Vivo Y31 5G (6GB RAM + 128GB) vs OPPO F21 Pro 4G
Here you can compare Vivo Y31 5G (6GB RAM + 128GB) and OPPO F21 Pro 4G. Comparing Vivo Y31 5G (6GB RAM + 128GB) vs OPPO F21 Pro 4G on Smartprix enables you to check their respective specs scores and unique features. It would potentially help you understand how Vivo Y31 5G (6GB RAM + 128GB) stands against OPPO F21 Pro 4G and which one should you buy The current lowest price found for Vivo Y31 5G (6GB RAM + 128GB) is ₹19,999 and for OPPO F21 Pro 4G is ₹21,499. The details of both of these products were last updated on Aug 24, 2026.
| Specification | Vivo Y31 5G (6GB RAM + 128GB) | OPPO F21 Pro 4G |
|---|---|---|
| Internal Memory | 128 GB | 128 GB |
| Display | 6.68 inches, 720 x 1608 pixels, 120 Hz | 6.5 inches, 1080 x 2400 pixels, 90 Hz |
| CPU | 2.2 GHz, Octa Core Processor | 2.4 GHz, Octa Core Processor |
| Battery | 6500 mAh | 4500 mAh, Li-Po Battery |
| Rear Camera | 50 MP ƒ/1.8 (Wide Angle) | 64 MP ƒ/1.7 (Wide Angle) 2 MP ƒ/3.3 Microscope 2 MP ƒ/2.4 Mono |
| Price | ₹19,999 | ₹21,499 |
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Overview
| Specs Score | 58 / 100 Better Specs | 55 / 100 |
| Display Resolution | 720 x 1608 pixels | 1080 x 2400 pixels Better Resolution |
| Screen To Body Ratio | ~ 84% | ~ 90.8% Less Bezels |
| RAM | 6 GB | 8 GB More RAM |
| CPU Clock Speed | 2.2 GHz | 2.4 GHz Faster Clock Speed |
| Rear Camera | 50 MP | 64 MP + 2 MP + 2 MP Triple Better Camera Resolution |
| Front Camera | 8 MP | 32 MP Better Front Camera Resolution |
| Weight | 209 g | 175 g Lighter |
| Thickness | 8.4 mm | 7.5 mm Slimmer |
| Battery | 6500 mAh Bigger Battery | 4500 mAh |
| Unique Features | 5G No Water Resistant | No 3.5mm Audio Jack No |
General
| Country of Origin | India | |
| Model | Y31 | F21 Pro |
| 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 | April 12, 2022 |
| In The Box | USB Cable, SIM Tray Ejector, Phone Case, Screen Protector (Applied), Power Adapter |
Design
| Dimensions | 77 x 166.1 x 8.4 mm | 73.2 x 159.9 x 7.5 mm |
| Weight | 209 g | 175 g |
| Colors | Rose Red, Diamond Green |
Display
| Type | Color IPS Screen (16M Colors) | Color AMOLED Screen (16.7M) |
| Touch | Yes | Yes |
| Size | 6.68 inches, 720 x 1608 pixels, 120 Hz | 6.5 inches, 1080 x 2400 pixels, 90 Hz |
| Aspect Ratio | 20:9 | 20:9 |
| PPI | ~ 264 PPI | ~ 409 PPI |
| Screen to Body Ratio | ~ 84% | ~ 90.8% |
| Glass Type | Guardian Glass (ion-strengthened) | Corning Gorilla Glass 5 |
| Brightness | 1000nts | |
| Features | Normal mode: 430 nits (Typical), High Brightness Mode: 600 nits (Typical), Vivid mode: 97% NTSC/95% DCI-P3, Gentle Mode: sRGB | |
| Notch | Yes, Water Drop Notch | Yes, Punch Hole |
Memory
| RAM | 6 GB | 8 GB |
| Expandable RAM | Upto 6 GB Extra Virtual RAM | Upto 5 GB Extra Virtual RAM |
| Storage | 128 GB | 128 GB |
| Storage Type | eMMC 5.1 | UFS 2.2 |
| Card Slot | Yes, (Hybrid Slot) | Yes, upto 256 GB |
Connectivity
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| 5G | Yes | No |
| VoLTE | Yes, Dual Stand-By | Yes, Dual Stand-By |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Bluetooth | Yes, v4.2 | Yes, v5.1 |
| USB | Yes, USB-C v2.0 | Yes, USB-C |
| USB Features | USB Tethering, USB on-the-go, USB Charging | USB on-the-go, USB Charging |
Extra
| GPS | with A-GPS, BeiDou, GLONASS, Galileo | Built-in GPS, A-GPS, BeiDou, GLONASS, Galileo, QZSS |
| Fingerprint Sensor | Yes, Side | Yes, In Display |
| Face Unlock | Yes | Yes |
| Sensors | Accelerometer, Proximity, Compass | Geomagnetic Sensor, Proximity Sensor, Optical Sensor, Accelerometer, Gravity Sensor, Gyroscope, Pedometer, 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 | |
| IP Rating | IP68/IP69 | |
| Dust Resistant | Yes |
Camera
| Rear Camera | 50 MP ƒ/1.8 (Wide Angle) | 64 MP ƒ/1.7 (Wide Angle) 2 MP ƒ/3.3 Microscope 2 MP ƒ/2.4 Mono |
| Auto Focus | Yes | Yes |
| Features | Ring- panorama | Panorama, Portrait, Time-lapse, Slow-motion, Text scanner, Google Lens, Extra HD, Macro, Sticker |
| Video Recording | 1080p @ 30 fps FHD | 1080p, 720p |
| Flash | Yes, LED | Yes, LED |
| Front Camera | 8 MP ƒ/2 (Wide Angle) | 32 MP ƒ/2.4 Punch Hole |
| Front Video Recording | 1080p @ 30 fps FHD | 1080p |
Technical
| OS | Android v15 | Android v12 |
| Chipset | Qualcomm Snapdragon 4 Gen2 | Qualcomm Snapdragon 680 |
| CPU | 2.2 GHz, Octa Core Processor | 2.4 GHz, Octa Core Processor |
| Core Details | 2x Performance Cores@2.2GHz & 6x Efficiency Cores@2GHz | 4x2.4 GHz Kryo 265 Gold & 4x1.9 GHz Kryo 265 Silver |
| GPU | Adreno 613 | Adreno 610 |
| Java | No | No |
| Browser | Yes | Yes |
Multimedia
| Yes | Yes | |
| Music | WAV, MP3, MP2, AMR-NB, MIDI, Vorbis, APE, FLAC, OGG, M4A | Yes |
| Video | MP4, 3GP, AVI, TS, MKV, FLV | Yes |
| FM Radio | No | No |
| Speaker Type | Dual Stereo | |
| Document Reader | Yes |
Battery
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 6500 mAh | 4500 mAh, Li-Po Battery |
| Fast Charging | Yes, 44W | Yes, 33W Fast Charging |
Discuss
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