Samsung Galaxy A31 (SM-A315G/DSL) vs Xiaomi Black Shark 4S (128GB/8GB)
Side by side comparison between Samsung Galaxy A31 vs Xiaomi Black Shark 4S phones, differences, pros, cons and full specifications. What's the better?
,
6.4"
AMOLED
AMOLED
1080x2400
48
MP
MP
20mp
4GB
RAM
RAM
Octa-core
5000
mAh
mAh
(Non removable)
vs
6.67"
AMOLED
AMOLED
1080x2400
48
MP
MP
20mp
8GB
RAM
RAM
Octa-core
4500
mAh
mAh
(Non removable)
What's the better phone? Xiaomi Black Shark 4S (128GB/8GB)
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!
7 Advantages 
19 Advantages | 26 Common items in both devices |
| 128GB (104GB available) / 128GB (103GB available) |
| Super AMOLED |
| 16 million |
| 1080x2400 pixels |
| LED flash |
| Only digital zoom |
| PDAF: phase detection autofocus |
| +19 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 A31 (SM-A315G/DSL) | Xiaomi Black Shark 4S (128GB/8GB) | |
| Model | Galaxy A31 (SM-A315G/DSL) | Black Shark 4S (128GB/8GB) |
| Other model names | Galaxy A31 SM-A315GZKKZTO (128GB + 4GB RAM) | 黑鲨4S, Black Shark 4S (128GB+12GB RAM) |
| Country or region available |   (Latin America), Brazil |  (Global, International) |
| Brand | Samsung | Xiaomi |
| Release date | 4/27/2020, Announced: 3/24/2020 | 10/16/2021, Announced: 10/13/2021 |
| Depth | 8.6 millimeters (0.34 inches) | 9.9 millimeters (0.39 inches) |
| Size (width x height) | 73.1 x 159.3 millimeters (2.88 x 6.27 in) | 76.21 x 163.69 millimeters (3 x 6.44 in) |
| Weight | 185 grams (6.48 ounces) | 210 grams (7.35 ounces) |
| Build, materials | Plastic body, glass front | Aluminum body, glass front, plastic back |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Galaxy A31 (SM-A315G/DSL) | Xiaomi Black Shark 4S (128GB/8GB) | |
| Display type | Super AMOLED | Super AMOLED |
| Screen size | 6.4" inches | 6.67" inches |
| Screen-to-body ratio | ~84.9% (screen-to-body ratio) | ~86.1% (screen-to-body ratio) |
| Display resolution | 1080x2400 pixels (20:9) | 1080x2400 pixels (20:9) |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch 10-points |
| Pixel density (dot pitch) | 411 PPI | 395 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Not supported | Not supported |
| Refresh rate | 60Hz | 144Hz |
| Display features | Not supported | 1300nits[peak] HDR10+ Always-On Display Touch Sampling Rate: 720Hz |
🤖 Operating System | ||
| Galaxy A31 (SM-A315G/DSL) | Xiaomi Black Shark 4S (128GB/8GB) | |
| System version | Android 10 | Android 11 |
| Firmware update | Android 11 | Android 12 |
| User Interface | One UI 2.5 / 3.1 | Joy UI 12 / 13 |
⚙️ Processor | ||
| Galaxy A31 (SM-A315G/DSL) | Xiaomi Black Shark 4S (128GB/8GB) | |
| Chipset | 64bit: MediaTek Helio P65 (MT6768) (12nm) | 64bit: Qualcomm Snapdragon 870 (SM8250-AC) (7nm) |
| CPU | Octa-core, 2 processors: 2x 2GHz ARM Cortex-A75 (Dual-core) 6x 1.7GHz ARM Cortex-A55 (Hexa-core) | Octa-core, 3 processors: 1x 3.2GHz Kryo 585 (Single-core) 3x 2.42GHz Kryo 585 (Triple-core) 4x 1.8GHz Kryo 585 (Quad-core) |
| GPU graphical controller | ARM Mali-G52 MC2 (820MHz) | Qualcomm Adreno 650 (670MHz) |
| Performance (benchmark) | AnTuTu: 151815 (v8) Geekbench: 5096 (v4.4), 1216 (v5.1) GFXBench: 7fps (ES 3.1 onscreen) | AnTuTu: 710538 (v9) Geekbench: 3451 (v5.1) |
💽 Memory and storage | ||
| Galaxy A31 (SM-A315G/DSL) | Xiaomi Black Shark 4S (128GB/8GB) | |
| RAM memory | 4GB LPDDR4X | 8GB LPDDR5 |
| Internal storage | 128GB (104GB available) eMMC 5.1 | 128GB (103GB available) UFS 3.1 |
| External storage | Until 1TB microSD, microSDXC (dedicated slot) | Not supported |
📶 Mobile networks | ||
| Galaxy A31 (SM-A315G/DSL) | Xiaomi Black Shark 4S (128GB/8GB) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card (dedicated slot) | Dual-SIM Standby - Call active on one sim card |
| SIM card | 2 slots (Dual-SIM) nano-SIM (4FF) | 2 slots (Dual-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 150/50 Mbps | 2000/1024 Mbps |
| Network technology | 2G, 3G, 4G | 2G, 3G, 4G, 5G |
| 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 | CDMA 800, GSM 850/900/1800/1900 |
| Primary 3G network | UMTS 850/900/1700/1900/2100 | CDMA2000 1xEV-DO TD-SCDMA 1900/2000 UMTS 800/850/900/1700/1900/2100 |
| Primary 4G network | LTE Cat4 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 28, 66) TD-LTE (38, 40, 41) VoLTE | LTE Cat18 (1, 2, 3, 4, 5, 7, 8, 18, 19, 20, 26, 28) TD-LTE (34, 38, 39, 40, 41) VoLTE |
| Primary 5G network | Not supported | SA/NSA (1, 3, 8, 28, 41, 77, 78) |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE | 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, SA/NSA |
| Secondary 2G network | GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Secondary 3G network | UMTS 850/900/1700/1900/2100 | UMTS 800/850/900/1700/1900/2100 |
| Secondary 4G network | LTE Cat4 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 28, 66) TD-LTE (38, 40, 41) VoLTE | LTE Cat18 (1, 2, 3, 4, 5, 7, 8, 18, 19, 20, 26, 28) TD-LTE (34, 38, 39, 40, 41) VoLTE |
| Secondary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA |
📷 Camera | ||
| Galaxy A31 (SM-A315G/DSL) | Xiaomi Black Shark 4S (128GB/8GB) | |
| Back camera (main camera) | (quad camera) 48 megapixels 8MP ultrawide f/2.2123°1/4"1.12µm 5MP macro f/2.4 5MP depth f/2.4 | (triple camera) 48 megapixels 8MP ultrawide f/2.2120°1/4"1.12µm 5MP macro f/2.4AF |
| Main camera resolution | 8000x6000 pixels | 8000x6000 pixels |
| Video recording (primary) | Full HD (1920x1080) 30 fps | 4K UHD (3840x2160) 60 fps |
| Flash | LED flash | LED flash |
| Focal aperture | f/2.0 (aperture) | f/1.8 (aperture) |
| Focal length | 26mm lens | 26mm lens |
| Sensor size | 1/2" inches | 1/2" inches |
| Pixel size | 0.8µm 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 | Supported |
| HDR | HDR photo on both cameras | HDR photo on both cameras |
| Camera extras | feature not registered | 4K@30/60fps 1080p@30/60fps 1080p@240/960fps (slow motion) |
📸 Front camera | ||
| Galaxy A31 (SM-A315G/DSL) | Xiaomi Black Shark 4S (128GB/8GB) | |
| Front camera (secondary) | 20 megapixels | 20 megapixels |
| Front camera resolution | 5184x3840 pixels | 5184x3840 pixels |
| Video recording (secondary) | Full HD (1920x1080) | Full HD (1920x1080) |
| Front flash | Not supported | Not supported |
| Focal aperture | f/2.2 (aperture) | f/2.0 (aperture) |
| Focal length | feature not registered | feature not registered |
| Sensor size | feature not registered | feature not registered |
| Pixel size | feature not registered | 0.8µm pixel |
🔉 Sound and multimedia | ||
| Galaxy A31 (SM-A315G/DSL) | Xiaomi Black Shark 4S (128GB/8GB) | |
| Loudspeaker | Mono sound (not stereo) | Stereo sound with dual speakers 24-bit/192kHz |
| Active noise cancellation | 2 microphones or more | 2 microphones or more |
| Radio | FM | Not supported |
| 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 A31 (SM-A315G/DSL) | Xiaomi Black Shark 4S (128GB/8GB) | |
| 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 | 5.2 + 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/ax [wifi6] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot |
| DLNA | Not supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS |
| NFC | Not supported | Supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Galaxy A31 (SM-A315G/DSL) | Xiaomi Black Shark 4S (128GB/8GB) | |
| Sensors | Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (under display) Gyroscope Virtual proximity sensor | Accelerometer Ambient light sensor Barometer Compass Face unlock Fingerprint sensor (side-mounted) Gyroscope Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Galaxy A31 (SM-A315G/DSL) | Xiaomi Black Shark 4S (128GB/8GB) | |
| Battery type | LiPo: li-ion polymer (Non removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 5000 mAh | 4500 mAh |
| Charger, watts | 15W Wired fast charging | 120W Wired fast charging Reverse charging by cable Quick Charge 4 USB Power Delivery 3.0 |
| Inductive / wireless charging | Not supported | Not supported |
| Talk time autonomy | feature not registered | feature not registered |
| Standby | feature not registered | feature not registered |
➕ Other features | ||
| Galaxy A31 (SM-A315G/DSL) | Xiaomi Black Shark 4S (128GB/8GB) | |
| 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: Prism Black, Prism Blue, Prism Red, Prism White | • Colors: Black, White, Gundam • Liquid Cooling System • Physical pop-up gaming triggers |
☢️ Radiation rate | ||
| Galaxy A31 (SM-A315G/DSL) | Xiaomi Black Shark 4S (128GB/8GB) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | 0.53W/kg (head), 0.82W/kg (body) | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | feature not registered |