Sunny Health & Fitness SF-T7514 Heavy Duty Walking Treadmill Review

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The Sunny SF-T7514 is a heavy-duty treadmill for walking exercise with a speed of up to 4 MPH. The machine can bear user weight up to 350 lbs (158.7 kg).

Specially designed for home purpose use only, this treadmill has a solid construction. The Sunny SF-T7514 is designed considering space-saving and superb power walking.

The machine doesn’t have a built-in cooling fan in the console, and there is no sound system available. Unlike a power walker, the Sunny SF-T7514 treadmill provides walking exercises with a speed range between 0.5 to 4 MPH. to maintain average fitness, and this machine is the best fit under budget.

Break a sweat, improve cardiovascular health, tone your muscles, improve stamina, and weight loss goals can be achieved with the help of this treadmill.

The machine offers a foldable deck, robust construction, manual incline, and 12 different training programs in the console. The price is justified for such a steady, functional, and quality exercise unit, and you won’t regret buying it.

What I Like About SF-T7514 Treadmill

Here are some of the pro points about the Sunny SF-T7514 treadmill you shouldn’t miss.

  •       Significantly less assembly is required.
  •       Doesn’t require huge maintenance.
  •       The unit can bear user weight up to a maximum of 350 lbs.
  •       Small size footprint and can be the best fit for small rooms and apartments.
  •       The deck is foldable and equipped with a soft-drop hydraulic mechanism.
  •       It consumes less power energy, hence no need to worry about high electricity bills.
  •       Manual incline with three different levels.
  •       Built-in heart rate sensor attached to handrails. You can start, stop and control the speed.
  •       The dashboard has accessory holders and tablet holders.
  •       5’’ LCD display which has a blue LED backlight.
  •       Large digits in display data that help users for better readability.
  •       Deck and steel frames are durable.
  •       The 2.5 HP peak motor helps to do walking exercises comfortably.
  •       Manual incline with three different levels.
  •       12 preloaded training programs.
  •       The deck has shock-absorbing and electromagnetic tension elements.
  •       Warranty period offered for 1 year on frame and 90 days on parts.

What I Don’t Like SF-T7514 Treadmill

Here are some of the opposing sides of the machine:

  •       The speed limit is only 4 MPH which is comparatively less than other treadmills.
  •       Not suitable for an intense workout as it is a walking treadmill.
  •       When you place the tablet on the console, it partially covers the fitness monitor.

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Frame and Construction

The Sunny SF-T7514 is a treadmill with steady and robust frame construction designed for heavy-duty. It has a frame that is made up of steel like the Sunny SF-T7603 model.

This unit has a slightly curved design with thicker upstanding posts. Every steel part of the machine has a corrosion-resistant paint coat.

The Sunny Health and Fitness SF-T7514 model has a fantastic folding design. It has a hydraulic leg that helps easily lower the deck, which keeps the machine from dropping.

When you unfold the unit, it doesn’t acquire much space because of its space-saving design. The small footprints are 61″Length x 33″ Width (155 x 84 cm) in size, and the console reaches 52’’ (132 cm) on the highest point above the floor.

The unit’s depth reduces when the deck is folded.  38″ Length x 33″ Width x 55″ Height inches (96 x 84 x 140 cm) is the dimension of the machine in the folded position.

The base has a front part with small wheels for easy transport and shifting of the machine.

The treadmill is equipped with an adjustable stabilizer. The stabilizer has rubber caps as well. The rear part of the deck has a bar that is folding, and it plays a vital role as an incline.

Running Area

The machine is completely designed for walking exercise and has a walking surface of 45.5″ Length x 20″ Width (115.5 x 51 cm). Stretching-resistant, heavy-duty belts with 1-ply are also there to support the walking area.

The deck has a shock absorption facility and electromagnetic tension to offer a comfortable workout without hurting your joints.

The machine can bear the exerciser’s weight of a maximum of 350 lbs (158.7 kg). The unit is heavy, and the deck only weighs about 100 lbs. When you fold the deck, the weight becomes half of the original weight.


The Sunny SF-T7514 has an incline system that can be adjusted manually. The rear part stabilizer bar in the deck offers the inclination system.

When you obliterate the pin, the machine’s back deck gets down with maximum setting on the floor to be set in a rest position. It is approximately 8%.

Step-up Height

At the point when the bar in the back base is secured in the top position, the grade becomes 0%, and the deck remains at 8” (20 cm) around the floor.

So it is necessary to place the treadmill at a place where the ceiling height is at least 10 or 11 inches higher than your height.

Motor and speed

The Sunny SF-T7514 has a motor with a 2.5 HP peak designed for long-time usage for a workout. It doesn’t overheat even after using it for a prolonged time. The constant movement of the belt can resist the user’s weight up to a maximum of 350 lbs (158.7 kg).

The machine has a range of speeds between 0.5 MPH to 4 MPH. It has a speed setting of 0.5 MPH. You can adjust the speed in an increment of 0.1 MPH as per your convenience.

It helps you easily get used to the machine and take your pace. For quick speed adjustment, the console has four keys.

As a treadmill equipped with a motor, a power source is mandatory to use the machine. You can switch on and switch off the machine as necessary.


The Sunny SF-T7514 has a blue backlight enabled 5’’ LCD display that provides the facility to read the data even if it’s dark. The information on the console is comparatively large in font, and you may not face any issue reading.

The machine’s console tracks time, speed, distance covered, calories burned, pulse reading, and speed settings. The unit can’t read the pulse rate via any HR chest straps as it is not telemetrically enabled. To read your pulse, hold onto the pulse sensors equipped with handlebars.

The machine has 12 preloaded workout programs that can adjust the walking belt speed automatically. The Sunny SF-T7514 has a speed adjustment setting and quick keys to change speed settings with options like 1, 2, 3, and 4.

The programs own their specific buttons, and you can press them to scroll down till you find your kind of exercise to stay fit.

The console has a media holder and reading rack, which is in the control section. Two molded accessory holders can serve the purpose of water bottle holders, remote control, earphones, and phone holders.

The treadmill is equipped with a motor, and the power source is needed to activate the machine to use. There is a magnetic safety key that helps automatically stop the belt whenever required.


The deck of a treadmill is one of the complex parts, but there is no issue with the Sunny SF-T7514 related to the deck. It gets delivered completely assembled, and only very few setups are required to be done.

Place the machine in an upright position and set the console up. Step-by-step assembly guides and tools needed are included in the package for the easy and smooth setup of the machine.


Like other treadmills from Sunny Health and Fitness, SF-T7514 also needs less maintenance. The package includes a lubricant bottle, and all you have to do is lubricate the deck on time.

An instruction guide on how to lubricate the machine is delivered to you. Keep in mind to pre-lubricate the belt once you start using the exercise machine.

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