Realme GT 3 (512GB) vs Samsung Galaxy Quantum 5 (SM-A556S)
Side by side comparison between Realme GT 3 vs Samsung Galaxy Quantum 5 phones, differences, pros, cons and full specifications. What's the better?
,
6.74"
AMOLED
AMOLED
1240x2772
50
MP
MP
16mp
16GB
RAM
RAM
Octa-core
4600
mAh
mAh
(Non removable)
vs
6.6"
AMOLED
AMOLED
1080x2340
50
MP
MP
32mp
8GB
RAM
RAM
Octa-core
5000
mAh
mAh
(Non removable)
What's the better phone? Samsung Galaxy Quantum 5 (SM-A556S)
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!
12 Advantages 
16 Advantages | 29 Common items in both devices |
| UFS 3.1 |
| HDR10+ |
| Only digital zoom |
| PDAF: phase detection autofocus |
| OIS: Optical stabilization |
| BSI sensor |
| HDR photo on both cameras |
| +22 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 3 (512GB) | Galaxy Quantum 5 (SM-A556S) | |
| Model | Realme GT 3 (512GB) | Galaxy Quantum 5 (SM-A556S) |
| Other model names | Realme GT3 240W RMX3709 | 갤럭시 퀀텀5 사업자향 (SKT), Galaxy Quantum5 |
| Country or region available |  (Global, International) |  South Korea |
| Brand | Realme | Samsung |
| Release date | 3/17/2023, Announced: 2/28/2023 | 3/15/2024, Announced: 3/11/2024 |
| Depth | 8.9 millimeters (0.35 inches) | 8.2 millimeters (0.32 inches) |
| Size (width x height) | 75.8 x 163.9 millimeters (2.98 x 6.45 in) | 77.4 x 161.1 millimeters (3.05 x 6.34 in) |
| Weight | 199 grams (6.97 ounces) | 213 grams (7.46 ounces) |
| Build, materials | Plastic body, glass front/back Back: RGB light notification | Aluminum frame, glass front/back Back: Corning Gorilla Glass |
| Protection against water and others | Not supported | IP67 certified: dust proof and waterproof over 1 meter and 30min |
📲 Display | ||
| Realme GT 3 (512GB) | Galaxy Quantum 5 (SM-A556S) | |
| Display type | AMOLED | Super AMOLED |
| Screen size | 6.74" inches | 6.6" inches |
| Screen-to-body ratio | ~87.9% (screen-to-body ratio) | ~85.8% (screen-to-body ratio) |
| Display resolution | 1240x2772 pixels (20:9) | 1080x2340 pixels (19.5:9) |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 451 PPI | 390 PPI |
| Colors | 1 billion | 16 million |
| Scratch-resistant glass | Not supported | Gorilla Glass Victus |
| Refresh rate | 144Hz | 120Hz |
| Display features | 500nits[typ], 1400nits[peak] HDR10+ Touch Sampling Rate: 360Hz | HDR10+ Always-On Display |
🤖 Operating System | ||
| Realme GT 3 (512GB) | Galaxy Quantum 5 (SM-A556S) | |
| System version | Android 13 | Android 14 |
| Firmware update | Android 14 | Android 15 |
| User Interface | Realme UI 4.0 / 5.0 | One UI 6.1 / 7.0 |
⚙️ Processor | ||
| Realme GT 3 (512GB) | Galaxy Quantum 5 (SM-A556S) | |
| Chipset | 64bit: Qualcomm Snapdragon 8+ Gen 1 (SM8475) (4nm) | 64bit: Samsung Exynos 1480 (4nm) |
| CPU | Octa-core, 3 processors: 1x 3.19GHz ARM Cortex-X2 (Single-core) 3x 2.75GHz ARM Cortex-A710 (Triple-core) 4x 2GHz ARM Cortex-A510 (Quad-core) | Octa-core, 2 processors: 4x 2.75GHz ARM Cortex-A78 (Quad-core) 4x 2GHz ARM Cortex-A55 (Quad-core) |
| GPU graphical controller | Qualcomm Adreno 730 (818MHz) | Samsung Xclipse 530 |
| Performance (benchmark) | AnTuTu: 1074427 (v9) Geekbench: 3898 (v5.1), 3980 (v6) GFXBench: 59fps (ES 3.1 onscreen) | AnTuTu: 635598 (v9), 726158 (v10) Geekbench: 3259 (v5), 3350 (v6) |
💽 Memory and storage | ||
| Realme GT 3 (512GB) | Galaxy Quantum 5 (SM-A556S) | |
| RAM memory | 16GB LPDDR5 | 8GB LPDDR5 |
| Internal storage | 512GB (455GB available) UFS 3.1 | 128GB (109GB available) UFS 3.1 |
| External storage | Not supported | Until 1TB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot) |
📶 Mobile networks | ||
| Realme GT 3 (512GB) | Galaxy Quantum 5 (SM-A556S) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card | Dual-SIM Standby - Call active on one sim card (hybrid slot/shares the same microSD slot) |
| SIM card | 2 slots (Dual-SIM) nano-SIM (4FF) | 1 slot (Single-SIM) nano-SIM (4FF) + e-SIM |
| Maximum Download / Upload | 2000/1024 Mbps | 3000/1024 Mbps |
| Network technology | 2G, 3G, 4G, 5G | 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 | CDMA 800, GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Primary 3G network | CDMA2000 1xEV-DO UMTS 800/850/900/1700/1900/2100 | UMTS 850/900/1700/1900/2100 |
| Primary 4G network | LTE Cat20 VoLTE Global version: LTE (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 66) China/India version: LTE (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 66) TD-LTE (34, 38, 39, 40, 41, 42) | LTE Cat18 (1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 26, 28, 66) TD-LTE (38, 40, 41) VoLTE |
| Primary 5G network | SA/NSA (1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 66, 77, 78) | SA/NSA/Sub6 (1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 66, 77, 78) |
| 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 | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6 |
| 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 Cat20 VoLTE Global version: LTE (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 66) China/India version: LTE (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 66) TD-LTE (34, 38, 39, 40, 41, 42) | Not supported |
| Secondary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA | Not supported |
📷 Camera | ||
| Realme GT 3 (512GB) | Galaxy Quantum 5 (SM-A556S) | |
| Back camera (main camera) | (triple camera) 50 megapixels 8MP ultrawide f/2.216mm112°1/4"1.12µm 2MP microscope f/3.320mm | (triple camera) 50 megapixels 12MP ultrawide f/2.2123°1/3.06"1.12µm 5MP macro f/2.4 |
| Main camera resolution | 8160x6120 pixels | 8160x6120 pixels |
| Video recording (primary) | 4K UHD (3840x2160) 60 fps | 4K UHD (3840x2160) 30 fps |
| Flash | Dual-LED flash | LED flash |
| Focal aperture | f/1.9 (aperture) | f/1.8 (aperture) |
| Focal length | 24mm (lens) | feature not registered |
| Sensor size | 1/1.56" inches | 1/1.56" inches |
| Pixel size | 1µm pixel | 1µm pixel |
| Autofocus | PDAF: phase detection autofocus | PDAF: phase detection autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | OIS: Optical stabilization | OIS: Optical stabilization |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Face detection, Smile detection | Face detection, Smile detection |
| BSI sensor | Supported | Supported |
| HDR | HDR photo on both cameras | HDR photo on both cameras |
| Camera extras | 4K@30/60fps 1080p@30/60fps Sony IMX890 | 4K@30fps 1080p@30/60fps 720p@240fps (slow motion) |
📸 Front camera | ||
| Realme GT 3 (512GB) | Galaxy Quantum 5 (SM-A556S) | |
| Front camera (secondary) | 16 megapixels | 32 megapixels |
| Front camera resolution | 4608x3456 pixels | 6528x4896 pixels |
| Video recording (secondary) | Full HD (1920x1080) | 4K UHD (3840x2160) |
| Front flash | Not supported | Not supported |
| Focal aperture | f/2.5 (aperture) | f/2.2 (aperture) |
| Focal length | 25mm (lens) | 26mm (lens) |
| Sensor size | 1/3.09" inches | 1/2.74" inches |
| Pixel size | 1µm pixel | 0.8µm pixel |
🔉 Sound and multimedia | ||
| Realme GT 3 (512GB) | Galaxy Quantum 5 (SM-A556S) | |
| Loudspeaker | Stereo sound with dual speakers 24-bit/192kHz Dolby Atmos | Stereo sound |
| Active noise cancellation | 2 microphones | 3 microphones |
| Radio | Not supported | Not supported |
| TV | Not supported | Not supported |
| Video formats | MP4, H.265, H.264, H.263, XviD, MKV | MP4, H.265, H.264, H.263, XviD, MKV |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| Realme GT 3 (512GB) | Galaxy Quantum 5 (SM-A556S) | |
| USB | USB 2.0 Type-C, USB OTG On-The-Go | USB 2.0 Type-C, USB OTG On-The-Go |
| Audio output | Type-C reversible connector | Type-C reversible connector |
| TV output | USB Type-C (reversible) | USB Type-C (reversible) |
| Bluetooth | 5.3 + A2DP/LE | 5.3 + A2DP/LE |
| WiFi | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot | 802.11 a/b/g/n/ac/ax [wifi6] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot |
| DLNA | Not supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS |
| NFC | Supported | Supported |
| Infrared port | Supported | Not supported |
🧭 Sensors | ||
| Realme GT 3 (512GB) | Galaxy Quantum 5 (SM-A556S) | |
| Sensors | Accelerometer Ambient light sensor Compass Face unlock 2D Fingerprint sensor (under display) Gyroscope Proximity sensor | Accelerometer Ambient light sensor Compass Face unlock 2D Fingerprint sensor (under display) Gyroscope Hall effect Virtual proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Realme GT 3 (512GB) | Galaxy Quantum 5 (SM-A556S) | |
| Battery type | LiPo: li-ion polymer (Non removable) | Li-Ion: lithium-ion (Non removable) |
| Battery capacity | 4600 mAh | 5000 mAh |
| Charger, watts | 240W Wired fast charging | 25W Wired fast charging |
| Inductive / wireless charging | Not supported | Not supported |
| Talk time autonomy | feature not registered | feature not registered |
| Standby | feature not registered | feature not registered |
➕ Other features | ||
| Realme GT 3 (512GB) | Galaxy Quantum 5 (SM-A556S) | |
| 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 | 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: Booster Black, Pulse White | • Colors: Navy, Iceblue, Lilac, Lemon |
☢️ Radiation rate | ||
| Realme GT 3 (512GB) | Galaxy Quantum 5 (SM-A556S) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | 0.629W/kg (head), 1.11W/kg (body) |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | feature not registered |