Xiaomi Redmi Note 9S (128GB) vs Samsung Galaxy A8s (SM-G8870 128GB/6GB)
Side by side comparison between Xiaomi Redmi Note 9S vs Samsung Galaxy A8s phones, differences, pros, cons and full specifications. What's the better?
,
6.67"
IPS
IPS
1080x2400
48
MP
MP
16mp
6GB
RAM
RAM
Octa-core
5020
mAh
mAh
(Non removable)
vs
6.4"
PLS
PLS
1080x2340
24
MP
MP
24mp
6GB
RAM
RAM
Octa-core
3400
mAh
mAh
(Non removable)
What's the better phone? Xiaomi Redmi Note 9S (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!
12 Advantages 
10 Advantages | 30 Common items in both devices |
| 6GB LPDDR4X |
| 128GB (106GB available) / 128GB (109GB available) |
| 16 million |
| LED flash |
| PDAF: phase detection autofocus |
| EIS: Digital stabilization |
| HDR photo on both cameras |
| +23 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 Note 9S (128GB) | Galaxy A8s (SM-G8870 128GB/6GB) | |
| Model | Redmi Note 9S (128GB) | Galaxy A8s (SM-G8870 128GB/6GB) |
| Other model names | Xiaomi Note 9S (M2003J6A1G Global version) 6GB RAM | Galaxy A8S (128GB+6GB RAM) SM-G8870ZKDCHC |
| Country or region available |  (Global, International) |   China, Hong Kong |
| Brand | Xiaomi | Samsung |
| Release date | 4/30/2020, Announced: 3/23/2020 | 12/1/2018 |
| Depth | 8.8 millimeters (0.35 inches) | 7.4 millimeters (0.29 inches) |
| Size (width x height) | 76.68 x 165.75 millimeters (3.02 x 6.53 in) | 74.9 x 158.4 millimeters (2.95 x 6.24 in) |
| Weight | 209 grams (7.32 ounces) | 173 grams (6.06 ounces) |
| Build, materials | Plastic body, glass front/back | Aluminum frame, glass front/back |
| Protection against water and others | P2i certified: water repellent nano-coating | Not supported |
📲 Display | ||
| Redmi Note 9S (128GB) | Galaxy A8s (SM-G8870 128GB/6GB) | |
| Display type | TFT IPS LCD | TFT PLS |
| Screen size | 6.67" inches | 6.4" inches |
| Screen-to-body ratio | ~84.5% (screen-to-body ratio) | ~84.7% (screen-to-body ratio) |
| Display resolution | 1080x2400 pixels (20:9) | 1080x2340 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 395 PPI | 403 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass 5 | Gorilla Glass 3 |
| Refresh rate | 60Hz | feature not registered |
| Display features | 450nits[typ] HDR10 | feature not registered |
🤖 Operating System | ||
| Redmi Note 9S (128GB) | Galaxy A8s (SM-G8870 128GB/6GB) | |
| System version | Android 10 | Android 9.0 Pie |
| Firmware update | Android 11 | Android 10 |
| User Interface | MIUI 11 / 12 | One UI |
⚙️ Processor | ||
| Redmi Note 9S (128GB) | Galaxy A8s (SM-G8870 128GB/6GB) | |
| Chipset | 64bit: Qualcomm Snapdragon 720G (SM7125) (8nm) | 64bit: Qualcomm Snapdragon 710 SDM710 (10nm) |
| CPU | Octa-core, 2 processors: 2x 2.3GHz Kryo 465 Gold (Dual-core) 6x 1.8GHz Kryo 465 Silver (Hexa-core) | Octa-core, 2 processors: 2x 2.2GHz Kryo 360 Gold (Dual-core) 6x 1.7GHz Kryo 360 Silver (Hexa-core) |
| GPU graphical controller | Qualcomm Adreno 618 (750MHz) | Qualcomm Adreno 616 500Mhz |
| Performance (benchmark) | AnTuTu: 279625 (v8) Geekbench: 1785 (v5.1) GFXBench: 15fps (ES 3.1 onscreen) | feature not registered |
💽 Memory and storage | ||
| Redmi Note 9S (128GB) | Galaxy A8s (SM-G8870 128GB/6GB) | |
| RAM memory | 6GB LPDDR4X | 6GB LPDDR4X |
| Internal storage | 128GB (106GB available) UFS 2.1 | 128GB (109GB available) eMMC 5.1 |
| External storage | Until 512GB microSD, microSDXC (dedicated slot) | Not supported |
📶 Mobile networks | ||
| Redmi Note 9S (128GB) | Galaxy A8s (SM-G8870 128GB/6GB) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card (dedicated 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 | 800/150 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 | GSM 850/900/1800/1900 | CDMA 800, GSM 850/900/1800/1900 |
| Primary 3G network | UMTS 850/900/1700/1900/2100 | CDMA2000 1xEV-DO TD-SCDMA 1900/2000 UMTS 850/900/1900/2100 |
| Primary 4G network | LTE Cat15/13 (1, 2, 3, 4, 5, 7, 8, 20, 28) TD-LTE (38, 40) VoLTE | LTE Cat15/13 (1, 3, 4, 5, 7, 8, 12, 17) TD-LTE (34, 38, 39, 40, 41) |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A | 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 | UMTS 850/900/1700/1900/2100 | UMTS 850/900/1900/2100 |
| Secondary 4G network | LTE Cat15/13 (1, 2, 3, 4, 5, 7, 8, 20, 28) TD-LTE (38, 40) VoLTE | Not supported |
| Secondary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+ |
📷 Camera | ||
| Redmi Note 9S (128GB) | Galaxy A8s (SM-G8870 128GB/6GB) | |
| Back camera (main camera) | (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 | (triple camera) 24 megapixels 10MP telephoto f/2.452mm1/3.9"1.0µmAF2x-optical-zoom 5MP depth f/2.2 |
| Main camera resolution | 8000x6000 pixels | 5632x4224 pixels |
| Video recording (primary) | 4K UHD (3840x2160) 30 fps | 4K UHD (3840x2160) 30 fps |
| Flash | LED flash | LED flash |
| Focal aperture | f/1.8 (aperture) | f/1.7 (aperture) |
| Focal length | 26mm lens | 27mm lens |
| Sensor size | 1/2" inches | 1/2.8" inches |
| Pixel size | 0.8µm pixel | 0.9µm pixel |
| Autofocus | PDAF: phase detection autofocus | PDAF: phase detection autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | EIS: Digital stabilization | EIS: Digital stabilization |
| Zoom | Only digital zoom | Digital and optical zoom |
| Face/smile detection | Face detection, Smile detection | Face detection, Smile detection |
| BSI sensor | Supported | Not supported |
| HDR | HDR photo on both cameras | HDR photo on both cameras |
| Camera extras | 4K@30fps 1080p@30/60fps 1080p@120fps (slow motion) 720p@960fps (slow motion) | 1080p@240fps |
📸 Front camera | ||
| Redmi Note 9S (128GB) | Galaxy A8s (SM-G8870 128GB/6GB) | |
| Front camera (secondary) | 16 megapixels | 24 megapixels |
| Front camera resolution | 4608x3456 pixels | 5632x4224 pixels |
| Video recording (secondary) | Full HD (1920x1080) | Full HD (1920x1080) |
| Front flash | Not supported | Not supported |
| Focal aperture | f/2.5 (aperture) | f/2.0 (aperture) |
| Focal length | feature not registered | 26mm lens |
| Sensor size | 1/3.06" inches | 1/2.8" inches |
| Pixel size | 1µm pixel | 0.9µm pixel |
🔉 Sound and multimedia | ||
| Redmi Note 9S (128GB) | Galaxy A8s (SM-G8870 128GB/6GB) | |
| Loudspeaker | Mono sound (not stereo) | Stereo sound |
| Active noise cancellation | 2 microphones or more | 2 microphones or more |
| Radio | FM | 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 | ||
| Redmi Note 9S (128GB) | Galaxy A8s (SM-G8870 128GB/6GB) | |
| USB | USB 2.0 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) | Not supported |
| 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 | Not supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou |
| NFC | Not supported | Supported |
| Infrared port | Supported | Not supported |
🧭 Sensors | ||
| Redmi Note 9S (128GB) | Galaxy A8s (SM-G8870 128GB/6GB) | |
| Sensors | Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (side-mounted) Gyroscope Proximity sensor | Accelerometer Ambient light sensor ANT+ Compass Face unlock Fingerprint sensor (rear-mounted) Gyroscope Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Redmi Note 9S (128GB) | Galaxy A8s (SM-G8870 128GB/6GB) | |
| Battery type | LiPo: li-ion polymer (Non removable) | Li-Ion: lithium-ion (Non removable) |
| Battery capacity | 5020 mAh | 3400 mAh |
| Charger, watts | 18W Wired fast charging | 18W Wired fast charging |
| Inductive / wireless charging | Not supported | Not supported |
| Talk time autonomy | feature not registered | feature not registered |
| Standby | feature not registered | feature not registered |
➕ Other features | ||
| Redmi Note 9S (128GB) | Galaxy A8s (SM-G8870 128GB/6GB) | |
| 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: Aurora Blue, Glacier White, Interstellar Black | • Colors: Black, Gradient Black, Blue, Pink-Blue, Yellow-Pink • Samsung Pay |
☢️ Radiation rate | ||
| Redmi Note 9S (128GB) | Galaxy A8s (SM-G8870 128GB/6GB) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | 0.96W/kg (head), 0.4W/kg (body) | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | 0.72W/kg (head), 0.98W/kg (body) | 0.24W/kg (head), 1.168W/kg (body) |