Xiaomi Poco M4 Pro (128GB) vs Samsung Galaxy 551 (GT-i5510M)
Side by side comparison between Xiaomi Poco M4 Pro vs Samsung Galaxy 551 phones, differences, pros, cons and full specifications. What's the better?
,
6.6"
IPS
IPS
1080x2400
50
MP
MP
16mp
6GB
RAM
RAM
Octa-core
5000
mAh
mAh
(Non removable)
vs
3.2"
TFT
TFT
240x400
3.1
MP
MP
512MB
RAM
RAM
Single-core
1200
mAh
mAh
(Removable)
What's the better phone? Xiaomi Poco M4 Pro (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!
31 Advantages 
4 Advantages | 11 Common items in both devices |
| 16 million |
| Only digital zoom |
| PDAF: phase detection autofocus / Autofocus |
| Capacitive |
| Multitouch |
| Accelerometer |
| Compass |
| +4 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 | ||
| Xiaomi Poco M4 Pro (128GB) | Galaxy 551 (GT-i5510M) | |
| Model | Poco M4 Pro (128GB) | Galaxy 551 (GT-i5510M) |
| Other model names | POCO M4 Pro 5G (21091116AC) | Samsung Galaxy i5510M, Samsung Callisto |
| Country or region available |  (Global, International) |   (Latin America), Brazil |
| Brand | Xiaomi | Samsung |
| Release date | 11/11/2021, Announced: 11/9/2021 | 11/1/2010 |
| Depth | 8.75 millimeters (0.34 inches) | 15.2 millimeters (0.6 inches) |
| Size (width x height) | 75.78 x 163.56 millimeters (2.98 x 6.44 in) | 55 x 111 millimeters (2.17 x 4.37 in) |
| Weight | 195 grams (6.83 ounces) | 117 grams (4.1 ounces) |
| Build, materials | Plastic body, glass front | feature not registered |
| Protection against water and others | IP53 certified: protection against dust and splashing | Not supported |
📲 Display | ||
| Xiaomi Poco M4 Pro (128GB) | Galaxy 551 (GT-i5510M) | |
| Display type | TFT IPS LCD | TFT LCD |
| Screen size | 6.6" inches | 3.2" inches |
| Screen-to-body ratio | ~84.8% (screen-to-body ratio) | ~47.7% (screen-to-body ratio) |
| Display resolution | 1080x2400 pixels (20:9) | 240x400 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 399 PPI | 146 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass 3 | Not supported |
| Refresh rate | 90Hz | feature not registered |
| Display features | 450nits[typ] DCI-P3 | feature not registered |
🤖 Operating System | ||
| Xiaomi Poco M4 Pro (128GB) | Galaxy 551 (GT-i5510M) | |
| System version | Android 11 | Android 2.2 Froyo |
| Firmware update | feature not registered | Android 2.3.6 Gingerbread |
| User Interface | MIUI 12.5 | feature not registered |
⚙️ Processor | ||
| Xiaomi Poco M4 Pro (128GB) | Galaxy 551 (GT-i5510M) | |
| Chipset | 64bit: MediaTek Dimensity 810 (6nm) | 32bit: Qualcomm Snapdragon S1 MSM7227 (65nm) |
| CPU | Octa-core, 2 processors: 2x 2.4GHz ARM Cortex-A76 (Dual-core) 6x 2GHz ARM Cortex-A55 (Hexa-core) | Single-core, 1 processor: 1x 600MHz ARM1136EJ-S (Single-core) |
| GPU graphical controller | ARM Mali-G57 MC2 | Qualcomm Adreno 200 |
| Performance (benchmark) | AnTuTu: 353663 (v9) Geekbench: 1797 (v5.1) GFXBench: 13fps (ES 3.1 onscreen) | feature not registered |
💽 Memory and storage | ||
| Xiaomi Poco M4 Pro (128GB) | Galaxy 551 (GT-i5510M) | |
| RAM memory | 6GB LPDDR4X | 512MB |
| Internal storage | 128GB (103GB available) UFS 2.2 | 512MB (173MB available) |
| External storage | Until 1TB microSD, microSDXC (dedicated slot) | Until 32GB microSD, microSDHC (dedicated slot) |
📶 Mobile networks | ||
| Xiaomi Poco M4 Pro (128GB) | Galaxy 551 (GT-i5510M) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card (dedicated slot) | Not supported |
| SIM card | 2 slots (Dual-SIM) nano-SIM (4FF) | 1 slot (Single-SIM) Standard mini-SIM (2FF) |
| Maximum Download / Upload | 2000/1024 Mbps | 7.2 Mbps |
| Network technology | 2G, 3G, 4G, 5G | 2G, 3G |
| 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 850/2100 |
| Primary 4G network | LTE Cat6 (1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 28, 32, 66) TD-LTE (38, 40, 41) VoLTE | Not supported |
| Primary 5G network | SA/NSA (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 | CSD, GPRS, EDGE, UMTS, HSDPA, HSUPA |
| 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 Cat6 (1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 28, 32, 66) TD-LTE (38, 40, 41) VoLTE | Not supported |
| Secondary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A | Not supported |
📷 Camera | ||
| Xiaomi Poco M4 Pro (128GB) | Galaxy 551 (GT-i5510M) | |
| Back camera (main camera) | (dual camera) 50 megapixels 8MP ultrawide f/2.2119° | 3.1 megapixels |
| Main camera resolution | 8160x6120 pixels | 2048x1536 pixels |
| Video recording (primary) | Full HD (1920x1080) 60 fps | QVGA (320x240) 15 fps |
| Flash | LED flash | Not supported |
| Focal aperture | f/1.8 (aperture) | feature not registered |
| Focal length | 26mm lens | feature not registered |
| Sensor size | feature not registered | feature not registered |
| Pixel size | feature not registered | feature not registered |
| Autofocus | PDAF: phase detection autofocus | Autofocus |
| Touch focus | Supported | Not supported |
| Image stabilization | EIS: Digital stabilization | Not supported |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Face detection, Smile detection | Not supported |
| BSI sensor | Supported | Not supported |
| HDR | HDR photo on both cameras | Not supported |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Xiaomi Poco M4 Pro (128GB) | Galaxy 551 (GT-i5510M) | |
| Front camera (secondary) | 16 megapixels | Not supported |
| Front camera resolution | 4608x3456 pixels | Not supported |
| Video recording (secondary) | Full HD (1920x1080) | Not supported |
| Front flash | Not supported | Not supported |
| Focal aperture | f/2.5 (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 | ||
| Xiaomi Poco M4 Pro (128GB) | Galaxy 551 (GT-i5510M) | |
| Loudspeaker | Stereo sound with dual speakers | Supported |
| Active noise cancellation | 2 microphones or more | Not supported |
| Radio | FM | FM (RDS) |
| TV | Not supported | Not supported |
| Video formats | MP4, H.265, H.264, H.263, XviD, MKV | 3GP, 3G2, MJPG, MP4, WMV, H.263 |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, WAV, eAAC+ |
🔌 Connectivity | ||
| Xiaomi Poco M4 Pro (128GB) | Galaxy 551 (GT-i5510M) | |
| USB | USB 2.0 Type-C, USB OTG On-The-Go | MicroUSB 2.0 |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | USB Type-C (reversible) | Not supported |
| Bluetooth | 5.1 + A2DP/LE | 3.0 + A2DP |
| WiFi | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot | 802.11 b/g/n [wifi4] (2.4GHz) |
| DLNA | Not supported | Supported |
| GPS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou | A-GPS, GeoTagging |
| NFC | Supported | Not supported |
| Infrared port | Supported | Not supported |
🧭 Sensors | ||
| Xiaomi Poco M4 Pro (128GB) | Galaxy 551 (GT-i5510M) | |
| Sensors | Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (side-mounted) Gyroscope Virtual proximity sensor | Accelerometer Compass Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Xiaomi Poco M4 Pro (128GB) | Galaxy 551 (GT-i5510M) | |
| Battery type | LiPo: li-ion polymer (Non removable) | Li-Ion: lithium-ion (Removable) |
| Battery capacity | 5000 mAh | 1200 mAh |
| Charger, watts | 33W Wired fast charging | Wired charging |
| Inductive / wireless charging | Not supported | feature not registered |
| Talk time autonomy | feature not registered | 5 hours |
| Standby | feature not registered | 370 hours (15.4 days) |
➕ Other features | ||
| Xiaomi Poco M4 Pro (128GB) | Galaxy 551 (GT-i5510M) | |
| Call control | Voice dialing, Voice recorder, Voice commands | Voice dialing, Voice recorder, Voice commands |
| Messaging | SMS (T9), MMS, E-mail, Push mail | SMS (T9), MMS, E-mail, Push mail |
| Hands-free calling | Supported | Supported |
| Video calling | Supported | Not supported |
| Ringtones | Polyphonic and customized | Polyphonic and customized |
| Web browser | HTML, XHTML, HTML5 | HTML, XHTML, Flash player |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Retractable QWERTY keyboard |
| Miscellaneous | • Colors: Poco Yellow, Power Black, Cool Blue • Silicon protective case included | • Colors: Black • 1GB microSD included • Samsung TouchWiz 3.0 • Java framework |
☢️ Radiation rate | ||
| Xiaomi Poco M4 Pro (128GB) | Galaxy 551 (GT-i5510M) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | feature not registered |