Samsung Galaxy M55s (SM-M558B/DS 256GB) vs Samsung Galaxy Halo (SM-J727AZ)
Side by side comparison between Samsung Galaxy M55s vs Samsung Galaxy Halo 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
5.5"
IPS
IPS
720x1280
8
MP
MP
5mp
2GB
RAM
RAM
Octa-core
3300
mAh
mAh
(Removable)
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!
28 Advantages 
4 Advantages | 19 Common items in both devices |
| Plastic body, glass front |
| 16 million |
| LED flash |
| Only digital zoom |
| PDAF: phase detection autofocus / Autofocus |
| Capacitive |
| Multitouch |
| +12 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) | Galaxy Halo (SM-J727AZ) | |
| Model | Galaxy M55s (SM-M558B/DS 256GB) | Galaxy Halo (SM-J727AZ) |
| Other model names | Galaxy M55s 5G SM-M558B/Dual-SIM | Galaxy J7 2017 (Cricket Wireless) SM-J727AZKZAIO |
| Country or region available |   Bangladesh, India |  USA |
| Brand | Samsung | Samsung |
| Release date | 9/26/2024, Announced: 9/24/2024 | 3/1/2017 |
| Depth | 7.8 millimeters (0.31 inches) | 8.6 millimeters (0.34 inches) |
| Size (width x height) | 76.5 x 163.9 millimeters (3.01 x 6.45 in) | 76.2 x 151.4 millimeters (3 x 5.96 in) |
| Weight | 180 grams (6.3 ounces) | 167 grams (5.85 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) | Galaxy Halo (SM-J727AZ) | |
| Display type | Super AMOLED | TFT IPS LCD |
| Screen size | 6.7" inches | 5.5" inches |
| Screen-to-body ratio | ~86.4% (screen-to-body ratio) | ~72.3% (screen-to-body ratio) |
| Display resolution | 1080x2400 pixels (20:9) | 720x1280 pixels |
| Touchscreen | Capacitive Multitouch 10-points | Capacitive Multitouch |
| Pixel density (dot pitch) | 393 PPI | 267 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) | Galaxy Halo (SM-J727AZ) | |
| System version | Android 14 | Android 7.0 Nougat |
| 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) | Galaxy Halo (SM-J727AZ) | |
| Chipset | 64bit: Qualcomm Snapdragon 7 Gen 1 (SM7450-AB) (4nm) | 64bit: Samsung Exynos 7870 (14nm) |
| 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, 1 processor: 8x 1.6GHz ARM Cortex-A53 (Octa-core) |
| GPU graphical controller | Qualcomm Adreno 644 (443MHz) | ARM Mali-T830 MP1 (700MHz) |
| Performance (benchmark) | AnTuTu: 582102 (v10) | feature not registered |
💽 Memory and storage | ||
| Galaxy M55s (SM-M558B/DS 256GB) | Galaxy Halo (SM-J727AZ) | |
| RAM memory | 8GB LPDDR4X | 2GB LPDDR3 |
| Internal storage | 256GB (233GB available) UFS 2.2 | 16GB (10GB available) eMMC 5.1 |
| External storage | Until 1TB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot) | Until 256GB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| Galaxy M55s (SM-M558B/DS 256GB) | Galaxy Halo (SM-J727AZ) | |
| 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 | 300/50 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 850/1700/1900 |
| 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 Cat6 (Bands 2, 3, 4, 5, 7, 12) |
| 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, 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 256GB) | Galaxy Halo (SM-J727AZ) | |
| 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) | Galaxy Halo (SM-J727AZ) | |
| Front camera (secondary) | 50 megapixels | 5 megapixels |
| Front camera resolution | 8160x6120 pixels | 2560x1920 pixels |
| Video recording (secondary) | 4K UHD (3840x2160) | Full HD (1920x1080) |
| 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) | Galaxy Halo (SM-J727AZ) | |
| Loudspeaker | Stereo sound | Supported |
| 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.264, H.263, XviD, MKV |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| Galaxy M55s (SM-M558B/DS 256GB) | Galaxy Halo (SM-J727AZ) | |
| USB | USB 2.0 Type-C, USB OTG On-The-Go | MicroUSB 2.0, 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 | 4.1 + A2DP |
| 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 |
| NFC | Supported | Not supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Galaxy M55s (SM-M558B/DS 256GB) | Galaxy Halo (SM-J727AZ) | |
| Sensors | Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (under display) Gyroscope Proximity sensor | Accelerometer Ambient light sensor ANT+ Compass Gyroscope Hall effect Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Galaxy M55s (SM-M558B/DS 256GB) | Galaxy Halo (SM-J727AZ) | |
| Battery type | Li-Ion: lithium-ion (Non removable) | Li-Ion: lithium-ion (Removable) |
| Battery capacity | 5000 mAh | 3300 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 | 288 hours (12 days) |
➕ Other features | ||
| Galaxy M55s (SM-M558B/DS 256GB) | Galaxy Halo (SM-J727AZ) | |
| 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 • HAC M3/T3 |
☢️ Radiation rate | ||
| Galaxy M55s (SM-M558B/DS 256GB) | Galaxy Halo (SM-J727AZ) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | 0.93W/kg (head) | 0.62W/kg (head), 1.25W/kg (body) |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | feature not registered |