Mobile Phones – Specifications Like Price, Display, Camera, Processor, Features & Memory
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vivo Y31
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Display: 6.68" inch
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Camera: 50MP (1080p)
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RAM: 4/6GB RAM
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Processor: Snapdragon 4 Gen 2
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Battery: 6500mAh
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Launch Date: 2025, September 15
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Storage: 128GB storage, microSDXC
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OS: Android 15, Funtouch 15
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Body: 209g, 8.4mm thickness
Specs
Network
| Technology | GSM / HSPA / LTE / 5G |
| 2G bands | GSM 850 / 900 / 1800 / 1900 |
| 3G bands | HSDPA 850 / 900 / 2100 |
| 4G bands | 1, 3, 5, 8, 28, 38, 40, 41 |
| 5G bands | 1, 3, 5, 8, 28, 40, 77, 78 SA/NSA |
| Speed | HSPA, LTE, 5G |
Launch
| Announced | 2025, September 15 |
| Status | Available. Released 2025, September 15 |
Body
| Dimensions | 166.1 x 77 x 8.4 mm (6.54 x 3.03 x 0.33 in) |
| Weight | 209 g (7.37 oz) |
| SIM | Nano-SIM + Nano-SIM |
| Ingress Protection |
IP68/IP69 dust tight and water resistant (high pressure water jets; immersible up to 1.5m for 30 min) MIL-STD-810H compliant* * does not guarantee ruggedness or use in extreme conditions |
Display
| Type | IPS LCD, 120Hz, 1000 nits (HBM) |
| Size | 6.68 inches, 107.4 cm2 (~84.0% screen-to-body ratio) |
| Resolution | 720 x 1608 pixels, 20:9 ratio (~264 ppi density) |
| Protection | Guardian Glass (ion-strengthened) |
Platform
| OS | Android 15, Funtouch 15 |
| Chipset | Qualcomm SM4450 Snapdragon 4 Gen 2 (4 nm) |
| CPU | Octa-core (2x2.2 GHz Cortex-A78 & 6x1.95 GHz Cortex-A55) |
| GPU | Adreno 613 |
Memory
| Card slot | microSDXC (uses shared SIM slot) |
| Internal | 128GB 4GB RAM, 128GB 6GB RAM |
| Memory Type | eMMC 5.1 |
Main Camera
| Primary Camera |
50 MP, f/1.8, (wide), PDAF Auxiliary lens |
| Features | Ring-LED flash, panorama |
| Video | 1080p@30fps |
Selfie camera
| Primary Camera | 8 MP, f/2.0, (wide) |
| Video | 1080p@30fps |
Sound
| Loudspeaker | Yes, with stereo speakers |
| 3.5mm jack | No |
| Alert Types | 24-bit/192kHz Hi-Res audio |
Comms
| WLAN | Wi-Fi 802.11 a/b/g/n/ac, dual-band |
| Bluetooth | 4.2, A2DP, LE |
| Positioning | GPS, GLONASS, GALILEO, BDS, QZSS |
| NFC | No |
| Infrared Port | No |
| Radio | No |
| USB | USB Type-C 2.0, OTG |
Features
| Sensors |
Fingerprint (side-mounted), accelerometer, proximity, compass |
| Extras | Circle to Search |
Battery
| Type | Li-Ion 6500 mAh |
| Charging |
44W wired, 50% in 38 min Reverse wired |
Misc
| Colors | Rose Red, Diamond Green |
| SAR | 1.13 W/kg (head) 0.99 W/kg (body) |
| Price | ₹15456/- (Approx) |
Test Results
EU LABEL
PROS
- Big 6.68″ HD+ 120 Hz display gives smooth scrolling and responsive visuals.
- Very large 6500 mAh battery easily lasts all day with mixed use.
- 44 W fast charging refuels the battery quickly.
- 5G support for faster mobile data connectivity.
- Stereo speakers deliver better audio than single-speaker phones.
- MIL-STD-810H & IP68/IP69 water/dust resistance adds rugged durability.
- Side-mounted fingerprint sensor is fast and easy to use.
- Dual SIM plus expandable storage via microSD (shared slot).
- 50 MP main camera captures decent daylight photos.
- USB-C port and modern connectivity make charging/data simple.
CONS
- Display is HD+ (720p) — lower sharpness compared to FHD+ screens.
- Bluetooth 4.2 is outdated vs newer Bluetooth versions.
- No NFC — no contactless payment support.
- No FM radio feature for broadcast listening.
- Shared SIM/microSD slot — can’t use dual SIM + SD card together.
- Mono or basic speaker placement worst than stereo premium phones (based on variant real tests).
- Mid-range chipset limits heavy gaming performance.
- 18 W charging (standard) slower than many rivals.
- Cameras average in low-light and lack advanced modes.
- LCD display lacks deep blacks and contrast of AMOLED.
Reviews
Disclaimer Note
All specifications are provided as-is and may contain errors; we do our best to keep the information accurate but recommend re-verifying before purchase.
