Xiaomi Mi A3 (128GB) vs Samsung Galaxy A8+ 2018 (SM-A730F/DS 64GB/4GB)
Side by side comparison between Xiaomi Mi A3 vs Samsung Galaxy A8+ (2018) phones, differences, pros, cons and full specifications. What's the better?
,
6.088"
AMOLED
AMOLED
720x1560
48
MP
MP
32mp
4GB
RAM
RAM
Octa-core
4030
mAh
mAh
(Non removable)
vs
6"
AMOLED
AMOLED
1080x2220
16
MP
MP
16mp
4GB
RAM
RAM
Octa-core
3500
mAh
mAh
(Non removable)
What's the better phone? Xiaomi Mi A3 (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!
11 Advantages 
10 Advantages | 31 Common items in both devices |
| 4GB LPDDR4X / 4GB LPDDR4 |
| Until 512GB microSD, microSDXC / Until 1TB microSD, microSDXC |
| Aluminum frame, glass front/back |
| 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 | ||
| Xiaomi Mi A3 (128GB) | Galaxy A8+ 2018 (SM-A730F/DS 64GB/4GB) | |
| Model | Xiaomi Mi A3 (128GB) | Galaxy A8+ 2018 (SM-A730F/DS 64GB/4GB) |
| Other model names | Xiaomi Mi A3 (Android One), M1906F9SH, M1906F9SI | Galaxy A8 Plus SM-A730F/Dual-Sim (4GB RAM) |
| Country or region available |  (Global, International) |  (Global, International), Brazil |
| Brand | Xiaomi | Samsung |
| Release date | 7/24/2019, Announced: 7/17/2019 | 1/6/2018 |
| Depth | 8.5 millimeters (0.33 inches) | 8.3 millimeters (0.33 inches) |
| Size (width x height) | 71.85 x 153.48 millimeters (2.83 x 6.04 in) | 75.7 x 159.9 millimeters (2.98 x 6.3 in) |
| Weight | 174 grams (6.09 ounces) | 191 grams (6.69 ounces) |
| Build, materials | Aluminum frame, glass front/back | Aluminum frame, glass front/back |
| Protection against water and others | Not supported | IP68 certified: water-resistant up to 1.5 meters for 30min and dust-resistant |
📲 Display | ||
| Xiaomi Mi A3 (128GB) | Galaxy A8+ 2018 (SM-A730F/DS 64GB/4GB) | |
| Display type | Super AMOLED | Super AMOLED |
| Screen size | 6.088" inches | 6" inches |
| Screen-to-body ratio | ~82.5% (screen-to-body ratio) | ~75.5% (screen-to-body ratio) |
| Display resolution | 720x1560 pixels (19.5:9) | 1080x2220 pixels (18.5:9) |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 282 PPI | 411 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass 5 | Gorilla Glass 4 |
| Refresh rate | 60Hz | 60Hz |
| Display features | Not supported | Not supported |
🤖 Operating System | ||
| Xiaomi Mi A3 (128GB) | Galaxy A8+ 2018 (SM-A730F/DS 64GB/4GB) | |
| System version | Android 9.0 Pie | Android 7.1.1 Nougat |
| Firmware update | Android 11 | Android 9.0 Pie |
| User Interface | Android One | feature not registered |
⚙️ Processor | ||
| Xiaomi Mi A3 (128GB) | Galaxy A8+ 2018 (SM-A730F/DS 64GB/4GB) | |
| Chipset | 64bit: Qualcomm Snapdragon 665 (SM6125) (11nm) | 64bit: Samsung Exynos 7 Octa 7885 (14nm) |
| CPU | Octa-core, 2 processors: 4x 2GHz Kryo 260 Gold (Quad-core) 4x 1.8GHz Kryo 260 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 610 | ARM Mali-G71 MP2 |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Xiaomi Mi A3 (128GB) | Galaxy A8+ 2018 (SM-A730F/DS 64GB/4GB) | |
| RAM memory | 4GB LPDDR4X | 4GB LPDDR4 |
| Internal storage | 128GB (109GB available) UFS 2.1 | 64GB (51GB available) eMMC 5.1 |
| External storage | Until 512GB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot) | Until 1TB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| Xiaomi Mi A3 (128GB) | Galaxy A8+ 2018 (SM-A730F/DS 64GB/4GB) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card (hybrid slot/shares the same microSD slot) | Dual-SIM Standby - Call active on one sim card (dedicated slot) |
| SIM card | 2 slots (Dual-SIM) nano-SIM (4FF) | 2 slots (Dual-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 450/50 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 | 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 850/900/1700/1900/2100 |
| Primary 4G network | LTE Cat9 (1, 2, 3, 4, 5, 7, 8, 20, 28) TD-LTE (38, 40) 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, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A |
| Secondary 2G network | GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Secondary 3G network | UMTS 850/900/1700/1900/2100 | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+ | GPRS, EDGE |
📷 Camera | ||
| Xiaomi Mi A3 (128GB) | Galaxy A8+ 2018 (SM-A730F/DS 64GB/4GB) | |
| Back camera (main camera) | (triple camera) 48 megapixels 8MP ultrawide f/2.21/4.0"1.12µm 2MP depth f/2.4 | 16 megapixels |
| Main camera resolution | 8000x6000 pixels | 4608x3456 pixels |
| Video recording (primary) | 4K UHD (3840x2160) 30 fps | Full HD (1920x1080) 30 fps |
| Flash | LED flash | LED flash |
| Focal aperture | f/1.8 (aperture) | f/1.7 (aperture) |
| Focal length | feature not registered | 26mm lens |
| Sensor size | 1/2" inches | 1/2.8" inches |
| Pixel size | 0.8µm pixel | 1.12µm 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 | 1080p@120fps | feature not registered |
📸 Front camera | ||
| Xiaomi Mi A3 (128GB) | Galaxy A8+ 2018 (SM-A730F/DS 64GB/4GB) | |
| Front camera (secondary) | 32 megapixels | (dual front camera) 16 megapixels 8MP wide f/1.91/4"1.12µm24mm |
| Front camera resolution | 6528x4896 pixels | 4608x3456 pixels |
| Video recording (secondary) | Full HD (1920x1080) | Full HD (1920x1080) |
| Front flash | Not supported | Not supported |
| Focal aperture | f/2.0 (aperture) | f/1.9 (aperture) |
| Focal length | 26mm lens | 27mm lens |
| Sensor size | 1/2.8" inches | 1/3.1" inches |
| Pixel size | 0.8µm pixel | 1µm pixel |
🔉 Sound and multimedia | ||
| Xiaomi Mi A3 (128GB) | Galaxy A8+ 2018 (SM-A730F/DS 64GB/4GB) | |
| Loudspeaker | Mono sound (not stereo) | Supported |
| 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, MKV, WMV |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, WAV, OGG, eAAC+, WMA, FLAC |
🔌 Connectivity | ||
| Xiaomi Mi A3 (128GB) | Galaxy A8+ 2018 (SM-A730F/DS 64GB/4GB) | |
| 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 | Not supported | 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, BeiDou |
| NFC | Not supported | Supported |
| Infrared port | Supported | Not supported |
🧭 Sensors | ||
| Xiaomi Mi A3 (128GB) | Galaxy A8+ 2018 (SM-A730F/DS 64GB/4GB) | |
| 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 | ||
| Xiaomi Mi A3 (128GB) | Galaxy A8+ 2018 (SM-A730F/DS 64GB/4GB) | |
| Battery type | LiPo: li-ion polymer (Non removable) | Li-Ion: lithium-ion (Non removable) |
| Battery capacity | 4030 mAh | 3500 mAh |
| Charger, watts | 18W (9V/2A) Wired fast charging Quick Charge 3 | Wired charging |
| Inductive / wireless charging | Not supported | Not supported |
| Talk time autonomy | feature not registered | 23 hours |
| Standby | feature not registered | feature not registered |
➕ Other features | ||
| Xiaomi Mi A3 (128GB) | Galaxy A8+ 2018 (SM-A730F/DS 64GB/4GB) | |
| Call control | Voice dialing, Voice recorder | 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: Gray, White, Blue | • Colors: Black, Gray, Gold, Blue • Samsung DeX (desktop experience) • Samsung Pay • Always-on display • 24-bit/192kHz audio |
☢️ Radiation rate | ||
| Xiaomi Mi A3 (128GB) | Galaxy A8+ 2018 (SM-A730F/DS 64GB/4GB) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | 0.32W/kg (head), 1.3W/kg (body) |