Vivo T4x 5G (8GB RAM + 128GB) has better RAM than Vivo Y31 5G (6GB RAM + 128GB). Neither of them has front Flash. In terms of display resolution, Vivo T4x 5G (8GB RAM + 128GB) has better resolution of 2408 x 1080 than Vivo Y31 5G (6GB RAM + 128GB) which has resolution of 1608 x 720. Both have the same amount of internal memory.
| Name | Vivo Y31 5G (6GB RAM + 128GB) | Vivo T4x 5G (8GB RAM + 128GB) |
| RAM | 6 GB | 8 GB |
|---|---|---|
| Display | 6.68 in | 6.72 in |
| Internal Memory | 128 GB | 128 GB |
| Battery | 6500 mAh | 6500 mAh |
| Camera | 50 MP | 50 MP + 2 MP Dual |
| Price | Rs. 18499 | Rs. 16489 |
The launch Date of the first phone is September 15, 2025. The cost of Vivo Y31 5G (6GB RAM + 128GB) is Rs. 18499. The launch Date of the second phone is March 05, 2025. The cost of Vivo T4x 5G (8GB RAM + 128GB) is Rs. 16489.
Vivo Y31 5G (6GB RAM + 128GB) has screen size of 6.68 inches which falls short to Vivo T4x 5G (8GB RAM + 128GB)'s 6.72 inch screen. Vivo Y31 5G (6GB RAM + 128GB) has IPS Screen type where as Vivo T4x 5G (8GB RAM + 128GB) has LCD Screen type. Vivo T4x 5G (8GB RAM + 128GB) has display density of 393 PPI & Vivo Y31 5G (6GB RAM + 128GB) has only 264 PPI display density. In terms of screen to body ratio, Vivo Y31 5G (6GB RAM + 128GB) has better screen to body ratio of ~ 84% than Vivo T4x 5G (8GB RAM + 128GB)'s ~ 83%. Both phones have same aspect ratio of 20:9.
Vivo T4x 5G (8GB RAM + 128GB)'s larger 8 GB RAM is better for playing games and all with respect to Vivo Y31 5G (6GB RAM + 128GB)'s lower 6 GB RAM. and both have same Internal Memory of 128 GB.
They both have the same 50 MP Rear Camera. Both of them stand equal in terms of Front Camera Resolution as both have 8 MP Front Camera.
Both the phones run on Android Operating System Version 15.
| Name | Vivo Y31 5G (6GB RAM + 128GB) | Vivo T4x 5G (8GB RAM + 128GB) |
| General | ||
| Country of Origin | India | |
| Model | Y31 | V2437 |
| Sim Type | Dual Sim, GSM+GSM (Hybrid Slot) | Dual Sim, GSM+GSM (Hybrid Slot) |
| Dual Sim | Yes | Yes |
| Sim Size | Nano+Nano SIM | Nano+Nano SIM |
| SAR | 0.99 W/kg (Head) 0.94 W/kg (Body) | |
| Device Type | Smartphone | Smartphone |
| Release Date | September 15, 2025 | March 05, 2025 |
| In The Box | USB Cable, SIM Tray Ejector, Phone Case, Screen Protector (Applied), Power Adapter | Handset, Quick Start Guide, USB Cable, Charger, Eject Tool, Phone Case, Protective Film (Applied), Warranty Card |
| Design | ||
| Dimensions | 77 x 166.1 x 8.4 mm | 76.3 x 165.7 x 8.09 mm |
| Weight | 209 g | 204 g |
| Bezel less | No | |
| Colors | Rose Red, Diamond Green | Marine Blue, Pronto Purple |
| Display | ||
| Type | Color IPS Screen (16M Colors) | Color LCD Screen (16.7 M) |
| Touch | Yes | Yes |
| Size | 6.68 inches, 720 x 1608 pixels, 120 Hz | 6.72 inches, 1080 x 2408 pixels, 120 Hz |
| Aspect Ratio | 20:9 | 20:9 |
| PPI | ~ 264 PPI | ~ 393 PPI |
| Screen to Body Ratio | ~ 84% | ~ 83% |
| Glass Type | Guardian Glass (ion-strengthened) | |
| Brightness | 1000nts | |
| Features | Screen Brightness: 1050 Nits HBM (High Brightness Mode), Color Gamut: 83% NTSC | |
| Notch | Yes, Water Drop Notch | Yes, Punch Hole |
| Memory | ||
| RAM | 6 GB | 8 GB |
| Expandable RAM | Upto 6 GB Extra Virtual RAM | Upto 8 GB Extra Virtual RAM |
| Storage | 128 GB | 128 GB |
| Storage Type | eMMC 5.1 | UFS 3.1 |
| Card Slot | Yes, (Hybrid Slot) | No |
| Connectivity | ||
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| 5G | Yes | Yes |
| 5G Bands | n1/n3/n5/n8/n28B/n40/n77/n78 | |
| VoLTE | Yes, Dual Stand-By | Yes, Dual Stand-By |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Wifi Version | Supports (2.4 GHz | 5.0 GHz), WiFi 6 | |
| Bluetooth | Yes, v4.2 | Yes, v5.4 |
| USB | Yes, USB-C v2.0 | Yes, USB-C v2.0 |
| USB Features | USB Tethering, USB on-the-go, USB Charging | USB Tethering, USB on-the-go, USB Charging, USB Storage |
| IR Blaster | Yes | |
| Performance | ||
| AnTuTu Score | 683,862 (Total) (v10) 198,203 (CPU) 146,819 (GPU) 185,400 (Memory) 153,440 (UX) | |
| Geekbench Score | 2,831 (Multi Core) (v6) 1,029 (Single Core) | |
| Extra | ||
| GPS | with A-GPS, BeiDou, GLONASS, Galileo | GPS, BEIDOU, GLONASS, GALILEO, QZSS |
| Fingerprint Sensor | Yes, Side | Yes, Side |
| Face Unlock | Yes | Yes |
| Sensors | Accelerometer, Proximity, Compass | Accelerometer, Ambient Light Sensor, E-Compass, Proximity Sensor, Gyroscope |
| 3.5mm Headphone Jack | No | |
| AI Features | SMart AI, Ai Erase, Ai Photo Enhance, Circle to Search | |
| Water Resistance | Yes, 1.5 m upto 30 min | |
| Splash Resistant | Yes | |
| IP Rating | IP68 | IP64 |
| Dust Resistant | Yes | Yes |
| Extra Features | LPDDR4X RAM, Military-Grade Certified Durability, AI Erase, AI Photo Enhance, Quad Curved Design, Ultra Game Mode, 2 Years of Android Updates and 3 Years Of Security Updates, Antutu Score: 728K+, Circle to Search | |
| Camera | ||
| Rear Camera | 50 MP ƒ/1.8 (Wide Angle) | 50 MP ƒ/1.8 (Wide Angle) 2 MP ƒ/2.4 (Depth Sensor) |
| Auto Focus | Yes | Yes |
| Features | Ring- panorama | Night, Portrait, Photo, Video, 50MP, Pano, Documents, Slo-Mo, Timelapse, Pro, Live Photo |
| Video Recording | 1080p @ 30 fps FHD | 1080p @ 30 fps FHD, 4K @ 30 fps UHD |
| Flash | Yes, LED | Yes, LED |
| Front Camera | 8 MP ƒ/2 (Wide Angle) | 8 MP ƒ/2.05 (Wide Angle) Punch Hole |
| Front Video Recording | 1080p @ 30 fps FHD | 1080p |
| Technical | ||
| OS | Android v15 | Android v15 |
| Custom UI | Funtouch OS 15 | |
| Chipset | Qualcomm Snapdragon 4 Gen2 | Mediatek Dimensity 7300 |
| CPU | 2.2 GHz, Octa Core Processor | 2.5 GHz, Octa Core Processor |
| Core Details | 2x Performance Cores@2.2GHz & 6x Efficiency Cores@2GHz | 4x2.5 GHz Cortex-A78 & 4x2.0 GHz Cortex-A55 |
| GPU | Adreno 613 | Adreno GPU |
| Java | No | No |
| Browser | Yes | Yes |
| Multimedia | ||
| Yes | Yes | |
| Music | WAV, MP3, MP2, AMR-NB, MIDI, Vorbis, APE, FLAC, OGG, M4A | WAV, MP3, MP2, MP1, MIDI, Vorbis, APE, FLAC, AAC, OPUS |
| Video | MP4, 3GP, AVI, TS, MKV, FLV | MP4, 3GP, MKV, FLV |
| FM Radio | No | No |
| Speaker Type | Dual Stereo | |
| Document Reader | Yes | |
| Battery | ||
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 6500 mAh | 6500 mAh, Li-ion Battery |
| Fast Charging | Yes, 44W | Yes, 44W |
| Reverse Charging | Yes | |