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Osaki OS-Pro Admiral II vs Infinity Gen Max 4D

Side-by-side spec breakdown — track type, roller tech, heat, zero gravity, airbags, warranty, and expert scores.

Osaki OS-Pro Admiral II

Osaki

OS-Pro Admiral II

Infinity Gen Max 4D

Infinity

Gen Max 4D

SpecValueValue
Track TypeSL-TrackL-Track
Roller Tech3D4D
Zero Gravity1-stage2-stage
Heat Therapylumbarlumbar
Airbags064
Body ScanYesNo
Height Range6'0" – 6'4"6'0" – 6'4"
Weight Capacity270 lbs300 lbs
Techniqueskneading, tapping, rolling, shiatsu, kneading-tappingshiatsu, kneading, tapping, rolling
Smart Featuresbluetooth, lcd-screen, usb-charging, chromotherapyapp-control
Warranty3 Years3 Years

✓ indicates best value in that row

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Which should you buy?

Here's a quick breakdown of who each chair is best suited for, based on track type, price tier, and our editorial scores.

mid · 4.4/5

Osaki OS-Pro Admiral II

SL-Track (neck to glutes)

Best for

  • SL-Track from neck to glutes with 3D rollers
  • 15 auto programs including Stretch, Thai, Office Pro, Text-Neck
  • Triple spinning reflexology foot rollers

Watch out for

  • ·No voice control or app integration
  • ·Single zero gravity position
Full Osaki OS-Pro Admiral II review →

Luxury · 4.7/5

Infinity Gen Max 4D

L-Track (neck to hamstrings)

Best for

  • 64 comprehensive airbags
  • Deep calf kneading
  • App control

Watch out for

  • ·Heavy at 324 lbs
  • ·Premium pricing
Full Infinity Gen Max 4D review →