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Osaki Titan Ion 4D

Osaki · 4D · SL-Track

Osaki Titan Ion 4D

A 350 lb weight limit is the headline on the Titan Ion 4D, paired with 4D rollers on an SL-track. Voice control and 24 automatic programs round out the feature set. No carton size or door width is published, so ask the seller for the packed carton dimensions before you measure the way in.

Height rangeNot published
Weight limit350 lb
Rollers / track4D · SL-track
Reclined lengthNot published
Narrowest doorNot published
Shipping weightNot published
Price band $3,000+
Buy on Amazon

Prices change often; Amazon shows today's price. We earn from qualifying purchases.

Who it fits, and who should look elsewhere

A good fit if

  • Your heaviest user needs a high weight limit; 350 lb is published.
  • 4D rollers on an SL-track suit you.
  • Voice control and 24 automatic programs are features you would use.

Look elsewhere if

  • You need a height range; it is Not published.
  • You want the entry measured before ordering; no carton or door figure is published.
  • You need a warranty or return window; both are Not published.

Everything Osaki publishes

Body fit

Recommended user height
Not published
Maximum user weight
350 pounds
Roller mechanism
4D
Track type
SL-Track
Zero gravity (as stated)
Yes
Heat
Yes
Airbags
Yes

Size

Upright dimensions
Not published
Reclined dimensions
Not published
Minimum door width
Not published
Chair weight
199 pounds

Delivery & setup

Package dimensions
Not published
Package weight
Not published
Delivery
Full Body Air Pressure Massage with Heat: Advanced airbag system delivers gentle compression to your shoulders, arms, waist, and legs, while integrated heating soothes sore muscles.
Assembly
Not published

Warranty, returns & power

Warranty
Not published
Return policy
Not published
Voltage
Not published
Wattage
Not published
Amperage
Not published
Power requirements
Not published

Three things to check first

!
Height fit

No height range is published for the Titan Ion. Send the seller your tallest user's height and ask about the shoulder and footrest fit.

!
Entry route

No carton size or minimum door width is published. Ask the seller for the packed carton dimensions, then measure every doorway and turn.

!
Cover and returns

No warranty or return window is published. Ask the seller for the term, who pays return shipping and whether a restocking fee applies.

If the Titan Ion isn't quite right

Each of these is another chair we track. The lines compare published values only; this is not a ranking.

4D + 3D · 380 lb
Alfine A688
Alfine

Alfine A688

5'0"–6'4"Up to 380 lb4D + 3D
  • Premium 4D with a 380 lb rating
  • 4D + 3D mechanism with a 380 lb rating. 3-year warranty.
  • Top price band, and the box size isn't published.
Price band $3,000+
Check price on Amazon See full specs
3D · 29.5" door
Osaki OS-3D Champ II
Osaki

Osaki OS-3D Champ II

Up to 264 lb3D massage mechanismSL-style Track
  • You want the delivery numbers in writing before you buy.
  • Lists a 29.5" minimum door width, its reclined size and its box size.
  • A 264 lb weight limit and no height range.
Price band $1,000–$2,000
Check price on Amazon See full specs

The comparisons above are read from each chair's recorded values for the chairs we track. Check the current listing and terms before you buy.

Where these numbers come from

Read our full method
Sources for this chair
  • Model number, Amazon "product dimensions" label, Chair weight, Maximum user weight, Track type, Roller mechanism, Zero gravity (as stated), Heat, Airbags, Delivery: Amazon listing (the seller's own product page; structured extraction).
  • Amazon listing — Value source
  • Last checked Oct 8, 2026.
What we haven't checked
  • We haven't sat in this chair. We make no comfort or medical promise for any body type.
  • Osaki does not publish a package dimensions for this chair.
  • Osaki does not publish a upright dimensions for this chair.
  • Osaki does not publish a reclined dimensions for this chair.
  • Osaki does not publish a minimum door width for this chair.
  • Osaki does not publish a recommended user height for this chair.
  • Osaki does not publish a voltage for this chair.
  • Each model's specs carry a check date. After that date the page stops presenting the model as currently buyable and asks you to confirm availability on Amazon.

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