Astra Tech vs Nobel Biocare

Quick answer

Both are premium implant brands most often seen on UK treatment plans, Astra Tech now owned by Dentsply Sirona and Nobel Biocare by Envista. They run separate, incompatible connection systems, and each brand carries a generation trap — an implant placed before a design changeover may not take current components.

Side by side

Rows appear only where at least one side has data. Where a value is not verified we say so rather than leaving it blank.

Attribute	Astra Tech Implant System	Nobel Biocare
Parent company	DENTSPLY SIRONA Inc., Charlotte, North CarolinaVerified spec[4]	Envista Holdings Corporation, Brea, CaliforniaVerified spec[5]
Country of origin	Not publicly verified	SwitzerlandVerified spec[8]
Founded	Manufacturer documentation not located(Astra Tech originated in Sweden; we have not confirmed a founding date for the implant business from a primary source)	Nobelpharma was founded in Gothenburg, Sweden in 1981 and renamed Nobel Biocare in 1996; the underlying work is Per-Ingvar Brånemark’s, who placed the first titanium dental implant in 1965Verified spec[8]
Ownership	Not publicly verified	Owned by Envista Holdings. Danaher Corporation completed its acquisition of Nobel Biocare Holding AG on 11 December 2014, taking about 97% of the shares and moving to delist the company from the SIX Swiss Exchange; Envista was formed inside Danaher in 2018 and separated in 2019, taking Nobel Biocare with itVerified spec[9][5][7]Nobel Biocare’s own timeline dates the Danaher acquisition to 2015; Danaher’s completion release is dated 11 December 2014, with the squeeze-out and delisting following in the first quarter of 2015. The two dates describe different stages of the same transaction.
Manufacturer	DENTSPLY SIRONA Inc.Verified spec[1][2][3]	Envista Holdings CorporationVerified spec[5][6][7]
Current status	Current — listed among Dentsply Sirona’s implant systems, in both EV and TX generationsVerified spec[1][2]	Not publicly verified

Parent company

Astra Tech Implant System

DENTSPLY SIRONA Inc., Charlotte, North CarolinaVerified spec[4]

Nobel Biocare

Envista Holdings Corporation, Brea, CaliforniaVerified spec[5]

Country of origin

Astra Tech Implant System

Not publicly verified

Nobel Biocare

SwitzerlandVerified spec[8]

Founded

Astra Tech Implant System

Manufacturer documentation not located(Astra Tech originated in Sweden; we have not confirmed a founding date for the implant business from a primary source)

Nobel Biocare

Nobelpharma was founded in Gothenburg, Sweden in 1981 and renamed Nobel Biocare in 1996; the underlying work is Per-Ingvar Brånemark’s, who placed the first titanium dental implant in 1965Verified spec[8]

Ownership

Astra Tech Implant System

Not publicly verified

Nobel Biocare

Owned by Envista Holdings. Danaher Corporation completed its acquisition of Nobel Biocare Holding AG on 11 December 2014, taking about 97% of the shares and moving to delist the company from the SIX Swiss Exchange; Envista was formed inside Danaher in 2018 and separated in 2019, taking Nobel Biocare with itVerified spec[9][5][7]Nobel Biocare’s own timeline dates the Danaher acquisition to 2015; Danaher’s completion release is dated 11 December 2014, with the squeeze-out and delisting following in the first quarter of 2015. The two dates describe different stages of the same transaction.

Manufacturer

Astra Tech Implant System

DENTSPLY SIRONA Inc.Verified spec[1][2][3]

Nobel Biocare

Envista Holdings CorporationVerified spec[5][6][7]

Current status

Astra Tech Implant System

Current — listed among Dentsply Sirona’s implant systems, in both EV and TX generationsVerified spec[1][2]

Nobel Biocare

Not publicly verified

The biggest differences

Astra Tech is of Swedish origin and is the largest of Dentsply Sirona's implant brands, sold today mainly as the Astra Tech Implant System EV. Nobel Biocare descends from Brånemark's work and is owned by Envista. Both are premium brands with long histories; the practical difference to a patient is which connection system a particular implant uses and whether it is still current.

Prosthetic ecosystem

Astra Tech's EV generation reorganised the range around one prosthetic connection shared by three body shapes, but older Astra Tech implants — the TX generation and earlier — do not necessarily take the same components. Nobel Biocare's internal conical connection covers its current implants, while legacy tri-channel and external hex lines carry different parts. Neither brand's components fit the other's, and within each the generation matters as much as the brand.

Clinical evidence

Both brands have decades of literature, but heritage and bibliography attach to the company rather than to the implant in a given patient's mouth. A brand having existed longer is not evidence that a particular current product performs better. We hold no comparison between the two brands as such, and treat any ranking of them as marketing rather than data.

Cost considerations

Both are premium-segment brands and priced in that range. Neither Dentsply Sirona nor Envista competes on price with its own premium line; each runs separate value brands for that. So a low quote citing either premium brand is worth checking, in case the product supplied is actually one of the group's value implants.

What may influence clinical selection

The advice that actually helps is to record the generation as well as the brand — an Astra Tech implant placed before the EV changeover, or a Nobel implant on the tri-channel interface, needs specific components that a dentist cannot infer from the brand name. Both brands are serviceable in the UK, so the constraint is identification rather than availability.

So which is better?

Neither is universally better, and any page telling you otherwise is selling something. These are different designs with different trade-offs, and the right choice depends on the bone available, the position in the mouth, the planned restoration, and what the treating clinician is equipped and experienced to place and to service years from now. That last point is easy to overlook and matters more than most specification differences: components need to remain obtainable for as long as the implant is in place.

Regulatory record

US FDA 510(k) clearances held by each side, retrieved from the FDA's own database.

Astra Tech Implant System

FDA 510(k) clearances

1994 – 2011

Filed by Astra Tech AB

Nobel Biocare

FDA 510(k) clearances

1991 – 2026

Filed by Nobel Biocare AB

A clearance count is not a quality ranking, and the larger number is not the better implant. A brand with more clearances usually has a longer history or a broader component range. FDA "clearance" also is not FDA "approval" — it means the device was accepted as substantially equivalent to one already on the market, generally without a clinical trial. A blank here means we could not match a filing with confidence, not that the brand lacks authorisation. What these actually mean →

Sources

Numbers match the citations beside each claim above.

Primary sources

[1]Shop dental products by brand — Dentsply Sirona — DENTSPLY SIRONA Inc.. Accessed 2026-07-21.
[2]Dental Implant Systems — Dentsply Sirona USA — DENTSPLY SIRONA Inc.. Accessed 2026-07-21.
[3]Dentsply Sirona acquires MIS Implants — DENTSPLY SIRONA Inc., 2016. Accessed 2026-07-21.
[4]DENTSPLY SIRONA Inc. — Annual Report on Form 10-K for the year ended 31 December 2025 — U.S. Securities and Exchange Commission (EDGAR), 2026. Accessed 2026-07-21.
[5]Envista Holdings Corporation — Annual Report on Form 10-K for the year ended 31 December 2025 — U.S. Securities and Exchange Commission (EDGAR), 2026. Accessed 2026-07-21.
[6]Specialty Products & Technology — Envista — Envista Holdings Corporation. Accessed 2026-07-21.
[7]About us — Nobel Biocare — Nobel Biocare Services AG. Accessed 2026-07-21.
[8]Our story — Nobel Biocare — Nobel Biocare Services AG. Accessed 2026-07-21.
[9]Danaher Completes Acquisition Of Nobel Biocare — Danaher Corporation (distributed via PR Newswire), 2014. Accessed 2026-07-21.
[10]openFDA — Device registrations and listings — US Food and Drug Administration. Accessed 2026-07-22.