Infinity Smart Chair X3 3D/4D Massage Chair
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Infinity Smart Chair X3 4D Massage Chair
The Infinity Smart Chair X3 4D is a premium S-Track massage chair designed around stretching, inversion, adjustable 4D massage, and full-body relaxation.
Its near-flat reclining S-Track combines with Spinal Correction & Decompression Stretch, True Inversion, Waist Twist Therapy, Zero Gravity, TrueFit body scanning, lumbar heat, foot rollers, Bluetooth audio, and smartphone control.
What Makes the Smart Chair X3 4D Different?
The Smart Chair X3 stands out for its emphasis on stretching and near-flat reclining massage.
Its S-Track follows the natural curve of the spine, while the chair can recline just beyond horizontal using Infinity's True Inversion feature.
Combined with decompression stretching, waist twisting, adjustable 4D massage, and Zero Gravity positioning, it is particularly appealing to shoppers who prioritize flexibility and stretch-style massage.
Why Choose the Infinity Smart Chair X3 4D?
4D Massage Mechanism
The massage mechanism moves up and down, side to side, inward and outward, while also varying movement speed to create a more dynamic massage feel.
Stretch-Focused S-Track
A near-flat reclining S-Track supports spinal stretching while following the natural curvature of the back.
True Inversion
The chair reclines slightly beyond horizontal, creating an inversion-style position designed to enhance stretching.
3D / 4D Back Massage Mechanism
Infinity describes the Smart Chair X3 as using a 4D back and glute massage mechanism.
The rollers can change position, depth, and movement speed to create a more varied massage experience than a fixed-depth mechanism.
Manual controls let you fine-tune the massage based on your preferred intensity and massage style.
Spinal Correction & Decompression Stretch
The Smart Chair X3 combines chair movement and massage techniques to create a stretch-focused session along the spine.
This is one of the model's most distinctive features and a major reason to consider it over a chair focused primarily on compression or traditional roller massage.
True Inversion & Near-Flat Recline
Infinity's True Inversion allows the chair back to recline just beyond horizontal.
The near-flat S-Track supports this motion while maintaining contact between the massage mechanism and the natural shape of the spine.
Waist Twist Therapy
Waist Twist Therapy adds a gentle twisting motion around the midsection.
This works alongside the decompression stretch and inversion features to give the Smart Chair X3 a particularly movement-focused massage experience.
Weightless Zero Gravity Recline
Zero Gravity recline elevates the legs and distributes body weight across the chair for a more supported relaxation position.
It can be used independently or combined with automatic and manual massage programs.
TrueFit Body Scanning
TrueFit technology scans the user's size and body shape before massage begins.
The chair uses that information to better align the massage mechanism with the individual's body.
Total Sole Reflexology Foot Massage
The Smart Chair X3 includes Infinity's Total Sole Reflexology system with triple shiatsu rollers per foot.
This provides broad roller coverage across the soles during full-body massage sessions.
Lumbar Heat
Integrated heating modules provide gentle warmth around the lower-back area.
Heat can be combined with massage programs for added comfort during longer relaxation sessions.
9 Automatic Massage Programs
Smart Chair X3 includes 9 manufacturer-defined automatic programs.
Manual massage techniques include:
- Kneading
- Tapping
- Knocking
- Shiatsu
- Sync
Smart Controls, Bluetooth & Chromotherapy
iOS & Android App
Operate compatible chair functions from an Apple or Android device using Infinity's app.
Bluetooth Speakers
Stream music, podcasts, or relaxing audio through built-in speakers.
Chromotherapy Lighting
Integrated lighting adds a visual relaxation component to the massage experience.
Additional Smart Chair X3 Features
- 360° 4-Node Plus massage
- Color menu-driven remote
- Rhythm Sync massage
- TrueFit body scanning
- Near-flat reclining S-Track
- Weightless Zero Gravity
Infinity Smart Chair X3 4D Specifications
| Brand | Infinity |
|---|---|
| Model | Smart Chair X3 4D |
| Massage Mechanism | 3D / 4D back massage mechanism |
| Track | Near-flat reclining S-Track |
| Auto Programs | 9 |
| Massage Techniques | Kneading, Tapping, Knocking, Shiatsu, Sync |
| Stretch Features | Decompression Stretch, True Inversion, Waist Twist Therapy |
| Recline | Weightless Zero Gravity |
| Body Scan | TrueFit |
| Heat | Lumbar heat |
| Foot Massage | Triple Total Sole Reflexology rollers per foot |
| Audio | Bluetooth speakers |
| Controls | Color remote + iOS / Android app |
| Lighting | Chromotherapy |
| Chair Weight | 286 lb |
| Seat Depth | 15" |
| Hip Width | 18" |
| Shoulder Width | 22" |
| Maximum User Weight | 300 lb |
| Optimal User Height | 60"–76" |
| Upright Dimensions | 46" H × 36" W × 59" D |
| Reclined Dimensions | 36" H × 36" W × 74" D |
Shipping & Delivery Options
| Optional Service | Current Listed Price |
|---|---|
| Threshold Delivery | $250 |
| White Glove Delivery | $399 |
| 3-Year Extended Warranty | $399 |
| 5-Year Extended Warranty | $599 |
Availability and pricing may vary by destination, chair model, and current program.
Planning for Delivery & Placement
The Smart Chair X3 weighs approximately 286 lb, so delivery planning matters.
Before ordering, measure:
- Entry door width
- Hallways
- Stairways
- Turning areas
- Final room placement
- Full reclined footprint
Infinity Care 5-Year Residential Limited Warranty
- 1 Year: covered parts and labor, including in-home service when necessary
- 3 Years: no-cost replacement of covered parts
- 5 Years: structural frame coverage
- Support: unlimited U.S.-based customer and technical support
Warranty coverage is subject to Infinity's current terms, exclusions, geographic limitations, and authorization requirements.
See the Infinity Smart Chair X3 4D in Action
Smart Chair X3 Manuals & Resources
Infinity Smart Chair X3 4D FAQs
Is the Infinity Smart Chair X3 a 4D massage chair?
Yes. Infinity lists it with a 3D / 4D back massage mechanism that can vary roller depth, position, and movement speed.
What type of massage track does it use?
The Smart Chair X3 uses a near-flat reclining S-Track designed to follow the natural curve of the spine.
Does the Smart Chair X3 have an inversion feature?
Yes. Infinity's True Inversion feature allows the chair to recline just beyond horizontal.
Does it have a stretching program?
Yes. It includes Spinal Correction & Decompression Stretch along with Waist Twist Therapy.
How many automatic programs does it have?
Infinity lists 9 automatic massage programs.
Does it massage the feet?
Yes. Total Sole Reflexology uses triple shiatsu rollers under each foot.
Can I control it from my phone?
Yes. Infinity provides iOS and Android app functionality for compatible controls.
What size user fits the Smart Chair X3?
Infinity lists an optimal user height of approximately 60" to 76" and a maximum user weight of 300 lb.
What warranty is included?
The Smart Chair X3 currently includes Infinity's 5-year U.S. residential limited warranty, with 1 year of covered parts and labor, 3 years of covered parts, and 5 years of structural frame coverage.
Is the Infinity Smart Chair X3 4D Right for You?
The Smart Chair X3 is especially compelling if you want 4D massage, near-flat S-Track stretching, True Inversion, decompression-style movement, Zero Gravity, triple foot rollers, lumbar heat, and smartphone control.
Why Buy From Us
FAQs
Shipping & Delivery
Free shipping available on select orders. White-glove delivery and setup can be arranged at an additional cost in most areas. We'll confirm your preferred date after purchase.
Warranty
Full manufacturer warranty, registered at purchase. Need help with a claim? Our U.S. support team handles it directly with the brand.
Returns
New, uninstalled items can be returned within the brand's policy window. We'll help coordinate pickup and any restocking requirements.
Installation & Power
Most saunas/hot tubs require dedicated circuits. We provide spec sheets and can recommend licensed installers in your area.
