T-Mobile Trade In iPhone 6S Plus

Find out how much cash you can make when you trade in your T-Mobile iPhone 6S Plus.

If your model doesn't appear, we're not currently accepting it at this time. Please try and sell another device.


Get an instant price for your tech.


Send your stuff for FREE.


Get paid by direct deposit or PayPal!

Sell Your T-Mobile iPhone 6S Plus

Thinking about sending your iPhone 6S Plus back to T-Mobile? Decluttr pay up to 33% more than carriers, including T-Mobile!

Wondering "why should I sell my phone with Decluttr?" Firstly, we pay up to 33% more than carriers!

  • T-Mobile pay in credit, whereas we pay in cash for your trade in via PayPal or Direct Deposit
  • Our Decluttr Price Promise ensures we’ll pay you the first price we offer or we’ll send your device back to you for FREE!
  • We’ll pay as soon as your items are processed (usually the day after they arrive).
  • We accept cosmetically damaged or water damaged phones
  • As well as being a BBB accredited business, we’re rated Excellent on Trustpilot too! We’ve also paid hundreds of millions to our happy customers.

Trade in your T-Mobile iPhone 6S Plus!

Selling cell phones, including the iPhone 6S Plus, is super easy with Decluttr!

  1. Get a FREE instant valuation - make sure to choose the storage of your device and the condition. Our three conditions are ‘Good’, ‘Poor’ and ‘Faulty’.
  2. Put your iPhone 6S Plus into a secure box and ship it to us for FREE!
  3. We'll pay by direct deposit or PayPal when your items are processed (this is usually the day after they arrive).

For more information on how to sell an iPhone, check out our how it works page.

Plus, you can also make a T-Mobile iPhone 6s trade in.

We encourage you to wipe your iPhone 6S Plus before selling, follow these steps:

  • Sign out of your iCloud account
  • Delete content and settings
  • Remove SIM card
  • Unpair any devices that are connected to your iPhone 6S Plus such as an Apple Watch

We accept broken phones if they are water damaged or cosmetically damaged. Make sure to choose the condition of your phone as ‘Faulty’.

Get fast cash for your T-Mobile iPhone 6S Plus!

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