Vivo Y31 5G vs Xiaomi Redmi A4 5G
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Overview
| Specs Score | 71 / 100 Better Specs | 69 / 100 |
| Display Resolution | 720 x 1608 pixels | 720 x 1640 pixels Better Resolution |
| Screen To Body Ratio | ~ 84% | ~ 90% Less Bezels |
| Storage | 128 GB More Storage | 64 GB |
| CPU Clock Speed | 2.2 GHz Faster Clock Speed | 2 GHz |
| Front Camera | 8 MP Better Front Camera Resolution | 5 MP |
| Battery | 6500 mAh Bigger Battery | 5160 mAh |
| Unique Features | No Water Resistant | 3.5mm Audio Jack No |
General
| Country of Origin | India | |
| Model | Y31 | Redmi A4 |
| Sim Type | Dual Sim, GSM+GSM (Hybrid Slot) | Dual Sim, GSM+GSM |
| Dual Sim | Yes | Yes |
| Sim Size | Nano+Nano SIM | Nano+Nano SIM |
| Device Type | Smartphone | Smartphone |
| Release Date | September 15, 2025 | November 20, 2024 |
| In The Box | USB Cable, SIM Tray Ejector, Phone Case, Screen Protector (Applied), Power Adapter | Handset, Adapter, USB Type-C Cable, Sim Eject Tool, Quick Start Guide, Warranty Card |
Design
| Dimensions | 77 x 166.1 x 8.4 mm | 77.8 x 171.88 x 8.22 mm |
| Weight | 209 g | 212.35 g |
| Colors | Rose Red, Diamond Green | Starry black, Sparkle Purple |
Display
| Type | Color IPS Screen (16M Colors) | Color LCD Screen (16M Colors) |
| Touch | Yes | Yes, 240 Hz Touch Sampling Rate |
| Size | 6.68 inches, 720 x 1608 pixels, 120 Hz | 6.88 inches, 720 x 1640 pixels, 120 Hz |
| Aspect Ratio | 20:9 | 20.5:9 |
| PPI | ~ 264 PPI | ~ 260 PPI |
| Screen to Body Ratio | ~ 84% | ~ 90% |
| Glass Type | Guardian Glass (ion-strengthened) | |
| Brightness | 1000nts | |
| Features | Brightness: 600 nits, TÜV low blue light certification TÜV flicker-free certification TÜV Circadian Friendly | |
| Notch | Yes, Water Drop Notch | Yes, Water Drop Notch |
Memory
| RAM | 4 GB | 4 GB |
| Expandable RAM | Upto 4 GB Extra Virtual RAM | Upto 4 GB Extra Virtual RAM |
| Storage | 128 GB | 64 GB |
| Storage Type | eMMC 5.1 | UFS 2.2 |
| Card Slot | Yes, (Hybrid Slot) | Yes, upto 1 TB |
Connectivity
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| 5G | Yes | Yes |
| 5G Bands | SA: n1/n3/n5/n8/n28/n40/n78 | |
| VoLTE | Yes, Dual Stand-By | Yes, Dual Stand-By |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Wifi Version | Wifi 5 | |
| Bluetooth | Yes, v4.2 | Yes, v5.3 |
| 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 |
| IR Blaster | No |
Extra
| GPS | with A-GPS, BeiDou, GLONASS, Galileo | Yes, with GPS, AGPS, Glonass, Beidou |
| Fingerprint Sensor | Yes, Side | Yes, Side |
| Face Unlock | Yes | Yes |
| Sensors | Accelerometer, Proximity, Compass | Accelerometer, Compass |
| 3.5mm Headphone Jack | No | Yes |
| 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 | IP52 |
| Dust Resistant | Yes | |
| Extra Features | Mono Speaker, Single Mic, LPDDR4x RAM, How Many Years of OS+ Security Updates Support: 2+4 |
Camera
| Rear Camera | 50 MP ƒ/1.8 (Wide Angle) | 50 MP ƒ/1.8 (Wide Angle) 5P |
| Auto Focus | Yes | Yes |
| Features | Ring- panorama | HDR, 10x Zoom with Steering UI |
| Video Recording | 1080p @ 30 fps FHD | 1080p @ 30 fps FHD |
| Flash | Yes, LED | Yes, LED |
| Front Camera | 8 MP ƒ/2 (Wide Angle) | 5 MP ƒ/2.2 |
| Front Video Recording | 1080p @ 30 fps FHD | 1080p @ 30 fps FHD |
Technical
| OS | Android v15 | Android v14 |
| Chipset | Qualcomm Snapdragon 4 Gen2 | Qualcomm Snapdragon 4s Gen2 |
| CPU | 2.2 GHz, Octa Core Processor | 2 GHz, Octa Core Processor |
| Core Details | 2x Performance Cores@2.2GHz & 6x Efficiency Cores@2GHz | 2xA78@ 2.0GHz+6xA55@ 1.8GHz |
| GPU | Adreno 613 | Adreno |
| Java | No | No |
| Browser | Yes | Yes, supports HTML5 |
Multimedia
| Yes | Yes | |
| Music | WAV, MP3, MP2, AMR-NB, MIDI, Vorbis, APE, FLAC, OGG, M4A | MP3, AMR, FLAC, APE |
| Video | MP4, 3GP, AVI, TS, MKV, FLV | MP4, M4V. MKV, XVID |
| FM Radio | No | No |
| Speaker Type | Dual Stereo | |
| Document Reader | Yes |
Battery
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 6500 mAh | 5160 mAh, Li-Po Battery |
| Fast Charging | Yes, 44W | Yes, 18W Fast Charging |
Discuss
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