Samsung Galaxy M55 All specs
Full specifications phone: Samsung Galaxy M55 specs, detailed technical information, features, price and review. All about this phone.
,
The Samsung Galaxy M55 (SM-M556B/DS 128GB) is a good Android phone with 2.4GHz Octa-core processor that allows run games and heavy applications.
An advantage of the Samsung Galaxy M55 (SM-M556B/DS 128GB) is the possibility of using two mobile carriers, a Dual-SIM device with two SIM card slots.
Great connectivity of this device includes Bluetooth 5.2 + A2DP/LE, WiFi 802.11 a/b/g/n/ac/ax [wifi6] (2.4GHz, 5GHz) + MIMO and NFC to make mobile payments or connection to other devices.
Including the battery, the Samsung Galaxy M55 (SM-M556B/DS 128GB) phone has 180 grams and it's a very thin device, only 7.8mm.
Summary
*depends on the model⚙️ CPU: Qualcomm Snapdragon 7 Gen 1 (SM7450-AB)
🔥 AnTuTu
582102 (v10)
🔥 AnTuTu
582102 (v10)
🤖 Android 14
🔄 Android 15
🔄 Android 15
📱 6.7"
Super AMOLED
120Hz
Super AMOLED
120Hz
🔳 RAM: 8GB / 12GB*
💽 ROM: 128GB / 256GB*
💽 ROM: 128GB / 256GB*
🔌 WIFI6, BT5.2, NFC
📷 (triple camera) 50MP + 8MP + 2MP
🤳 (front) 50MP
🤳 (front) 50MP
🔋 5000mAh
⚡ 45W
⚡ 45W
📱 Model features |
|
| Samsung Galaxy M55 | |
| Model | Galaxy M55 (SM-M556B/DS 128GB) |
| Other model names | Galaxy M55 5G SM-M556B/Dual-SIM |
| Country or region available |    (Global, International), Bangladesh, Mexico |
| Brand | Samsung |
| Release date | 3/28/2024 |
| Depth | 7.8 millimeters (0.31 inches) |
| Size (width x height) | 76.5 x 163.9 millimeters (3.01 x 6.45 in) |
| Weight | 180 grams (6.3 ounces) |
| Build, materials | Plastic body, glass front |
| Protection against water and others | Not supported |
📲 Display |
|
| Samsung Galaxy M55 | |
| Display type | Super AMOLED |
| Screen size | 6.7" inches |
| Screen-to-body ratio | ~86.4% (screen-to-body ratio) |
| Display resolution | 1080x2400 pixels (20:9) |
| Touchscreen | Capacitive Multitouch 10-points |
| Pixel density (dot pitch) | 393 PPI |
| Colors | 16 million |
| Scratch-resistant glass | Not supported |
| Refresh rate | 120Hz |
| Display features | Always-On Display |
🤖 Operating System |
|
| Samsung Galaxy M55 | |
| System version | Android 14 |
| Firmware update | Android 15 |
| User Interface | One UI 6.1 / 7.0 |
⚙️ Processor |
|
| Samsung Galaxy M55 | |
| Chipset | 64bit: Qualcomm Snapdragon 7 Gen 1 (SM7450-AB) (4nm) |
| 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) |
| GPU graphical controller | Qualcomm Adreno 644 (443MHz) |
| Performance (benchmark) | AnTuTu: 582102 (v10) |
💽 Memory and storage |
|
| Samsung Galaxy M55 | |
| RAM memory | 8GB LPDDR4X |
| Internal storage | 128GB (105GB available) UFS 2.2 |
| External storage | Until 1TB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot) |
📶 Mobile networks |
|
| Samsung Galaxy M55 | |
| Dual-SIM | 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) |
| Maximum Download / Upload | 3000/1024 Mbps |
| Network technology | 2G, 3G, 4G, 5G |
| Frequency, bands | Expand band details Collapse details |
| GSM MHz band | Quad-Band 850/900/1800/1900 |
| Primary 2G network | GSM 850/900/1800/1900 |
| Primary 3G network | UMTS 850/900/1700/1900/2100 |
| 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 |
| Primary 5G network | SA/NSA/Sub6 (1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 66, 77, 78) |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6 |
| Secondary 2G network | GSM 850/900/1800/1900 |
| Secondary 3G network | UMTS 850/900/1700/1900/2100 |
| 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 |
| Secondary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6 |
📷 Camera |
|
| Samsung Galaxy M55 | |
| Back camera (main camera) | (triple camera) 50 megapixels 8MP ultrawide f/2.2123° 2MP macro f/2.4 |
| Main camera resolution | 8160x6120 pixels |
| Video recording (primary) | 4K UHD (3840x2160) 30 fps |
| Flash | LED flash |
| Focal aperture | f/1.8 (aperture) |
| Focal length | feature not registered |
| Sensor size | 1/1.56" inches |
| Pixel size | 1µm pixel |
| Autofocus | PDAF: phase detection autofocus |
| Touch focus | Supported |
| Image stabilization | OIS: Optical stabilization |
| Zoom | Only digital zoom |
| Face/smile detection | Face detection, Smile detection |
| BSI sensor | Supported |
| HDR | HDR photo on both cameras |
| Camera extras | 4K@30fps 1080p@30/60fps 720p@240fps (slow motion) |
📸 Front camera |
|
| Samsung Galaxy M55 | |
| Front camera (secondary) | 50 megapixels |
| Front camera resolution | 8160x6120 pixels |
| Video recording (secondary) | 4K UHD (3840x2160) |
| Front flash | Not supported |
| Focal aperture | f/2.4 (aperture) |
| Focal length | feature not registered |
| Sensor size | feature not registered |
| Pixel size | feature not registered |
🔉 Sound and multimedia |
|
| Samsung Galaxy M55 | |
| Loudspeaker | Stereo sound |
| Active noise cancellation | 2 microphones |
| Radio | Not supported |
| TV | Not supported |
| Video formats | MP4, H.265, H.264, H.263, XviD, MKV |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity |
|
| Samsung Galaxy M55 | |
| USB | USB 2.0 Type-C, USB OTG On-The-Go |
| Audio output | Type-C reversible connector |
| TV output | USB Type-C (reversible) |
| Bluetooth | 5.2 + A2DP/LE |
| WiFi | 802.11 a/b/g/n/ac/ax [wifi6] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot |
| DLNA | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS |
| NFC | Supported |
| Infrared port | Not supported |
🧭 Sensors |
|
| Samsung Galaxy M55 | |
| Sensors | Accelerometer Ambient light sensor Compass Face unlock 2D Fingerprint sensor (under display) Gyroscope Proximity sensor |
| Vibrating alert | Supported |
🔋 Battery |
|
| Samsung Galaxy M55 | |
| Battery type | Li-Ion: lithium-ion (Non removable) |
| Battery capacity | 5000 mAh |
| Charger, watts | 45W Wired fast charging |
| Inductive / wireless charging | Not supported |
| Talk time autonomy | feature not registered |
| Standby | feature not registered |
➕ Other features |
|
| Samsung Galaxy M55 | |
| Call control | Voice dialing, Voice recorder, Voice commands |
| Messaging | SMS (T9), MMS, E-mail, Push mail |
| Hands-free calling | Supported |
| Video calling | Supported |
| Ringtones | Polyphonic and customized |
| Web browser | HTML, XHTML, HTML5 |
| Antenna | Internal antenna |
| Qwerty physical keyboard | Not supported |
| Miscellaneous | • Colors: Dark Blue, Light Green |
☢️ Radiation rate |
|
| Samsung Galaxy M55 | |
| SAR 1.6W/kg (USA, Mexico, etc.) | 0.79W/kg (head), 1.09W/kg (body) |
| SAR 2W/kg (Europe, UK, etc.) | 0.96W/kg (head), 0.98W/kg (body) |
Samsung Galaxy M55 versions (variations) with different specifications
Samsung Galaxy M55 (SM-M556B/DS 128GB)Samsung Galaxy M55 (SM-M556B/DS 256GB/12GB)Samsung Galaxy M55 (SM-M556B/DS 256GB/8GB)Samsung Galaxy M55 (SM-M556E/DS 128GB)Samsung Galaxy M55 (SM-M556E/DS 256GB/8GB)
A field report on IaC scanning: lessons from 100+ teams
Monday, 4.6.2026
How a mobile phone can make your travels easy in Canada
Wednesday, 2.11.2026
Testing the 5 best AI app builders for 2026
Monday, 2.9.2026