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Air Relax
Air Relax Pro AR-4.0 Leg Recovery System
$935
Best Compression Recovery Boots · head-to-head
Air Relax Pro AR-4.0 Leg Recovery System vs Speed Hound ProPerformance Recovery System
A sourced, side-by-side comparison. Speed Hound ProPerformance Recovery System is cheaper at $699. Every spec and price links to its source.
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Speed Hound
Speed Hound ProPerformance Recovery System
$699Cheaper
Which is better: the Air Relax Pro AR-4.0 Leg Recovery System or Speed Hound ProPerformance Recovery System?
On the specs we track, they're closely matched. The Speed Hound ProPerformance Recovery System is the cheaper at $699.
See Air Relax Pro AR-4.0 Leg Recovery System on Amazon See Speed Hound ProPerformance 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 | Air Relax Pro AR-4.0 Leg Recovery System | Speed Hound ProPerformance Recovery System |
|---|---|---|
| US price | $935 | $699 |
| Brand | Air Relax | Speed Hound |
| Released | — | — |
| Pressure range mmhg | 40-170 mmHg | 20-200 mmHg |
| Chambers zones | 6 | 4 compression zones, individually toggled on/off |
| Sequence modes | Multiple predefined recovery programs, plus manual pressure/time selection | 2 modes (Recovery Flush, Therapeutic Massage) |
| Power source | Dual-voltage 100-240V AC adapter (plug-in); optional 5,000 mAh/72Wh battery pack rated 2.5 hr continuous use | Plug-in, 110V 60Hz (US/Canada) |
| Boot size range | Size 2 (26-30 in inseam), Size 3 (30-34 in), Size 4 (34+ in) | Medium (5'4" or below), Long (5'5"+, thigh up to 23 in), Long Wide (thigh 24-28 in), Long Extra Wide (thigh 29 in+) |
| Session timer | 1-95 minutes, user-selectable | 10-30 minutes |
| App control | No | No |
| Weight portability | Includes 38L carrying case; unit weight not published by brand | Includes padded travel case; no bluetooth/app required |
Sources — Air Relax Pro AR-4.0 Leg Recovery System: air-relax.com (verified 2026-08-05). Speed Hound ProPerformance Recovery System: thespeedhound.com (verified 2026-08-05).
What's the difference between the Air Relax Pro AR-4.0 Leg Recovery System and Speed Hound ProPerformance Recovery System?
Where the two actually differ on the specs we track (7 of 8). Matching specs are omitted.
- Pressure range mmhg: Air Relax Pro AR-4.0 Leg Recovery System 40-170 mmHg vs Speed Hound ProPerformance Recovery System 20-200 mmHg
- Chambers zones: Air Relax Pro AR-4.0 Leg Recovery System 6 vs Speed Hound ProPerformance Recovery System 4 compression zones, individually toggled on/off
- Sequence modes: Air Relax Pro AR-4.0 Leg Recovery System Multiple predefined recovery programs, plus manual pressure/time selection vs Speed Hound ProPerformance Recovery System 2 modes (Recovery Flush, Therapeutic Massage)
- Power source: 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 vs Speed Hound ProPerformance Recovery System Plug-in, 110V 60Hz (US/Canada)
- Boot size range: Air Relax Pro AR-4.0 Leg Recovery System Size 2 (26-30 in inseam), Size 3 (30-34 in), Size 4 (34+ in) vs Speed Hound ProPerformance Recovery System Medium (5'4" or below), Long (5'5"+, thigh up to 23 in), Long Wide (thigh 24-28 in), Long Extra Wide (thigh 29 in+)
- Session timer: Air Relax Pro AR-4.0 Leg Recovery System 1-95 minutes, user-selectable vs Speed Hound ProPerformance Recovery System 10-30 minutes
- Weight portability: Air Relax Pro AR-4.0 Leg Recovery System Includes 38L carrying case; unit weight not published by brand vs Speed Hound ProPerformance Recovery System Includes padded travel case; no bluetooth/app required