Samsung Galaxy A8 2018 (SM-A530N) vs Samsung Galaxy A51 5G (SM-A516N)
Side by side comparison between Samsung Galaxy A8 (2018) vs Samsung Galaxy A51 5G phones, differences, pros, cons and full specifications. What's the better?
,
5.6"
AMOLED
AMOLED
1080x2220
16
MP
MP
16mp
4GB
RAM
RAM
Octa-core
3000
mAh
mAh
(Non removable)
vs
6.5"
AMOLED
AMOLED
1080x2400
48
MP
MP
32mp
6GB
RAM
RAM
Octa-core
4500
mAh
mAh
(Non removable)
What's the better phone? Samsung Galaxy A51 5G (SM-A516N)
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!
9 Advantages 
15 Advantages | 33 Common items in both devices |
| Until 1TB microSD, microSDXC |
| Aluminum frame, glass front/back / Aluminum body, glass front, plastic back |
| Super AMOLED |
| 60Hz |
| 16 million |
| LED flash |
| Only digital zoom |
| +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 A8 2018 (SM-A530N) | Galaxy A51 5G (SM-A516N) | |
| Model | Galaxy A8 2018 (SM-A530N) | Galaxy A51 5G (SM-A516N) |
| Other model names | 갤럭시 A8 SM-A530N, KT, SKT, LG U+ | 갤럭시 A51 5G SM-A516NZWMKOO |
| Country or region available |  South Korea | South Korea |
| Brand | Samsung | Samsung |
| Release date | 1/6/2018 | 4/29/2020, Announced: 4/8/2020 |
| Depth | 8.4 millimeters (0.33 inches) | 8.7 millimeters (0.34 inches) |
| Size (width x height) | 70.6 x 149.2 millimeters (2.78 x 5.87 in) | 73.6 x 158.9 millimeters (2.9 x 6.26 in) |
| Weight | 172 grams (6.02 ounces) | 187 grams (6.55 ounces) |
| Build, materials | Aluminum frame, glass front/back | Aluminum body, glass front, plastic back |
| Protection against water and others | IP68 certified: water-resistant up to 1.5 meters for 30min and dust-resistant | Not supported |
📲 Display | ||
| Galaxy A8 2018 (SM-A530N) | Galaxy A51 5G (SM-A516N) | |
| Display type | Super AMOLED | Super AMOLED |
| Screen size | 5.6" inches | 6.5" inches |
| Screen-to-body ratio | ~75.6% (screen-to-body ratio) | ~87.2% (screen-to-body ratio) |
| Display resolution | 1080x2220 pixels (18.5:9) | 1080x2400 pixels (20:9) |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 441 PPI | 405 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass 4 | Gorilla Glass 3 |
| Refresh rate | 60Hz | 60Hz |
| Display features | Not supported | Always-On Display |
🤖 Operating System | ||
| Galaxy A8 2018 (SM-A530N) | Galaxy A51 5G (SM-A516N) | |
| System version | Android 7.1.1 Nougat | Android 10 |
| Firmware update | Android 9.0 Pie | Android 13 |
| User Interface | feature not registered | One UI 2.5 / 3.1 / 4.1 / 5.0 |
⚙️ Processor | ||
| Galaxy A8 2018 (SM-A530N) | Galaxy A51 5G (SM-A516N) | |
| Chipset | 64bit: Samsung Exynos 7 Octa 7885 (14nm) | 64bit: Samsung Exynos 980 (8nm) |
| CPU | Octa-core, 2 processors: 2x 2.2GHz ARM Cortex-A73 (Dual-core) 6x 1.6GHz ARM Cortex-A53 (Hexa-core) | Octa-core, 2 processors: 2x 2.2GHz ARM Cortex-A77 (Dual-core) 6x 1.8GHz ARM Cortex-A55 (Hexa-core) |
| GPU graphical controller | ARM Mali-G71 MP2 | ARM Mali-G76 MP5 (728MHz) |
| Performance (benchmark) | feature not registered | AnTuTu: 316007 (v8) Geekbench: 1867(v5.1) GFXBench: 17fps (ES 3.1 onscreen) |
💽 Memory and storage | ||
| Galaxy A8 2018 (SM-A530N) | Galaxy A51 5G (SM-A516N) | |
| RAM memory | 4GB LPDDR4 | 6GB LPDDR4X |
| Internal storage | 32GB (22GB available) eMMC 5.1 | 128GB (105GB available) UFS 2.1 |
| External storage | Until 1TB microSD, microSDXC (dedicated slot) | Until 1TB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| Galaxy A8 2018 (SM-A530N) | Galaxy A51 5G (SM-A516N) | |
| 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 | 600/75 Mbps | 2000/200 Mbps |
| Network technology | 2G, 3G, 4G | 2G, 3G, 4G, 5G |
| Frequency, bands | Expand band details Collapse details | |
| GSM MHz band | Tri-Band 900/1800/1900 | Quad-Band 850/900/1800/1900 |
| Primary 2G network | GSM 900/1800/1900 | GSM 850/900/1800/1900 |
| Primary 3G network | UMTS 850/1900/2100 | UMTS 850/900/1700/1900/2100 |
| Primary 4G network | LTE Cat11 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 26, 28, 66) TD-LTE (38, 40, 41) | LTE Cat12/13 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 26, 28, 66) TD-LTE (38, 40, 41) VoLTE |
| Primary 5G network | Not supported | SA/NSA/Sub6 (78) |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA |
| 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 A8 2018 (SM-A530N) | Galaxy A51 5G (SM-A516N) | |
| Back camera (main camera) | 16 megapixels | (quad camera) 48 megapixels 12MP ultrawide f/2.213mm1.12µm 5MP telephoto f/2.440mm 5MP depth f/2.21/5.0"1.12µm |
| Main camera resolution | 4608x3456 pixels | 8000x6000 pixels |
| Video recording (primary) | Full HD (1920x1080) 30 fps | 4K UHD (3840x2160) 30 fps |
| Flash | LED flash | LED flash |
| Focal aperture | f/1.7 (aperture) | f/2.0 (aperture) |
| Focal length | 26mm (lens) | 26mm (lens) |
| Sensor size | 1/2.8" inches | 1/2" inches |
| Pixel size | 1.12µm pixel | 0.8µm pixel |
| Autofocus | PDAF: phase detection autofocus | PDAF: phase detection autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | EIS: Digital stabilization | EIS: Digital stabilization |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Face detection, Smile detection | Face detection, Smile detection |
| BSI sensor | Not supported | Not supported |
| HDR | HDR photo on both cameras | HDR photo on both cameras |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Galaxy A8 2018 (SM-A530N) | Galaxy A51 5G (SM-A516N) | |
| Front camera (secondary) | (dual front camera) 16 megapixels 8MP wide f/1.91/4"1.12µm24mm | 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/1.9 (aperture) | f/2.2 (aperture) |
| Focal length | 27mm (lens) | 26mm (lens) |
| Sensor size | 1/3.1" inches | 1/2.8" inches |
| Pixel size | 1µm pixel | 0.8µm pixel |
🔉 Sound and multimedia | ||
| Galaxy A8 2018 (SM-A530N) | Galaxy A51 5G (SM-A516N) | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | 2 microphones or more | 2 microphones or more |
| Radio | FM | FM (RDS) |
| TV | Digital TV | 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 | ||
| Galaxy A8 2018 (SM-A530N) | Galaxy A51 5G (SM-A516N) | |
| USB | USB 2.0 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) | Not supported |
| 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 | Not supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS, BeiDou | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou |
| NFC | Supported | Supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Galaxy A8 2018 (SM-A530N) | Galaxy A51 5G (SM-A516N) | |
| Sensors | Accelerometer Ambient light sensor ANT+ Barometer Compass Face unlock Fingerprint sensor (rear-mounted) Gyroscope Hall effect Proximity sensor | Accelerometer Ambient light sensor ANT+ Compass Face unlock Fingerprint sensor (under display) Gyroscope Hall effect Virtual proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Galaxy A8 2018 (SM-A530N) | Galaxy A51 5G (SM-A516N) | |
| Battery type | Li-Ion: lithium-ion (Non removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 3000 mAh | 4500 mAh |
| Charger, watts | 18W Wired fast charging | 15W Wired fast charging |
| Inductive / wireless charging | Not supported | Not supported |
| Talk time autonomy | 19 hours | feature not registered |
| Standby | feature not registered | feature not registered |
➕ Other features | ||
| Galaxy A8 2018 (SM-A530N) | Galaxy A51 5G (SM-A516N) | |
| Call control | Voice dialing, Voice recorder, Voice commands | Voice dialing, Voice recorder |
| 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, Gray, Gold, Blue • Samsung DeX (desktop experience) • Samsung Pay • Always-on display • 24-bit/192kHz audio • T-DMB TV (korean standard) | • Colors: Prism Cube Black, Prism Cube White, Prism Cube Pink |
☢️ Radiation rate | ||
| Galaxy A8 2018 (SM-A530N) | Galaxy A51 5G (SM-A516N) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | 0.253W/kg (head), 0.798W/kg (body) | 0.497W/kg (head), 1.22W/kg (body) |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | feature not registered |