Realme GT Master (256GB) vs Samsung Galaxy 551 (GT-i5510M)
Side by side comparison between Realme GT Master vs Samsung Galaxy 551 phones, differences, pros, cons and full specifications. What's the better?
,
6.43"
AMOLED
AMOLED
1080x2400
64
MP
MP
32mp
8GB
RAM
RAM
Octa-core
4300
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? Realme GT Master (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!
31 Advantages 
5 Advantages | 13 Common items in both devices |
| 16 million |
| Only digital zoom |
| PDAF: phase detection autofocus / Autofocus |
| Capacitive |
| Multitouch |
| Accelerometer |
| Compass |
| +6 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 | ||
| Realme GT Master (256GB) | Galaxy 551 (GT-i5510M) | |
| Model | Realme GT Master (256GB) | Galaxy 551 (GT-i5510M) |
| Other model names | Realme GT Master edition (RMX3361) | Samsung Galaxy i5510M, Samsung Callisto |
| Country or region available |  (Global, International) |   (Latin America), Brazil |
| Brand | Realme | Samsung |
| Release date | 7/30/2021, Announced: 7/21/2021 | 11/1/2010 |
| Depth | 8.7 millimeters (0.34 inches) | 15.2 millimeters (0.6 inches) |
| Size (width x height) | 73.5 x 159.2 millimeters (2.89 x 6.27 in) | 55 x 111 millimeters (2.17 x 4.37 in) |
| Weight | 178 grams (6.23 ounces) | 117 grams (4.1 ounces) |
| Build, materials | Plastic body, glass front | feature not registered |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Realme GT Master (256GB) | Galaxy 551 (GT-i5510M) | |
| Display type | Super AMOLED | TFT LCD |
| Screen size | 6.43" inches | 3.2" inches |
| Screen-to-body ratio | ~85.3% (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) | 409 PPI | 146 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Not supported | Not supported |
| Refresh rate | 120Hz | feature not registered |
| Display features | 1000nits[peak] | feature not registered |
🤖 Operating System | ||
| Realme GT Master (256GB) | Galaxy 551 (GT-i5510M) | |
| System version | Android 11 | Android 2.2 Froyo |
| Firmware update | Android 12 | Android 2.3.6 Gingerbread |
| User Interface | Realme UI 2.0 / 3.0 | feature not registered |
⚙️ Processor | ||
| Realme GT Master (256GB) | Galaxy 551 (GT-i5510M) | |
| Chipset | 64bit: Qualcomm Snapdragon 778G (SM7325) (6nm) | 32bit: Qualcomm Snapdragon S1 MSM7227 (65nm) |
| CPU | Octa-core, 3 processors: 1x 2.4GHz ARM Cortex-A78 (Single-core) 3x 2.2GHz ARM Cortex-A78 (Triple-core) 4x 1.8GHz ARM Cortex-A55 (Quad-core) | Single-core, 1 processor: 1x 600MHz ARM1136EJ-S (Single-core) |
| GPU graphical controller | Qualcomm Adreno 642L (550MHz) | Qualcomm Adreno 200 |
| Performance (benchmark) | AnTuTu: 529263 (v9) Geekbench: 2917 (v5.1) GFXBench: 27fps (ES 3.1 onscreen) | feature not registered |
💽 Memory and storage | ||
| Realme GT Master (256GB) | Galaxy 551 (GT-i5510M) | |
| RAM memory | 8GB LPDDR4X | 512MB |
| Internal storage | 256GB (230GB available) UFS 2.1 | 512MB (173MB available) |
| External storage | Not supported | Until 32GB microSD, microSDHC (dedicated slot) |
📶 Mobile networks | ||
| Realme GT Master (256GB) | Galaxy 551 (GT-i5510M) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card | 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 | CDMA 800/1900, GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Primary 3G network | CDMA2000 1xEV-DO UMTS 850/900/1700/1900/2100 | UMTS 850/2100 |
| Primary 4G network | LTE Cat16 VoLTE Global version: LTE (1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 66) TD-LTE (38, 39, 40, 41) China version: LTE (1, 2, 3, 4, 5, 7, 8, 18, 19, 26, 28) TD-LTE (34, 38, 39, 40, 41) | Not supported |
| Primary 5G network | Global version: SA/NSA (1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 66, 77, 78) China version: SA/NSA (1, 3, 5, 8, 28, 41, 77, 78) | Not supported |
| Primary data network | GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, 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 Cat16 VoLTE Global version: LTE (1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 66) TD-LTE (38, 39, 40, 41) China version: LTE (1, 2, 3, 4, 5, 7, 8, 18, 19, 26, 28) TD-LTE (34, 38, 39, 40, 41) | Not supported |
| Secondary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A | Not supported |
📷 Camera | ||
| Realme GT Master (256GB) | Galaxy 551 (GT-i5510M) | |
| Back camera (main camera) | (triple camera) 64 megapixels 8MP ultrawide f/2.216mm119°1/4"1.12µm 2MP macro f/2.4 | 3.1 megapixels |
| Main camera resolution | 10120x6328 pixels | 2048x1536 pixels |
| Video recording (primary) | 4K UHD (3840x2160) 30 fps | QVGA (320x240) 15 fps |
| Flash | LED flash | Not supported |
| Focal aperture | f/1.8 (aperture) | feature not registered |
| Focal length | 25mm (lens) | feature not registered |
| Sensor size | 1/2" inches | feature not registered |
| Pixel size | 0.7µm pixel | 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 only main camera | Not supported |
| Camera extras | 1080p@60fps | feature not registered |
📸 Front camera | ||
| Realme GT Master (256GB) | Galaxy 551 (GT-i5510M) | |
| Front camera (secondary) | 32 megapixels | Not supported |
| Front camera resolution | 6528x4896 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 | 26mm (lens) | feature not registered |
| Sensor size | 1/2.74" inches | feature not registered |
| Pixel size | 0.8µm pixel | feature not registered |
🔉 Sound and multimedia | ||
| Realme GT Master (256GB) | Galaxy 551 (GT-i5510M) | |
| Loudspeaker | Mono sound (not stereo) 24-bit/192kHz | Supported |
| Active noise cancellation | 2 microphones or more | Not supported |
| Radio | Not supported | 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 | ||
| Realme GT Master (256GB) | 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 | 5.2 + A2DP/LE | 3.0 + 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 | Supported |
| GPS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS | A-GPS, GeoTagging |
| NFC | Supported | Not supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Realme GT Master (256GB) | Galaxy 551 (GT-i5510M) | |
| Sensors | Accelerometer Ambient light sensor Compass Face unlock 2D Fingerprint sensor (under display) Gyroscope Proximity sensor | Accelerometer Compass Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Realme GT Master (256GB) | Galaxy 551 (GT-i5510M) | |
| Battery type | LiPo: li-ion polymer (Non removable) | Li-Ion: lithium-ion (Removable) |
| Battery capacity | 4300 mAh | 1200 mAh |
| Charger, watts | 65W (10V/6.5A) 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 | ||
| Realme GT Master (256GB) | 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: Black, Gray, White, Aurora • Screen protector included • Protective case included • Fast charging: 100% in 33min | • Colors: Black • 1GB microSD included • Samsung TouchWiz 3.0 • Java framework |
☢️ Radiation rate | ||
| Realme GT Master (256GB) | 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 |