Honor 400 Smart 4G Cases, Covers and Screen Protectors
Welcome to Lux-Case and our collection of Honor 400 Smart 4G accessories. On this page you'll find all the cases and screen protectors you need to keep your phone safe and fully functional for as long as possible. Do you have the 5G-version? Then check out our collection of Honor 400 Smart cases instead.
Mandala Honor 400 Smart / Honor 400 Smart 4G / Honor X7d 4G leather case - Green
Choose your option
Honor 400 Smart / Honor 400 Smart 4G / Honor X7d 4G leather case with a stylish rhombus imprint - Red
Choose your option
Leather Wallet Case for Honor 400 Smart 5G Butterfly Flower Imprinted Phone Cover with Strap - Pink
Choose your option
Honor 400 Smart 4G cases and screen protectors
Find the perfect protection and accessories for your Honor 400 Smart 4G. With its generous display and impressive battery, this budget-friendly smartphone deserves quality accessories that match its value. We've curated a focused selection of cases, wallet cases, and screen protectors specifically designed to fit your device perfectly.
How to choose the right Honor 400 Smart 4G accessories
That large display is brilliant for browsing and social media, but it also means more screen to protect. And since the Honor 400 Smart 4G features IP65 dust and water resistance, you'll want accessories that complement - rather than compromise - this built-in protection.
For everyday protection
A slim silicone or TPU case paired with a tempered glass screen protector gives you solid defence without adding bulk. Look for cases with raised edges around the camera module to keep that 108MP sensor scratch-free when you set your phone down.
For the organised multitasker
Wallet cases are ideal if you prefer travelling light. Our leather wallet cases hold cards and cash whilst providing full-body protection. The magnetic closures keep everything secure, and the built-in stands are perfect for hands-free video calls or catching up on content during your commute.
For maximum screen protection
Given the impressive specs of the display, you'll want a screen protector that doesn't compromise clarity. Our 9H tempered glass protectors are case-friendly and maintain touch sensitivity, so your display performs exactly as Honor intended.
Frequently asked questions
What is the best case for the Honor 400 Smart 4G if I drop my phone often?
We recommend a wallet case with reinforced corners and a magnetic closure. The flip cover provides additional screen protection when your phone's in a bag or pocket, whilst the sturdy frame absorbs impact from everyday drops.
Will a screen protector affect the 120Hz display performance?
Not at all. Our tempered glass screen protectors are designed to maintain full touch sensitivity and clarity. You won't notice any lag or reduced responsiveness - your scrolling will feel just as smooth.
Do your cases work with the Honor 400 Smart 4G's side-mounted fingerprint sensor?
Yes, every case in our collection features precise cutouts for the side-mounted fingerprint sensor, charging port, and all buttons. You'll have full access to all functions without removing your case.

