Both Vivo Y15 and Vivo Y31 5G comes with same RAM. In terms of display resolution, Vivo Y31 5G has better resolution of 1620 x 720 than Vivo Y15 which has resolution of 1544 x 720. Vivo Y31 5G has more internal memory than Vivo Y15
| Name | Vivo Y15 | Vivo Y31 5G |
| RAM | 4 GB | 4 GB |
|---|---|---|
| Display | 6.35 in | 6.68 in |
| Internal Memory | 64 GB | 128 GB |
| Battery | 5000 mAh | 6500 mAh |
| Camera | 13 MP + 8 MP + 2 MP Triple | 50 MP + 0.08 MP Dual |
| Price | Rs. 9994 | Rs. 14100 |
The launch Date of the first phone is May 28, 2019 . The cost of Vivo Y15 is Rs. 9994. The launch Date of the second phone is September 14, 2025. The cost of Vivo Y31 5G is Rs. 14100.
Vivo Y31 5G has larger screen size of 6.68 inches in comparison to Vivo Y15's 6.35 inch screen. Vivo Y15 has LCD Screen type where as Vivo Y31 5G has IPS Screen type. Vivo Y15 has display density of 268 PPI & Vivo Y31 5G has only 266 PPI display density. In terms of screen to body ratio, Vivo Y31 5G has better screen to body ratio of ~ 90.7% than Vivo Y15's ~ 81.4%. Vivo Y15 has 19.5:9 aspect ratio where as Vivo Y31 5G has 20:9 aspect ratio.
Both mobiles come with 4 GB RAM Vivo Y31 5G has more Internal Memory (128 GB) than Vivo Y15 (64 GB).
Vivo Y31 5G's 50 MP + 0.08 MP Dual Rear Camera outclasses Vivo Y15's 13 MP + 8 MP + 2 MP Triple Rear Camera in terms of resolution. Vivo Y15 will be better choice if you're looking to click lot of selfies as it has better 16 MP Front Camera in comparison to Vivo Y31 5G's 8 MP Front Camera.
Both the phones has Android Operating System but the first one runs on version 9.0(Pie) and the second one on 15 version.
| Name | Vivo Y15 | Vivo Y31 5G |
| General | ||
| Country of Origin | India | |
| Model | vivo 1901, Y15 | Y31 |
| Sim Type | Dual Sim, GSM+GSM | Dual Sim, GSM+GSM (Hybrid Slot) |
| Dual Sim | Yes | Yes |
| Sim Size | Nano+Nano SIM | Nano+Nano SIM |
| Device Type | Smartphone | Smartphone |
| Release Date | May 28, 2019 | September 14, 2025 |
| In The Box | USB Cable, SIM Tray Ejector, Phone Case, Screen Protector (Applied), Power Adapter | |
| Design | ||
| Dimensions | 76.77 x 159.43 x 8.92 mm | |
| Weight | 190.5 g | |
| Display | ||
| Type | Color LCD Screen (16M Colors) | Color IPS Screen (16M Colors) |
| Touch | Yes | Yes |
| Size | 6.35 inches, 720 x 1544 pixels | 6.68 inches, 720 x 1620 pixels, 120 Hz |
| Aspect Ratio | 19.5:9 | 20:9 |
| PPI | ~ 268 PPI | ~ 266 PPI |
| Screen to Body Ratio | ~ 81.4% | ~ 90.7% |
| Brightness | 1000nts | |
| Features | Halo FullView Display | |
| Notch | Yes, Water Drop Notch | Yes, Water Drop Notch |
| Memory | ||
| RAM | 4 GB | 4 GB |
| Expandable RAM | Upto 4 GB Extra Virtual RAM | |
| Storage | 64 GB | 128 GB |
| Card Slot | Yes, upto 256 GB | |
| Connectivity | ||
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| 5G | Yes | |
| VoLTE | Yes | Yes, Dual Stand-By |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Bluetooth | Yes, v5.0 | Yes, v5.4 |
| USB | Yes, microUSB v2.0 | Yes, USB-C v2.0 |
| USB Features | USB on-the-go, USB Charging | USB Tethering, USB on-the-go, USB Charging |
| Extra | ||
| GPS | Yes | with A-GPS, BeiDou, GLONASS, Galileo |
| Fingerprint Sensor | Yes, Rear | Yes, Side |
| Face Unlock | Yes | Yes |
| Sensors | Accelerometer, Ambient Light Sensor, Proximity Sensor, E-compass, Gyroscope (Virtual) | Accelerometer, Ambient Light Sensor, Proximity Sensor, E-compass, Virtual Gyroscope |
| 3.5mm Headphone Jack | Yes | |
| AI Features | SMart AI, Ai Erase, Ai Photo Enhance, Circle to Search | |
| Extra Features | Face Access, USB Connectivity: 2.0, Smart Split, 120Degree AI Super Wide Angle Camera, Ultra Game Mode, Dual 4G, Eye Protection Mode, 12nm AI Octa Core Processor, Wi-Fi Version: 2.4G | |
| Camera | ||
| Rear Camera | 13 MP ƒ/2.2 (Main) 8 MP ƒ/2.2 2 MP ƒ/2.4 | 50 MP (Main) 0.08 MP |
| Auto Focus | Yes | Yes |
| Features | Time Watermark, Panorama, Live Photo, AI Super Wide Angle, Doc, Palm Capture, AI Beauty, HDR, Pro Mode, PDAF, Model Watermark, Portrait Bokeh | |
| Video Recording | 1080p | 1080p @ 30 fps FHD |
| Flash | Yes, LED | Yes, LED |
| Front Camera | 16 MP ƒ/1.8 Screen Flash Flash | 8 MP ƒ/2 |
| Front Video Recording | 1080p @ 30 fps FHD | |
| Technical | ||
| OS | Android v9.0 (Pie), upgradable to v11 | Android v15 |
| Chipset | MediaTek Helio P22 | MediaTek Dimensity 6300 |
| CPU | 2 GHz, Octa Core Processor | Octa Core Processor |
| Core Details | 4x2.4 GHz Cortex-A53 & 4x1.6 GHz Cortex-A53 | |
| GPU | IMG GE8320 | |
| Java | No | No |
| Browser | Yes, supports HTML5 | Yes |
| Multimedia | ||
| Yes | Yes | |
| Music | WAV, MP3, MP2, AMR-NB, AMR-WB, MIDI, Vorbis, APE, FLAC, OGG | WAV, MP3, MP2, AMR-NB, MIDI, Vorbis, APE, FLAC, OGG, M4A |
| Video | MP4, 3GP, AVI, TS, MKV, FLV | MP4, 3GP, AVI, TS, MKV, FLV |
| FM Radio | Yes | Yes |
| Speaker Type | Dual Stereo | |
| Document Reader | Yes | |
| Battery | ||
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 5000 mAh, Li-ion Battery | 6500 mAh |
| Fast Charging | Yes, 44W | |