SIM Free Xiaomi Mi 9 for Sale 64GB Piano Black
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£74.98
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Fully Certified Refurbished Phone (tested, data-wiped, and ready to use)
USB Charging Cable
SIM Card Removal Tool (where applicable)
Free Microfiber Cleaning Pouch
Presented in a Premium Gift-Ready Box
12-Month Standard Warranty
Optional Upgrades at Checkout
Premium Gift Bag for a complete gifting experience
Upgrade to a brand-new battery
Extend your warranty to 24 months
Take a Look at More Xiaomi Mi A & Mi 9 Phones – Affordable Yet Reliable
Want a reliable phone that’s easy on the wallet? The Mi A and Mi 9 series strike the perfect balance between price and performance. From the smooth and simple Mi A3 to the more powerful Mi 9T Pro, these phones are built to handle your everyday needs without any fuss.
Xiaomi Mi A3
Xiaomi Mi 9T Pro
Xiaomi Mi 9T
Xiaomi Mi 8 Lite
Explore more refurbished Xiaomi phones and browse our full range of refurbished phones to find your perfect match!
Reliable Power
This Mi 9 comes with 85% minimum battery health
Better than competitors' 80% average
Mi 9 Specifications
Battery
Type
Display
Size
Type
Resolution
Availability
Release Date

What's In The Box?
- Your Mi 9
- SIM Removal Tool
- Charging Cable
- 100% Sustainable and Recyclable Box
- One Month Free Phone Insurance
12 month warranty on your Mi 9
Dont miss out on upgrading to 24 months warranty
The Mi 9 from The Big Phone Store comes with a Big warranty! The policy covers any internal fault that may arise through normal use during the 12 month warranty period.

Saving the Planet
Buying a refurbished Mi 9 is a smart way to reduce your environmental footprintWith over a billion electronic devices produced each year—many of which eventually end up in landfills—choosing a refurbished Mi 9 helps break the cycle of waste. Every product we restore and resell keeps valuable materials in use longer, reducing harmful electronic waste and supporting a more sustainable future.
This Mi 9 undergoes rigorous testing to guarantee top-tier reliability

- Lock Detection Checks for manufacturer, carrier, & software locks.
- Diagnostics Automated component functionality scan.
- Battery Health Battery capacity check to receive and hold a charge.
- Authenticity Replacement part & background check.
- Cellular Service Check SIM, place test call & sms message.
- Erase & Reset Secure data wipe and reset to factory default.

