Samsung Galaxy M55s (SM-M558B/DS 128GB) vs Samsung Galaxy Fold (SM-F900U)
Side by side comparison between Samsung Galaxy M55s vs Samsung Galaxy Fold 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
7.3"
AMOLED
AMOLED
1536x2152
12.2
MP
MP
10mp
12GB
RAM
RAM
Octa-core
4380
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!
16 Advantages 
13 Advantages | 28 Common items in both devices |
| Super AMOLED / Dynamic AMOLED |
| 16 million |
| LED flash |
| PDAF: phase detection autofocus / PDAF: phase detection autofocus on both cameras |
| OIS: Optical stabilization |
| BSI sensor |
| HDR photo on both cameras / HDR photo/video on both cameras |
| +21 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) | Galaxy Fold (SM-F900U) | |
| Model | Galaxy M55s (SM-M558B/DS 128GB) | Galaxy Fold (SM-F900U) |
| Other model names | Galaxy M55s 5G SM-M558B/Dual-SIM | Galaxy Fold F900U (Single-SIM) Unlocked, Samsung Winner |
| Country or region available |   Bangladesh, India |  USA |
| Brand | Samsung | Samsung |
| Release date | 9/26/2024, Announced: 9/24/2024 | 4/26/2019, Announced: 2/28/2019 |
| Depth | 7.8 millimeters (0.31 inches) | 6.9 millimeters (0.27 inches) |
| Size (width x height) | 76.5 x 163.9 millimeters (3.01 x 6.45 in) | 117.9 x 160.9 millimeters (4.64 x 6.33 in) |
| Weight | 180 grams (6.3 ounces) | 263 grams (9.21 ounces) |
| Build, materials | Plastic body, glass front | Aluminum frame, flexible plastic screen, glass back Folded: 15.5mm x 62.9mm x 160.9mm |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Galaxy M55s (SM-M558B/DS 128GB) | Galaxy Fold (SM-F900U) | |
| Display type | Super AMOLED | Dynamic AMOLED |
| Screen size | 6.7" inches | 7.3" inches |
| Screen-to-body ratio | ~86.4% (screen-to-body ratio) | ~85.7% (screen-to-body ratio) |
| Display resolution | 1080x2400 pixels (20:9) | 1536x2152 pixels |
| Touchscreen | Capacitive Multitouch 10-points | Capacitive Multitouch |
| Pixel density (dot pitch) | 393 PPI | 362 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Not supported | Not supported |
| Refresh rate | 120Hz | 60Hz |
| Display features | Always-On Display | HDR10+ Extra display: Super AMOLED 4.6" (720x1680) |
🤖 Operating System | ||
| Galaxy M55s (SM-M558B/DS 128GB) | Galaxy Fold (SM-F900U) | |
| System version | Android 14 | Android 9.0 Pie |
| Firmware update | Android 15 | Android 12 |
| User Interface | One UI 6.1 / 7.0 | One UI 2.5 / 3.1 / 4.0 |
⚙️ Processor | ||
| Galaxy M55s (SM-M558B/DS 128GB) | Galaxy Fold (SM-F900U) | |
| Chipset | 64bit: Qualcomm Snapdragon 7 Gen 1 (SM7450-AB) (4nm) | 64bit: Qualcomm Snapdragon 855 (SM8150) (7nm) |
| 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, 3 processors: 1x 2.84GHz Kryo 485 (Single-core) 3x 2.42GHz Kryo 485 (Triple-core) 4x 1.78GHz Kryo 485 (Quad-core) |
| GPU graphical controller | Qualcomm Adreno 644 (443MHz) | Qualcomm Adreno 640 (585MHz) |
| Performance (benchmark) | AnTuTu: 582102 (v10) | AnTuTu: 363016 (v7) Geekbench: 11028 (v4.4) GFXBench: 32fps (ES 3.1 onscreen) |
💽 Memory and storage | ||
| Galaxy M55s (SM-M558B/DS 128GB) | Galaxy Fold (SM-F900U) | |
| RAM memory | 8GB LPDDR4X | 12GB LPDDR4X |
| Internal storage | 128GB (105GB available) UFS 2.2 | 512GB (462GB available) UFS 3.0 |
| External storage | Until 1TB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot) | Not supported |
📶 Mobile networks | ||
| Galaxy M55s (SM-M558B/DS 128GB) | Galaxy Fold (SM-F900U) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card (hybrid slot/shares the same microSD slot) | Not supported |
| SIM card | 2 slots (Dual-SIM) nano-SIM (4FF) | 1 slot (Single-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 3000/1024 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 | GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Primary 3G network | UMTS 850/900/1700/1900/2100 | TD-SCDMA 1900/2000 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 | LTE Cat18 (1, 2, 3, 4, 5, 7, 8, 12, 14, 18, 19, 20, 28, 29, 30, 66) TD-LTE (38, 39, 40, 41, 46) VoLTE |
| 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, TD-SCDMA, UMTS, TD-HSDPA, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A |
| Secondary 2G network | GSM 850/900/1800/1900 | Not supported |
| 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 | Not supported |
📷 Camera | ||
| Galaxy M55s (SM-M558B/DS 128GB) | Galaxy Fold (SM-F900U) | |
| Back camera (main camera) | (triple camera) 50 megapixels 8MP ultrawide f/2.2123° 2MP macro f/2.4 | (triple camera) 12.2 megapixels 12MP telephoto f/2.41/3.6"52mm1.0µmAFOIS2x-optical-zoom 16MP ultrawide f/2.212mm1/3.1"1.0µm |
| Main camera resolution | 8160x6120 pixels | 4032x3024 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/1.5 (aperture) |
| Focal length | feature not registered | 26mm (lens) |
| 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 on both cameras |
| Touch focus | Supported | Supported |
| Image stabilization | OIS: Optical stabilization | OIS: Optical stabilization |
| Zoom | Only digital zoom | Digital and optical zoom |
| Face/smile detection | Face detection, Smile detection | Face detection, Smile detection |
| BSI sensor | Supported | Supported |
| HDR | HDR photo on both cameras | HDR photo/video on both cameras |
| Camera extras | 4K@30fps 1080p@30/60fps 720p@240fps (slow motion) | 4K@60fps 1080p@30/60fps 1080p@240fps (slow motion) 720p@960fps (slow motion) HDR10 Cover camera: 10MP (f/2.2) |
📸 Front camera | ||
| Galaxy M55s (SM-M558B/DS 128GB) | Galaxy Fold (SM-F900U) | |
| Front camera (secondary) | 50 megapixels | (dual front camera) 10 megapixels 8MP depth f/1.924mm1.22µm |
| Front camera resolution | 8160x6120 pixels | 3872x2592 pixels |
| Video recording (secondary) | 4K UHD (3840x2160) | 4K UHD (3840x2160) |
| Front flash | Not supported | Not supported |
| Focal aperture | f/2.4 (aperture) | f/2.2 (aperture) |
| Focal length | feature not registered | 26mm (lens) |
| Sensor size | feature not registered | 1/3" inches |
| Pixel size | feature not registered | 1.22µm pixel |
🔉 Sound and multimedia | ||
| Galaxy M55s (SM-M558B/DS 128GB) | Galaxy Fold (SM-F900U) | |
| Loudspeaker | Stereo sound | Stereo sound 32-bit/384kHz Dolby Atmos Tuned by AKG |
| Active noise cancellation | 2 microphones | 2 microphones or more |
| Radio | Not supported | 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 | ||
| Galaxy M55s (SM-M558B/DS 128GB) | Galaxy Fold (SM-F900U) | |
| 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 reversible connector | Type-C reversible connector |
| TV output | USB Type-C (reversible) | USB Type-C (reversible) |
| Bluetooth | 5.2 + 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 | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou |
| NFC | Supported | Supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Galaxy M55s (SM-M558B/DS 128GB) | Galaxy Fold (SM-F900U) | |
| Sensors | Accelerometer Ambient light sensor Compass Face unlock 2D Fingerprint sensor (under display) Gyroscope Proximity sensor | Accelerometer Ambient light sensor ANT+ Compass Face unlock 2D Fingerprint sensor (side-mounted) Gyroscope Hall effect Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Galaxy M55s (SM-M558B/DS 128GB) | Galaxy Fold (SM-F900U) | |
| Battery type | Li-Ion: lithium-ion (Non removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 5000 mAh | 4380 mAh |
| Charger, watts | 45W Wired fast charging | 15W Wired fast charging |
| Inductive / wireless charging | Not supported | 15W Qi wireless charging 9W Reverse wireless charging |
| Talk time autonomy | feature not registered | 32 hours (1.3 days) |
| Standby | feature not registered | feature not registered |
➕ Other features | ||
| Galaxy M55s (SM-M558B/DS 128GB) | Galaxy Fold (SM-F900U) | |
| 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: Black, Space Silver, Martian Green, Astro Blue • Samsung DeX • Samsung Pay |
☢️ Radiation rate | ||
| Galaxy M55s (SM-M558B/DS 128GB) | Galaxy Fold (SM-F900U) | |
| 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 |