Vivo Y31 5G vs Realme 15x 5G (8GB RAM + 128GB)
Here you can compare Vivo Y31 5G and Realme 15x 5G (8GB RAM + 128GB). Comparing Vivo Y31 5G vs Realme 15x 5G (8GB RAM + 128GB) on Smartprix enables you to check their respective specs scores and unique features. It would potentially help you understand how Vivo Y31 5G stands against Realme 15x 5G (8GB RAM + 128GB) and which one should you buy The current lowest price found for Vivo Y31 5G is ₹19,999 and for Realme 15x 5G (8GB RAM + 128GB) is ₹19,999. The details of both of these products were last updated on Jun 03, 2026.
| Specification | Vivo Y31 5G | Realme 15x 5G (8GB RAM + 128GB) |
|---|---|---|
| Rear Camera | 50 MP ƒ/1.8 (Wide Angle) | 50 MP (Wide Angle) Resolution: 4096x3072, Equivalent Focal Length: 28mm, FOV: 76°, Lens: 5P, Sensor: 1/2.93” 2 MP (Depth Sensor) |
| Battery | 6500 mAh | 7000 mAh |
| RAM | 4 GB | 8 GB |
| OS | Android v15 | Android v15 |
| CPU | 2.2 GHz, Octa Core Processor | 2.4 GHz, Octa Core Processor |
| Price | ₹19,999 | ₹19,999 |
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Overview
| Specs Score | 58 / 100 | 61 / 100 Better Specs |
| Display Resolution | 720 x 1608 pixels Better Resolution | 720 x 1570 pixels |
| Screen To Body Ratio | ~ 84% | ~ 90.4% Less Bezels |
| RAM | 4 GB | 8 GB More RAM |
| CPU Clock Speed | 2.2 GHz | 2.4 GHz Faster Clock Speed |
| Front Camera | 8 MP | 50 MP Better Front Camera Resolution |
| Battery | 6500 mAh | 7000 mAh Bigger Battery |
| Unique Features | No | Reverse Charging |
General
| Country of Origin | India | |
| Model | Y31 | |
| 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 |
| Device Type | Smartphone | Smartphone |
| Release Date | September 15, 2025 | October 01, 2025 |
| In The Box | USB Cable, SIM Tray Ejector, Phone Case, Screen Protector (Applied), Power Adapter | 1 realme 15x 5G, 1 USB Type-C Cable, 1 80W Adapter, 1 Protect Case, 1 SIM Card Needle, 1 Screen Protect Film, 1 Quick Guide |
Design
| Dimensions | 77 x 166.1 x 8.4 mm | 77.93 x 166.07 x 8.28 mm |
| Weight | 209 g | 212 g |
| Bezel less | No | |
| Colors | Rose Red, Diamond Green | Aqua Blue, Marine Blue, Maroon Red |
Display
| Type | Color IPS Screen (16M Colors) | Color IPS Screen (16M Colors) |
| Touch | Yes | Yes, 180 Hz Touch Sampling Rate |
| Size | 6.68 inches, 720 x 1608 pixels, 120 Hz | 6.81 inches, 720 x 1570 pixels, 144 Hz |
| Aspect Ratio | 20:9 | 20:9 |
| PPI | ~ 264 PPI | ~ 394 PPI |
| Screen to Body Ratio | ~ 84% | ~ 90.4% |
| Glass Type | Guardian Glass (ion-strengthened) | |
| Brightness | 1000nts | HBM 1200nit |
| Features | Contrast Ratio: Typical 1500: 1; minimum 1200: 1 | |
| Notch | Yes, Water Drop Notch | Yes, Punch Hole |
Memory
| RAM | 4 GB | 8 GB |
| Expandable RAM | Upto 4 GB Extra Virtual RAM | Upto 10 GB Extra Virtual RAM |
| Storage | 128 GB | 128 GB |
| Storage Type | eMMC 5.1 | |
| Card Slot | Yes, (Hybrid Slot) | Yes, (Hybrid Slot) |
Connectivity
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| 5G | Yes | Yes |
| 5G Bands | 5G NR: n1/3/5/8/28B/40/41/77/78 | |
| VoLTE | Yes, Dual Stand-By | Yes, Dual Stand-By |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Wifi Version | Support 802.11 a/b/g/n, Wi-Fi 5(802.11ac) | |
| 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, USB Storage |
Extra
| GPS | with A-GPS, BeiDou, GLONASS, Galileo | Beidou, GPS, GLONASS, Galileo, QZSS |
| Fingerprint Sensor | Yes, Side | Yes, Side |
| Face Unlock | Yes | Yes |
| Sensors | Accelerometer, Proximity, Compass | Proximity sensor, Ambient light sensor, E-compass, Accelerometer |
| 3.5mm Headphone Jack | No | |
| AI Features | SMart AI, Ai Erase, Ai Photo Enhance, Circle to Search | Al Edit Genie |
| Water Resistance | Yes, 1.5 m upto 30 min | Yes |
| IP Rating | IP68/IP69 | IP69 Pro (IP66/68/69/69K) |
| Dust Resistant | Yes | Yes |
| Extra Features | Dual-mic Noise Cancellation |
Camera
| Rear Camera | 50 MP ƒ/1.8 (Wide Angle) | 50 MP (Wide Angle) Resolution: 4096x3072, Equivalent Focal Length: 28mm, FOV: 76°, Lens: 5P, Sensor: 1/2.93” 2 MP (Depth Sensor) |
| Camera Sensor | Sony IMX852 | |
| Auto Focus | Yes | Yes |
| Features | Ring- panorama | Photo, Portrait Mode, Night, Panorama, Cinematic, TIME-LAPSE, HI-RES, Underwater, PRO, Hypertext, TILT-SHIFT, AI LANDSCAPE Mode, Street Photography Mod, Dual-View Video Mode |
| Video Recording | 1080p @ 30 fps FHD | 1080p @ 30 fps FHD, 720p @ 30 fps HD |
| Flash | Yes, LED | Yes, LED |
| Front Camera | 8 MP ƒ/2 (Wide Angle) | 50 MP ƒ/2.4 (Wide Angle) OV50D40 50MP Resolution: 4080x3072 Equivalent Focal Length: 22mm FOV：87° Aperture：f/2.4 Lens：5P Sensor: 1/2.88" Punch Hole, Screen Flash |
| Front Video Recording | 1080p @ 30 fps FHD | 1080p @ 30 fps FHD |
Technical
| OS | Android v15 | Android v15 |
| Custom UI | Realme UI 6 | |
| Chipset | Qualcomm Snapdragon 4 Gen2 | Mediatek Dimensity 6300 |
| CPU | 2.2 GHz, Octa Core Processor | 2.4 GHz, Octa Core Processor |
| Core Details | 2x Performance Cores@2.2GHz & 6x Efficiency Cores@2GHz | 2X Arm Cortex-A76@2.4GHz & 6X Arm Cortex-A55@2.0GHz |
| GPU | Adreno 613 | Arm Mali-G57 MC2 |
| Java | No | No |
| Browser | Yes | Yes |
Multimedia
| Yes | Yes | |
| Music | WAV, MP3, MP2, AMR-NB, MIDI, Vorbis, APE, FLAC, OGG, M4A | MP3, AAC, APE, AMR, WAV, OGG, FLAC, WMA |
| Video | MP4, 3GP, AVI, TS, MKV, FLV | AVI, 3GP, MP4, WMV, MKV, MOV, ASF, FLV |
| FM Radio | No | No |
| Speaker Type | Dual Stereo | 1115 Ultra-Linear Speaker |
| Document Reader | Yes |
Battery
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 6500 mAh | 7000 mAh |
| Fast Charging | Yes, 44W | Yes, 60W SUPERVOOC Charge |
| Reverse Charging | Yes, 6.5W |
Discuss
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