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Tattoo & Pigment

Picosecond vs Q-switched Nd:YAG for tattoo removal

Two ways to break up ink

Both platforms shatter dermal pigment into fragments the body can clear. They disagree on how. The Q-switched platform uses nanosecond pulses and up to 2,500 mJ of energy; the picosecond platform uses pulses a thousand times shorter that fracture pigment mechanically rather than by heating it, capped at 800 mJ. Higher energy or shorter pulse — that is the whole trade, and it is not a ranking.

Every figure below is taken from the pages linked on this site as they are published today. Where a specification does not state a value, the cell says so rather than guessing. Nothing here is clinical, legal or regulatory advice, and platform suitability for a given patient or practice is a decision for the treating practitioner.

Side by side

The specification, line by line

12 dimensions. No column is marked as the winner, because on a spec sheet there isn't one.

DimensionPicosecond Nd:YAG Tattoo RemovalQ-Switch Nd:YAG Tattoo Removal
Pulse duration500ps or 800psNanosecond Q-switched pulse
How it breaks pigmentFractures pigment mechanically rather than by heating itNanosecond pulses shatter dermal pigment into fragments small enough for the body to clear
Maximum energy500 mJ at 532nm · 800 mJ at 1064nm2,500 mJ
Wavelengths1064nm, 532nm (650nm and 585nm optional)Not published — supplied in writing with the quote
Pulse modes / headsTreatment heads: fractional, 585nm, 650nm, cellularSingle pulse / double pulse
Spot size2–10mm2–10mm adjustable
Repetition rate1–8 HzNot published — supplied in writing with the quote
Stated ink coverageClears difficult ink in fewer sessions and works across a wider range of skin tonesBlue, black, red, yellow, green and brown ink, plus cosmetic lip and brow work
Second service from the same consoleFractional lens converts the pulse to gentle pressure that stimulates new collagen without ablating the surfaceSecond mode targets dilated capillaries and vascular lesions
Notable build detail90 × 45 × 170 cm · 150 kg7-joint Korean articulated arm · Lambda Research Optics (USA) · water temperature and flow-rate monitoring
Operator feedbackNot published — supplied in writing with the quoteOn-screen energy readout confirms delivered intensity before each pass
Regulatory statusClearance documentation supplied with quoteClearance documentation supplied with quote

Every value above is taken from the two device pages as published. Where a figure is not on the specification we have written that rather than filling the gap.

Which fits your practice

Neither option is the better machine

They answer different questions. These are the conditions under which each one is the right purchase — read the one that describes your room.

Pick the picosecond platform when…

  • Ink that has resisted nanosecond treatment is a recurring part of your caseload.
  • You treat across a wide range of skin tones and want the lower thermal load that comes with a shorter pulse.
  • You want a second revenue line from the same console — the fractional head is a rejuvenation service, not a tattoo one.
  • You have the floor space: 90 × 45 × 170 cm and 150 kg is a dedicated-room machine.

Full specification for the Picosecond Nd:YAG Tattoo Removal →

Pick the Q-switched platform when…

  • Delivered energy is your constraint — 2,500 mJ is more than three times the picosecond platform's maximum.
  • You want the operator to confirm delivered intensity on screen before each pass.
  • Vascular work matters to you: the second mode targets dilated capillaries and vascular lesions.
  • You want single and double pulse modes and a documented optics and articulated-arm build.

Full specification for the Q-Switch Nd:YAG Tattoo Removal →

Not just these two

Other platforms that answer the same question

A two-way comparison is a simplification. These sit alongside it.

Q-Switch Long Pulse Nd:YAGIf you can only justify one laser, the Q-Switch Long Pulse Nd:YAG adds a long-pulse mode on top of Q-switched, covering tattoos, dermal pigment, vascular lesions, diffuse redness and hair reduction from 1064nm and 532nm — five services from one console.

The platforms compared

Full specification pages

Questions

What buyers ask about this choice

Answered the way we would answer them on the phone.

Is a picosecond laser better than a Q-switched laser for tattoo removal?

Neither replaces the other. The picosecond platform uses 500 to 800 picosecond pulses that fracture pigment mechanically rather than by heating it, and is positioned as clearing difficult ink in fewer sessions across a wider range of skin tones. The Q-switched platform delivers up to 2,500 mJ per nanosecond pulse — more than three times the picosecond platform's 800 mJ maximum. Which matters depends on the caseload you actually see.

How many sessions does tattoo removal take on these platforms?

USBioLongevity does not publish session counts, and no honest supplier can quote one from a specification sheet. Session count depends on ink colour, ink depth, the age of the tattoo, patient factors and the protocol the treating practitioner chooses. The picosecond platform is positioned as clearing difficult ink in fewer sessions than nanosecond pulses — that is a statement about pulse physics, not a number we will put in writing.

Which ink colours do these platforms cover?

The Q-switched tattoo platform's published description covers blue, black, red, yellow, green and brown ink, plus cosmetic lip and brow work. The picosecond platform runs 1064nm and 532nm as standard, with 650nm and 585nm treatment heads available as options — wavelengths added for colours that resist the standard pair. Confirm the exact configuration being quoted before assuming a colour is covered.

Are these tattoo removal lasers FDA cleared?

Both device pages currently read: clearance documentation supplied with quote. In the United States clearance is granted per device model through a 510(k), not per company, so a clearance held by one platform says nothing about another. We confirm the exact regulatory status of the specific model being quoted, in writing, before you commit to anything.

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Unsure what a term on this page means? The glossary defines every wavelength, setting and regulatory route used across the catalog, and the questions page covers ordering, documentation and lead times.

Ask us straight

Tell us the service, not the model number.

Specification sheet, clearance documentation, lead time, freight and total landed cost — in writing, with nothing buried. If neither platform fits, we'll say so.

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