Vivo Y31D-6.75",6/256GB,50MP/8MP,4G LTE,Android 16,7200mAh-Grey

The vivo Y31d (released Jan 2026) is a budget 4G smartphone featuring a massive 7,200mAh battery with 44W fast charging, a 6.75-inch 120Hz LCD (720x1570), and a Snapdragon 6s 4G Gen 2 chipset. It offers 6/8GB RAM, 128/256GB storage, a 50MP rear camera, and IP69 water/dust resistance.

The vivo Y31d is a 4G smartphone headlined by a massive 7,200mAh battery and a durable build featuring IP69+ water and dust resistance. Launched in early 2026, it runs on Android 16 with vivo's custom OriginOS 6 skin.

Core Performance & Software

• Processor: Powered by the Qualcomm Snapdragon 6s 4G Gen 2 (6nm process), offering stable performance for daily tasks and moderate gaming.
• Memory & Storage: Available in configurations with 6GB or 8GB of LPDDR4X RAM and 128GB or 256GB of UFS 2.2 storage. Some variants also support expandable RAM via software.
• Operating System: Runs OriginOS 6 based on Android 16, featuring the "Origin Island" notification interface and various AI tools. 

Display & Design

• Screen: Features a 6.75-inch LCD "Dotch" display with a 120Hz refresh rate and a peak brightness of 1,250 nits, ensuring visibility in bright sunlight.
• Resolution: Offers HD+ resolution (720 x 1570 pixels) with a pixel density of approximately 256 PPI.
• Durability: Boasts an IP68 and IP69+ rating, making it highly resistant to immersion in water and high-pressure water jets. It also features military-grade shock resistance.
• Physical Specs: Weighs 219g and measures approximately 8.39mm in thickness (8.49mm for some color variants). 

Battery & Charging

• Capacity: A standout 7,200mAh BlueVolt battery that can deliver up to 45 hours of video playback or nearly two days of continuous use.
• Charging: Supports 44W FlashCharge, which can charge the battery from 1% to 50% in roughly 43 minutes.
• Features: Includes Bypass Charging (powering the device directly from the charger during gaming to reduce heat) and Reverse Wired Charging. 

Camera System

• Main Camera: A dual setup featuring a 50MP primary sensor (f/2.0) and a 2MP secondary bokeh/depth sensor (f/2.4).
• Front Camera: Includes an 8MP selfie camera (f/2.05) housed in a top-center punch-hole.
• Video: Capable of recording up to 1080p at 30fps. 

Connectivity & Sensors

• Network: Supports 4G LTE; it does not have 5G capabilities.
• Audio: Dual stereo speakers with a 400% volume boost mode.
• Other: Features an infrared blaster (IR), side-mounted fingerprint sensor, Bluetooth 5.1, and USB Type-C 2.0. 

Key Specifications:

• Display: 6.75-inch LCD, 120Hz refresh rate, 720 x 1570 resolution, 1250 nits peak brightness.
• Processor: Qualcomm Snapdragon 6s 4G Gen 2.
• Battery & Charging: 7,200 mAh, 44W wired fast charging.
• RAM/Storage: 6GB/8GB RAM, 128GB/256GB ROM (UFS 2.2).
• Rear Camera: 50 MP (main) + 2 MP (depth).
• Front Camera: 8 MP.
• OS: Android 16 with OriginOS 6.
• Durability: IP69/IP69+ certification (high-pressure water and dust resistance).
• Features: Side-mounted fingerprint sensor, 400% volume stereo speakers, USB-C, Bluetooth 5.1.
• Dimensions/Weight: 8.4mm thickness, 219g.