Choosing the right metal detection system is crucial for ensuring the safety and efficiency of your facility’s security screening. Whether you manage a school, airport, event venue, or government building, understanding the differences between portable hand-held metal detectors and walk-through systems can help you make the best decision for your unique needs.
What Are Portable Metal Detectors?
Portable, or handheld, metal detectors are compact, easy-to-use scanning devices operated by security personnel. They’re commonly used for secondary screening and to investigate specific areas or individuals when a threat is detected or suspected.
Advantages of Portable Metal Detectors
- Highly mobile and easy to deploy anywhere
- Cost-effective and require zero setup
- Effective for close-range secondary screening
- Simple to train security staff
Limitations of Portable Metal Detectors
- Time-consuming for screening large crowds
- Operator skill impacts effectiveness
- Not ideal for entrance point primary screening
Garrett offers reliable portable models such as the SuperScanner V, SuperWand, and Guide, known for their durability and detection precision.
What Are Walk-Through Metal Detectors?
Walk-through metal detectors, also known as portal, gate, archway, door frame, or magnetometer detectors are security devices placed at entrances or checkpoints and are easily moved through the use of casters, although a short set-up time is necessary. They scan individuals as they walk through, providing rapid screening with multi-zone detection.
Advantages of Walk-Through Metal Detectors
- High throughput for processing many people quickly
- Offers consistent, operator-independent scanning
- Provides multi-zone sensing for detailed threat analysis
- Can be integrated with real-time alerts and monitoring
Limitations of Walk-Through Metal Detectors
- Requires a larger checkpoint footprint for screening
- Higher initial cost and setup time
- Less mobile than handhelds
Garrett’s popular walk-through solutions include the PD 6500i, renowned for accurate detection and ease of use, and the Paragon, with an advanced feature set and recent ECAC certification.
Side-by-Side Comparison: Portable vs. Walk-Through
| Feature | Hand-Held (Portable Metal Detectors) | Walk-Through Metal Detectors |
| Mobility | High – handheld and portable | Medium – wheeled casters |
| Screening Speed | Slower – manual scanning | Faster – automatic scanning |
| Throughput | Best for small groups or secondary checks | Suitable for high-volume entries |
| Operator Skill | Dependent on skill and training | Minimal operator intervention |
| Cost | More affordable upfront | Little to no maintenance costs |
| Installation | None/Minimal | Requires space, power (can run on batteries), and setup |
Which Is Best for Your Facility?
- Schools and Small Facilities: Portable detectors offer a flexible, low-cost option for targeted screening while walk-through systems and random classroom checks also assist with comprehensive screening.
- Airports and High-Traffic Venues: Walk-through systems efficiently handle large crowds, providing fast and reliable security screening while handhelds provide an opportunity for secondary screening.
- Event Security: Combining both types can optimize security – walk-throughs for initial screening, portable units for secondary checks.
- Government and Correctional Facilities: Precision detection walk-through systems with integration capabilities support high-security and monitoring needs.
Emerging Technologies and Hybrid Solutions
Modern facilities increasingly use a combination of portable and walk-through detectors, often paired with AI-based monitoring, remote alerts, and networked controls. Our iC Module with CMA Connect software offers these capabilities and more.
Frequently Asked Questions
Q: Can portable detectors replace walk-through systems?
A: Not entirely. Portable detectors are better suited for close, secondary inspections, while walk-throughs provide high-volume primary screening.
Q: Are walk-through detectors difficult to install?
A: Installation requires planning for space and power but is straightforward with professional support. Additionally, Garrett walkthroughs can operate for extended periods on battery power and have optional toolless assembly.
Q: How do I train staff to use portable metal detectors?
A: Garrett provides training resources and user-friendly devices to make training simple.
Q: Can I network multiple metal detectors for centralized control?
A: Yes, Garrett’s systems support network integration for fleet monitoring and centralized security management.
Why Choose Garrett?
Selecting between portable and walk-through metal detectors depends on your facility’s size, security needs, and budget. Garrett recommends a hybrid approach for the best outcome for speed, accuracy, and cost-efficiency. Explore Garrett’s reliable and innovative security products to safeguard your facility effectively. Discover more about Garrett’s portable metal detectors and walk-through systems to find the perfect match for your security setup.