All-on-4 and traditional individual implants get talked about as if they're variations of the same thing. They're not. They're fundamentally different solutions to different problems. Picking the wrong one is one of the most expensive errors in modern dentistry — and one of the most common, because the cheaper option (often) sounds like the better one. Here's the plain version.
What All-on-4 actually is
All-on-4 (and its cousin All-on-6) is a procedure where four to six implants are strategically angled into your jawbone, and a fixed bridge of teeth — typically 12 to 14 teeth — is screwed onto those four implants. One arch. One bridge. Four supports.
It was developed in the 1990s, primarily as a solution for patients who had lost all or nearly all of their teeth and were stuck with dentures. Before All-on-4, the only options were dentures (uncomfortable, removable, eventually causing bone loss because nothing was loading the jawbone) or full individual implants (eight to twelve separate implants per arch, $80,000+, multiple surgeries, a year of treatment). All-on-4 collapses that into a single trip with four implants and one bridge.
It's transformative for the right patient and the wrong choice for the wrong patient.
What traditional individual implants are
Traditional implants replace teeth one at a time. Each implant is its own surgery, its own healing period, and its own crown. If you're missing two teeth, you get two implants and two crowns. If you're missing eight, you get eight of each.
The advantage: each implant is independent, so each tooth functions like a separate natural tooth. If one fails, the rest are unaffected. Bite forces are distributed naturally across each tooth. Hygiene is easier — you floss between each one.
The disadvantage: cost and time. Individual implants for a full arch can run $50,000-90,000 abroad and require multiple visits over months.
Who All-on-4 is right for
All-on-4 is the right answer for patients who have lost most or all of their teeth in one arch and need a fixed solution. Specifically: patients who already have or are facing dentures, patients with severe periodontitis that's causing the loss of multiple teeth, or patients with extensive decay that's beyond restorative repair.
It's also the right answer for many patients who need full-arch restoration on a budget. A full arch on All-on-4 in Istanbul is $7,000-9,000. The same arch on individual implants is $30,000-50,000. For many patients, the difference is the difference between getting it done and not.
Who All-on-4 is wrong for
All-on-4 is the wrong choice for patients with mostly healthy teeth who only need to replace one or two missing teeth. The procedure requires extracting all remaining teeth in the arch — even healthy ones — to make room for the bridge. You don't pull seven good teeth to get four implants for one missing tooth.
Some clinics aggressively pitch All-on-4 to patients with mostly healthy dentition because the procedure is more profitable than individual implants. This is a red flag. A reputable clinic will steer you toward individual implants if your remaining teeth can be saved.
All-on-4 is also a poor choice for patients with very strong jawbones and a long expected lifespan, where the lifetime maintenance cost of a fixed bridge (which will need refurbishment every 10-15 years) eventually exceeds the cost of independent crowns on individual implants.
Cost and timeline comparison
All-on-4, abroad: $6,000-12,000 per arch all-in. Single trip of 5-7 days. Implants placed and a temporary bridge attached on the same trip; final permanent bridge fitted at the end of the trip or on a 3-month return.
Individual implants, abroad: $900-1,800 per implant. For a full arch (replacing 8-12 teeth), that's $7,200-21,600 just for the implant placements, plus crowns at $200-450 each ($1,600-5,400). Total: $8,800-27,000 per arch. Multiple visits over 3-9 months.
The same in the US: All-on-4 runs $25,000-35,000 per arch. Full-arch individual implants run $50,000-90,000.
How to know which one is right for you
Get a 3D CT scan and a written treatment plan from a clinic before you decide. The dentist will tell you, with the imaging in front of you, what's salvageable and what isn't. If the answer is 'most of your teeth can be saved,' individual implants are usually the better path. If the answer is 'the remaining teeth are compromised,' All-on-4 is usually the better path.
If you're getting two completely different recommendations from two different clinics — one says All-on-4, the other says individual implants — that's a sign one of them is wrong, and worth getting a third opinion before committing. We can help with that.
The first clinic told me All-on-4. The second clinic looked at the same scan and said I had eight savable teeth and only needed two implants. The treatment plan changed by $25,000 between two video consults.
Anonymous patient · 2 implants + 4 crowns · San José · 2026