What Is Amazon On Time Delivery Rate (OTDR)? Explained – 2025 Guide

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Have you ever wondered how Amazon keeps track of delivering packages on time? Whether you’re an Amazon seller or a curious shopper, the Amazon on-time delivery rate (OTDR) plays a critical role in ensuring satisfied customers and staying in good standing on Amazon. In this article, we’ll break down what OTDR means, why it matters, and how Amazon and its sellers manage it.


1. What Does On-Time Delivery Rate (OTDR) Mean?

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The On-Time Delivery Rate measures how many seller-fulfilled shipments arrive on or before the promised delivery date, compared to all tracked shipments. It’s expressed as a percentage and applies only to ‎FBM (Fulfilled by Merchant) orders, not FBA (Fulfillment by Amazon) ones.

  • Definition: OTDR = (shipments delivered on or before estimated delivery date ÷ total tracked shipments) × 100 Amazon Seller CentralVeeqo


2. Why Does OTDR Matter for Sellers?

Starting September 25, 2024, Amazon mandates a minimum 90% OTDR (without promise extensions) for seller-fulfilled products. Sellers falling below this risk losing their listing privileges. For best results, aim for 95% or higherAmazon Seller Central+1.


3. Amazon’s Own Delivery Performance

Amazon delivers an exceptional experience—especially in urban areas:

  • Med-Large Metro Areas: 96–98% on-time delivery

  • West Coast: 97–98%

  • East Coast: 96–97%

  • Midwest: 95–96%

  • South: 94–96%

  • Rural Areas: 90–94% Red Stag Fulfillment

Amazon’s continued rural expansion (same-day and next-day delivery to 13,000+ new zip codes) also signals a push toward broader OTDR improvements Food & Wine.


4. What Affects OTDR? Challenges for Sellers

Sellers often struggle with factors outside their control:

  • Carrier delays: Even if shipped on time, late deliveries (e.g. via USPS or UPS) can hurt your OTDR Amazon Seller CentralReddit.

  • Promise extensions confusion: Amazon now measures OTDR before these extensions, requiring consistent accuracy in delivery promises Amazon Seller Central+1.

  • Metrics glitches: Sellers sometimes report odd OTDR values even when deliveries occur early prompting Amazon support investigations Amazon Seller Central+1.


5. OTDR: Real Seller Experiences

Here’s what some Amazon sellers have said:

“Our on-time delivery rate (OTDR) metric has been below the 90% target… delivery times are sometimes double what is advertised.” Reddit

One seller shared a puzzling drop: “I’ve always been at 100–97%… With this new update, it is at 55%… yet items arrive 1.9 days before the promise date?” Amazon Seller Central

These highlight how vital it is to monitor OTDR and understand Amazon’s formula.


6. How to Monitor and Improve Your OTDR

  • Track OTDR in Seller Central to spot trends and issues.

  • Use Buy Shipping via Amazon to benefit from OTDR protections.

  • Communicate with carriers proactively when delays happen and document everything.

  • Set realistic delivery estimates and avoid unnecessary promise extensions.

  • Review delivery reports carefully and open cases if data seems incorrect, Amazon Seller Central+1.


Helpful Links


FAQ – Answering Your OTDR Questions

Q1: What’s the difference between FBM and FBA regarding OTDR?

  • OTDR applies only to FBM; FBA orders are managed by Amazon and not included in your metric.

Q2: What happens if my OTDR dips below 90%?

  • Amazon may restrict your ability to list seller-fulfilled products; performance below 90% puts your account at risk.

Q3: Can promise extensions protect my OTDR?

  • No—Amazon switched to measuring OTDR before promise extensions. Your delivery estimates must be realistic from the outset.

Q4: Why do some deliveries counted late even if shipped promptly?

  • Carriers like USPS/UPS may delay delivery despite on-time shipping. Use Amazon-approved shipping providers and submit claims when needed.

Q5: How do urban vs. rural OTDR rates compare?

  • Cities: OTDR ~96–98% | Rural: ~90–94%

Amazon’s on-time delivery rate (OTDR) is the heartbeat of seller performance. Considering the new minimum thresholds and regional delivery variances, understanding and managing OTDR is essential. Track your numbers, choose reliable carriers, and stay proactive—and you’ll build trust, avoid listing penalties, and keep customers happy.

Let me know if you’d like a downloadable checklist or template for tracking OTDR performance happy to create that next!

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