ABS plastic lockers and traditional metal lockers each have their own advantages and disadvantages when it comes to security. Here's a comparison: 

ABS Plastic Lockers:  

Resistance to Corrosion: ABS is resistant to rust and corrosion, which can be beneficial in humid environments where metal lockers might corrode over time, potentially weakening security. 

Lightweight: Being lighter, ABS storage locker cabinet can be more easily moved or repositioned, but this also means they may be easier to forcibly move or tamper with if not properly secured. 

Impact Resistance: ABS is known for its durability and impact resistance, making it difficult to dent or break under normal circumstances, thus maintaining the integrity of the locking mechanism. 

Noise Reduction: Plastic lockers tend to be quieter, reducing noise from opening and closing, which can be beneficial in environments where noise could draw attention to attempted break-ins. 

Metal Lockers:  

Strength and Durability: Metal lockers, especially those made from sturdy materials like steel, offer high levels of physical strength and durability, making them more resistant to forced entry attempts compared to plastic lockers. 

Security Upgrades: Metal lockers can easily accommodate heavy-duty locks and additional security features such as padlocks, built-in combination or key locks, and even electronic locks with audit trails, enhancing security. 

Fire Resistance: In general, metal lockers may offer better fire resistance than plastic ones, which can be a critical factor in certain settings. 

Longevity: Metal lockers often have a longer lifespan, especially if well-maintained, which can translate to long-term security investment. 

In summary, while both types of lockers can provide adequate security, the choice between ABS mobile locker and metal will depend on the specific needs of the environment. If resistance to corrosion, noise reduction, and a lightweight solution are priorities, ABS lockers might be preferred. However, if maximum physical security against forced entry and long-term durability are paramount, metal lockers, particularly reinforced steel varieties, are often seen as the more secure option. It's also worth considering additional security measures like proper installation, strong locking mechanisms, and surveillance to enhance security regardless of the locker material.