Realme 8 5G vs Vivo Y31 5G (6GB RAM + 128GB)
Here you can compare Realme 8 5G and Vivo Y31 5G (6GB RAM + 128GB). Comparing Realme 8 5G vs Vivo Y31 5G (6GB RAM + 128GB) on Smartprix enables you to check their respective specs scores and unique features. It would potentially help you understand how Realme 8 5G stands against Vivo Y31 5G (6GB RAM + 128GB) and which one should you buy The current lowest price found for Realme 8 5G is ₹16,499 and for Vivo Y31 5G (6GB RAM + 128GB) is ₹27,996. The details of both of these products were last updated on Sep 07, 2026.
| Specification | Realme 8 5G | Vivo Y31 5G (6GB RAM + 128GB) |
|---|---|---|
| RAM | 4 GB | 6 GB |
| OS | Android v11 | Android v15 |
| Display | 6.5 inches, 1080 x 2400 pixels, 90 Hz | 6.68 inches, 720 x 1608 pixels, 120 Hz |
| Battery | 5000 mAh, Li-Po Battery | 6500 mAh |
| Internal Memory | 128 GB | 128 GB |
| Price | ₹16,499 | ₹27,996 |
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Overview
| Specs Score | 54 / 100 | 58 / 100 Better Specs |
| Display Resolution | 1080 x 2400 pixels Better Resolution | 720 x 1608 pixels |
| Screen To Body Ratio | ~ 90.5% Less Bezels | ~ 84% |
| RAM | 4 GB | 6 GB More RAM |
| Front Camera | 16 MP Better Front Camera Resolution | 8 MP |
| Weight | 185 g Lighter | 209 g |
| Battery | 5000 mAh | 6500 mAh Bigger Battery |
| Unique Features | 3.5mm Audio Jack No | No Water Resistant |
General
| Country of Origin | India | |
| Model | 8 5G | 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 | April 22, 2021 | September 15, 2025 |
| In The Box | USB Cable, SIM Tray Ejector, Phone Case, Screen Protector (Applied), Power Adapter |
Design
| Dimensions | 74.8 x 162.5 x 8.5 mm | 77 x 166.1 x 8.4 mm |
| Weight | 185 g | 209 g |
| Colors | Rose Red, Diamond Green |
Display
| Type | Color IPS LCD Screen (16M Colors) | Color IPS Screen (16M Colors) |
| Touch | Yes | Yes |
| Size | 6.5 inches, 1080 x 2400 pixels, 90 Hz | 6.68 inches, 720 x 1608 pixels, 120 Hz |
| Aspect Ratio | 20:9 | 20:9 |
| PPI | ~ 405 PPI | ~ 264 PPI |
| Screen to Body Ratio | ~ 90.5% | ~ 84% |
| Glass Type | Guardian Glass (ion-strengthened) | |
| Brightness | 1000nts | |
| Notch | Yes, Punch Hole | Yes, Water Drop Notch |
Memory
| RAM | 4 GB | 6 GB |
| Expandable RAM | Upto 6 GB Extra Virtual RAM | |
| Storage | 128 GB | 128 GB |
| Storage Type | UFS 2.1 | eMMC 5.1 |
| Card Slot | Yes, upto 1 TB | Yes, (Hybrid Slot) |
Connectivity
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| 5G | Yes | Yes |
| VoLTE | Yes, Dual Stand-By | Yes, Dual Stand-By |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Bluetooth | Yes, v5.1, A2DP, LE | Yes, v4.2 |
| USB | Yes, USB-C 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, GALILEO, QZSS, GLONASS | with A-GPS, BeiDou, GLONASS, Galileo |
| Fingerprint Sensor | Yes, Side | Yes, Side |
| Face Unlock | Yes | Yes |
| Sensors | Proximity, Magnetic Induction Sensor, Gyro-meter, Light Sensor, Acceleration Sensor | Accelerometer, Proximity, Compass |
| 3.5mm Headphone Jack | Yes | No |
| AI Features | SMart AI, Ai Erase, Ai Photo Enhance, Circle to Search | |
| Water Resistance | Yes, 1.5 m upto 30 min | |
| IP Rating | IP68/IP69 | |
| Dust Resistant | Yes |
Camera
| Rear Camera | 48 MP ƒ/1.8 (Wide Angle) 2 MP ƒ/2.4 (Macro) Macro 2 MP ƒ/2.4 B&W Portrait | 50 MP ƒ/1.8 (Wide Angle) |
| Auto Focus | Yes | Yes |
| Features | Super Nightscape, Panoramic View, Expert, Timelapse, Portrait Mode, HDR, Ultra Macro, AI Scene Recognition, AI Beauty, Filters | Ring- panorama |
| Video Recording | 1080p @ 30 fps FHD, 720p | 1080p @ 30 fps FHD |
| Flash | Yes, LED | Yes, LED |
| Front Camera | 16 MP ƒ/2.1 (Main) Punch Hole, Screen Flash | 8 MP ƒ/2 (Wide Angle) |
| Front Video Recording | 1080p | 1080p @ 30 fps FHD |
Technical
| OS | Android v11 | Android v15 |
| Chipset | MediaTek Dimensity 700 5G | Qualcomm Snapdragon 4 Gen2 |
| CPU | 2.2 GHz, Octa Core Processor | 2.2 GHz, Octa Core Processor |
| Core Details | 4x2.2 GHz Cortex-A76 & 4x2.0 GHz Cortex-A55 | 2x Performance Cores@2.2GHz & 6x Efficiency Cores@2GHz |
| GPU | Mali-G57 MC2 | Adreno 613 |
| Java | No | No |
| Browser | Yes, supports HTML5 | Yes |
Multimedia
| Yes | Yes | |
| Music | Yes | WAV, MP3, MP2, AMR-NB, MIDI, Vorbis, APE, FLAC, OGG, M4A |
| Video | Yes | MP4, 3GP, AVI, TS, MKV, FLV |
| FM Radio | No | No |
| Speaker Type | Dual Stereo | |
| Document Reader | Yes |
Battery
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 5000 mAh, Li-Po Battery | 6500 mAh |
| Fast Charging | Yes, 18W Fast Charging | Yes, 44W |
| StandBy Time | 22 days | |
| Talk Time | 31 hours | |
| Music Playback Time | 153 hours |
Discuss
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