HigherDOSE vs BON CHARGE sauna blanket

This is the blanket most people mean when they say sauna blanket, and it scores last here, so it is worth being exact about what that score does and does not say. It is a disclosure score. It measures what the seller publishes. It is not a verdict on how the product performs, because we have not used it and will not pretend to have.

What the listing publishes is this: nine temperature levels, a handheld controller, an industrial-grade zipper, and a lining of amethyst, tourmaline, charcoal and clay. What it does not publish is the temperature range those nine levels span, the dimensions, the weight, the timer range, the wattage, the warranty term, or any EMF figure. One of our eight checklist items.

The EMF sentence is the interesting one, because it is doing more work than the others: 'Unlike typical infrared sauna wraps, our low-EMF blanket is engineered with minimal electromagnetic and ELF exposure.' That is a comparative claim against unnamed competitors, with no measurement attached to either side. If EMF is genuinely the reason you are buying this brand, the brand has not given you a number to hold it to.

This is the only blanket in the roundup where the EMF claim comes with a number and a unit attached: 0.0 mG, described as measured and third-party safety tested. That is meaningfully better than the phrase every other seller prints, and it is the single reason this blanket scores where it does.

It is still an incomplete figure, and we score it as one. A magnetic field reading is meaningless without the distance it was taken at, because the field falls away sharply with distance - a reading at the surface of a heating element and a reading two feet away are different numbers describing the same appliance. Healix does not publish the distance, so the figure cannot be reproduced or compared against another maker's.

The rest of the listing is unusually plain-spoken about what to expect: a 15 to 20 minute warm-up, light sweating in the first session and a full sweat by around the fifth to seventh. Whether or not that matches your experience, publishing an adaptation curve at all is more than most sellers attempt, and it is the kind of detail that makes a listing feel written by someone who has used the product.

Six of the eight items on our spec checklist are published here, which is the highest count of any blanket we looked at. The dimensions are given twice - folded for use and opened flat - which is genuinely useful, because a blanket you have to lie inside is a different piece of furniture from a blanket you lay out on a bed, and most sellers publish only one of the two numbers.

The warranty is the outlier. A lifetime term, conditional on registering the product, is the longest published commitment in this roundup by a wide margin, and it is the sort of claim a seller does not make lightly on a heating appliance. It is worth reading as a statement about expected failure rate rather than as a promise you will ever need to use.

What is still missing is the number that matters most for cost: rated watts. Nobody in this category publishes it, and Lunix is no exception, so the electrical-fit and cost-to-run components of the score have nothing to work with. The EMF language is the same phrase everyone uses - 'Low EMF' with no measurement, no unit and no distance - which earns partial credit for saying something and no credit for saying anything checkable.