Samsung Galaxy S9 (SM-G960U) vs Samsung Galaxy A8 2018 (SM-A530N)
Side by side comparison between Samsung Galaxy S9 vs Samsung Galaxy A8 (2018) phones, differences, pros, cons and full specifications. What's the better?
,
5.8"
AMOLED
AMOLED
1440x2960
12.2
MP
MP
8mp
4GB
RAM
RAM
Octa-core
3000
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? Samsung Galaxy S9 (SM-G960U)
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!
21 Advantages 
5 Advantages | 33 Common items in both devices |
| 4GB LPDDR4X / 4GB LPDDR4 |
| Until 1TB microSD, microSDXC |
| Aluminum frame, glass front/back |
| Super AMOLED |
| 60Hz |
| 16 million |
| LED flash |
| +26 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 S9 (SM-G960U) | Galaxy A8 2018 (SM-A530N) | |
| Model | Galaxy S9 (SM-G960U) | Galaxy A8 2018 (SM-A530N) |
| Other model names | Unlocked Galaxy S9 G960U (Snapdragon) | 갤럭시 A8 SM-A530N, KT, SKT, LG U+ |
| Country or region available |  USA |  South Korea |
| Brand | Samsung | Samsung |
| Release date | 3/9/2018, Announced: 2/25/2018 | 1/6/2018 |
| Depth | 8.5 millimeters (0.33 inches) | 8.4 millimeters (0.33 inches) |
| Size (width x height) | 68.7 x 147.7 millimeters (2.7 x 5.81 in) | 70.6 x 149.2 millimeters (2.78 x 5.87 in) |
| Weight | 163 grams (5.71 ounces) | 172 grams (6.02 ounces) |
| Build, materials | Aluminum frame, glass front/back Back: Gorilla Glass 5 | 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 | ||
| Galaxy S9 (SM-G960U) | Galaxy A8 2018 (SM-A530N) | |
| Display type | Super AMOLED | Super AMOLED |
| Screen size | 5.8" inches | 5.6" inches |
| Screen-to-body ratio | ~84.1% (screen-to-body ratio) | ~75.6% (screen-to-body ratio) |
| Display resolution | 1440x2960 pixels (18.5:9) | 1080x2220 pixels (18.5:9) |
| Touchscreen | Capacitive Multitouch 10-points | Capacitive Multitouch |
| Pixel density (dot pitch) | 568 PPI | 441 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass 5 | Gorilla Glass 4 |
| Refresh rate | 60Hz | 60Hz |
| Display features | HDR10 Always-On Display | Not supported |
🤖 Operating System | ||
| Galaxy S9 (SM-G960U) | Galaxy A8 2018 (SM-A530N) | |
| System version | Android 8.0 Oreo | Android 7.1.1 Nougat |
| Firmware update | Android 10 | Android 9.0 Pie |
| User Interface | One UI 2.5 / 3.1 | feature not registered |
⚙️ Processor | ||
| Galaxy S9 (SM-G960U) | Galaxy A8 2018 (SM-A530N) | |
| Chipset | 64bit: Qualcomm Snapdragon 845 (SDM845) (10nm) | 64bit: Samsung Exynos 7 Octa 7885 (14nm) |
| CPU | Octa-core, 2 processors: 4x 2.8GHz Kryo 385 Gold (Quad-core) 4x 1.7GHz Kryo 385 Silver (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 630 (710MHz) | ARM Mali-G71 MP2 |
| Performance (benchmark) | AnTuTu: 273972 (v8) Geekbench: 8830 (v4.4) GFXBench: 14fps (ES 3.1 onscreen) | feature not registered |
💽 Memory and storage | ||
| Galaxy S9 (SM-G960U) | Galaxy A8 2018 (SM-A530N) | |
| RAM memory | 4GB LPDDR4X | 4GB LPDDR4 |
| Internal storage | 64GB (51GB available) UFS 2.1 | 32GB (22GB available) eMMC 5.1 |
| External storage | Until 1TB microSD, microSDXC (dedicated slot) | Until 1TB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| Galaxy S9 (SM-G960U) | Galaxy A8 2018 (SM-A530N) | |
| Dual-SIM | Not supported | Not supported |
| SIM card | 1 slot (Single-SIM) nano-SIM (4FF) | 1 slot (Single-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 1200/150 Mbps | 600/75 Mbps |
| Network technology | 2G, 3G, 4G | 2G, 3G, 4G |
| Frequency, bands | Expand band details Collapse details | |
| GSM MHz band | Quad-Band 850/900/1800/1900 | Tri-Band 900/1800/1900 |
| Primary 2G network | CDMA 800/1900, GSM 850/900/1800/1900 | GSM 900/1800/1900 |
| Primary 3G network | CDMA2000 1xEV-DO TD-SCDMA 1900/2000 UMTS 850/900/1700/1900/2100 | UMTS 850/1900/2100 |
| Primary 4G network | LTE Cat18 (1, 2, 3, 4, 5, 7, 8, 12, 18, 19, 20, 28, 29, 30) TD-LTE (38, 39, 40, 41) VoLTE | 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 | Not supported | Not supported |
| Primary data network | GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, TD-SCDMA, UMTS, TD-HSDPA, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A |
| Secondary 2G network | Not supported | Not supported |
| Secondary 3G network | Not supported | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | Not supported | Not supported |
📷 Camera | ||
| Galaxy S9 (SM-G960U) | Galaxy A8 2018 (SM-A530N) | |
| Back camera (main camera) | 12.2 megapixels | 16 megapixels |
| Main camera resolution | 4032x3024 pixels | 4608x3456 pixels |
| Video recording (primary) | 4K UHD (3840x2160) 60 fps | Full HD (1920x1080) 30 fps |
| Flash | LED flash | LED flash |
| Focal aperture | f/1.5 (aperture) | f/1.7 (aperture) |
| Focal length | 26mm lens | 26mm lens |
| Sensor size | 1/2.55" inches | 1/2.8" inches |
| Pixel size | 1.4µm pixel | 1.12µm pixel |
| Autofocus | PDAF on back camera and autofocus front camera | 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/video on both cameras | HDR photo on both cameras |
| Camera extras | 1080p@240fps 720p@960fps | feature not registered |
📸 Front camera | ||
| Galaxy S9 (SM-G960U) | Galaxy A8 2018 (SM-A530N) | |
| Front camera (secondary) | 8 megapixels | (dual front camera) 16 megapixels 8MP wide f/1.91/4"1.12µm24mm |
| Front camera resolution | 3264x2448 pixels | 4608x3456 pixels |
| Video recording (secondary) | 2K UHD (2560x1440) | Full HD (1920x1080) |
| Front flash | Not supported | Not supported |
| Focal aperture | f/1.7 (aperture) | f/1.9 (aperture) |
| Focal length | 25mm lens | 27mm lens |
| Sensor size | 1/3.6" inches | 1/3.1" inches |
| Pixel size | 1.22µm pixel | 1µm pixel |
🔉 Sound and multimedia | ||
| Galaxy S9 (SM-G960U) | Galaxy A8 2018 (SM-A530N) | |
| Loudspeaker | Stereo sound 32-bit/384kHz Dolby Atmos Tuned by AKG | Supported |
| Active noise cancellation | 2 microphones or more | 2 microphones or more |
| Radio | FM | FM |
| TV | Not supported | Digital TV |
| Video formats | MP4, H.265, H.264, H.263, DivX, XviD | MP4, H.265, H.264, H.263, XviD, MKV |
| Audio formats | MP3, WAV, eAAC+, FLAC | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| Galaxy S9 (SM-G960U) | Galaxy A8 2018 (SM-A530N) | |
| USB | USB 3.1 Type-C, USB OTG On-The-Go | USB 2.0 Type-C, USB OTG On-The-Go |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | USB Type-C (reversible) | USB Type-C (reversible) |
| Bluetooth | 5.0 + 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 | Supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou | A-GPS, GeoTagging, GLONASS, BeiDou |
| NFC | Supported | Supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Galaxy S9 (SM-G960U) | Galaxy A8 2018 (SM-A530N) | |
| Sensors | Accelerometer Ambient light sensor ANT+ Barometer Compass Face unlock Fingerprint sensor (rear-mounted) Gyroscope Hall effect Heart rate Iris scanner Proximity sensor SpO2 | Accelerometer Ambient light sensor ANT+ Barometer Compass Face unlock Fingerprint sensor (rear-mounted) Gyroscope Hall effect Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Galaxy S9 (SM-G960U) | Galaxy A8 2018 (SM-A530N) | |
| Battery type | Li-Ion: lithium-ion (Non removable) | Li-Ion: lithium-ion (Non removable) |
| Battery capacity | 3000 mAh | 3000 mAh |
| Charger, watts | 15W (9V/1.67A) Wired fast charging Quick Charge 2 | 18W Wired fast charging |
| Inductive / wireless charging | Qi wireless charging (Qi/PMA) | Not supported |
| Talk time autonomy | feature not registered | 19 hours |
| Standby | feature not registered | feature not registered |
➕ Other features | ||
| Galaxy S9 (SM-G960U) | Galaxy A8 2018 (SM-A530N) | |
| 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: Black, Silver, Blue, Gold, Orchid Gray • Samsung DeX • Samsung Gear VR • Samsung Pay | • Colors: Black, Gray, Gold, Blue • Samsung DeX (desktop experience) • Samsung Pay • Always-on display • 24-bit/192kHz audio • T-DMB TV (korean standard) |
☢️ Radiation rate | ||
| Galaxy S9 (SM-G960U) | Galaxy A8 2018 (SM-A530N) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | 0.63W/kg (head), 1.59W/kg (body) | 0.253W/kg (head), 0.798W/kg (body) |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | feature not registered |