SafeRooting
Honor 400 Smart
Honor

Honor 400 Smart

Released: 2025, August 07Status: Available. Released 2025, August 09

Root Support Available

Bootloader unlock, Magisk root, recovery notes, and expert support are available for this device family.

Full Specifications

OSAndroid 15, Magic OS 9
CPUOcta-core (2x2.3 GHz Cortex-A78 & 6x2.0 GHz Cortex-A55)
GPUAdreno 619
NFCYes
SIMNano-SIM + Nano-SIM
USBUSB Type-C 2.0, OTG
Dual50 MP, f/1.8, (wide), PDAF, 2 MP, f/2.4, (depth)
Size6.77 inches, 110.2 cm, 2, (~86.0% screen-to-body ratio)
TypeTFT LCD, 120Hz, 700 nits (peak)
WLANWi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
BrandHonor
ModelHonor 400 Smart
RadioNo
SpeedHSPA, LTE, 5G
Video1080p@30fps
ColorsBlack
ModelsLGN-NX1
Single5 MP, f/2.2, (wide)
StatusAvailable. Released 2025, August 09
Weight189 g (6.67 oz)
ChipsetQualcomm SM6375 Snapdragon 6s Gen 3 (6 nm)
SensorsFingerprint (side-mounted), accelerometer, proximity, compass
2G bandsGSM 850 / 900 / 1800 / 1900
3G bandsHSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bandsLTE
5G bandsSA/NSA
Charging35W wired
FeaturesLED flash, HDR
Internal128GB 4GB RAM
Released2025, August 07
Announced2025, August 07
Bluetooth5.1, A2DP, LE
Card slotNo
3.5mm jackYes
Dimensions166.9 x 76.8 x 8.4 mm (6.57 x 3.02 x 0.33 in)
ProtectionScratch-resistant glass
Resolution720 x 1610 pixels, 20:9 ratio (~261 ppi density)
TechnologyGSM / HSPA / LTE / 5G
LoudspeakerYes, with stereo speakers
PositioningGPS, GLONASS, GALILEO, BDS

Honor 400 Smart Overview

About Honor 400 Smart Honor 400 Smart is another flagship from Honor's popular line of first class Android phones, released in the 2025. Honor 400 Smart has a wide variety of great specifications such as 128GB 4GB RAM with Qualcomm SM6375 Snapdragon 6s Gen 3 (6 nm) , as well as ultrasonic fingerprint sensor. The thing that makes this decent smartphone special is its sleek design and an amazing all-screen design with no notches at all.

Rooting Information

Honor 400 Smart can generally be rooted with a bootloader unlock and Magisk patched boot image workflow. Always match firmware build numbers before flashing.

Bootloader Information

Most Android rooting methods begin with bootloader unlock. Unlocking may wipe data, affect warranty, and disable some security features.

Recovery Information

Custom recovery support depends on chipset, kernel source availability, and community builds. Fastboot-based Magisk installation can work even when TWRP is unavailable.

FAQ

Can I root the Honor 400 Smart?

The Honor 400 Smart supports rooting through Magisk. You'll need to unlock the bootloader first, then flash a patched boot image. Check the rooting status card on this page for availability.

Does Honor 400 Smart support custom recovery (TWRP)?

Many Honor devices support TWRP. Check our device page for recovery compatibility. If TWRP isn't available, you can still use Magisk through fastboot method.

Will rooting Honor 400 Smart void warranty?

Yes, rooting the Honor 400 Smart will void the manufacturer warranty. However, you can unroot using the stock firmware to potentially restore warranty coverage.

What Android version does Honor 400 Smart run?

Check the specifications section above for the current OS version and upgrade history of your Honor 400 Smart.