RFID vs Barcode Scanners: What’s the Difference?
The world of inventory management is constantly evolving. Today, businesses have access to an array of cutting-edge inventory-tracking technologies. RFID and barcode scanners are two of the most popular and widely used options.
In this post, we’ll take a look at how RFID and barcode scanners compare in terms of features, limitations, costs, and benefits.
RFID Technology
What is RFID technology?
Radio-frequency identification (RFID) is a wireless, contactless technology that uses radio waves to capture data. RFID tags, which are affixed to products or boxes, contain electronically stored information that can be accessed remotely using an RFID reader. The reader sends out signals that are captured by the RFID tag, which in turn transmits its data back to the reader. This two-way process is incredibly fast and efficient, allowing for real-time tracking of inventory.
How does RFID technology work?
RFID systems consist of three basic components:
- RFID tags: small, battery-free devices that contain a unique identifier and other data.
- RFID reader: a device that sends and receives radio signals to detect and read RFID tags.
- Software: a system platform that collects and stores data, and provides analytics and reports.
Once an RFID system is set up, the reader can automatically detect and read multiple RFID tags at once, even if they are in motion or obscured. This makes RFID technology ideal for tracking large volumes of inventory in real-time.
Benefits of RFID technology
- Real-time tracking of inventory, which improves accuracy and efficiency.
- Can capture data from multiple tags simultaneously, which speeds up the process of inventory tracking.
- RFID tags can be read from a distance, without the need for direct line of sight, which makes inventory tracking faster and more efficient.
- RFID tags have longer lifespans than barcode labels and don't require a clean surface to operate.
Limitations of RFID technology
- RFID technology is generally more expensive than barcode technology.
- RFID tags are vulnerable to interference and may not work well in metal or liquid environments.
- RFID systems require special software integration and technical expertise for setup.
Barcode Scanners
What is a barcode scanner?
A barcode scanner is a handheld device that uses a laser or camera to scan the barcode on a product or box. The barcode contains a unique identifier, which is read by the scanner and sent to a central database for tracking and management purposes.
How does a barcode scanner work?
Barcode systems consist of the following components:
- Barcode labels: a label with a unique identifier is affixed to a product or package.
- Barcode scanner: a handheld device that can read the barcode.
- Software: a system platform that collects and stores data, and provides analytics and reports.
When an inventory worker scans a barcode, the information is instantly transmitted to the inventory management system. Barcode systems are highly effective for small- to medium-sized businesses with limited inventory tracking needs.
Benefits of Barcode Scanners
- Barcode scanners are typically less expensive than RFID systems.
- Barcodes are more durable than RFID tags and can be used on a variety of surfaces.
- Barcode scanning technology is easy and quick to set up.
Limitations of Barcode Scanners
- Barcode scanners require direct line of sight to read barcodes, which can slow down the inventory tracking process.
- Barcode scanners may not work well in low-light or dusty environments.
- Barcode systems require manual scanning and may not be as efficient as RFID systems.
RFID vs Barcode Scanners: Which is Better?
Ultimately, the choice between RFID and barcode scanners depends on the specific needs of your business. In general, RFID technology is a better option for larger businesses with high-volume inventory tracking needs. If you need real-time, simultaneous tracking of a large number of items, RFID is the way to go.
For small- to medium-sized businesses with simpler inventory-tracking needs, barcode scanners are a cost-effective and efficient option. Barcode systems are easy to set up and use, making them a popular choice among businesses with less complex inventory operations.
References
- RFID Journal: The Pros and Cons of RFID in Supply Chain Management
- Supply Chain Dive: Barcoding vs RFID: which is the best for my business?