Guide For The Best-16×8 Garage Door

A 16×8 garage door is 16 feet wide and 8 feet tall, a step up in height from the standard 16×7 two-car door, and it’s the better choice when you need extra clearance for a taller truck, roof racks, or overhead storage. The best 16×8 door for most homeowners is an insulated steel door paired with a belt-driven opener rated for the added weight, though wood and aluminum remain good options depending on style priorities and budget, and matching the hardware correctly from the start helps you avoid an early garage door repair call. 

Key Takeaways

• 16×8 gives an extra foot of height over the standard 16×7 two-car door, useful for taller vehicles and overhead storage.
• The extra height means more weight, which means the springs and opener need to be rated accordingly.
• Steel remains the most cost-effective material at this size; wood costs more both upfront and in upkeep.
• Insulation matters more at 16×8 than at smaller sizes, since a larger surface area loses more heat when uninsulated.
• Always confirm your rough opening height before ordering, since older garages sometimes have less headroom than expected.
• A 16×8 door is not simply a taller 16×7; the hardware and opener requirements differ enough to plan for them upfront.

16×7 vs. 16×8 Garage Door Comparison

Feature	16×7 Door	16×8 Door
Width	16 feet	16 feet
Height	7 feet	8 feet
Hardware needs	Standard-rated springs and cables	Heavier-rated springs and cables
Overhead clearance	Standard	Better for roof racks, lift kits, storage
Relative cost	Standard	Higher (more material, heavier hardware)
Best for	Standard two-car parking	Taller trucks, SUVs, overhead storage plans

The extra foot of height is the whole difference; both sizes are 16 feet wide.

Why Choose a 16×8 Garage Door Over a Standard 16×7

When a 16×8 Garage Door Makes More Sense Than a 16×7

The extra foot of height matters most if you regularly park a taller truck or SUV, use roof racks, or want ceiling-mounted storage racks that need more vertical clearance. If your garage is used purely for standard sedans with no overhead storage plans, a 16×7 may be sufficient and slightly more affordable, since it uses less material and standard-rated hardware.

How to Decide Between 16×7 and 16×8 for Your Household

Think through how the garage actually gets used across a typical year, not just for the vehicles you own today. If you’re planning to buy a taller vehicle, add a roof rack, or install overhead storage in the next few years, sizing up to 16×8 now avoids a second renovation later. If none of that applies and the garage is purely for parking standard vehicles, the savings on a 16×7 door are real and worth taking.

Choosing the Right Material for a 16×8 Door

Which Material Holds Up Best at the 16×8 Size

• Steel: Most cost-effective, widely available insulated, holds up well to the added weight at this size.
• Wood: Attractive but heavy at 16×8, requiring stronger springs and more frequent maintenance.
• Aluminum: Lightweight, rust-resistant, easier on hardware than wood at this size.
• Fiberglass: Dent-resistant, mimics wood’s look with less upkeep.

Whichever material you choose, ask specifically whether the hardware package is rated for the 16×8 size rather than a generic double-door spec, since manufacturers often size springs differently across the 16×7 and 16×8 versions of the same product line. 

For a full look at what’s behind the panel on any material, our Garage Door Anatomy: A Complete Guide for Homeowners covers every part in detail.

Style Options for a 16×8 Garage Door

Which Styles Look Best on a Larger Two-Car Door

A taller door has more visible surface area, which means panel style and window placement matter more than they do on a shorter door. Raised-panel designs remain a safe, classic choice at this size, while carriage-house styling can look particularly striking on an 8-foot-tall door since there’s more room for the design’s characteristic strap hardware and paneling to read clearly from the street. Contemporary doors with full-view or partial glass panels also scale well at 16×8, since the extra height gives more room for glass without looking disproportionate to the rest of the garage face. 

Glen Burnie homeowners weighing style on a smaller single-car door can see more examples in our 9×8 Garage Door Buying Guide in Glen Burnie, MD: Everything You Need to Know.

Springs and Hardware for a 16×8 Door

Why a 16×8 Door Needs Different Springs Than Smaller Doors

The added height means more panel area and more weight to counterbalance. Springs and cables need to be rated for that added weight; reusing hardware sized for a smaller door is a common mistake that leads to premature failure and, in some cases, a door that won’t hold its position when lifted manually. 

If a spring does need replacing on a door this size, The Spruce’s guide to replacing garage door springs is a useful reference for understanding what’s involved, though this is not a DIY job at this size given the tension involved. That added hardware cost is part of why a 16×8 door runs higher than How Much is a 16×7 Garage Door Installed.

Insulation Considerations at 16×8

Does a 16×8 Garage Door Need More Insulation Than Smaller Sizes

Yes, proportionally. More surface area means more potential heat loss if the door isn’t insulated. For a two-car garage this size, insulation is one of the higher-value upgrades, especially if the garage sits under or beside living space, and the payback period tends to be faster simply because there’s more door to insulate. 

Insulation matters at any size, and our Single Garage Door Width Guide: Find the Right Fit for Your Home covers the same tradeoff for single-car doors.

Choosing an Opener for a 16×8 Door

Which Opener Type Is Rated for a 16×8 Garage Door

Belt-drive and screw-drive openers both work well at this size, provided they’re rated for the door’s weight, which is typically heavier than a standard single-car door. Confirm the manufacturer’s weight rating before pairing an opener with a 16×8 door rather than assuming a standard residential opener will handle it without strain. 

Height plays into this decision too, and our guide What’s the Standard Garage Door Height explains what’s typical and when to size up.

Maintenance for a 16×8 Garage Door

What Maintenance a Larger 16×8 Door Needs That Smaller Doors Don’t

• More frequent lubrication of hinges and rollers, since more panels and hardware are in motion with each cycle.
• Regular balance checks, since a heavier door puts more strain on worn springs and can fail more abruptly than a lighter one.
• Careful inspection of the professional installation, since larger doors leave less margin for error in alignment.
• Closer attention to the opener’s performance over time, since a motor working harder than expected on a 16×8 door is often the first sign that a spring is wearing out before it fails completely.

Professional care matters more at this size; the International Door Association’s care and maintenance resource is a solid reference for what a qualified technician should be checking during a service visit.

Cost Considerations for a 16×8 Door

What Typically Costs More on a 16×8 Than a 16×7

Expect the door itself to cost more simply due to the added material, and expect springs, cables, and tracks to cost more too, since they need a higher weight rating than standard 16×7 hardware. Labor can also run slightly higher if the opening requires extra framing to reach the taller rough opening height. None of these differences are dramatic on their own, but together they add up to a noticeably higher total than a same-material 16×7 door, which is worth factoring into your budget from the start rather than being surprised by it at quote time.

How the Rough Opening Changes at 16×8

What Headroom and Backroom a 16×8 Door Actually Needs

Beyond the door’s own height, plan for extra headroom above the opening for the track and opener, and extra backroom for the door’s full horizontal travel once it’s open. Garages built before certain code updates sometimes have less headroom than a 16×8 door and its opener hardware require, which is one of the more common surprises during a measurement visit, and it’s exactly why a professional measurement matters more here than it does for a standard 16×7 replacement. 

Getting these measurements wrong is exactly the kind of costly mistake our guide on Avoid Costly Mistakes: What’s the Best Garage Door Width is meant to help you sidestep.

Is 16×8 the Right Call for Your Garage?

A 16×8 garage door earns its extra cost when the height genuinely gets used, whether that’s for a taller truck, roof racks, or overhead storage you’ve been wanting to add. If none of that applies to your household, there’s no shame in sticking with a standard 16×7 and saving the difference. The size only pays off when it matches how the garage actually functions day to day.

All About Doors installs both 16×7 and 16×8 garage doors and can walk you through the tradeoffs based on your actual vehicles and plans. Our licensed technicians verify your rough opening height on-site before recommending a size, so you’re never guessing whether the extra foot is worth it. We also make sure every opener and spring package is properly rated for whichever size you choose. Contact us or give us a call to get a straight answer on which size fits your garage.

Frequently Asked Questions