THE ANDOVER BLOG

What used phones are really worth, and why.

Guides for anyone buying, selling or flipping phones. Every number comes from the prices we collect every day across Swappa, Back Market, eBay and more than a dozen buyback companies.

From our data$560

typical used price of an iPhone 16, 128GB, Good condition, unlocked

ANDOVER ANALYTICS
Price check

How Much Is My iPhone 16 Worth? Real Prices by Model and Storage

What the iPhone 16, 16 Plus, 16 Pro and 16 Pro Max sell for by storage size, what you keep on Swappa after fees, and when a buyback offer is the better deal.

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From our data95%

of its launch price the iPhone 17 still sells for after a year

ANDOVER ANALYTICS
Value retention

Which iPhones Hold Their Value Best? Resale Data for Every Model

How much of its launch price every iPhone still sells for, from the iPhone 8 to the iPhone 17. Which models hold value, which ones crater, and when to sell.

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From our data69%

what the best trade-in offer pays, compared with selling the same phone on Swappa

ANDOVER ANALYTICS
Selling strategy

Trade-In vs Selling Your Phone Yourself: How Much Money You Leave on the Table

I compared every buyback offer we track against what the same phone nets on Swappa. The best trade-in offer pays about 69% as much. Here is when it is still worth it.

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From our data$398

typical used price of an iPhone 15, 128GB, Good condition, unlocked

ANDOVER ANALYTICS
Price check

How Much Is My iPhone 15 Worth? Real Prices for Every Model and Storage Size

What the iPhone 15, 15 Plus, 15 Pro and 15 Pro Max are selling for right now, by storage size, plus what buyback companies will pay and how condition changes it.

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From our data$40

more you keep selling a $500 phone on Swappa instead of eBay

ANDOVER ANALYTICS
Selling fees

Swappa vs eBay vs Back Market: What You Actually Keep When You Sell a Phone

Seller fees on Swappa, eBay, Back Market and Facebook Marketplace, worked out on a real $500 phone sale. Plus the eBay fee most people miss.

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From our data39%

of its launch price a three year old Galaxy S24 still brings in

ANDOVER ANALYTICS
Value retention

How Fast Do Samsung Phones Lose Value? Galaxy Depreciation by Model

Real resale data for every Galaxy S, Z Flip, Z Fold and A series phone. How much value Samsung phones lose each year, which models hold up, and how they compare to iPhones.

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From our data1%

a month: what a phone under two years old loses while it sits unsold

ANDOVER ANALYTICS
Selling strategy

How to Price a Used Phone So It Sells Fast (Without Giving It Away)

A simple way to price a used phone: match it exactly, check what similar phones are listed for, work the fees backward, and know when to cut. With real numbers.

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From our data99%

of the Good price a Fair phone gets on Swappa. Some buyback companies pay 60%.

ANDOVER ANALYTICS
Condition grading

Mint vs Good vs Fair: How Much Phone Condition Really Changes the Price

How much more a Mint phone sells for, and how much less a Fair one gets, on Swappa, Back Market and at every major buyback company. The answer depends a lot on where you sell.

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From our data48%

what Gazelle offered for a T-Mobile locked phone, compared with the same phone unlocked

ANDOVER ANALYTICS
Carrier locks

Is a Carrier-Locked Phone Worth Less? Locked vs Unlocked Resale Prices

On Swappa and Back Market, carrier-locked phones sell for about the same as unlocked ones. At buyback companies they can lose up to half their value. Here is the data.

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