Compare vivo Y18t vs vivo Y31
| vivo Y18t Choose another device | vivo Y31 Choose another device | |
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Launch |
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| Version | November 2024 | September 2025 |
Network |
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| Technology | 4G | 5G |
Body |
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| Dimensions | 163.6 x 75.6 x 8.4 mm (6.44 x 2.98 x 0.33 in) | 166.1 x 77 x 8.4 mm (6.54 x 3.03 x 0.33 in) |
| Weight | 185 g (6.53 oz) | 209 g (7.37 oz) |
| SIM | Dual SIM | Nano-SIM + Nano-SIM |
| Design | Glass front, plastic frame, plastic back | - |
| Others | IP54, dust and splash resistant | IP68/IP69 dust tight and water resistant |
Display |
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| Type | IPS LCD, 90Hz | IPS LCD, 120Hz |
| Size | 6.56 inches | 6.68 inches |
| Resolution | 720 x 1612 pixels | 720 x 1608 pixels |
| Protection | - | Guardian Glass |
Platform |
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| Operating System | Android 14, Funtouch 14 | Android 15, Funtouch 15 |
| Chipset | Unisoc T612 (12 nm) | Qualcomm SM4450 Snapdragon 4 Gen 2 (4 nm) |
| CPU | Octa-core (2x1.8 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55) | Octa-core (2x2.2 GHz Cortex-A78 & 6x1.95 GHz Cortex-A55) |
| GPU | Mali-G57 MP1 | Adreno 613 |
Memory |
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| Card Slot | microSDXC | microSDXC |
| Internal | 128GB 4GB RAM | 128GB 4GB RAM, 128GB 6GB RAM |
Camera |
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| Primary | 50 MP + Auxiliary lens | 50 MP, f/1.8, (wide) + Auxiliary lens |
| Features | LED flash, panorama | Ring-LED flash, panorama |
| Video | 1080p@30fps | 1080p@30fps |
| Selfie | 8 MP | 8 MP 1080p@30fps |
Sound |
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| Loudspeaker | Yes | Yes, with stereo speakers |
| 3.5mm Jack | Yes | No |
| Extra | - | 24-bit/192kHz Hi-Res audio |
Comms |
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| Wifi | a/b/g/n/ac, dual-band | a/b/g/n/ac, dual-band |
| Bluetooth | 5.2 | 4.2 |
| GPS | Yes | Yes |
| NFC | No | No |
| Radio | FM radio | No |
| USB | USB Type-C 2.0 | USB Type-C 2.0 |
Features |
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| Sensors | Accelerometer, proximity, compass | Fingerprint (side-mounted), accelerometer, proximity, compass |
Battery |
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| Battery type | 5000 mAh | 6500 mAh |
| Charging | 15W wired | 44W wired, Reverse wired |
Misc |
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| Colors | Space Black, Gem Green | Rose Red, Diamond Green |
| Inside the box | Documents, SIM ejector pin, USB A cable to USB C | - |
| Price | 120 USD | 160 USD |
| vivo Y18t: More information Choose another device | vivo Y31: More information Choose another device | |
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