vivo Y400 Pro

Overview & Display

Vivo vivo Y400 Pro has a slim 7.5 or 7.7mm profile and weighs 182g, making it relatively easy to handle despite its large screen and 5500mAh battery. Its glass front, plastic back, and plastic frame create a practical build, while IP65 protection adds resistance against dust and low-pressure water jets. The 6.77-inch AMOLED panel is a major highlight, combining a 120Hz refresh rate with HDR support and high brightness of up to 4500 nits. Images, menus, and video playback should look fluid, vivid, and clear, while stereo speakers and Hi-Res audio support strengthen the multimedia experience.

Powered by the 4nm MediaTek Dimensity 7300, the Vivo vivo Y400 Pro uses an octa-core processor with four performance cores and four efficiency cores. This hardware is paired with 8GB of RAM and either 128GB or 256GB of UFS 3.1 storage, providing a responsive foundation for everyday apps, browsing, communication, and multitasking. Android 15 with Funtouch 15 supplies the software experience. Storage cannot be expanded because there is no card slot, but the faster UFS 3.1 standard should help applications and files load efficiently. Dual-SIM support also suits users who manage two mobile connections.

Camera & Battery

The rear camera system combines a 50MP wide camera with PDAF, a ring-LED flash, HDR, and panorama features. Its 1/1.95-inch sensor and f/1.8 aperture provide the hardware needed for detailed everyday photography, while autofocus can help maintain subject clarity. Video recording reaches 4K at 30 frames per second, with gyro-EIS available for stabilization; 1080p recording is also supported. On the front, a 32MP wide selfie camera records in 4K at 30fps or 1080p, giving users useful high-resolution options for self-portraits and video calls.

A 5500mAh lithium-ion battery gives the Vivo vivo Y400 Pro a strong capacity for daily communication, streaming, browsing, and general app use, although actual endurance depends on network conditions and usage. When the battery needs replenishing, 90W wired charging can reach 50% in 19 minutes, helping reduce time near an outlet. The phone also supports 6W reverse wired charging for compatible accessories or other devices. Together, the large battery and fast charging system make the phone well suited to busy routines.

Who Should Buy This

The Vivo vivo Y400 Pro is a good fit for users who want a large, smooth AMOLED display, strong battery capacity, fast wired charging, and 5G connectivity in a relatively slim body. It suits everyday communication, media playback, multitasking, photography, and high-resolution video recording. The stereo speakers, 120Hz refresh rate, and bright HDR-capable panel also make it appealing to users who spend considerable time viewing content. Buyers who require expandable storage, a 3.5mm headphone jack, NFC, or a faster-than-USB 2.0 wired connection may want something different. It is best targeted at users who value display quality, charging speed, and balanced daily performance.

Pros

• Bright 120Hz AMOLED display with HDR support
• Large 5500mAh battery with 90W charging
• 5G connectivity with dual-SIM support
• 50MP rear camera records 4K video
• Stereo speakers and Hi-Res audio support

Cons

• No microSD card slot for storage expansion
• No 3.5mm headphone jack
• No NFC support
• USB Type-C connection uses the 2.0 standard

Verdict

Vivo vivo Y400 Pro delivers a well-rounded everyday experience built around its bright 120Hz AMOLED display, capable Dimensity 7300 platform, large battery, and very fast 90W charging. Its 50MP rear camera and 32MP selfie camera add flexible high-resolution video options, while stereo speakers improve entertainment use. The main compromises are the absent memory card slot, headphone jack, and NFC, along with USB 2.0 connectivity. For users prioritizing screen quality, battery capacity, 5G, and quick charging, it is a convincing 2025 smartphone choice.