iPhone X SIM-Free 256GB Space Gray
£104.99
- A phone is stolen every 2 minutes in the UK
- 1 in 4 people crack their screen
- Most avoid repairs due to the high cost
That's why this purchase includes one month of Pier Protect mobile phone insurance - for free. Cover includes accidental damage, liquid damage, loss, and theft. Just activate it after checkout to get protected.
View Terms and Insurance Product Information Document (IPID)Want it despatched by tomorrow (Fri 05 June)?
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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
Buy Apple iPhone X for Sale – Get the Best Price (UK)
Certified Refurbished iPhone X (UK) with 85%+ battery health. Best online prices - limited-time deals. ✅ Unlocked & SIM-free (any UK network) ✅ PhoneCheck tested for peace of mind ✅ 12-month warranty & UK support ✅ Fast, free delivery.
Why choose the iPhone X?
The Apple iPhone X redefined the iPhone with an edge-to-edge 5.8″ Super Retina OLED display, Face ID, and the powerful A11 Bionic chip. It’s still a brilliant daily driver for streaming, social, photography and secure payments.
Highlights
Super Retina OLED (5.8″) – rich contrast and colour
Dual 12MP cameras (Wide + Telephoto) with Portrait & Smart HDR-style processing
7MP TrueDepth front camera with Portrait selfies & Animoji
A11 Bionic – smooth everyday performance
Face ID – secure unlock and Apple Pay
Wireless & fast charging compatible
iPhone X deals & pricing
We update prices daily to keep our iPhone X deals competitive. Choose the cosmetic grade that suits your budget — all devices are fully functional.
Like New / Pristine – minimal to no marks
Very Good – light signs of use
Good – more visible wear, best price
Quality & testing you can trust
Every refurbished iPhone X from us is rigorously checked with PhoneCheck:
Battery health 85%+ guaranteed
Screen, buttons, speakers & mics verified
Rear & front cameras tested
Wi-Fi, Bluetooth & sensors checked
Full data wipe & factory reset
Accurate cosmetic grading
Packed in eco-friendly packaging
Why buy iPhone X from The Big Phone Store for best deals?
Trusted UK retailer since 1999
Thousands of positive reviews (4.7★ Trustpilot)
UK-based customer support
Trade-in options to save more & recycle responsibly
Free, fast delivery with clear cut-off times
iPhone X specifications (quick view)
Display: 5.8″ Super Retina OLED (HDR)
Chip: Apple A11 Bionic
Storage: 64GB / 256GB
Rear cameras: Dual 12MP Wide + Telephoto (Portrait, OIS, 4K video)
Front camera: 7MP TrueDepth (Face ID, Portrait selfies, Animoji)
Charging: Wireless charging & fast charge capable
SIM: nano-SIM only (no eSIM/Dual SIM)
Network: 2G / 3G / 4G LTE (no 5G)
Colours: Space Grey, Silver
What Other iPhone X Models Can You Find at The Big Phone Store?
At The Big Phone Store, you can find amazing prices!
Other iPhone Models
iPhone 12 Mini / iPhone 12 / iPhone 12 Pro / iPhone 12 Pro Max
iPhone 13 Mini / iPhone 13 / iPhone 13 Pro / iPhone 13 Pro Max
Explore More Unlocked & SIM-Free Apple Devices at Unbeatable Prices – Only at our Apple iPhone Collections.
Explore Apple iPhone X Available Options
For more iPhone X options, explore the wide range of colours and storage options, giving you the flexibility to choose the perfect model for your needs.
Available iPhone X Options | |
Colours | Storage Capacities |
For Other Models
Looking for more unbeatable refurbished mobile deals? Explore our full range of Apple Refurbished devices, including the latest Refurbished iPhones, as well as top picks from Samsung Refurbished and Google Refurbished. Whether you're after performance, value, or sustainability, our collection of refurbished phones offers the best in quality and price.
Turn Old Tech into Cash Trade-In Deals
Want to upgrade while saving more? With Apple Trade-In at The Big Phone Store, you can trade in your old iPhone, Apple Watch, or other Apple devices and get instant value toward your next purchase.
Looking to sell iPhone or sell Apple Watch? We offer fast payments, free shipping, and top market prices, making it easier than ever to switch, save, and stay sustainable.
Trade in Other Mobile Phones & Devices:
Ready to clear out your old devices? At The Big Phone Store, you can sell phone in just a few clicks and get paid fast.
Whether you're upgrading or simply decluttering, we offer a hassle-freephone trade-in process with competitive prices and free shipping.
Reliable Power
This iPhone X comes with 85% minimum battery health
Better than competitors' 80% average
iPhone X Specifications
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What's In The Box?
- Your iPhone X
- SIM Removal Tool
- Charging Cable
- 100% Sustainable and Recyclable Box
- One Month Free Phone Insurance
12 month warranty on your iPhone X
Dont miss out on upgrading to 24 months warranty
The iPhone X 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 iPhone X 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 iPhone X 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 iPhone X 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.
iPhone X Customer Reviews
We value the opinions of all of our customers, and we're sure that you do too! If you're still unsure about buying the iPhone X you want, take a look at the reviews our customers have left for us.
I bought three iPhones from The Big Phone Store—two iPhones 11 in purple and black, and an iPhone X in space gray. They all arrived in fantastic condition, just as described! My kids couldn’t be happier. The buying process was smooth, and they shipped the phones really fast. Great service!
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