Realme GT 3 (128GB) vs Samsung Galaxy A8 2018 (SM-A530W)
Side by side comparison between Realme GT 3 vs Samsung Galaxy A8 (2018) phones, differences, pros, cons and full specifications. What's the better?
,
6.74"
AMOLED
AMOLED
1240x2772
50
MP
MP
16mp
8GB
RAM
RAM
Octa-core
4600
mAh
mAh
(Non removable)
vs
5.6"
AMOLED
AMOLED
1080x2220
16
MP
MP
16mp
4GB
RAM
RAM
Octa-core
3000
mAh
mAh
(Non removable)
What's the better phone? Realme GT 3 (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!
22 Advantages 
11 Advantages | 20 Common items in both devices |
| Only digital zoom |
| PDAF: phase detection autofocus |
| HDR photo on both cameras |
| (front) Full HD (1920x1080) |
| Capacitive |
| Multitouch |
| Accelerometer |
| +13 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 (128GB) | Galaxy A8 2018 (SM-A530W) | |
| Model | Realme GT 3 (128GB) | Galaxy A8 2018 (SM-A530W) |
| Other model names | Realme GT3 240W RMX3709 | Galaxy A8 SM-A530W Single-Sim |
| Country or region available |  (Global, International) |  Canada |
| Brand | Realme | Samsung |
| Release date | 3/17/2023, Announced: 2/28/2023 | 1/6/2018 |
| Depth | 8.9 millimeters (0.35 inches) | 8.4 millimeters (0.33 inches) |
| Size (width x height) | 75.8 x 163.9 millimeters (2.98 x 6.45 in) | 70.6 x 149.2 millimeters (2.78 x 5.87 in) |
| Weight | 199 grams (6.97 ounces) | 172 grams (6.02 ounces) |
| Build, materials | Back: RGB light notification | Aluminum frame, glass front/back |
| Protection against water and others | IP68 certified: water-resistant up to 1.5 meters for 30min and dust-resistant | IP68 certified: water-resistant up to 1.5 meters for 30min and dust-resistant |
📲 Display | ||
| Realme GT 3 (128GB) | Galaxy A8 2018 (SM-A530W) | |
| Display type | AMOLED | Super AMOLED |
| Screen size | 6.74" inches | 5.6" inches |
| Screen-to-body ratio | ~87.9% (screen-to-body ratio) | ~75.6% (screen-to-body ratio) |
| Display resolution | 1240x2772 pixels (20:9) | 1080x2220 pixels (18.5:9) |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 451 PPI | 441 PPI |
| Colors | 1 billion | 16 million |
| Scratch-resistant glass | Not supported | Gorilla Glass 4 |
| Refresh rate | 144Hz | 60Hz |
| Display features | 500nits[typ], 1400nits[peak] HDR10+ Touch Sampling Rate: 360Hz | Not supported |
🤖 Operating System | ||
| Realme GT 3 (128GB) | Galaxy A8 2018 (SM-A530W) | |
| System version | Android 13 | Android 7.1.1 Nougat |
| Firmware update | feature not registered | Android 9.0 Pie |
| User Interface | Realme UI 4.0 | feature not registered |
⚙️ Processor | ||
| Realme GT 3 (128GB) | Galaxy A8 2018 (SM-A530W) | |
| Chipset | 64bit: Qualcomm Snapdragon 8+ Gen 1 (SM8475) (4nm) | 64bit: Samsung Exynos 7 Octa 7885 (14nm) |
| 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: 2x 2.2GHz ARM Cortex-A73 (Dual-core) 6x 1.6GHz ARM Cortex-A53 (Hexa-core) |
| GPU graphical controller | Qualcomm Adreno 730 (818MHz) | ARM Mali-G71 MP2 |
| Performance (benchmark) | AnTuTu: 1074427 (v9) Geekbench: 3898 (v5.1), 3980 (v6) GFXBench: 59fps (ES 3.1 onscreen) | feature not registered |
💽 Memory and storage | ||
| Realme GT 3 (128GB) | Galaxy A8 2018 (SM-A530W) | |
| RAM memory | 8GB LPDDR5 | 4GB LPDDR4 |
| Internal storage | 128GB (101GB available) UFS 3.1 | 32GB (22GB available) eMMC 5.1 |
| External storage | Not supported | Until 1TB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| Realme GT 3 (128GB) | Galaxy A8 2018 (SM-A530W) | |
| 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) nano-SIM (4FF) |
| Maximum Download / Upload | 2000/1024 Mbps | 600/75 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 | 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 Cat11 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 26, 28, 66) TD-LTE (38, 40, 41) |
| 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, 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 |
| 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 (128GB) | Galaxy A8 2018 (SM-A530W) | |
| Back camera (main camera) | (triple camera) 50 megapixels 8MP ultrawide f/2.216mm112°1/4"1.12µm 2MP microscope f/3.320mm | 16 megapixels |
| Main camera resolution | 8160x6120 pixels | 4608x3456 pixels |
| Video recording (primary) | 4K UHD (3840x2160) 60 fps | Full HD (1920x1080) 30 fps |
| Flash | Dual-LED flash | LED flash |
| Focal aperture | f/1.9 (aperture) | f/1.7 (aperture) |
| Focal length | 24mm lens | 26mm lens |
| Sensor size | 1/1.56" inches | 1/2.8" inches |
| Pixel size | 1µm pixel | 1.12µm pixel |
| Autofocus | PDAF: phase detection autofocus | PDAF: phase detection 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 on both cameras |
| Camera extras | 4K@30/60fps 1080p@30/60fps Sony IMX890 | feature not registered |
📸 Front camera | ||
| Realme GT 3 (128GB) | Galaxy A8 2018 (SM-A530W) | |
| Front camera (secondary) | 16 megapixels | (dual front camera) 16 megapixels 8MP wide f/1.91/4"1.12µm24mm |
| Front camera resolution | 4608x3456 pixels | 4608x3456 pixels |
| Video recording (secondary) | Full HD (1920x1080) | Full HD (1920x1080) |
| Front flash | Not supported | Not supported |
| Focal aperture | f/2.5 (aperture) | f/1.9 (aperture) |
| Focal length | 25mm lens | 27mm lens |
| Sensor size | 1/3.09" inches | 1/3.1" inches |
| Pixel size | 1µm pixel | 1µm pixel |
🔉 Sound and multimedia | ||
| Realme GT 3 (128GB) | Galaxy A8 2018 (SM-A530W) | |
| Loudspeaker | Stereo sound 24-bit/192kHz | Supported |
| Active noise cancellation | 2 microphones or more | 2 microphones or more |
| Radio | Not supported | FM |
| 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 (128GB) | Galaxy A8 2018 (SM-A530W) | |
| 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 | 3.5mm jack |
| TV output | USB Type-C (reversible) | USB Type-C (reversible) |
| Bluetooth | 5.3 + A2DP/LE | 5.0 + 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 [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, BeiDou |
| NFC | Supported | Supported |
| Infrared port | Supported | Not supported |
🧭 Sensors | ||
| Realme GT 3 (128GB) | Galaxy A8 2018 (SM-A530W) | |
| Sensors | Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (under display) Gyroscope Proximity sensor | Accelerometer Ambient light sensor ANT+ Barometer Compass Face unlock Fingerprint sensor (rear-mounted) Gyroscope Hall effect Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Realme GT 3 (128GB) | Galaxy A8 2018 (SM-A530W) | |
| Battery type | LiPo: li-ion polymer (Non removable) | Li-Ion: lithium-ion (Non removable) |
| Battery capacity | 4600 mAh | 3000 mAh |
| Charger, watts | 240W Wired fast charging | 18W Wired fast charging |
| Inductive / wireless charging | Not supported | Not supported |
| Talk time autonomy | feature not registered | 19 hours |
| Standby | feature not registered | feature not registered |
➕ Other features | ||
| Realme GT 3 (128GB) | Galaxy A8 2018 (SM-A530W) | |
| 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: Black, Gray, Gold, Blue • Samsung DeX (desktop experience) • Samsung Pay • Always-on display • 24-bit/192kHz audio |
☢️ Radiation rate | ||
| Realme GT 3 (128GB) | Galaxy A8 2018 (SM-A530W) | |
| 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 |