The vivo Y400 is a mid-range 5G phone built around durability, battery life, and a bright AMOLED display rather than headline-grabbing camera hardware.
It pairs a Snapdragon 4 Gen 2 chip with 8GB RAM, a 6000mAh battery, 90W wired charging, and IP68/IP69 protection for buyers who want practical everyday resilience.
Full Specifications
Network
| Technology: | GSM / HSPA / LTE / 5G |
| 2G bands: | GSM 850 / 900 / 1800 / 1900 |
| 3G bands: | HSDPA 800 / 850 / 900 / 2100 |
| 4G bands: | 1, 3, 4, 5, 8, 18, 19, 26, 28, 38, 40, 41, 42, 48 |
| 5G bands: | 1, 3, 5, 8, 28, 40, 77, 78 SA/NSA |
| Speed: | HSPA, LTE, 5G |
Launch
| Announced: | 2025, August 04 |
| Status: | Available. Released 2025, August 07 |
Body
| Dimensions: | 162.3 x 75.3 x 7.9 mm (6.39 x 2.96 x 0.31 in) |
| Weight: | 197 g (6.95 oz) |
| Build: | Glass front, plastic back, plastic frame |
| SIM: | Nano-SIM + Nano-SIM |
| IP68/IP69 dust tight and water resistant (high pressure water jets; immersible up to 2m for 30 min) MIL-STD-810H compliant* * does not guarantee ruggedness or use in extreme conditions |
Display
| Type: | AMOLED, 120Hz, 1200 nits (HBM), 1800 nits (peak) |
| Size: | 6.67 inches, 107.4 cm2 (~87.9% screen-to-body ratio) |
| Resolution: | 1080 x 2400 pixels, 20:9 ratio (~395 ppi density) |
Platform
| OS: | Android 15, Funtouch 15 |
| Chipset: | Qualcomm SM4450 Snapdragon 4 Gen 2 (4 nm) |
| CPU: | Octa-core (2×2.2 GHz Cortex-A78 & 6×1.95 GHz Cortex-A55) |
| GPU: | Adreno 613 |
Memory
| Card slot: | Unspecified |
| Internal: | 128GB 8GB RAM, 256GB 8GB RAM |
| UFS 3.1 |
Main Camera
| Dual: | 50 MP, f/1.8, (wide), 1/2.96″, PDAF 2 MP, f/2.4, (depth) |
| Features: | Ring-LED flash, panorama, HDR |
| Video: | 1080p@30fps |
Selfie camera
| Single: | 32 MP, f/2.5, (wide) |
| Video: | 1080p@30fps |
Sound
| Loudspeaker: | Yes, with stereo speakers |
| 3.5mm jack: | No |
| 24-bit/192kHz Hi-Res audio |
Comms
| WLAN: | Wi-Fi 802.11 a/b/g/n/ac, dual-band |
| Bluetooth: | 5.0, A2DP, LE |
| Positioning: | GPS, GLONASS, GALILEO, BDS, QZSS |
| NFC: | No |
| Radio: | No |
| USB: | USB Type-C 2.0, OTG |
Features
| Sensors: | Fingerprint (under display, optical), accelerometer, gyro, proximity, compass |
| Circle to Search |
Battery
| Type: | Li-Ion 6000 mAh |
| Charging: | 90W wired, 50% in 20 min Reverse wired Bypass Charging |
Misc
| Colors: | Glam White, Olive Green |
| SAR: | 0.99 W/kg (head) 0.80 W/kg (body) |
| Price: | ₹ 21,999 |
Price and Availability
The vivo Y400 offers a compelling combination of features and performance. While the base price is around ₹21,999, the actual cost may vary depending on your location and retailer. Below, you’ll find the approximate price of the vivo Y400 converted into various currencies. Please note that these are estimates based on recent exchange rates as of May 4, 2026 and may not reflect the exact price you’ll find at a retailer.
- United States: $231
- Japan: ¥36,354
- United Kingdom: £171
- Australia: A$321
- Canada: C$315
- Taiwan: NT$7,322
- Denmark: kr1.474
- Saudi Arabia: ﷼868
- South Korea: ₩340,816
- Germany: €198
- Brazil: R$1.149
- Vietnam: ₫6.091.575
- Kenya: KSh 29,942
- India: ₹21,999
- Indonesia: Rp 4.007.902
- Nigeria: ₦318,790
- Pakistan: ₨64,652
- Philippines: ₱14,199
- Bangladesh: ৳২৮,৪৪৫
Why Should You Buy the vivo Y400?
The vivo Y400 stands out for its practical balance: a large battery, fast charging, a 120Hz AMOLED screen, stereo speakers, and unusually strong dust and water resistance for its class. It is best viewed as a dependable daily phone with 5G support and a focus on comfort, endurance, and durability.
Design and Durability
At 7.9 mm thick and 197 g, the vivo Y400 stays reasonably slim while carrying a large 6000mAh battery. The plastic back and frame keep the build practical, while the IP68/IP69 rating adds protection against dust, immersion, and high-pressure water jets. The MIL-STD-810H compliance note is useful, but it should not be treated as a guarantee for extreme conditions.
Display Quality
The 6.67-inch AMOLED display is one of the phone’s stronger points. Its 120Hz refresh rate should make scrolling and animations feel smoother, while the 1080 x 2400 resolution keeps text and media sharp at around 395 ppi. With 1200 nits HBM and 1800 nits peak brightness, it is positioned well for outdoor visibility.
Performance and Storage
The Snapdragon 4 Gen 2 is a 4 nm chipset designed for efficient mainstream 5G performance. Combined with 8GB RAM and UFS 3.1 storage, the vivo Y400 should handle everyday apps, browsing, messaging, streaming, and moderate gaming without feeling under-equipped. Storage options include 128GB and 256GB, while the card slot is not specified.
Camera Setup
The rear camera system is straightforward: a 50 MP wide camera with PDAF supported by a 2 MP depth sensor. This setup is better suited to casual photos, portraits, and social sharing than to advanced versatility, since there is no listed ultrawide or telephoto camera. Video recording tops out at 1080p at 30fps on both rear and front cameras.
Battery and Charging
Battery life is a major selling point. The 6000mAh cell gives the vivo Y400 more capacity than many slim mid-range phones, and 90W wired charging is a strong match for that size. The listed 50% charge in 20 minutes, reverse wired charging, and bypass charging make it more flexible for heavy users.
Software and Features
The phone ships with Android 15 and Funtouch 15, giving it a current software base at launch. The under-display optical fingerprint sensor keeps unlocking modern and convenient, while Circle to Search adds a useful AI-assisted search feature directly into the everyday interface.
Connectivity and Audio
The vivo Y400 supports GSM, HSPA, LTE, and 5G with SA and NSA bands listed, making it suitable for modern mobile networks where compatible. It also includes dual-band Wi-Fi ac, Bluetooth 5.0, broad satellite positioning support, USB-C with OTG, stereo speakers, and Hi-Res audio. NFC, FM radio, and a 3.5mm headphone jack are not included.
Who Should Buy the vivo Y400?
Choose the vivo Y400 if you want a 5G phone with a bright AMOLED display, long battery life, fast charging, and strong water and dust resistance. Skip it if your priority is a more versatile camera system, 4K video recording, NFC payments, or a headphone jack.
Conclusion
The vivo Y400 is a sensible pick for users who value endurance, display quality, charging speed, and durability over camera variety. It is easy to recommend as a practical everyday 5G phone, especially for buyers who want a tougher mid-range device.
