JPMedics Kawa vs Osaki Platinum Solis Duo 4D+
Osaki Platinum Solis Duo 4D+ scores highest overall, while JPMedics Kawa is the most affordable. These products suit different buyers, so weigh the criteria that matter most for your setup rather than the headline score alone.
| 2 products |  JPMedics JPMedics Kawa | |
|---|---|---|
| Price | $7,999.99 | $11,999 |
| Overall score | 8.0 | 8.7 |
| Track | Extra-long L-track (neck to glutes) | Flexible track system (SL-based, reclines to 190°) |
| Rollers | 3D humanistic mechanism | Dual 4D mechanisms (2 separate mech controllers) |
| Zero gravity | — | Yes (zero gravity reclining) |
| Heat | Lumbar heat therapy | Lumbar graphene heating (~75–83°F) |
| Auto programs | 10 auto programs, 7 back techniques | 18 auto programs + 5 manual styles |
| Max user height (in) | 6'3" (range 5'0"–6'3") | — |
| Warranty (yr) | 1-yr in-home service / 2-yr parts | 5 years (3 years full service + 2 years parts) |
| Reclined length | 30.7" W x 64.6" D upright (73.6" reclined); 1" wall saver | 30" W × 63" L × 48.4" H upright (81" L reclined); 10" wall clearance; 30" min doorway |
JPMedics
JPMedics Kawa
Best for Fans of Japanese build quality in a more compact, lower-priced 3D chair
$8,000$11,000
Osaki
Osaki Platinum Solis Duo 4D+
Best for Buyers who want Osaki's most capable mechanism and stretch recline, regardless of price
$11,999
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