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LONTEK Folding Treadmill with 40 % Incline review

The steepest incline in this family by a wide margin — 40 %, manually set — with upright handrails designed for it and a published folded size.

The bottom line Bought for the gradient. Forty per cent is more than twice the next steepest machine here, and the upright handrails are the design that follows from it rather than an afterthought. A published folded size is worth having too. Left off the listing is almost everything else: no speed, no motor, no belt and no user weight.

What the maker publishes

  • Incline up to 40 %, manually adjustable
  • Upright handrails, stated to allow a natural forward grip rather than a hunched posture
  • A reinforced triangular frame with a forward-leaning construction and 8 silicone feet
  • Folded dimensions 145.5 × 62 × 15.5 cm
  • Suction pads on the device shelf to hold a tablet or phone at incline
  • Front transport wheels

Forty per cent

The next steepest in this family is 18 %. This is more than twice it.

At that gradient the machine is a different product: it is for climbing rather than running, and the maker’s engineering follows — a forward-leaning frame, a reinforced triangle, and handrails at a height that suits standing upright on a slope.

The handrails, and why they are a specification

Most treadmills carry low cross bars because most treadmills are used flat.

At 40 % a low bar pulls the torso down into a hunch. The maker states its upright rails exist to avoid that, and on this machine that is a functional claim rather than styling.

The manual mechanism

The incline is set by hand, not by a motor. That means stopping to change it.

It also means one fewer motor, one fewer controller channel and one fewer thing to fail. This page reports the mechanism; which trade suits a given person is not a specification question.

What is absent

Top speed. Motor rating. Running surface. User weight.

Four figures, none published, on a machine whose incline claim is the strongest in the family. The folded size is the one dimension given, and it is the largest folded footprint here at 145.5 cm long.

Availability

About 200 € on the German Amazon store, on the one reading this page rests on.

The British, French, Italian and Spanish Amazon catalogues list the reference with nobody selling behind it.

The American Amazon store returned nothing at all, so the buy button there opens a search rather than an empty page.

These figures are what Keepa returned on the day this page was last written. Stock and prices move without notice.

Prices quoted in this text were read on 20 September 2026. The live price is at the top of the page.

The figures declared, and the gaps beside them

Strengths

  • A 40 % incline, more than twice the next steepest in this family
  • Upright handrails designed for the incline rather than low cross bars
  • Publishes a folded size — 145.5 × 62 × 15.5 cm — which only two machines here do

Compromises

  • No speed, no motor figure and no user weight published
  • The incline is manual, so it cannot be changed mid-session
  • A 145.5 cm folded length is the largest folded footprint here

Specifications

Running surfaceNot published by the maker
Motor ratingNot published by the maker
Rating basisThe maker withholds it
Top speedNot published by the maker
Incline rangeUp to 40 %, manually adjustable
Max user weightNot published by the maker
Folded size145.5 × 62 × 15.5 cm
Rear clearanceNot published by the maker
Amazon referenceB0H25CQ1TB (one reference across 5 Amazon marketplaces)
EAN0810221241577

What buyers ask about this one

Why do upright handrails matter at 40 %?

The maker states that conventional low cross bars force a hunched posture on a steep incline, and that tall upright rails allow a natural forward grip instead. On a 40 % gradient that is a real difference in how the machine is used, and it is a design claim rather than a measurement.

Is a manual incline a drawback?

It means stopping to change it, which an electric incline does not. It also means one fewer motor and one fewer thing to fail. Which matters more depends on how the machine is used, and this page reports the mechanism rather than ranking it.

How much does it fold to?

145.5 × 62 × 15.5 cm, published — flat enough for under a bed or a sofa, and long. It is the largest folded footprint in this family and it is at least a figure, which most competitors here do not give.

Who this one is for

Incline walking where the gradient is the whole point

Price and availability

A reference exists on these Amazon stores: France, Germany, Italy, Spain, United Kingdom. Listed is not the same as in stock — availability changes daily.

Details checked on September 20, 2026.

Sources

Specifications: manufacturer sheet and Amazon product page. Prices and availability: Keepa. No product on this site has been physically tested.

How we assess products