eBay Sell-Through Rate: What It Is and How to Use It
Quick answer
Sell-through rate (STR) measures how quickly items sell. For product research, STR = items sold in a period ÷ (items sold + items still listed) × 100. For your own store, STR = items you sold this month ÷ items you had listed during the month × 100. Higher STR means faster-moving inventory; many resellers treat a product STR above roughly 50% as strong and below 20% as slow.
Key takeaways
- STR tells you how fast items convert to cash — profit per item alone doesn't.
- High STR + decent margin = ideal; low STR needs a much higher margin to be worth it.
- Two versions exist: market STR (research) and store STR (your own inventory).
- Track how long items sit; aged inventory ties up cash and space.
- Improve STR with better pricing, titles, photos, and timely markdowns.
Profit per item gets most of the attention, but speed matters just as much. A $40 profit that takes a year is worth less than a $25 profit that comes in a week, because the fast item frees up cash and space to buy and sell again. Sell-through rate is how you measure that speed.
How do you calculate sell-through rate for a product?
When researching an item, use sold and active listing counts:
Example: In the last 90 days, 120 of a specific model sold. Right now, 80 are listed. STR = 120 ÷ 200 = 60%. Out of every 10 listings, roughly 6 are finding buyers in that window.
Some people calculate it as sold ÷ active (120 ÷ 80 = 150%). That's fine too — just use the same formula consistently so you can compare products. See researching with sold listings for how to find the counts.
How do you calculate sell-through rate for your store?
If you had 600 listings active during October and sold 90, your monthly STR is 15%. That means, on average, your inventory turns over about every 6–7 months.
What is a good sell-through rate on eBay?
It depends on the niche, but common rules of thumb among resellers:
| Market STR | Interpretation |
|---|---|
| Above 80% | Very fast; often low supply or high demand |
| 50–80% | Strong; usually a safe buy at the right price |
| 20–50% | Moderate; buy only with a good margin |
| Below 20% | Slow; needs a big margin or skip it |
For store STR, a large catalog of unique used items often runs 10–20% per month, while a smaller catalog of fast-moving products can run much higher.
How do sell-through rate and margin work together?
- High STR, high margin: buy as many as you can.
- High STR, low margin: fine for volume if returns are low.
- Low STR, high margin: okay in small quantities; budget for storage time.
- Low STR, low margin: avoid.
See what counts as a good eBay margin to set your thresholds.
How can you improve a low sell-through rate?
- Reprice using sold comps, not your original guess.
- Improve titles with brand, model, size, and keywords buyers use.
- Fill in item specifics — they power eBay's search filters.
- Upgrade photos: clean background, all angles, flaws visible.
- Send offers to watchers on items with interest but no sale.
- Use markdown sales for items older than 90 days, never below your break-even price.
- Test low-rate promotion on stale items — see promoted listings.
How do you find sell-through rates faster?
MyOrderProfit's market research shows sell-through rate, average sale price, and competition level for products using real eBay sold listing data, and saved searches let you watch how those numbers move over time. Pair it with your own sales reports to see which categories turn over fastest in your store.
Frequently asked questions
What is sell-through rate on eBay?
Sell-through rate measures how many items sell compared with how many are listed. A common formula is sold listings divided by the sum of sold and active listings, multiplied by 100.
What is a good sell-through rate on eBay?
Many resellers treat a product sell-through rate above about 50 percent as strong and below 20 percent as slow, though it varies by category.
How do I improve my eBay sell-through rate?
Reprice using sold comparables, improve titles and item specifics, upgrade photos, send offers to watchers, run markdowns on older inventory, and test low-rate promotion.