Description
Used iPhone 12 128GB Black – Excellent Condition & Great Value
This used Apple iPhone 12 is a solid choice for buyers who want modern Apple performance with generous storage at a lower cost than buying new. It is graded as Excellent, showing only light cosmetic signs of previous use.
The 128GB storage capacity provides comfortable space for apps, photos, videos and iOS updates, making it suitable for everyday and heavier use.
Modern Performance for Daily Use
Powered by the A14 Bionic chip, the iPhone 12 delivers smooth performance for browsing, messaging, navigation, streaming and video calls. Ongoing iOS updates help maintain long-term usability.
Display, Camera & Security
The iPhone 12 features a sharp Super Retina XDR OLED display with crisp detail and vibrant colours. Its camera system performs well for everyday photography and video, while Face ID provides fast, secure unlocking.
Condition & testing: This phone has been professionally tested and graded as Excellent. To understand how cosmetic condition is assessed, see our grading criteria and FAQs.
Why buy a used iPhone from Used Mobiles 4U?
- Fully tested before sale
- SIM-free & unlocked for all UK networks
- 12-month warranty (including battery) + 30-day returns
- Better value than buying new or privately
- Free UK delivery and UK-based customer support
Our preparation process
Every used phone is checked before listing. Learn more here:
Our refurbishment process.
Explore more iPhones
Helpful resources
FAQs – Used iPhone 12 128GB Black
What does “used iPhone” mean?
A used iPhone is a pre-owned device that has been tested to ensure it works correctly before resale.
Is this iPhone 12 unlocked?
Yes. All iPhones sold by Used Mobiles 4U are SIM-free and unlocked.
Does it include warranty?
Yes. This device includes a 12-month warranty and a 30-day return period.





