Xiaomi Redmi K30S (128GB) vs Samsung Galaxy S9 (SM-G9600 128GB)
Side by side comparison between Xiaomi Redmi K30S vs Samsung Galaxy S9 phones, differences, pros, cons and full specifications. What's the better?
,
6.67"
IPS
IPS
1080x2400
64
MP
MP
20mp
8GB
RAM
RAM
Octa-core
5000
mAh
mAh
(Non removable)
vs
5.8"
AMOLED
AMOLED
1440x2960
12.2
MP
MP
8mp
4GB
RAM
RAM
Octa-core
3000
mAh
mAh
(Non removable)
What's the better phone? Samsung Galaxy S9 (SM-G9600 128GB)
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!
15 Advantages 
21 Advantages | 23 Common items in both devices |
| 128GB (106GB available) / 128GB (111GB available) |
| Aluminum frame, glass front/back |
| HDR10 |
| 16 million |
| LED flash |
| Only digital zoom |
| PDAF: phase detection autofocus / PDAF on back camera and autofocus front camera |
| +16 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 | ||
| Redmi K30S (128GB) | Galaxy S9 (SM-G9600 128GB) | |
| Model | Redmi K30S (128GB) | Galaxy S9 (SM-G9600 128GB) |
| Other model names | Xiaomi Redmi K30S 5G M2007J3SC | Galaxy S9 SM-G9600/DS (Snapdragon) Dual-sim |
| Country or region available |  China |  Brazil, China |
| Brand | Xiaomi | Samsung |
| Release date | 10/27/2020 | 3/9/2018, Announced: 2/25/2018 |
| Depth | 9.33 millimeters (0.37 inches) | 8.5 millimeters (0.33 inches) |
| Size (width x height) | 76.4 x 165.1 millimeters (3.01 x 6.5 in) | 68.7 x 147.7 millimeters (2.7 x 5.81 in) |
| Weight | 216 grams (7.56 ounces) | 163 grams (5.71 ounces) |
| Build, materials | Aluminum frame, glass front/back | Aluminum frame, glass front/back Back: Gorilla Glass 5 |
| Protection against water and others | Not supported | IP68 certified: water-resistant up to 1.5 meters for 30min and dust-resistant |
📲 Display | ||
| Redmi K30S (128GB) | Galaxy S9 (SM-G9600 128GB) | |
| Display type | TFT IPS LCD | Super AMOLED |
| Screen size | 6.67" inches | 5.8" inches |
| Screen-to-body ratio | ~85.2% (screen-to-body ratio) | ~84.1% (screen-to-body ratio) |
| Display resolution | 1080x2400 pixels (20:9) | 1440x2960 pixels (18.5:9) |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch 10-points |
| Pixel density (dot pitch) | 395 PPI | 568 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass 5 | Gorilla Glass 5 |
| Refresh rate | 144Hz | 60Hz |
| Display features | 500nits[typ] HDR10 | HDR10 Always-On Display |
🤖 Operating System | ||
| Redmi K30S (128GB) | Galaxy S9 (SM-G9600 128GB) | |
| System version | Android 10 | Android 8.0 Oreo |
| Firmware update | feature not registered | Android 11 |
| User Interface | feature not registered | One UI 2.5 / 3.1 |
⚙️ Processor | ||
| Redmi K30S (128GB) | Galaxy S9 (SM-G9600 128GB) | |
| Chipset | 64bit: Qualcomm Snapdragon 865 (SM8250) (7nm) | 64bit: Qualcomm Snapdragon 845 (SDM845) (10nm) |
| CPU | Octa-core, 3 processors: 1x 2.84GHz Kryo 585 (Single-core) 3x 2.42GHz Kryo 585 (Triple-core) 4x 1.8GHz Kryo 585 (Quad-core) | Octa-core, 2 processors: 4x 2.8GHz Kryo 385 Gold (Quad-core) 4x 1.7GHz Kryo 385 Silver (Quad-core) |
| GPU graphical controller | Qualcomm Adreno 650 (250-587MHz) | Qualcomm Adreno 630 (710MHz) |
| Performance (benchmark) | feature not registered | AnTuTu: 273972 (v8) Geekbench: 8830 (v4.4) GFXBench: 14fps (ES 3.1 onscreen) |
💽 Memory and storage | ||
| Redmi K30S (128GB) | Galaxy S9 (SM-G9600 128GB) | |
| RAM memory | 8GB LPDDR5 | 4GB LPDDR4X |
| Internal storage | 128GB (106GB available) UFS 3.1 | 128GB (111GB available) UFS 2.1 |
| External storage | Not supported | Until 1TB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot) |
📶 Mobile networks | ||
| Redmi K30S (128GB) | Galaxy S9 (SM-G9600 128GB) | |
| 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 | 2000/150 Mbps | 1200/150 Mbps |
| Network technology | 2G, 3G, 4G, 5G | 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 | CDMA 800, GSM 850/900/1800/1900 |
| Primary 3G network | CDMA2000 1xEV-DO TD-SCDMA 1900/2000 UMTS 850/900/1700/1900/2100 | CDMA2000 1xEV-DO TD-SCDMA 1900/2000 UMTS 850/900/1700/1900/2100 |
| Primary 4G network | LTE Cat20 (1, 2, 3, 4, 5, 7, 8, 12, 17) TD-LTE (34, 38, 39, 40, 41) VoLTE | LTE Cat18 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 66) TD-LTE (38, 39, 40, 41) VoLTE |
| Primary 5G network | SA/NSA (1, 3, 41, 78, 79) | 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, SA/NSA | 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 |
| 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 Cat18 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 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 | ||
| Redmi K30S (128GB) | Galaxy S9 (SM-G9600 128GB) | |
| Back camera (main camera) | (triple camera) 64 megapixels 13MP ultrawide f/2.4123°1.12µm 5MP macro f/2.4AF | 12.2 megapixels |
| Main camera resolution | 10120x6328 pixels | 4032x3024 pixels |
| Video recording (primary) | 8K UHD (7680x4320) 30 fps | 4K UHD (3840x2160) 60 fps |
| Flash | LED flash | LED flash |
| Focal aperture | f/1.9 (aperture) | f/1.5 (aperture) |
| Focal length | 26mm lens | 26mm lens |
| Sensor size | 1/1.73" inches | 1/2.55" inches |
| Pixel size | 0.8µm pixel | 1.4µm pixel |
| Autofocus | PDAF: phase detection autofocus | PDAF on back camera and autofocus front camera |
| Touch focus | Supported | Supported |
| Image stabilization | EIS: Digital stabilization | OIS: Optical stabilization |
| Zoom | Only digital zoom | Only digital 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 | 1080p@240fps 720p@960fps |
📸 Front camera | ||
| Redmi K30S (128GB) | Galaxy S9 (SM-G9600 128GB) | |
| Front camera (secondary) | 20 megapixels | 8 megapixels |
| Front camera resolution | 5184x3840 pixels | 3264x2448 pixels |
| Video recording (secondary) | Full HD (1920x1080) | 2K UHD (2560x1440) |
| Front flash | Not supported | Not supported |
| Focal aperture | f/2.2 (aperture) | f/1.7 (aperture) |
| Focal length | 27mm lens | 25mm lens |
| Sensor size | 1/3.4" inches | 1/3.6" inches |
| Pixel size | 0.8µm pixel | 1.22µm pixel |
🔉 Sound and multimedia | ||
| Redmi K30S (128GB) | Galaxy S9 (SM-G9600 128GB) | |
| 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 | FM |
| TV | Not supported | Not supported |
| Video formats | MP4, H.265, H.264, H.263, XviD, MKV | MP4, H.265, H.264, H.263, DivX, XviD |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, WAV, eAAC+, FLAC |
🔌 Connectivity | ||
| Redmi K30S (128GB) | Galaxy S9 (SM-G9600 128GB) | |
| USB | USB 2.0 Type-C, USB OTG On-The-Go | USB 3.1 Type-C, USB OTG On-The-Go |
| Audio output | Type-C jack with 3.5mm jack adapter | 3.5mm jack |
| TV output | USB Type-C (reversible) | USB Type-C (reversible) |
| Bluetooth | 5.1 + A2DP/LE | 5.0 + 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 [wifi5] (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 | Supported | Not supported |
🧭 Sensors | ||
| Redmi K30S (128GB) | Galaxy S9 (SM-G9600 128GB) | |
| Sensors | Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (side-mounted) Gyroscope Proximity sensor | Accelerometer Ambient light sensor ANT+ Barometer Compass Face unlock Fingerprint sensor (rear-mounted) Gyroscope Hall effect Heart rate Iris scanner Proximity sensor SpO2 |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Redmi K30S (128GB) | Galaxy S9 (SM-G9600 128GB) | |
| Battery type | LiPo: li-ion polymer (Non removable) | Li-Ion: lithium-ion (Non removable) |
| Battery capacity | 5000 mAh | 3000 mAh |
| Charger, watts | 33W Wired fast charging Quick Charge 4+ USB Power Delivery 3.0 | 15W (9V/1.67A) Wired fast charging Quick Charge 2 |
| Inductive / wireless charging | Not supported | Qi wireless charging (Qi/PMA) |
| Talk time autonomy | feature not registered | feature not registered |
| Standby | feature not registered | feature not registered |
➕ Other features | ||
| Redmi K30S (128GB) | Galaxy S9 (SM-G9600 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: Cosmic Black, Lunar Silver • MIUI 12 • Silicone Case included • Screen protector included • Dual stereo speakers • 24-bit/192kHz audio • Mi Pay | • Colors: Black, Silver, Blue, Gold, Orchid Gray • Samsung DeX • Samsung Gear VR • Samsung Pay |
☢️ Radiation rate | ||
| Redmi K30S (128GB) | Galaxy S9 (SM-G9600 128GB) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | 0.304W/kg (head), 1.72W/kg (body) |