Samsung Galaxy A8 2018 (SM-A530F) vs Samsung Galaxy A31 (SM-A315F)
Side by side comparison between Samsung Galaxy A8 (2018) vs Samsung Galaxy A31 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
6.4"
AMOLED
AMOLED
1080x2400
48
MP
MP
20mp
4GB
RAM
RAM
Octa-core
5000
mAh
mAh
(Non removable)
What's the better phone? Samsung Galaxy A8 2018 (SM-A530F)
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!
13 Advantages 
8 Advantages | 31 Common items in both devices |
| 4GB LPDDR4 / 4GB LPDDR4X |
| eMMC 5.1 |
| Until 1TB microSD, microSDXC |
| Super AMOLED |
| 60Hz |
| 16 million |
| LED flash |
| +24 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-A530F) | Galaxy A31 (SM-A315F) | |
| Model | Galaxy A8 2018 (SM-A530F) | Galaxy A31 (SM-A315F) |
| Other model names | Galaxy A8 SM-A530F Single-Sim | Galaxy A31 SM-A315F (Single-Sim) NFC (128GB + 4GB RAM) |
| Country or region available |      (Latin America), (Europe), South Africa, Mexico, Sri Lanka | South Africa |
| Brand | Samsung | Samsung |
| Release date | 1/6/2018 | 4/27/2020, Announced: 3/24/2020 |
| Depth | 8.4 millimeters (0.33 inches) | 8.6 millimeters (0.34 inches) |
| Size (width x height) | 70.6 x 149.2 millimeters (2.78 x 5.87 in) | 73.1 x 159.3 millimeters (2.88 x 6.27 in) |
| Weight | 172 grams (6.02 ounces) | 185 grams (6.48 ounces) |
| Build, materials | Aluminum frame, glass front/back | Plastic body, glass front |
| 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-A530F) | Galaxy A31 (SM-A315F) | |
| Display type | Super AMOLED | Super AMOLED |
| Screen size | 5.6" inches | 6.4" inches |
| Screen-to-body ratio | ~75.6% (screen-to-body ratio) | ~84.9% (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 | 411 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass 4 | Not supported |
| Refresh rate | 60Hz | 60Hz |
| Display features | Not supported | Not supported |
🤖 Operating System | ||
| Galaxy A8 2018 (SM-A530F) | Galaxy A31 (SM-A315F) | |
| System version | Android 7.1.1 Nougat | Android 10 |
| Firmware update | Android 9.0 Pie | Android 11 |
| User Interface | feature not registered | One UI 2.5 / 3.1 |
⚙️ Processor | ||
| Galaxy A8 2018 (SM-A530F) | Galaxy A31 (SM-A315F) | |
| Chipset | 64bit: Samsung Exynos 7 Octa 7885 (14nm) | 64bit: MediaTek Helio P65 (MT6768) (12nm) |
| 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 2GHz ARM Cortex-A75 (Dual-core) 6x 1.7GHz ARM Cortex-A55 (Hexa-core) |
| GPU graphical controller | ARM Mali-G71 MP2 | ARM Mali-G52 MC2 (820MHz) |
| Performance (benchmark) | feature not registered | AnTuTu: 151815 (v8) Geekbench: 5096 (v4.4), 1216 (v5.1) GFXBench: 7fps (ES 3.1 onscreen) |
💽 Memory and storage | ||
| Galaxy A8 2018 (SM-A530F) | Galaxy A31 (SM-A315F) | |
| RAM memory | 4GB LPDDR4 | 4GB LPDDR4X |
| Internal storage | 32GB (22GB available) eMMC 5.1 | 128GB (104GB available) eMMC 5.1 |
| External storage | Until 1TB microSD, microSDXC (dedicated slot) | Until 1TB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| Galaxy A8 2018 (SM-A530F) | Galaxy A31 (SM-A315F) | |
| 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 | 150/50 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 | Quad-Band 850/900/1800/1900 |
| Primary 2G network | GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Primary 3G network | UMTS 850/900/1700/1900/2100 | UMTS 850/900/1900/2100 |
| 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 Cat4 (1, 2, 3, 5, 7, 8, 20) TD-LTE (38, 40, 41) VoLTE |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE |
| 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-A530F) | Galaxy A31 (SM-A315F) | |
| Back camera (main camera) | 16 megapixels | (quad camera) 48 megapixels 8MP ultrawide f/2.2123°1/4"1.12µm 5MP macro f/2.4 5MP depth f/2.4 |
| Main camera resolution | 4608x3456 pixels | 8000x6000 pixels |
| Video recording (primary) | Full HD (1920x1080) 30 fps | Full HD (1920x1080) 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-A530F) | Galaxy A31 (SM-A315F) | |
| Front camera (secondary) | (dual front camera) 16 megapixels 8MP wide f/1.91/4"1.12µm24mm | 20 megapixels |
| Front camera resolution | 4608x3456 pixels | 5184x3840 pixels |
| Video recording (secondary) | Full HD (1920x1080) | Full HD (1920x1080) |
| Front flash | Not supported | Not supported |
| Focal aperture | f/1.9 (aperture) | f/2.2 (aperture) |
| Focal length | 27mm lens | feature not registered |
| Sensor size | 1/3.1" inches | feature not registered |
| Pixel size | 1µm pixel | feature not registered |
🔉 Sound and multimedia | ||
| Galaxy A8 2018 (SM-A530F) | Galaxy A31 (SM-A315F) | |
| Loudspeaker | Supported | Mono sound (not stereo) |
| Active noise cancellation | 2 microphones or more | 2 microphones or more |
| Radio | FM | 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 | ||
| Galaxy A8 2018 (SM-A530F) | Galaxy A31 (SM-A315F) | |
| 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) | 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 | 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-A530F) | Galaxy A31 (SM-A315F) | |
| Sensors | Accelerometer Ambient light sensor ANT+ Barometer Compass Face unlock Fingerprint sensor (rear-mounted) Gyroscope Hall effect Proximity sensor | Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (under display) Gyroscope Virtual proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Galaxy A8 2018 (SM-A530F) | Galaxy A31 (SM-A315F) | |
| Battery type | Li-Ion: lithium-ion (Non removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 3000 mAh | 5000 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-A530F) | Galaxy A31 (SM-A315F) | |
| 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, Gray, Gold, Blue • Samsung DeX (desktop experience) • Samsung Pay • Always-on display • 24-bit/192kHz audio | • Colors: Prism Black, Prism Blue, Prism Red, Prism White |
☢️ Radiation rate | ||
| Galaxy A8 2018 (SM-A530F) | Galaxy A31 (SM-A315F) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | 0.51W/kg (head), 0.76W/kg (body) | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | 0.241W/kg (head), 1.25W/kg (body) | 0.488W/kg (head), 1.68W/kg (body) |