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› Black Friday - Samsung Galaxy A31 6GB/128GB versus Vivo Y21D, 6GB/128GB
Samsung Black Friday - Galaxy A31 versus Vivo Y21D
Compare specifications, price, availability, ratings and shopping interest.
| Specification | Black Friday - Samsung Galaxy A31 6GB/128GB | Vivo Y21D, 6GB/128GB |
|---|---|---|
| Price | KSh 22,800 | KSh 20,500 |
| Sales | 0 - For Oct 2025 | 9 - For Oct 2025 |
| Average rating | 5 - 1 votes | 4 - 1 votes |
| Likes | 0 - For Oct 2025 | 1 - For Oct 2025 |
| Views | 173 - For Oct 2025 | 372 - For Oct 2025 |
| General | ||
| Available | March 2020 | September 2025 |
| Dimensions | 159.3 x 73.1 x 8.6 mm | 166.1 x 77 x 8.4 mm |
| Weight | 185 g | 209 g |
| Colors | Prism Crush Red Prism Crush White Prism Crush Black Prism Crush Blue | Jade Green Coral Red |
| Network | 2G, 3G, 4G | 2G, 3G, 4G |
| Network features | 2G: 850, 900, 1800, 1900; 3G: B1, B2, B5, B8; 4G FDD LTE: B1, B2, B3, B5, B7, B8, B20; 4G TDD LTE: B38, B40, B41 | 2G: 850, 900, 1800; 3G: 850, 900, 2100; 4G: B1, 3, 5, 7, 8, 20, 28, 38, 40, 41; |
| Key features | 48MP quad main camera 20MP selfie Fingerprint ID Fast charging USB Type C | 120Hz IPS display IP68/IP69+ dust and water resistance - Up to 1.5m for 30 min 6500mAh battery with 44W fast charging Dual stereo speakers with Hi-Res audio Military grade shock resistance Dynamic LED lights |
| Platform | ||
| Operating system | Android 10; One UI 2.0 | Android 15 FuntouchOS 15 |
| GPU | - | Mali-G52 MP1 |
| Processor | 2.2 GHz Octa-core | 2.0 GHz Octa-core 12nm |
| Chipset | - | Unisoc T7225 |
| Graphics processor | - | Mali-G52 MP1 |
| RAM | 6GB | 6GB LPDDR4X |
| Storage | 128GB | 128GB |
| Card slot | Dedicated MicroSD Up to 512GB | MicroSD Up to 2TB |
| Battery | 5000mAh Li-Po | 6500mAh Li-ion |
| Battery features | 15W Fast Charging Up to 20h LTE Internet Up to 20h Wi-Fi Internet Up to 22h Video Play Up to 97h Audio Play Up to 33h 4G LTE Talk Time | 44W Fast Charging Up to 21.6h Video Playback 0-50% in 38 Min |
| Platform features | Game Booster Samsung Knox | IP68/IP69+ Dust and Water Resistant - Up to 1.5m for 30 Min MIL-STD-810H Compliant Dual Stereo Speakers Dynamic Lightshow Hi-Res Audio |
| Display | ||
| Display size | 6.4 inches 1080 x 2400 pixels | 6.68 Inches 720 x 1608 Pixels |
| Display type | Super AMOLED screen 16M colors | IPS Screen 16M Colors |
| Pixel density | 411 ppi | 264 ppi |
| Display features | Infinity-U On-Screen Fingerprint Sensor | 120Hz Refresh Rate 1000 Nits Peak Brightness |
| Camera | ||
| Camera resolution | 48MP F2.0 + 8MP F2.2 + 5MP F2.4 + 5MP F2.4 | 50MP F1.8 + 0.08MP F3.0 |
| Camera features | 8x Digital Zoom 123-degree Ultra Wide 40mm Macro Bokeh Live Focus LED flash | 50MP Wide / PDAF Night / Bokeh / Portrait / Panorama / HDR / Underwater Dual LED Flash |
| Video recording | Full HD 30fps | 1080p 30fps |
| Front camera | ||
| Front camera resolution | 20MP F2.2 | 5MP F2.2 |
| Front camera features | Live Focus Bokeh | Face Unlock |
| Video recording | Full HD 30fps | 1080p 30fps |
| Sensors & connectivity | ||
| Sensors | Fingerprint Accelerometer Gyro Geomagnetic Light Virtual Proximity | Fingerprint Accelerometer Ambient Light Proximity Compass |
| Connectivity | USB Type-C USB 2.0 WiFi hotspot WiFi Direct Dual band WiFi GPS GLONASS BDS GALILEO Bluetooth 5.0 | USB Type-C 2.0 / USB OTG Bluetooth 5.2 Wi-Fi Direct / Dual-band Wi-Fi / Wi-Fi Hotspot GPS / BDS / GLONASS / GALILEO / QZSS |
| Connectivity features | Wi-Fi 2.4 + 5GHz Smart Switch PC Sync | - |
