Vivo Y400 4G

Display6.67" 1080 x 2400 pixels
ChipsetQualcomm SM6225 Snapdragon 685 (6 nm)
Main camera50MP
Battery6000 mAh
Y400 4G product photo
6.6GoSolo score
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Network

Technology
GSM / HSPA / LTE
2G bands
GSM 850 / 900 / 1800 / 1900
3G bands
HSDPA 850 / 900 / 2100
4G bands
1, 3, 5, 7, 8, 20, 28, 38, 40, 41
Speed
HSPA, LTE

Launch

Announced
2025, July 28
Status
Available

Body

Dimensions
162.3 x 75.3 x 7.9 mm (6.39 x 2.96 x 0.31 in)
Weight
196 g or 198 g (6.91 oz)
Build
Glass front, plastic back, plastic frame
SIM
Nano-SIM + Nano-SIM
Durability
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 SM6225 Snapdragon 685 (6 nm)
CPU
Octa-core (4x2.8 GHz Cortex-A73 & 4x1.9 GHz Cortex-A53)
GPU
Adreno 610

Memory

Card slot
No
Internal
128GB 8GB RAM, 256GB 8GB RAM
Type
UFS 2.2

Main Camera

Modules
50 MP, f/1.8, (wide), 1/2.96", PDAF Auxiliary lens
Features
Ring-LED flash, panorama, HDR
Video
1080p@30fps

Selfie Camera

Module
8 MP, f/2.1, (wide)
Features
1080p@30fps

Sound

Loudspeaker
Yes, with stereo speakers
3.5mm jack
No

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
Yes (market/region dependent)
Radio
No
USB
USB Type-C 2.0, OTG

Features

Sensors
Fingerprint (under display, optical), accelerometer, gyro, proximity, compass

Battery

Type
Si/C Li-Ion 6000 mAh
Charging
44W wiredReverse wired

Misc

Colors
Purple Twilight, Tropical Green (Dynamic Green), Pearl White
Models
I2502
GoSolo Read / what it means7 takeaways
display
120Hz AMOLED, 1200-nit brightnessThe 1200 nits (high brightness mode) and 120Hz refresh make scrolling smooth and text readable in direct sunlight, though peak brightness is lower than flagship rivals at the same price.
battery
6000mAh, about 1.5 to 2 days light useAt this capacity with the efficient Snapdragon 685 and mid-range screen, you'll clear a full day of moderate use on one charge, or stretch into a second day if you're mostly on Wi-Fi and messaging.
charging
44W wired, roughly 45 to 60 minutes fullAt 44W, expect a full charge in about an hour from flat, which is adequate for daily top-ups but slower than phones in the 100W range.
camera
50MP main with f/1.8, 1080p video onlyThe 50MP sensor and wide aperture handle daytime shots and low-light scenes decently, but 1080p@30fps video caps you at basic recording; no 4K or high frame-rate options.
performance
Snapdragon 685, mid-range gaming and appsThe 685 runs everyday apps and moderately demanding games (Genshin Impact, PUBG Mobile on medium settings) smoothly, but not maxed-out AAA titles without stuttering.
durability
IP68/IP69, MIL-STD-810H compliantIP68 means 2m immersion for 30 minutes and high-pressure water jets; MIL-STD-810H adds drop and temperature tolerance, so this phone survives everyday splashes and accidental dunks better than unrated phones.
connectivity
LTE only, Wi-Fi 5 ac dual-bandNo 5G, so you're limited to 4G/LTE speeds and depend more on Wi-Fi; Wi-Fi 5 ac is now standard but not the newest, so expect typical home and office networks to work fine.
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