Have you ever wondered how Walmart – the world's largest retailer – manages its warehouses so perfectly? Behind that success are some little-known productivity metrics. In this article, we reveal the 5 golden metrics Walmart uses to turn its warehouses into smooth, efficient machines. Don't miss the chance to discover secrets that could change the way you manage your warehouse and take your business to new heights!
Companies that manufacture, sell or distribute products usually have to receive, store and ship goods from a warehouse. Without a purpose-built warehouse management system, this process can quickly become manual, expensive and inefficient, holding back the business's growth.
Here are the top 5 KPIs for evaluating your warehouse productivity:
1. On-time order fulfillment rate
The on-time order fulfillment rate measures the percentage of orders shipped from the warehouse and delivered to customers within the committed time. It is an important metric for assessing the warehouse's ability to meet customer demand, and it directly affects customer satisfaction.
- Minimum rate: 90% - an acceptable level that ensures most customers receive their goods on time.
- Best rate: 98% - an excellent level, showing outstanding warehouse management and operations with almost no delays.
Example: Shopee tracks this rate to assess the quality of its delivery service. If the on-time fulfillment rate reaches 98%, it shows that Shopee's warehouse and shipping management systems are working very effectively, helping maintain customer trust and satisfaction.
2. Order accuracy rate
The order accuracy rate measures the number of orders picked without any errors, ensuring customers receive exactly the products they ordered. This metric is extremely important for reducing return-related costs and improving the customer experience.
- Minimum rate: 95% - an acceptable level, showing there are still some errors but not enough to seriously affect customer satisfaction.
- Best rate: 99.9% - an excellent level with almost no errors, ensuring complete accuracy in the picking process.
Example: a large e-commerce company such as Tiki can use this metric to assess the performance of its warehouse staff. If picking accuracy reaches 99%, the company knows its staff training and warehouse management system are working well.
At Nguyen Kim, if order accuracy reaches 99.9%, the company can be proud of its service quality and warehouse staff training, minimizing returns and exchanges caused by picking errors.
3. Warehouse space utilization
Warehouse space utilization measures how well space in the warehouse is optimized, expressed as the percentage of space used effectively out of the total available. Optimizing space reduces storage costs and increases operational efficiency.
- Minimum level: 80% - an acceptable level that ensures warehouse space is not wasted too much.
- Best level: 95% - an excellent level, showing warehouse space is optimized, maximizing storage capacity while keeping picking convenient.
Example: WinMart can use this metric to make sure it is optimizing storage space in its central warehouses. If space utilization reaches 95%, it can store large quantities of goods without investing in warehouse expansion, reducing operating costs.
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4. Labor productivity
Labor productivity measures the amount of work warehouse staff complete in a given period, such as the number of orders processed per hour. It helps warehouse managers evaluate staff performance and optimize processes.
- Minimum level: 90% - an acceptable level, showing average productivity with room for improvement.
- Best level: 100% - an excellent level, showing warehouse staff are working at maximum efficiency with no wasted time or resources.
Example: Thegioididong can track the productivity of its warehouse staff by the number of products processed per hour. If productivity reaches 100%, staff are working at maximum output, speeding up order processing and reducing customer waiting times.
5. Inventory turnover
Inventory turnover measures how many times goods in the warehouse are sold and replaced in a given period. It helps businesses evaluate how effectively inventory is managed and how well they respond to market demand.
- Minimum level: 6 times/year - an acceptable level, showing inventory moves at a moderate pace without sitting too long.
- Best level: 12 times/year or more - an excellent level, showing goods move quickly, reflecting optimized inventory management and a timely response to market demand.
Example: Vinamilk can track inventory turnover to make sure its dairy products are always fresh and don't sit in the warehouse too long. If inventory turnover reaches 12 times a year, its products are being consumed quickly, helping it maintain product quality and reduce storage costs.
[Case Study] 5 warehouse productivity metrics from retail giant Walmart
Walmart Inc. is one of the world's largest retailers and stands out for its warehouse and supply chain management. Walmart's success comes not only from its global scale but also from sophisticated warehouse and supply chain management strategies. Below is a detailed analysis of how Walmart succeeds with five warehouse performance metrics, along with specific methods and strategies.

Walmart, the giant of global retail
1. On-time order fulfillment rate
Definition: the on-time order fulfillment rate measures the percentage of orders delivered on time out of all orders.
At Walmart: Walmart achieves a very high on-time fulfillment rate, usually above 98%. This success is thanks to its modern supply chain and warehouse management systems, which let the company process and deliver orders on time.
Success strategies:
- Warehouse management system (WMS): Walmart deploys a warehouse management system (WMS) to track and optimize the entire order processing flow. The WMS monitors the status of goods in real time, automates storage and distribution and speeds up order processing.
- Optimized shipping: Walmart uses algorithms to optimize shipping schedules and routes. It applies combined shipping methods to cut costs and delivery times.
- Efficient distribution centers: Walmart maintains an extensive, modern network of distribution centers. These are equipped with advanced technology to handle goods quickly and efficiently, ensuring on-time delivery.
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2. Order accuracy rate
Definition: the order accuracy rate measures the percentage of orders delivered with the correct items and quantities out of all orders.
At Walmart: Walmart achieves an order accuracy rate of up to 99%, reflecting very good control over goods quality and order processing.
Success strategies:
- RFID technology: Walmart uses RFID to track goods from suppliers to warehouses and from warehouses to stores. RFID provides accurate data on the location and quantity of goods, minimizing errors in order processing.
- Quality inspection system: Walmart applies strict quality inspection processes at its distribution centers. Every stage of order processing has quality checkpoints to ensure the right items are delivered in the right quantities.
- Staff training: Walmart runs training programs to improve staff skills in checking and processing orders, from scanning barcodes to handling special customer requests.

The top 5 metrics Walmart uses to optimize its warehouses
3. Warehouse space utilization
Definition: warehouse space utilization measures the percentage of warehouse space used out of the total available.
At Walmart: Walmart stands out for optimizing warehouse space, with very high space utilization thanks to smart warehouse design and optimized storage processes.
Success strategies:
- Smart warehouse design: Walmart designs its distribution centers and warehouses with optimized structures, including racking and high-bay storage systems that increase capacity without reducing efficiency. It uses simulation software to optimize warehouse design based on demand and product types.
- Optimized organization of goods: Walmart applies techniques such as classifying goods by frequency of use and grouping similar goods together. This makes goods easy to access and minimizes search time.
- Flexible stock management: Walmart regularly evaluates and adjusts its warehouse designs to fit changing demand and optimize storage space.
4. Labor productivity
Definition: labor productivity measures the quantity of goods or orders processed per employee in a given period.
At Walmart: Walmart has high labor productivity thanks to automation technology and efficient work processes.
Success strategies:
- Automation technology: Walmart invests in supporting technologies such as automated robots and scanners to increase staff productivity. Robots help move, sort and pack goods, reducing tedious work and increasing efficiency.
- Staff training: Walmart runs regular training courses to improve staff skills and productivity. It provides the tools and resources employees need to do their work as efficiently as possible.
- Use of data: Walmart applies data analytics to optimize work processes and task allocation. Data helps the company identify weaknesses in its processes and make the necessary improvements.
5. Inventory turnover
Definition: inventory turnover measures how many times inventory is sold and replaced in a given period.
At Walmart: Walmart has very high inventory turnover, usually around 10 times a year, showing that it manages inventory effectively and minimizes storage costs.
Success strategies:
- Accurate demand forecasting: Walmart uses predictive demand analytics tools to adjust its purchasing and sales policies. These tools help Walmart predict market demand and plan purchases accurately.
- Supplier management: Walmart maintains close relationships with suppliers to ensure goods are supplied on time and inventory is minimized. It works with suppliers to optimize supply processes and shorten supply chain lead times.
- Flexible purchasing policy: Walmart applies a flexible purchasing policy to adjust inventory levels to market demand. It regularly adjusts orders and stock levels to respond to changes in customer demand.
Conclusion
Walmart is a prime example of success in warehouse and supply chain management. The company owes its success to applying advanced technology, optimizing work processes and effectively managing warehouse performance metrics.
Mastering warehouse productivity metrics not only helps you track performance but also provides a foundation for optimizing every aspect of warehouse management. By applying Walmart's secrets, you can take your warehouse to a new level, ensuring smooth operations, cost savings and a fast response to market demand. Let SmartBiz support you in implementing warehouse optimization strategies. Contact us today for a free consultation and discover how SmartBiz can turn your warehouse into a powerful operating machine, boosting productivity and profit!