U.S. Water Mattress
Score: 81/100U.S. Waterbed Waveless California King
Score: 81/100Rankings
The U.S. Water Mattress Cal-King 3000L provides industry-leading 80% waveless motion reduction, heavy-duty 48-gauge vinyl and a digital control system for precise heating, making it a top choice for couples seeking motion isolation. Its massive weight, complex installation and need for a dedicated frame limit suitability for renters or small spaces. Best for spacious homes with a permanent hardside frame and users who value durability and customizable firmness.
The U.S. Waterbed California King 3000L is a hardside waterbed mattress featuring 90% waveless technology and an integrated 300-W digital heater. Its massive water volume results in a near-2,000 lb system weight, making installation demanding. Best suited for couples with spacious rooms and strong floor support.
| Attribute | U.S. Water Mattress | U.S. Waterbed Waveless California King |
|---|---|---|
3.543 inches | 9 inchesbest | |
| ↓ lower better | 29 poundsbest | 29 poundsbest |
— | 0.56 mmbest |
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| Attribute | U.S. Water Mattress | U.S. Waterbed Waveless California King |
|---|---|---|
General(1) | ||
Height (inches) | 3.543307083 inches | 9.0 inches |
Performance(2) | ||
Wave Type | Semi Waveless | Waveless |
Waveless Level | 80 | 90% |
Features(1) | ||
Heater Type | 300-watt heater | integrated |
Design(1) | ||
Vinyl Thickness (mm) | 48 mm | 0.56 mm |
Products in the top-left offer the best value (high score, low price).
Professional reviewers describe the Cal-King 3000L as a top-tier hardside waterbed with industry-leading durability, advanced digital controls, and a robust 5-year heater warranty. They commend its 80% waveless technology for superior motion isolation, especially for couples, while cautioning buyers about the substantial 2000-lb weight and the associated installation demands.
Everyday users highlight the mattress's deep pressure relief and the near-silent sleep experience provided by the waveless design, noting that it greatly reduces partner disturbance. However, they frequently point out the challenges of handling the heavy unit, the time required to drain and refill, and the ongoing maintenance of conditioning the vinyl.
Professional reviewers commend the Cal-King's waveless fiber construction, durable vinyl, and robust 300 W heater with a five-year warranty, but repeatedly caution that the near-2,000 lb weight and large water volume make installation and floor reinforcement a significant concern.
Everyday consumers love the comfort, pressure-relief, and motion isolation the waterbed provides, yet they commonly lament the heavy weight, cumbersome filling/draining process, and occasional leak issues.
