Samsung Galaxy M55s (SM-M558B/DS 128GB) vs Xiaomi Redmi 8A (32GB/2GB)
Side by side comparison between Samsung Galaxy M55s vs Xiaomi Redmi 8A phones, differences, pros, cons and full specifications. What's the better?
,
6.7"
AMOLED
AMOLED
1080x2400
50
MP
MP
50mp
8GB
RAM
RAM
Octa-core
5000
mAh
mAh
(Non removable)
vs
6.2"
IPS
IPS
720x1520
12
MP
MP
8mp
2GB
RAM
RAM
Octa-core
5000
mAh
mAh
(Non removable)
What's the better phone? Samsung Galaxy M55s (SM-M558B/DS 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!
27 Advantages 
5 Advantages | 24 Common items in both devices |
| Until 1TB microSD, microSDXC / Until 512GB microSD, microSDXC |
| Plastic body, glass front |
| 16 million |
| LED flash |
| Only digital zoom |
| PDAF: phase detection autofocus |
| HDR photo on both cameras |
| +17 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 M55s (SM-M558B/DS 128GB) | Redmi 8A (32GB/2GB) | |
| Model | Galaxy M55s (SM-M558B/DS 128GB) | Redmi 8A (32GB/2GB) |
| Other model names | Galaxy M55s 5G SM-M558B/Dual-SIM | Xiaomi Redmi 8A M1908C3KG, MZB8457IN, MZB8458IN, MZB8459IN |
| Country or region available |   Bangladesh, India |  (Global, International), India |
| Brand | Samsung | Xiaomi |
| Release date | 9/26/2024, Announced: 9/24/2024 | 9/1/2019 |
| Depth | 7.8 millimeters (0.31 inches) | 9.4 millimeters (0.37 inches) |
| Size (width x height) | 76.5 x 163.9 millimeters (3.01 x 6.45 in) | 75.4 x 156.3 millimeters (2.97 x 6.15 in) |
| Weight | 180 grams (6.3 ounces) | 188 grams (6.58 ounces) |
| Build, materials | Plastic body, glass front | Plastic body, glass front |
| Protection against water and others | Not supported | Water repellent nano-coating (don't immerse) |
📲 Display | ||
| Galaxy M55s (SM-M558B/DS 128GB) | Redmi 8A (32GB/2GB) | |
| Display type | Super AMOLED | TFT IPS LCD |
| Screen size | 6.7" inches | 6.2" inches |
| Screen-to-body ratio | ~86.4% (screen-to-body ratio) | ~81.4% (screen-to-body ratio) |
| Display resolution | 1080x2400 pixels (20:9) | 720x1520 pixels (19:9) |
| Touchscreen | Capacitive Multitouch 10-points | Capacitive Multitouch |
| Pixel density (dot pitch) | 393 PPI | 271 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Not supported | Gorilla Glass 5 |
| Refresh rate | 120Hz | 60Hz |
| Display features | Always-On Display | 400nits[typ] |
🤖 Operating System | ||
| Galaxy M55s (SM-M558B/DS 128GB) | Redmi 8A (32GB/2GB) | |
| System version | Android 14 | Android 9.0 Pie |
| Firmware update | Android 15 | feature not registered |
| User Interface | One UI 6.1 / 7.0 | feature not registered |
⚙️ Processor | ||
| Galaxy M55s (SM-M558B/DS 128GB) | Redmi 8A (32GB/2GB) | |
| Chipset | 64bit: Qualcomm Snapdragon 7 Gen 1 (SM7450-AB) (4nm) | 64bit: Qualcomm Snapdragon 439 SDM439 (12nm) |
| CPU | Octa-core, 3 processors: 1x 2.4GHz ARM Cortex-A710 (Single-core) 3x 2.36GHz ARM Cortex-A710 (Triple-core) 4x 1.8GHz ARM Cortex-A510 (Quad-core) | Octa-core, 2 processors: 2x 2GHz ARM Cortex-A53 (Dual-core) 6x 1.45GHz ARM Cortex-A53 (Hexa-core) |
| GPU graphical controller | Qualcomm Adreno 644 (443MHz) | Qualcomm Adreno 505 650Mhz |
| Performance (benchmark) | AnTuTu: 582102 (v10) | feature not registered |
💽 Memory and storage | ||
| Galaxy M55s (SM-M558B/DS 128GB) | Redmi 8A (32GB/2GB) | |
| RAM memory | 8GB LPDDR4X | 2GB LPDDR3 |
| Internal storage | 128GB (105GB available) UFS 2.2 | 32GB (21GB available) eMMC 5.1 |
| External storage | Until 1TB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot) | Until 512GB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| Galaxy M55s (SM-M558B/DS 128GB) | Redmi 8A (32GB/2GB) | |
| 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 (dedicated slot) |
| SIM card | 2 slots (Dual-SIM) nano-SIM (4FF) | 2 slots (Dual-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 3000/1024 Mbps | 150/50 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 | GSM 850/900/1800/1900 | CDMA 800 (China), GSM 850/900/1800/1900 |
| Primary 3G network | UMTS 850/900/1700/1900/2100 | Global, India version: UMTS 850/900/1900/2100 China version: CDMA2000 1xEV-DO TD-SCDMA 1900/2000 UMTS 850/900/1900/2100 |
| Primary 4G network | LTE Cat18 (1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 25, 26, 28, 66) TD-LTE (38, 40, 41) VoLTE | LTE Cat4 VoLTE Global version: LTE (Bands 1, 2, 3, 4, 5, 7, 8, 20) TD-LTE (Bands 38, 40) India version: LTE (Bands 1, 3, 5, 8) TD-LTE (Bands 40, 41) China version: LTE (Bands 1, 3, 5, 7, 8) TD-LTE (Bands 34, 38, 39, 40, 41) |
| Primary 5G network | SA/NSA/Sub6 (1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 66, 77, 78) | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6 | GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, TD-SCDMA, UMTS, TD-HSDPA, HSDPA, HSUPA, HSPA+, TD-LTE, LTE |
| Secondary 2G network | GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Secondary 3G network | UMTS 850/900/1700/1900/2100 | Not supported |
| Secondary 4G network | LTE Cat18 (1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 25, 26, 28, 66) TD-LTE (38, 40, 41) VoLTE | Not supported |
| Secondary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6 | GPRS, EDGE |
📷 Camera | ||
| Galaxy M55s (SM-M558B/DS 128GB) | Redmi 8A (32GB/2GB) | |
| Back camera (main camera) | (triple camera) 50 megapixels 8MP ultrawide f/2.2123° 2MP macro f/2.4 | 12 megapixels |
| Main camera resolution | 8160x6120 pixels | 4000x3000 pixels |
| Video recording (primary) | 4K UHD (3840x2160) 30 fps | Full HD (1920x1080) 30 fps |
| Flash | LED flash | LED flash |
| Focal aperture | f/1.8 (aperture) | f/1.8 (aperture) |
| Focal length | feature not registered | feature not registered |
| Sensor size | 1/1.56" inches | 1/2.55" inches |
| Pixel size | 1µm pixel | 1.4µm pixel |
| Autofocus | PDAF: phase detection autofocus | PDAF: phase detection autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | OIS: Optical 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 | 4K@30fps 1080p@30/60fps 720p@240fps (slow motion) | feature not registered |
📸 Front camera | ||
| Galaxy M55s (SM-M558B/DS 128GB) | Redmi 8A (32GB/2GB) | |
| Front camera (secondary) | 50 megapixels | 8 megapixels |
| Front camera resolution | 8160x6120 pixels | 3264x2448 pixels |
| Video recording (secondary) | 4K UHD (3840x2160) | Full HD (1920x1080) |
| Front flash | Not supported | Not supported |
| Focal aperture | f/2.4 (aperture) | f/2.0 (aperture) |
| Focal length | feature not registered | feature not registered |
| Sensor size | feature not registered | 1/4" inches |
| Pixel size | feature not registered | 1.12µm pixel |
🔉 Sound and multimedia | ||
| Galaxy M55s (SM-M558B/DS 128GB) | Redmi 8A (32GB/2GB) | |
| Loudspeaker | Stereo sound | Supported |
| Active noise cancellation | 2 microphones | 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 | ||
| Galaxy M55s (SM-M558B/DS 128GB) | Redmi 8A (32GB/2GB) | |
| USB | USB 2.0 Type-C, USB OTG On-The-Go | USB 2.0 Type-C, USB OTG On-The-Go |
| Audio output | Type-C reversible connector | 3.5mm jack |
| TV output | USB Type-C (reversible) | Not supported |
| Bluetooth | 5.2 + A2DP/LE | 4.2 + A2DP |
| WiFi | 802.11 a/b/g/n/ac/ax [wifi6] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot | 802.11 b/g/n [wifi4] (2.4GHz) WiFi Direct, hotspot |
| DLNA | Not supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS | A-GPS, GeoTagging, GLONASS, BeiDou |
| NFC | Supported | Not supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Galaxy M55s (SM-M558B/DS 128GB) | Redmi 8A (32GB/2GB) | |
| Sensors | Accelerometer Ambient light sensor Compass Face unlock 2D Fingerprint sensor (under display) Gyroscope Proximity sensor | Accelerometer Ambient light sensor Compass Face unlock 2D Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Galaxy M55s (SM-M558B/DS 128GB) | Redmi 8A (32GB/2GB) | |
| Battery type | Li-Ion: lithium-ion (Non removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 5000 mAh | 5000 mAh |
| Charger, watts | 45W Wired fast charging | 18W (9V/2A) Wired fast charging |
| Inductive / wireless charging | Not supported | feature not registered |
| Talk time autonomy | feature not registered | 42 hours (1.8 days) |
| Standby | feature not registered | feature not registered |
➕ Other features | ||
| Galaxy M55s (SM-M558B/DS 128GB) | Redmi 8A (32GB/2GB) | |
| Call control | Voice dialing, Voice recorder, Voice commands | Voice dialing, Voice recorder |
| 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: Thunder Black, Coral Green | • Colors: Midnight Black, Ocean Blue, Sunset Red • MIUI 11 • Sony IMX363 back camera sensor • Quick Charge 3.0 |
☢️ Radiation rate | ||
| Galaxy M55s (SM-M558B/DS 128GB) | Redmi 8A (32GB/2GB) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | 0.93W/kg (head) | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | feature not registered |