All-on-4 vs. Dentures vs. Implant Bridges: Which Full-Arch Option Is Right for You?

All-on-4 replaces a full arch of teeth with a fixed bridge supported by four implants, so your teeth never come out and your jawbone is better preserved. Traditional dentures have the lowest upfront cost but are removable and do not stop bone loss. Implant-supported bridges replace a section of several missing teeth. The right choice depends on how many teeth you are missing, your bone health and your budget.

What Is a Full Arch Dental Restoration?

A full arch dental restoration replaces all of the teeth on your upper jaw, your lower jaw, or both. It is designed for patients who have already lost most of their teeth, or whose remaining teeth are failing because of decay, gum disease or fractures. At Lighthouse Dental, the most common full arch dental restoration options are All-on-4 implants and traditional dentures, with implant-supported bridges available when only part of an arch needs replacing.

Option 1: Traditional Full Dentures

Full and partial dentures are removable appliances that rest on your gums. They are the most familiar way to replace missing teeth and the most affordable upfront.

• Pros: lowest initial cost, no surgery required, and they can be made relatively quickly.
• Cons: they can shift while eating or speaking, often need adhesive, and do not stimulate the jawbone, so bone continues to shrink over time.
• Upkeep: dentures need to be removed for cleaning and typically require relines or replacement as your jaw changes.

Option 2: Implant-Supported Bridges

When several teeth in a row are missing but the rest of the arch is healthy, an implant-supported bridge can fill the gap. Two or more dental implants anchor a custom bridge, so the neighboring natural teeth do not need to be reshaped the way they do for a traditional dental bridge.

• Pros: fixed in place, natural-looking, and helps preserve bone where the implants are placed.
• Cons: requires implant surgery and healing time, and is not designed to replace an entire arch on its own.

Option 3: All-on-4 Dental Implants

All-on-4 dental implants use four strategically placed implants to support a complete, fixed arch of teeth. The back implants are typically angled to make the most of the available bone, which can reduce the need for bone grafting in some patients.

• Pros: teeth stay in place full time, chewing feels much closer to natural teeth, and the implants help preserve the jawbone.
• Cons: higher upfront cost than dentures, and it requires surgery and a healing period.
• Upkeep: you brush and clean around the bridge daily and keep up with regular professional checkups and cleanings.

Side-by-Side Comparison

• Fixed or removable: All-on-4 and implant bridges are fixed. Dentures are removable.
• Bone preservation: All-on-4 and implant bridges help preserve the jawbone. Dentures do not.
• Chewing strength: All-on-4 offers the most natural chewing of the three for a full arch. Dentures offer the least.
• Upfront cost: dentures cost the least, implant bridges fall in the middle, and All-on-4 costs the most per arch.
• Long-term upkeep: dentures need periodic relines or replacement. Implant options need daily cleaning and regular checkups.
• Best for: dentures suit budget-first patients; implant bridges suit a gap of several teeth; All-on-4 suits patients replacing a full arch who want a fixed result.

For a closer look at pricing for each option, see our guide to dental implant costs in Vancouver, WA.

Who Is Each Option Best For?

Dentures are often a good fit for patients who want the most affordable path, who are not ready for surgery, or who have health conditions that make implant surgery less advisable. Implant bridges make sense when you have a healthy foundation of natural teeth with a gap of several missing teeth. All-on-4 is typically the strongest option for patients who are missing most or all of their teeth, or who are tired of loose dentures, and who want teeth that stay put.

If you already have dental implants that need a new crown, bridge or denture on top, our dental implant restoration services can help.

Questions to Ask at Your Consultation

1. How much bone do I have, and will I need grafting?
2. Am I a candidate for All-on-4, or would another option serve me better?
3. What does the full timeline look like from start to finish?
4. How do I care for my new teeth day to day?
5. What will my total cost be, and what payment options are available?

Our full list of questions to ask your dentist about dental implants covers even more ground before your visit.

Frequently Asked Questions

Is All-on-4 the same as full mouth dental implants?

All-on-4 is one type of full mouth dental implant treatment. It replaces a full arch on four implants. Treating both arches with All-on-4 gives you a complete set of fixed teeth.

Can I switch from dentures to All-on-4?

Yes. Many All-on-4 patients are current denture wearers who want a fixed alternative. We will evaluate your bone and gum health to confirm you are a good candidate.

How long does All-on-4 last?

With good home care and regular checkups, the implants are designed to be a long-term solution. The bridge itself may eventually need repair or replacement after years of use.

Is All-on-4 more expensive than dentures?

Yes, upfront. Many patients find the stability, comfort and bone preservation worth the difference. We offer CareCredit financing, pay-as-you-go and layaway plans to help.

Talk Through Your Full-Arch Options

Schedule a consultation with Dr. Kyle A. Bennett and Dr. Erika Takanami at Lighthouse Dental in Hazel Dell, Vancouver, WA, and we will help you compare every option for your smile. Call (360) 576-3570 or schedule your appointment online.