You’ll see two common categories:

• Mechanical door closer: A surface-mounted hydraulic unit that uses springs and fluid to gently pull a hinged door shut. It doesn’t need power and is popular for homes and commercial spaces.
• Automatic swing door opener/operator: A powered unit that opens and closes a door for you and can include remotes, push buttons, keypads, or app control. Many are designed to aid accessibility.

For gates and garages, related terms include gate opener or garage door opener, which aren’t the same as a standard door closer. Choosing between them depends on your door type, weight, and whether you want hands-free or remote operation.

There are a few ways, depending on your needs and door type:

• Mechanical surface closer: A spring-and-hydraulic closer mounts to the door and frame and self-closes after each open. Many models offer adjustable closing and latching speeds.
• Compact tension closers: Light-duty options can add self-closing to interior or screen doors where a full closer isn’t needed.
• Automatic swing door operator: A powered opener/closer adds hands-free use with remotes, push buttons, keypads, or sensors—helpful for accessibility.

Before buying, check door weight, width, swing direction, and available mounting space. For powered units, plan for household AC power and any accessories. Following the included template and adjusting speeds can help fine-tune performance, but results may vary by door and usage.

They’re very useful, but a few trade-offs are worth noting:

• Added resistance: Mechanical closers can make a door feel heavier to open if not adjusted well.
• Tuning and maintenance: If speeds aren’t dialed in, doors may slam or not latch reliably; occasional adjustments can help.
• Installation impact: Most mounts require drilling into the door and frame; verify your door material and clearances.
• Power needs for electric models: Automatic operators typically require AC power and space above the door; remotes and keypads also need battery upkeep.
• Codes and safety: Doors on escape routes or fire-rated assemblies may require specific, listed hardware and compliant setup. When in doubt, consult local code guidance or a qualified installer.

Prices vary widely based on what you choose. Instead of a fixed number, consider the factors that influence price:

• Type: Basic mechanical closers typically cost less than heavy-duty commercial units, while powered swing door operators with remotes and keypads are usually higher.
• Duty rating and size: Hardware built for heavier or high-traffic doors often carries a premium.
• Features and accessories: Remotes, push plates, keypads, and access-control add-ons can add cost.
• Finish and durability: Corrosion-resistant finishes or extra-heavy-duty builds may be more expensive.
• Installation: DIY can reduce total spend; professional installation adds labor.

On Walmart.com, you can compare features, read reviews, and use filters to find options that fit your needs and budget.

It depends on the product and your comfort level:

• Mechanical closers: Many surface-mounted closers are DIY-friendly with a template and common tools. Adjustments to closing and latching speed are typically straightforward.
• Automatic operators: Powered openers require precise mounting, alignment, and household AC power. Integrating remotes, push buttons, keypads, or electric strikes adds complexity.

If you’re unsure about wiring, code requirements, or if the door is part of a fire-rated or egress path, a licensed installer can help. Carefully review the product’s instructions, verify door weight and swing, and confirm the header space you have. Proper setup can improve reliability, but outcomes may vary by door and site conditions.