Full Mouth Dental Implants: All-on-4, All-on-6 and Every Option Explained

Full mouth dental implants replace every tooth in one or both jaws using four to six implants per arch to support a fixed bridge, or two to four implants to hold a removable snap-on denture. You do not need one implant per tooth. A fixed full arch (All-on-4, All-on-6) is usually placed with temporary teeth on the day of surgery and finished with a permanent bridge three to six months later, at a 2026 New Jersey price of roughly $20,000 to $35,000 per jaw. Long-term studies of the All-on-4 method report implant survival above 97% at up to 17 years.

Reviewed by Dr. David Basar, DDS, Advanced Smile Dentistry, Toms River, NJ. Updated October 2026.

This article is the full-arch chapter of our complete dental implants guide; the pricing detail lives in our New Jersey dental implant cost guide.

Who full mouth implants are for

Full-arch treatment is for people whose teeth are already gone or cannot be saved: long-term denture wearers who are tired of movement and sore spots, patients with advanced gum disease where most teeth are loose, and people whose teeth have been worn, broken or decayed to the point where patching them one at a time no longer makes sense. The common thread is that the arch as a whole is failing, so the plan addresses the arch as a whole.

It is not for everyone with several missing teeth. If most of your teeth are sound, individual implants or implant bridges that keep the healthy teeth are almost always the better plan. Part of an honest consultation is telling a patient that they do not need a full arch.

Your options, compared

Fixed full-arch bridges: All-on-4, All-on-6 and All-on-X

The fixed option is what most people picture when they say “full mouth implants.” A single bridge of 10 to 14 teeth is screwed onto implants and stays in place. You brush it, eat with it and forget about it, and it only comes off when the dentist removes it for maintenance.

All-on-4 is a specific protocol developed by Dr. Paulo Malo with Nobel Biocare in the late 1990s: two straight implants at the front of the jaw and two tilted implants toward the back. Tilting the rear implants lets them use the denser bone at the front of the jaw and avoid the sinus (upper) and nerve (lower), which is why All-on-4 often avoids bone grafting and why teeth can be attached the same day. The largest published study of the method, 561 patients followed for up to 17 years, reported implant survival of 97.4% in the upper jaw and 98.9% in the lower jaw.

All-on-6 uses six implants per arch. It spreads the chewing load over more anchors, which some dentists prefer for the upper jaw, for heavy bites, or for patients who grind. It needs more bone in more places, so it is not always possible without grafting. All-on-X simply means the number of implants is chosen for your bone, anywhere from four to eight. Our article on All-on-4 vs All-on-6 vs All-on-8 compares them in detail.

3-on-6 is a variation that uses six implants to support three separate bridges per arch instead of one. Its advantage is that if one section needs work, the other two stay in place; its drawback is cost and the need for well-distributed bone.

Patients who want to see how this looks in practice can read Bonnie’s full-arch story and our before and after photos.

What the bridge is made of. The temporary bridge fitted on surgery day is acrylic. The final bridge is either acrylic teeth on a titanium frame (lighter, easier to repair, wears over 5 to 10 years) or monolithic zirconia (very strong, stain-resistant, more expensive). Ask which one your quote includes.

Implant overdentures: the snap-on option

An implant overdenture is a denture with attachments on its underside that snap onto two to four implants. It stops the denture from sliding and lets you chew far more than a conventional denture, and for an upper jaw it can be made without covering the palate, which restores taste and comfort. It comes out at night for cleaning.

It costs about half of a fixed bridge and the surgery is smaller, which makes it the right answer for many patients, especially in the lower jaw where conventional dentures are hardest to wear. The attachments (Locator and similar systems) have small nylon inserts that wear and are replaced during maintenance visits, usually once or twice a year. Our implant supported dentures page covers snap-on teeth in more depth.

Same-day teeth: what it does and does not mean

“Teeth in a day” is accurate as far as it goes. In a suitable full-arch case, the remaining teeth are removed, the implants are placed and a fixed temporary bridge is attached in a single appointment. You leave with teeth. What it does not mean is that treatment is finished that day. The temporary bridge is acrylic, it is kept slightly out of heavy chewing, and you follow a soft diet for several weeks while the implants bond to the bone. The permanent bridge is made after three to six months of healing.

Same-day loading depends on the implants being very stable at placement. If bone quality on the day is softer than expected, the safer choice is to let the implants heal under a temporary denture and load them later. A good surgeon will tell you this in advance as a possibility, not a surprise.

What if I have severe bone loss?

Years of denture wear shrink the jaw, and the upper jaw in particular can become too thin for standard implants. There are four ways around this, in increasing order of complexity: tilted implants (the All-on-4 principle) that reach denser bone, bone grafting and sinus lifts followed by implants months later, extra-long implants anchored in the cheekbone (zygomatic implants) that bypass the upper jaw entirely, and in rare cases subperiosteal frameworks. A cone-beam CT scan is what tells you which applies. [VERIFY: whether ASD places zygomatic implants in-house or refers] Our guide to bone grafting for dental implants covers the grafting routes.

Upper jaw and lower jaw are different cases

Patients often assume both arches are treated the same way, but the jaws behave differently and the plan reflects that. The lower jaw has dense bone and a nerve running through it; the upper jaw has softer bone and the sinuses sitting above the back teeth. In practice this means the lower arch is usually the easier one for implants and the one where a conventional denture is hardest to wear, so a lower overdenture on two implants is one of the most cost-effective treatments in dentistry. The upper arch more often needs six implants rather than four, more often needs a sinus lift or tilted implants, and is where zygomatic implants come into the picture. The All-on-4 long-term data reflects this: implant survival was 98.9% in the lower jaw and 97.4% in the upper, with more early failures in the upper jaw. If you are treating one arch now and the other later, the usual order is the one causing the most trouble first, which for denture wearers is often the lower.

Who is not a good candidate, and what changes that

Uncontrolled diabetes, heavy smoking, recent high-dose radiation to the jaw, intravenous bisphosphonate therapy and some immune conditions raise the risk of implants failing to bond. None of these is an automatic no, but each needs managing before surgery: getting HbA1c under control, a smoking cessation plan, coordination with your physician. Active gum disease in any remaining teeth has to be treated or those teeth removed, since the bacteria do not distinguish between a tooth and an implant. Bruxism (grinding) does not rule out treatment but influences the implant count, the bridge material and whether you are given a night guard. The one thing that is not a factor is age by itself; full-arch implants are placed routinely in patients in their 80s.

Choosing the final bridge material

Because the final bridge is a large part of both the cost and the daily experience, it deserves its own decision. Acrylic teeth on a titanium bar are lighter, easier to repair chairside and gentler on opposing natural teeth; the acrylic wears, stains over time and is usually refreshed after five to ten years. Monolithic zirconia is milled from a single block, is very hard to break or stain and keeps its appearance for many years, at a higher price and with a slightly heavier feel. Some practices offer a hybrid with individual ceramic crowns on a zirconia or titanium frame for the most natural appearance. For a patient with a strong bite or a history of breaking dentures, zirconia is usually worth the premium; for a patient on a tighter budget who will keep up maintenance visits, acrylic-on-titanium remains a sound choice.

The full-arch timeline

Consultation and 3D scan. Bone volume, sinus and nerve positions are mapped, the implant positions are planned digitally, and you receive a written plan and itemized cost. At Advanced Smile Dentistry the scan and consultation are complimentary. [VERIFY]

Records and design. Impressions or digital scans and photographs are used to design the temporary bridge before surgery, so it is ready on the day.

Surgery day. Extractions, implant placement and, when stable, the temporary bridge. Usually two to four hours per arch under local anesthetic with sedation.

Healing, three to six months. Soft diet for the first weeks, then gradually normal food. Check-ups at one week, one month and three months.

Final bridge. New scans, try-in of the final design, delivery of the permanent bridge. Then maintenance every six months.

Our full arch restoration timeline article sets out each appointment and the typical waits between them.

What full mouth dental implants cost

In New Jersey a fixed full arch runs $20,000 to $35,000 per jaw and both jaws together $40,000 to $60,000, with implant overdentures at $8,000 to $15,000 per jaw. The main variables are implant count, whether grafting is needed, the final bridge material and sedation. Our New Jersey dental implant cost guide explains each line item and how insurance and financing apply. Treat any full-arch quote without an implant count and a bridge material as incomplete.

Living with full-arch implants

A fixed bridge is cleaned like teeth, with the addition of a water flosser or floss threaded under the bridge once a day. Professional maintenance every six months lets the dentist check the implants, tighten screws if needed and, every few years, remove the bridge for a thorough clean. Acrylic bridges are typically refreshed or replaced after five to ten years of wear; zirconia bridges last considerably longer. The implants themselves, with that care, are expected to last for decades.

Patients consistently report the same changes: eating what they want, speaking without worrying about movement, and no longer thinking about their teeth during the day. Those are the outcomes that justify the cost and the surgery, and they are worth asking any provider to show you in their own patients’ results.

Next step

If you are wearing dentures you dislike or facing the loss of most of your teeth, a 3D scan will show which of these options your bone supports. Advanced Smile Dentistry offers a complimentary scan and consultation at 2224 Route 37 East, Toms River, NJ 08753. Call (732) 608-6478 or book online, and bring any quotes you already have. Our full mouth dental implants service page describes how we deliver this treatment.

Frequently asked questions about full mouth dental implants

What are full mouth dental implants?

A way of replacing all the teeth in a jaw with a fixed bridge supported by four to six implants, or a removable denture that snaps onto two to four implants. Both arches can be treated, usually in stages.

How many implants are needed to replace all teeth?

Four to six per arch for a fixed bridge, two to four per arch for a snap-on overdenture. One implant per tooth is not necessary.

How long do full mouth implants last?

The largest long-term study of All-on-4 reports implant survival above 97% at up to 17 years. The bridge on top is refreshed or replaced after roughly 5 to 15 years depending on material.

Can I get full mouth implants in one day?

In suitable cases, yes: extractions, implants and a fixed temporary bridge in one appointment. The permanent bridge follows after three to six months of healing.

Are full mouth implants painful?

Surgery is done under local anesthetic with sedation. Swelling and soreness for a week or so is typical and is managed with medication; most patients say it was easier than they expected.

Do I need bone grafting for full mouth implants?

Often not. Tilted implants and, for severe cases, zygomatic implants are designed to use the bone you have. A 3D scan determines this.

Sources

• Uesugi T, Shimoo Y, Munakata M, Sato D, Yamaguchi K, Fujimaki M, Nakayama K, Watanabe T, Malo P. The All-on-4 concept: retrospective study of 561 patients with up to 17 years of follow-up. International Journal of Implant Dentistry. 2023;9:43.
• Howe MS, Keys W, Richards D. Long-term (10-year) dental implant survival: a systematic review and sensitivity meta-analysis. Journal of Dentistry. 2019;84:9-21.
• NewMouth. Types of dental implants and how much each one costs (2026; compiled from Delta Dental, Aspen Dental, CareCredit, AAOMS).