Therabody
Therabody JetBoots Prime (formerly RecoveryAir Prime)
$549.99Cheaper
Best Compression Recovery Boots · head-to-head
Therabody JetBoots Prime (formerly RecoveryAir Prime) vs Air Relax Pro AR-4.0 Leg Recovery System
A sourced, side-by-side comparison. Therabody JetBoots Prime (formerly RecoveryAir Prime) is cheaper at $549.99. Every spec and price links to its source.
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Air Relax
Air Relax Pro AR-4.0 Leg Recovery System
$935
Which is better: the Therabody JetBoots Prime (formerly RecoveryAir Prime) or Air Relax Pro AR-4.0 Leg Recovery System?
On the specs we track, they're closely matched. The Therabody JetBoots Prime (formerly RecoveryAir Prime) is the cheaper at $549.99.
See Therabody JetBoots Prime (formerly RecoveryAir Prime) on Amazon See Air Relax Pro AR-4.0 Leg Recovery System on Amazon
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Full spec sheet
✓ marks the stronger figure where "more" — or "less", for price and weight — is unambiguously better.
| Spec | Therabody JetBoots Prime (formerly RecoveryAir Prime) | Air Relax Pro AR-4.0 Leg Recovery System |
|---|---|---|
| US price | $549.99 Current price on therabody.com | $935 |
| Brand | Therabody | Air Relax |
| Released | — | — |
| Pressure range mmhg | 25-100 mmHg, adjustable in 25 mmHg increments | 40-170 mmHg |
| Chambers zones | 4 overlapping air chambers per boot | 6 |
| Sequence modes | Preset treatments plus customizable pressure levels | Multiple predefined recovery programs, plus manual pressure/time selection |
| Power source | Rechargeable battery via USB-C, up to 180 min battery life | Dual-voltage 100-240V AC adapter (plug-in); optional 5,000 mAh/72Wh battery pack rated 2.5 hr continuous use |
| Boot size range | Short (68-81 cm leg length), Regular (81-93 cm), Long (93 cm+) | Size 2 (26-30 in inseam), Size 3 (30-34 in), Size 4 (34+ in) |
| Session timer | 20, 40, 60 minutes, or continuous mode | 1-95 minutes, user-selectable |
| App control | No | No |
| Weight portability | 6 lb (Regular), foldable design, includes drawstring travel backpack | Includes 38L carrying case; unit weight not published by brand |
Sources — Therabody JetBoots Prime (formerly RecoveryAir Prime): therabody.com (verified 2026-08-05). Air Relax Pro AR-4.0 Leg Recovery System: air-relax.com (verified 2026-08-05).
What's the difference between the Therabody JetBoots Prime (formerly RecoveryAir Prime) and Air Relax Pro AR-4.0 Leg Recovery System?
Where the two actually differ on the specs we track (7 of 8). Matching specs are omitted.
- Pressure range mmhg: Therabody JetBoots Prime (formerly RecoveryAir Prime) 25-100 mmHg, adjustable in 25 mmHg increments vs Air Relax Pro AR-4.0 Leg Recovery System 40-170 mmHg
- Chambers zones: Therabody JetBoots Prime (formerly RecoveryAir Prime) 4 overlapping air chambers per boot vs Air Relax Pro AR-4.0 Leg Recovery System 6
- Sequence modes: Therabody JetBoots Prime (formerly RecoveryAir Prime) Preset treatments plus customizable pressure levels vs Air Relax Pro AR-4.0 Leg Recovery System Multiple predefined recovery programs, plus manual pressure/time selection
- Power source: Therabody JetBoots Prime (formerly RecoveryAir Prime) Rechargeable battery via USB-C, up to 180 min battery life vs Air Relax Pro AR-4.0 Leg Recovery System Dual-voltage 100-240V AC adapter (plug-in); optional 5,000 mAh/72Wh battery pack rated 2.5 hr continuous use
- Boot size range: Therabody JetBoots Prime (formerly RecoveryAir Prime) Short (68-81 cm leg length), Regular (81-93 cm), Long (93 cm+) vs Air Relax Pro AR-4.0 Leg Recovery System Size 2 (26-30 in inseam), Size 3 (30-34 in), Size 4 (34+ in)
- Session timer: Therabody JetBoots Prime (formerly RecoveryAir Prime) 20, 40, 60 minutes, or continuous mode vs Air Relax Pro AR-4.0 Leg Recovery System 1-95 minutes, user-selectable
- Weight portability: Therabody JetBoots Prime (formerly RecoveryAir Prime) 6 lb (Regular), foldable design, includes drawstring travel backpack vs Air Relax Pro AR-4.0 Leg Recovery System Includes 38L carrying case; unit weight not published by brand