Xiaomi Redmi Note 12S (128GB) vs Samsung Galaxy A8 2018 (SM-A530W)
Side by side comparison between Xiaomi Redmi Note 12S vs Samsung Galaxy A8 (2018) phones, differences, pros, cons and full specifications. What's the better?
,
6.43"
AMOLED
AMOLED
1080x2400
108
MP
MP
16mp
6GB
RAM
RAM
Octa-core
5000
mAh
mAh
(Non removable)
vs
5.6"
AMOLED
AMOLED
1080x2220
16
MP
MP
16mp
4GB
RAM
RAM
Octa-core
3000
mAh
mAh
(Non removable)
What's the better phone? Xiaomi Redmi Note 12S (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 
13 Advantages | 25 Common items in both devices |
| Until 1TB microSD, microSDXC |
| 16 million |
| LED flash |
| Only digital zoom |
| PDAF: phase detection autofocus |
| EIS: Digital stabilization |
| HDR photo on both cameras |
| +18 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 12S (128GB) | Galaxy A8 2018 (SM-A530W) | |
| Model | Redmi Note 12S (128GB) | Galaxy A8 2018 (SM-A530W) |
| Other model names | Redmi Note 12S (K7SR) | Galaxy A8 SM-A530W Single-Sim |
| Country or region available |  (Global, International) |  Canada |
| Brand | Xiaomi | Samsung |
| Release date | 4/26/2023, Announced: 3/6/2023 | 1/6/2018 |
| Depth | 8 millimeters (0.31 inches) | 8.4 millimeters (0.33 inches) |
| Size (width x height) | 73.87 x 159.87 millimeters (2.91 x 6.29 in) | 70.6 x 149.2 millimeters (2.78 x 5.87 in) |
| Weight | 176 grams (6.16 ounces) | 172 grams (6.02 ounces) |
| Build, materials | Plastic body, glass front | Aluminum frame, 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 | ||
| Redmi Note 12S (128GB) | Galaxy A8 2018 (SM-A530W) | |
| Display type | AMOLED | Super AMOLED |
| Screen size | 6.43" inches | 5.6" inches |
| Screen-to-body ratio | ~84.5% (screen-to-body ratio) | ~75.6% (screen-to-body ratio) |
| Display resolution | 1080x2400 pixels (20:9) | 1080x2220 pixels (18.5:9) |
| Touchscreen | Capacitive Multitouch 10-points | Capacitive Multitouch |
| Pixel density (dot pitch) | 409 PPI | 441 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Not supported | Gorilla Glass 4 |
| Refresh rate | 90Hz | 60Hz |
| Display features | 1000nits[peak] | Not supported |
🤖 Operating System | ||
| Redmi Note 12S (128GB) | Galaxy A8 2018 (SM-A530W) | |
| System version | Android 13 | Android 7.1.1 Nougat |
| Firmware update | feature not registered | Android 9.0 Pie |
| User Interface | MIUI 14 | feature not registered |
⚙️ Processor | ||
| Redmi Note 12S (128GB) | Galaxy A8 2018 (SM-A530W) | |
| Chipset | 64bit: MediaTek Helio G96 (12nm) | 64bit: Samsung Exynos 7 Octa 7885 (14nm) |
| CPU | Octa-core, 2 processors: 2x 2.05GHz ARM Cortex-A76 (Dual-core) 6x 2GHz ARM Cortex-A55 (Hexa-core) | Octa-core, 2 processors: 2x 2.2GHz ARM Cortex-A73 (Dual-core) 6x 1.6GHz ARM Cortex-A53 (Hexa-core) |
| GPU graphical controller | ARM Mali-G57 MC2 (850MHz) | ARM Mali-G71 MP2 |
| Performance (benchmark) | AnTuTu: 364204 (v9) | feature not registered |
💽 Memory and storage | ||
| Redmi Note 12S (128GB) | Galaxy A8 2018 (SM-A530W) | |
| RAM memory | 6GB LPDDR4X | 4GB LPDDR4 |
| Internal storage | 128GB (101GB available) UFS 2.2 | 32GB (22GB available) eMMC 5.1 |
| External storage | Until 1TB microSD, microSDXC (dedicated slot) | Until 1TB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| Redmi Note 12S (128GB) | Galaxy A8 2018 (SM-A530W) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card (dedicated slot) | Not supported |
| SIM card | 2 slots (Dual-SIM) nano-SIM (4FF) | 1 slot (Single-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 400/150 Mbps | 600/75 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 | GSM 850/900/1800/1900 |
| Primary 3G network | UMTS 850/900/2100 | UMTS 850/900/1700/1900/2100 |
| Primary 4G network | LTE Cat13 (1, 3, 5, 7, 8, 20, 28) TD-LTE (38, 40, 41) VoLTE | LTE Cat11 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 26, 28, 66) TD-LTE (38, 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, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A |
| Secondary 2G network | GSM 850/900/1800/1900 | Not supported |
| Secondary 3G network | UMTS 850/900/2100 | Not supported |
| Secondary 4G network | LTE Cat13 (1, 3, 5, 7, 8, 20, 28) TD-LTE (38, 40, 41) VoLTE | Not supported |
| Secondary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A | Not supported |
📷 Camera | ||
| Redmi Note 12S (128GB) | Galaxy A8 2018 (SM-A530W) | |
| Back camera (main camera) | (triple camera) 108 megapixels 8MP ultrawide f/2.2118°1/4"1.12µm 2MP macro f/2.4 | 16 megapixels |
| Main camera resolution | 12000x9000 pixels | 4608x3456 pixels |
| Video recording (primary) | Full HD (1920x1080) 30 fps | Full HD (1920x1080) 30 fps |
| Flash | LED flash | LED flash |
| Focal aperture | f/1.9 (aperture) | f/1.7 (aperture) |
| Focal length | feature not registered | 26mm lens |
| Sensor size | 1/1.52" inches | 1/2.8" inches |
| Pixel size | 0.7µm pixel | 1.12µm 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 | Only digital 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 | feature not registered | feature not registered |
📸 Front camera | ||
| Redmi Note 12S (128GB) | Galaxy A8 2018 (SM-A530W) | |
| Front camera (secondary) | 16 megapixels | (dual front camera) 16 megapixels 8MP wide f/1.91/4"1.12µm24mm |
| Front camera resolution | 4608x3456 pixels | 4608x3456 pixels |
| Video recording (secondary) | Full HD (1920x1080) | Full HD (1920x1080) |
| Front flash | Not supported | Not supported |
| Focal aperture | f/2.4 (aperture) | f/1.9 (aperture) |
| Focal length | feature not registered | 27mm lens |
| Sensor size | 1/3.1" inches | 1/3.1" inches |
| Pixel size | feature not registered | 1µm pixel |
🔉 Sound and multimedia | ||
| Redmi Note 12S (128GB) | Galaxy A8 2018 (SM-A530W) | |
| Loudspeaker | Stereo sound with dual speakers | Supported |
| 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, XviD, MKV |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| Redmi Note 12S (128GB) | Galaxy A8 2018 (SM-A530W) | |
| USB | USB 2.0 Type-C reversible connector | USB 2.0 Type-C, USB OTG On-The-Go |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Not supported | USB Type-C (reversible) |
| Bluetooth | 5.2 + 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, BeiDou |
| NFC | Not supported | Supported |
| Infrared port | Supported | Not supported |
🧭 Sensors | ||
| Redmi Note 12S (128GB) | Galaxy A8 2018 (SM-A530W) | |
| 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 Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Redmi Note 12S (128GB) | Galaxy A8 2018 (SM-A530W) | |
| 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 | 18W Wired fast charging |
| Inductive / wireless charging | Not supported | Not supported |
| Talk time autonomy | feature not registered | 19 hours |
| Standby | feature not registered | feature not registered |
➕ Other features | ||
| Redmi Note 12S (128GB) | Galaxy A8 2018 (SM-A530W) | |
| 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: Onyx Black, Ice Blue, Pearl Green | • Colors: Black, Gray, Gold, Blue • Samsung DeX (desktop experience) • Samsung Pay • Always-on display • 24-bit/192kHz audio |
☢️ Radiation rate | ||
| Redmi Note 12S (128GB) | Galaxy A8 2018 (SM-A530W) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | feature not registered |