vivo Y31d vs vivo Y21d compare
The best smartphone comparison tool: compare vivo Y31d vs vivo Y21d and choose the best model for you
Smartphone 3
vivo Y31d vs vivo Y21d
What is the difference between the vivo Y31d and vivo Y21d? Which one is better? The answers to these questions and many more can be found here in this detailed comparison of the two phones. Discover the differences in specs between these two desirable devices, from screen size to battery life, in the table below. We have all the information you need to choose the best phone for you.
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Common specs
| Brand and model | vivo Y31d | vivo Y21d | |
| Rating | (+) | (+) | |
| Review | |||
| Release date | 2026, January 16 | 2025, October 11 | |
| Dimensions (HxWxD) | 166.6 x 78.4 x 8.4 mm | 6.56 x 6.56 x 3.09 in | 166.1 x 77 x 8.4 mm | 6.54 x 6.54 x 3.03 in | |
| Weight | 219 g | 7.73 oz | 209 g | 7.37 oz | |
| Body Build | Glass front, plastic frame, plastic back | Glass front, plastic back, plastic frame | |
| Colors | Glow White, Starlight Grey | Lavender Purple, Black | |
| Battery | 7200 mAh, Si/C Li-Ion | 6500 mAh, Si/C Li-Ion | |
| Body Form | vivo | vivo | |
| Approximate price | 170 EUR | 100 EUR |
Screen
| Technology | IPS LCD | IPS LCD | |
| Touchscreen | capacitive touchscreen | capacitive touchscreen | |
| Display colors | 16M | 16M | |
| Screen size | 6.75" inc | 6.68" inc | |
| Screen area | 111.4 cm2 | 107.4 cm2 | |
| Screen format | 19.5:9 (height:width) | 20:9 (height:width) | |
| Screen to body ratio | 85.3% | 84.0% | |
| Screen resolution | 720 x 1570 px | 720 x 1608 px | |
| Screen PPI /points per inch/ | 256 PPI | 264 PPI | |
| Screen protection | Ion strengthened glass | ||
| Other specs | - 120Hz, 1250 nits (HBM) - |
- 90Hz, 1000 nits (HBM) - |
Camera and Video
| Rear camera, main | 50 MP, Dual | 50 MP, Single | |
| Camera specs | -50 MP, f/2.0, 21mm (wide), PDAF -Auxiliary lens |
-50 MP, f/1.8, (wide), PDAF -Auxiliary lens |
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| Functions | LED flash, HDR, panorama | Ring-LED flash, panorama | |
| Video | 1080p@30fps | 1080p@30fps | |
| Front camera, selfie | 8 MP, Single | 5 MP, Single | |
| Specifications | 8 MP, f/2.1, (wide) | 5 MP, f/2.2 | |
| Video | 1080p@30fps | Yes |
Performance
| Operating system - OS | Android 16, OriginOS 6 | Android 15, Funtouch 15 | |
| Chipset | - Qualcomm Snapdragon 6s 4G Gen 2 | - Unisoc T7225 (12 nm) | |
| Processor CPU | - Octa-core (4x2.9 GHz Cortex-A73 & 4x1.9 GHz Cortex-A53) | - Octa-core (2x1.8 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55) | |
| Graphics processor GPU | Adreno | Mali-G52 MP1 | |
| External memory | No | microSDXC (dedicated slot) | |
| Internal memory | 128GB 6GB RAM, 256GB 6GB RAM, 256GB 8GB RAM | 128GB 4GB RAM, 128GB 6GB RAM, 128GB 8GB RAM, 256GB 6GB RAM |
Benchmark
Communication and Connectivity
| SIM card | Nano-SIM + Nano-SIM | Nano-SIM + Nano-SIM | |
| Network | GSM / HSPA / LTE | GSM / HSPA / LTE | |
Show all network frequencies: |
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| Speed | HSPA, LTE | HSPA, LTE | |
| GPRS | Yes | Yes | |
| Edge | Yes | Yes | |
| Wi-Fi | Wi-Fi 802.11 a/b/g/n/ac, dual-band | Wi-Fi 802.11 a/b/g/n/ac, dual-band | |
| GPS | GPS, GALILEO, GLONASS, BDS, QZSS | GPS, GLONASS, GALILEO, BDS, QZSS | |
| NFC | No | No | |
| USB | USB Type-C 2.0, OTG | USB Type-C 2.0, OTG | |
| Bluetooth | 5.1, A2DP, LE | 5.2, A2DP, LE | |
Music and Audio
| Radio | No | FM radio | |
| Headphone jack | No | No | |
| Others | - 24-bit/192kHz Hi-Res audio |
Other features
| Sensors | - Fingerprint (side-mounted), accelerometer, gyro, proximity, compass , Infrared port | - Fingerprint (side-mounted), accelerometer, proximity, compass | |
| Other extras |
- 44W Fast charging, 50% in 43 min -Reverse Fast charging -Bypass Charging - IP68/IP69 dust tight and water resistant (high pressure water jets; immersible up to 1.5m for 30 min) |
- 44W Fast charging, 50% in 40 min -Reverse Fast charging - IP68/IP69 dust tight and water resistant (high pressure water jets; immersible up to 6m for 30 min) -MIL-STD-810H compliant* -* does not guarantee ruggedness or use in extreme conditions |
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