Phone Depreciation Calculator
Track how your smartphone loses value over time. Enter your phone brand, purchase price, and age to see the current resale estimate, year-by-year depreciation curve, and the optimal time to sell or trade in before value drops further.
How Phone Depreciation Works
Smartphones depreciate faster than almost any other consumer product. The average phone loses 30-50% of its value in the first year alone, driven by rapid technology cycles, new model releases, and the perception that older phones are obsolete. Unlike cars, which can last 15-20 years, phones are typically replaced every 2-4 years, creating a steep depreciation curve. Understanding this curve helps you make smarter decisions about when to buy, when to sell, and whether to invest in flagship or budget models.
The depreciation rate varies significantly by brand. Apple iPhones consistently retain the most value, losing approximately 25-35% in the first year and retaining 40-50% after two years. Samsung Galaxy phones depreciate faster, typically losing 40-50% in year one due to frequent sales and wider model range. Google Pixel phones fall in between. Budget phones from brands like Xiaomi and Motorola lose value fastest — often 50-60% in the first year — because their low starting price means the absolute resale value drops quickly to near-zero.
Best Time to Sell Your Phone
The optimal selling window for maximum value recovery is 10-14 months after purchase, just before the manufacturer announces the next model. For iPhones, this means selling in August-September before the new iPhone launch. For Samsung Galaxy S series, sell in December-January before the February launch. For Google Pixel, sell in September before the October release. Selling during this window can net you 50-65% of your original price compared to 30-40% if you wait another year. The two weeks immediately after a new model announcement see the sharpest drop in resale value for older models.
Factors That Affect Phone Resale Value
Beyond brand and age, several factors influence your phone's resale value. Storage capacity matters — 256GB+ models retain value better than base 64GB or 128GB models because storage cannot be upgraded. Color affects value too — popular colors like black and white sell faster than niche colors. Physical condition is critical: a cracked screen reduces value by 30-50%, while a phone in excellent condition with original packaging commands a 10-15% premium. Battery health above 85% is increasingly important as buyers become more aware of battery degradation. Phones that are carrier-unlocked are worth 10-20% more than locked devices.
Depreciation by Brand Compared
Apple leads in value retention: an iPhone retains roughly 65-70% after one year and 40-50% after two years. Samsung retains about 55-60% after one year and 30-40% after two years. Google Pixel retains 50-55% after one year and 25-35% after two years. OnePlus retains 45-50% after one year. Xiaomi and budget brands retain only 40-45% after one year. These differences mean that a $999 iPhone might sell for $650 after a year, while a $999 Samsung might only fetch $550 — a $100 difference that makes the iPhone effectively cheaper to own over time despite the same purchase price.
Frequently Asked Questions
How much does a phone lose in value after one year?
On average, smartphones lose 30-50% of their value in the first year. Apple iPhones retain the most value, losing only 25-35% in year one. Samsung phones lose about 40-50%, Google Pixels lose 35-45%, and budget brands like Xiaomi or Motorola can lose 50-60%. The exact depreciation depends on the specific model, storage capacity, condition, and whether a new model has been released since your purchase.
Which phone brand holds its value best?
Apple consistently holds value best among all smartphone brands. After two years, iPhones typically retain 40-50% of their purchase price, compared to 30-40% for Samsung, 25-35% for Google Pixel, and 20-30% for most other brands. This is driven by Apple strong brand loyalty, long software support (5-6 years of updates), limited model variety (less market flooding), and high demand in the used market globally.
When is the best time to sell my phone?
The best time to sell is 1-2 months before the manufacturer releases the next model in your series. For iPhone, sell in August before September launch. For Samsung Galaxy S, sell in December-January before February launch. Selling just before new model announcement maximizes your resale value because demand for your model drops sharply once the replacement is announced. Avoid selling right after a new model launches — prices for older models drop 10-20% within the first two weeks.
Is it worth trading in my phone to the carrier or manufacturer?
Trade-in programs from Apple, Samsung, and carriers are convenient but typically offer 10-30% less than selling privately through platforms like Swappa, eBay, or Facebook Marketplace. However, trade-in programs offer guaranteed pricing, no hassle with shipping or buyers, and sometimes include promotional bonuses (especially during new phone launches). If your time is valuable and you want simplicity, trade-in is reasonable. If you want to maximize value, selling privately is better — especially for iPhones and popular Samsung models.
Does phone storage size affect resale value?
Yes, significantly. Higher storage models (256GB, 512GB, 1TB) retain value better than base storage models (64GB, 128GB) because the storage premium depreciates slower than the phone itself. For example, a 256GB iPhone might retain 50% of its purchase price after two years while the 128GB model retains only 42%. The price difference between storage tiers at purchase is often $50-100, but at resale the gap can narrow, making higher storage models effectively better value over time.
How does phone condition affect resale value?
Condition has a massive impact on resale value. An excellent condition phone (no scratches, no dents, original packaging) commands the full market resale price. Good condition (minor wear, light scratches) reduces value by about 10-15%. Fair condition (visible wear, small dents) reduces value by 20-30%. Poor condition (cracked screen, major damage) can reduce value by 40-60%. A cracked screen alone can cut resale value in half. Using a case and screen protector from day one is one of the best ways to preserve resale value.