FF) | 2 slots (Dual-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 1200/150 Mbps | 800/150 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 800/1900, 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 Cat18 (1, 2, 3, 4, 5, 7, 8, 12, 18, 19, 20, 28, 29, 30) TD-LTE (38, 39, 40, 41) VoLTE | LTE Cat15/13 (1, 2, 3, 4, 5, 7, 8, 20, 28) TD-LTE (38, 40) 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 | Not supported | GSM 850/900/1800/1900 |
| Secondary 3G network | Not supported | UMTS 850/900/1700/1900/2100 |
| Secondary 4G network | Not supported | LTE Cat15/13 (1, 2, 3, 4, 5, 7, 8, 20, 28) TD-LTE (38, 40) VoLTE |
| Secondary data network | Not supported | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A |
📷 Camera | ||
| Galaxy S9 Plus (SM-G965U) | Redmi Note 9S (64GB) | |
| Back camera (main camera) | (dual camera) 12.2 megapixels 12MP telephoto f/2.41/3.4"52mm1.0µmAFOIS2x-optical-zoom | (quad camera) 48 megapixels 8MP ultrawide f/2.213mm1/4"1.12µm119° 5MP macro f/2.41/5"1.12µmAF 2MP depth f/2.4 |
| Main camera resolution | 4032x3024 pixels | 8000x6000 pixels |
| Video recording (primary) | 4K UHD (3840x2160) 60 fps | 4K UHD (3840x2160) 30 fps |
| Flash | LED flash | LED flash |
| Focal aperture | f/1.5 (aperture) | f/1.8 (aperture) |
| Focal length | 26mm lens | 26mm lens |
| Sensor size | 1/2.55" inches | 1/2" inches |
| Pixel size | 1.4µm pixel | 0.8µm pixel |
| Autofocus | PDAF on back camera and autofocus front camera | 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 | Supported |
| HDR | HDR photo/video on both cameras | HDR photo on both cameras |
| Camera extras | 1080p@240fps 720p@960fps | 4K@30fps 1080p@30/60fps 1080p@120fps (slow motion) 720p@960fps (slow motion) |
📸 Front camera | ||
| Galaxy S9 Plus (SM-G965U) | Redmi Note 9S (64GB) | |
| Front camera (secondary) | 8 megapixels | 16 megapixels |
| Front camera resolution | 3264x2448 pixels | 4608x3456 pixels |
| Video recording (secondary) | 2K UHD (2560x1440) | Full HD (1920x1080) |
| Front flash | Not supported | Not supported |
| Focal aperture | f/1.7 (aperture) | f/2.5 (aperture) |
| Focal length | 25mm lens | feature not registered |
| Sensor size | 1/3.6" inches | 1/3.06" inches |
| Pixel size | 1.22µm pixel | 1µm pixel |
🔉 Sound and multimedia | ||
| Galaxy S9 Plus (SM-G965U) | Redmi Note 9S (64GB) | |
| Loudspeaker | Stereo sound 32-bit/384kHz Dolby Atmos Tuned by AKG | Mono sound (not stereo) |
| 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, DivX, XviD | MP4, H.265, H.264, H.263, XviD, MKV |
| Audio formats | MP3, WAV, eAAC+, FLAC | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| Galaxy S9 Plus (SM-G965U) | Redmi Note 9S (64GB) | |
| USB | USB 3.1 Type-C, USB OTG On-The-Go | USB 2.0 Type-C, USB OTG On-The-Go |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | USB Type-C (reversible) | 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 [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot |
| DLNA | Supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou |
| NFC | Supported | Not supported |
| Infrared port | Not supported | Supported |
🧭 Sensors | ||
| Galaxy S9 Plus (SM-G965U) | Redmi Note 9S (64GB) | |
| Sensors | Accelerometer Ambient light sensor ANT+ Barometer Compass Face unlock Fingerprint sensor (rear-mounted) Gyroscope Hall effect Heart rate Iris scanner Proximity sensor SpO2 | Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (side-mounted) Gyroscope Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Galaxy S9 Plus (SM-G965U) | Redmi Note 9S (64GB) | |
| Battery type | Li-Ion: lithium-ion (Non removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 3500 mAh | 5020 mAh |
| Charger, watts | 15W (9V/1.67A) Wired fast charging Quick Charge 2 | 18W Wired fast charging |
| Inductive / wireless charging | Qi wireless charging (Qi/PMA) | Not supported |
| Talk time autonomy | feature not registered | feature not registered |
| Standby | feature not registered | feature not registered |
➕ Other features | ||
| Galaxy S9 Plus (SM-G965U) | Redmi Note 9S (64GB) | |
| 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: Black, Silver, Blue, Gold, Orchid Gray • Samsung DeX • Samsung Gear VR • Samsung Pay | • Colors: Aurora Blue, Glacier White, Interstellar Black |
☢️ Radiation rate | ||
| Galaxy S9 Plus (SM-G965U) | Redmi Note 9S (64GB) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | 0.78W/kg (head), 1.59W/kg (body) | 0.96W/kg (head), 0.4W/kg (body) |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | 0.72W/kg (head), 0.98W/kg (body) |