Samsung Galaxy 551 (GT-i5510M) vs Realme 7 5G (128GB/8GB)
Side by side comparison between Samsung Galaxy 551 vs Realme 7 5G phones, differences, pros, cons and full specifications. What's the better?
,
3.2"
TFT
TFT
240x400
3.1
MP
MP
512MB
RAM
RAM
Single-core
1200
mAh
mAh
(Removable)
vs
6.5"
IPS
IPS
1080x2400
48
MP
MP
16mp
8GB
RAM
RAM
Octa-core
5000
mAh
mAh
(Non removable)
What's the better phone? Realme 7 5G (128GB/8GB)
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!
4 Advantages 
32 Advantages | 13 Common items in both devices |
| 16 million |
| Only digital zoom |
| Autofocus / PDAF: phase detection 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 | ||
| Galaxy 551 (GT-i5510M) | Realme 7 5G (128GB/8GB) | |
| Model | Galaxy 551 (GT-i5510M) | Realme 7 5G (128GB/8GB) |
| Other model names | Samsung Galaxy i5510M, Samsung Callisto | Realme 7 5G RMX2111 (128GB + 8GB RAM) |
| Country or region available |   (Latin America), Brazil |  (Global, International) |
| Brand | Samsung | Realme |
| Release date | 11/1/2010 | 11/27/2020 |
| Depth | 15.2 millimeters (0.6 inches) | 9.1 millimeters (0.36 inches) |
| Size (width x height) | 55 x 111 millimeters (2.17 x 4.37 in) | 75.1 x 162.2 millimeters (2.96 x 6.39 in) |
| Weight | 117 grams (4.1 ounces) | 195 grams (6.83 ounces) |
| Build, materials | feature not registered | Plastic body, glass front |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Galaxy 551 (GT-i5510M) | Realme 7 5G (128GB/8GB) | |
| Display type | TFT LCD | TFT IPS LCD |
| Screen size | 3.2" inches | 6.5" inches |
| Screen-to-body ratio | ~47.7% (screen-to-body ratio) | ~83.7% (screen-to-body ratio) |
| Display resolution | 240x400 pixels | 1080x2400 pixels (20:9) |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 146 PPI | 405 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Not supported | Gorilla Glass |
| Refresh rate | feature not registered | 120Hz |
| Display features | feature not registered | 480nits[typ] |
🤖 Operating System | ||
| Galaxy 551 (GT-i5510M) | Realme 7 5G (128GB/8GB) | |
| System version | Android 2.2 Froyo | Android 10 |
| Firmware update | Android 2.3.6 Gingerbread | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Galaxy 551 (GT-i5510M) | Realme 7 5G (128GB/8GB) | |
| Chipset | 32bit: Qualcomm Snapdragon S1 MSM7227 (65nm) | 64bit: MediaTek Dimensity 800U MT6853 (7nm) |
| CPU | Single-core, 1 processor: 1x 600MHz ARM1136EJ-S (Single-core) | Octa-core, 2 processors: 2x 2.4GHz ARM Cortex-A76 (Dual-core) 6x 2GHz ARM Cortex-A55 (Hexa-core) |
| GPU graphical controller | Qualcomm Adreno 200 | ARM Mali-G57 MC3 |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Galaxy 551 (GT-i5510M) | Realme 7 5G (128GB/8GB) | |
| RAM memory | 512MB | 8GB LPDDR4X |
| Internal storage | 512MB (173MB available) | 128GB (106GB available) UFS 2.1 |
| External storage | Until 32GB microSD, microSDHC (dedicated slot) | Until 1TB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot) |
📶 Mobile networks | ||
| Galaxy 551 (GT-i5510M) | Realme 7 5G (128GB/8GB) | |
| Dual-SIM | Not supported | Dual-SIM Standby - Call active on one sim card (hybrid slot/shares the same microSD slot) |
| SIM card | 1 slot (Single-SIM) Standard mini-SIM (2FF) | 2 slots (Dual-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 7.2 Mbps | 2000/1024 Mbps |
| Network technology | 2G, 3G | 2G, 3G, 4G, 5G |
| 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 850/2100 | UMTS 800/850/900/1700/1900/2100 |
| Primary 4G network | Not supported | LTE Cat6 (1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 66) TD-LTE (38, 39, 40, 41) VoLTE |
| Primary 5G network | Not supported | SA/NSA (1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 77, 78) |
| Primary data network | CSD, GPRS, EDGE, UMTS, HSDPA, HSUPA | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA |
| Secondary 2G network | Not supported | GSM 850/900/1800/1900 |
| Secondary 3G network | Not supported | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | Not supported | GPRS, EDGE |
📷 Camera | ||
| Galaxy 551 (GT-i5510M) | Realme 7 5G (128GB/8GB) | |
| Back camera (main camera) | 3.1 megapixels | (quad camera) 48 megapixels 8MP ultrawide f/2.3119°1/4"1.12µm 2MP macro f/2.4 2MP depth f/2.4 |
| Main camera resolution | 2048x1536 pixels | 8000x6000 pixels |
| Video recording (primary) | QVGA (320x240) 15 fps | 4K UHD (3840x2160) 30 fps |
| Flash | Not supported | LED flash |
| Focal aperture | feature not registered | f/1.8 (aperture) |
| Focal length | feature not registered | 26mm (lens) |
| Sensor size | feature not registered | 1/2" inches |
| Pixel size | feature not registered | 0.8µm pixel |
| Autofocus | Autofocus | PDAF: phase detection autofocus |
| Touch focus | Not supported | Supported |
| Image stabilization | Not supported | EIS: Digital stabilization |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Not supported | Face detection, Smile detection |
| BSI sensor | Not supported | Not supported |
| HDR | Not supported | HDR photo on both cameras |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Galaxy 551 (GT-i5510M) | Realme 7 5G (128GB/8GB) | |
| Front camera (secondary) | Not supported | 16 megapixels |
| Front camera resolution | Not supported | 4608x3456 pixels |
| Video recording (secondary) | Not supported | Full HD (1920x1080) |
| Front flash | Not supported | Not supported |
| Focal aperture | feature not registered | f/2.1 (aperture) |
| Focal length | feature not registered | 26mm (lens) |
| Sensor size | feature not registered | 1/3.06" inches |
| Pixel size | feature not registered | 1µm pixel |
🔉 Sound and multimedia | ||
| Galaxy 551 (GT-i5510M) | Realme 7 5G (128GB/8GB) | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | Not supported | 2 microphones or more |
| Radio | FM (RDS) | Not supported |
| TV | Not supported | Not supported |
| Video formats | 3GP, 3G2, MJPG, MP4, WMV, H.263 | MP4, H.265, H.264, H.263, XviD, MKV |
| Audio formats | MP3, WAV, eAAC+ | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| Galaxy 551 (GT-i5510M) | Realme 7 5G (128GB/8GB) | |
| USB | MicroUSB 2.0 | USB 2.0 Type-C, USB OTG On-The-Go |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Not supported | USB Type-C (reversible) |
| Bluetooth | 3.0 + A2DP | 5.1 + A2DP/LE |
| WiFi | 802.11 b/g/n [wifi4] (2.4GHz) | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot |
| DLNA | Supported | Not supported |
| GPS | A-GPS, GeoTagging | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou |
| NFC | Not supported | Supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Galaxy 551 (GT-i5510M) | Realme 7 5G (128GB/8GB) | |
| Sensors | Accelerometer Compass Proximity sensor | Accelerometer Ambient light sensor Compass Face unlock 2D Fingerprint sensor (side-mounted) Gyroscope Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Galaxy 551 (GT-i5510M) | Realme 7 5G (128GB/8GB) | |
| Battery type | Li-Ion: lithium-ion (Removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 1200 mAh | 5000 mAh |
| Charger, watts | Wired charging | 30W (5V/6A) Wired fast charging Reverse charging by cable |
| Inductive / wireless charging | feature not registered | Not supported |
| Talk time autonomy | 5 hours | 35 hours (1.5 days) |
| Standby | 370 hours (15.4 days) | 672 hours (28 days) |
➕ Other features | ||
| Galaxy 551 (GT-i5510M) | Realme 7 5G (128GB/8GB) | |
| 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 | Not supported | Supported |
| Ringtones | Polyphonic and customized | Polyphonic and customized |
| Web browser | HTML, XHTML, Flash player | HTML, XHTML, HTML5 |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Retractable QWERTY keyboard | Not supported |
| Miscellaneous | • Colors: Black • 1GB microSD included • Samsung TouchWiz 3.0 • Java framework | • Colors: Baltic Blue • Realme UI • Dolby Atmos • 24-bit/192kHz audio • Screen protector included • Protective case included • Weather-sealed ports & loudspeaker |
☢️ Radiation rate | ||
| Galaxy 551 (GT-i5510M) | Realme 7 5G (128GB/8GB) | |
| 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 |