Samsung Galaxy M55s (SM-M558B/DS 256GB) vs Positivo Twist S520 4G
Side by side comparison between Samsung Galaxy M55s vs Positivo Twist S520 phones, differences, pros, cons and full specifications. What's the better?
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6.7"
AMOLED
AMOLED
1080x2400
50
MP
MP
50mp
8GB
RAM
RAM
Octa-core
5000
mAh
mAh
(Non removable)
vs
What's the better phone? Samsung Galaxy M55s (SM-M558B/DS 256GB)
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!
29 Advantages 
4 Advantages | 16 Common items in both devices |
| Plastic body, glass front |
| 16 million |
| LED flash |
| Only digital zoom |
| PDAF: phase detection autofocus / Autofocus |
| Capacitive |
| Multitouch |
| +9 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 256GB) | Positivo Twist S520 4G | |
| Model | Galaxy M55s (SM-M558B/DS 256GB) | Twist S520 4G |
| Other model names | Galaxy M55s 5G SM-M558B/Dual-SIM | Positivo Twist 4G, Positivo S520 4G Dual Chip 8GB |
| Country or region available |   Bangladesh, India |  Brazil |
| Brand | Samsung | Positivo |
| Release date | 9/26/2024, Announced: 9/24/2024 | 7/11/2016 |
| 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) | 72 x 145 millimeters (2.83 x 5.71 in) |
| Weight | 180 grams (6.3 ounces) | 149 grams (5.22 ounces) |
| Build, materials | Plastic body, glass front | Plastic body, glass front |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Galaxy M55s (SM-M558B/DS 256GB) | Positivo Twist S520 4G | |
| Display type | Super AMOLED | TFT LCD |
| Screen size | 6.7" inches | 5" inches |
| Screen-to-body ratio | ~86.4% (screen-to-body ratio) | ~66% (screen-to-body ratio) |
| Display resolution | 1080x2400 pixels (20:9) | 480x854 pixels |
| Touchscreen | Capacitive Multitouch 10-points | Capacitive Multitouch |
| Pixel density (dot pitch) | 393 PPI | 196 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Not supported | Not supported |
| Refresh rate | 120Hz | feature not registered |
| Display features | Always-On Display | feature not registered |
🤖 Operating System | ||
| Galaxy M55s (SM-M558B/DS 256GB) | Positivo Twist S520 4G | |
| System version | Android 14 | Android 6.0 Marshmallow |
| Firmware update | Android 15 | feature not registered |
| User Interface | One UI 6.1 / 7.0 | feature not registered |
⚙️ Processor | ||
| Galaxy M55s (SM-M558B/DS 256GB) | Positivo Twist S520 4G | |
| Chipset | 64bit: Qualcomm Snapdragon 7 Gen 1 (SM7450-AB) (4nm) | 32bit: MediaTek |
| 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) | Quad-core, 1 processor: 4x 1GHz |
| GPU graphical controller | Qualcomm Adreno 644 (443MHz) | feature not registered |
| Performance (benchmark) | AnTuTu: 582102 (v10) | feature not registered |
💽 Memory and storage | ||
| Galaxy M55s (SM-M558B/DS 256GB) | Positivo Twist S520 4G | |
| RAM memory | 8GB LPDDR4X | 1GB |
| Internal storage | 256GB (233GB available) UFS 2.2 | 8GB (4GB available) |
| External storage | Until 1TB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot) | Until 64GB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| Galaxy M55s (SM-M558B/DS 256GB) | Positivo Twist S520 4G | |
| 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) micro-SIM (3FF) and standard SIM (2FF) |
| 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 | GSM 850/900/1800/1900 |
| Primary 3G network | UMTS 850/900/1700/1900/2100 | UMTS 850/900/2100 |
| 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 (Bands 3, 7, 28) |
| 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, UMTS, HSDPA, HSUPA, HSPA+, 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 256GB) | Positivo Twist S520 4G | |
| Back camera (main camera) | (triple camera) 50 megapixels 8MP ultrawide f/2.2123° 2MP macro f/2.4 | 8 megapixels |
| Main camera resolution | 8160x6120 pixels | 3264x2448 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) | feature not registered |
| Focal length | feature not registered | feature not registered |
| Sensor size | 1/1.56" inches | feature not registered |
| Pixel size | 1µm pixel | feature not registered |
| Autofocus | PDAF: phase detection autofocus | 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 only main camera |
| Camera extras | 4K@30fps 1080p@30/60fps 720p@240fps (slow motion) | feature not registered |
📸 Front camera | ||
| Galaxy M55s (SM-M558B/DS 256GB) | Positivo Twist S520 4G | |
| Front camera (secondary) | 50 megapixels | 5 megapixels |
| Front camera resolution | 8160x6120 pixels | 2592x1944 pixels |
| Video recording (secondary) | 4K UHD (3840x2160) | HD (1280x720) |
| Front flash | Not supported | Not supported |
| Focal aperture | f/2.4 (aperture) | feature not registered |
| Focal length | feature not registered | feature not registered |
| Sensor size | feature not registered | feature not registered |
| Pixel size | feature not registered | feature not registered |
🔉 Sound and multimedia | ||
| Galaxy M55s (SM-M558B/DS 256GB) | Positivo Twist S520 4G | |
| Loudspeaker | Stereo sound | Supported |
| Active noise cancellation | 2 microphones | Not supported |
| Radio | Not supported | Not supported |
| TV | Not supported | Not supported |
| Video formats | MP4, H.265, H.264, H.263, XviD, MKV | MP4, H.264, H.263 |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, WAV, eAAC+ |
🔌 Connectivity | ||
| Galaxy M55s (SM-M558B/DS 256GB) | Positivo Twist S520 4G | |
| USB | USB 2.0 Type-C, USB OTG On-The-Go | MicroUSB 2.0 |
| Audio output | Type-C reversible connector | 3.5mm jack |
| TV output | USB Type-C (reversible) | Not supported |
| Bluetooth | 5.2 + A2DP/LE | 4.0 + 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) |
| DLNA | Not supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS | A-GPS, GeoTagging |
| NFC | Supported | Not supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Galaxy M55s (SM-M558B/DS 256GB) | Positivo Twist S520 4G | |
| Sensors | Accelerometer Ambient light sensor Compass Face unlock 2D Fingerprint sensor (under display) Gyroscope Proximity sensor | Accelerometer Ambient light sensor Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Galaxy M55s (SM-M558B/DS 256GB) | Positivo Twist S520 4G | |
| Battery type | Li-Ion: lithium-ion (Non removable) | Li-Ion: lithium-ion (Removable) |
| Battery capacity | 5000 mAh | 2200 mAh |
| Charger, watts | 45W Wired fast charging | Wired charging |
| Inductive / wireless charging | Not supported | feature not registered |
| Talk time autonomy | feature not registered | feature not registered |
| Standby | feature not registered | feature not registered |
➕ Other features | ||
| Galaxy M55s (SM-M558B/DS 256GB) | Positivo Twist S520 4G | |
| 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: Gold, Blue • Screen protector included • Extra case included • Positivo Apps • WiFi hotspot |
☢️ Radiation rate | ||
| Galaxy M55s (SM-M558B/DS 256GB) | Positivo Twist S520 4G | |
| 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 |