10 Best Incline Treadmills 2025 in the United States

The NordicTrack T Series 6.5S Treadmill offers a 0-10% incline range, which is helpful for varying workout intensity and targeting different muscle groups. Its 2.8 horsepower motor is adequately powerful for most home users, supporting speeds up to 10 MPH, suitable for walking, jogging, and running. The running surface is 20” x 55”, providing enough space for a comfortable workout, although it may feel slightly cramped for taller users or those with a longer stride. The treadmill features SelectFlex cushioning, allowing users to adjust the softness or firmness to match their preference, which can help reduce impact on joints during workouts. It includes a range of programs and features through the 30-day iFIT membership, offering access to over 10,000 workouts and personalized coaching using SmartAdjust technology. The ActivePulse feature adds the convenience of heart-rate-based adjustments for a more tailored experience.

With a weight capacity of up to 300 pounds, it is suitable for a wide range of users. The treadmill's foldable design and compact size make it easy to store, saving space in your home. However, the 5” LCD display is relatively small, which might be a drawback for those who prefer larger screens for better visibility. Additionally, while the treadmill has built-in speakers and Bluetooth connectivity, some users may find the sound quality to be average.

The NordicTrack T Series 6.5S is a versatile and user-friendly treadmill with robust features that cater to various fitness levels, making it a solid choice for home use. Potential buyers should consider the screen size and space requirements based on their personal preferences and needs.

The NordicTrack T Series 5 Incline Treadmill is tailored for adults seeking a versatile and effective workout experience. One of its standout features is the iFIT training program, which provides personalized coaching and adapts workouts based on your fitness level. With a maximum speed of 10 MPH and a 10% incline capability, this treadmill is suitable for a variety of training goals, from walking to running and incline workouts, allowing users to target different muscle groups effectively.

The KeyFlex cushioning system offers decent support, making your runs and walks more comfortable by reducing impact on your joints. Additionally, the 5-inch LCD display provides essential workout stats, although some may find the screen size a bit small compared to other models. The treadmill also features a compact design, which is great for those with limited space, as it can be folded for storage.

There are a few drawbacks to consider. The requirement for an iFIT subscription may deter some users, as it adds an ongoing cost. Furthermore, while the treadmill can support a maximum weight capacity of 300 pounds, the running surface of 55 inches may feel restrictive for taller individuals or those who prefer a larger space to run. In terms of build, the T Series 5 has a solid metal construction, weighing 130 pounds, which ensures durability but may make it less portable. Assembly is required, which might be a bit challenging for non-tech-savvy users. This treadmill suits users who prioritize interactive training and comfort but might not be ideal for those who prefer a more extensive workout area or are put off by subscription services.

The Sunny Health & Fitness Premium Smart Treadmill with Auto Incline is a well-rounded option for home workouts, offering a range of features that cater to various fitness levels. Key strengths include its 12 incline levels (up to 12%) and convenient speed buttons, allowing for a customizable and challenging workout. The treadmill also stands out with its Bluetooth connectivity and access to the SunnyFit app, which provides over 1,000 workouts and scenic running routes, adding variety and motivation to your exercise routine.

The double deck technology with shock absorption offers a comfortable and low-impact running surface, which is beneficial for joint health. Additionally, the treadmill's digital performance monitor and pulse sensors help track key metrics such as heart rate, speed, and calories burned, ensuring you stay on top of your fitness goals. The foldable design with a hydraulic drop mechanism and transport wheels makes storage easy, a big plus for home use.

However, there are some limitations to consider. The maximum speed of 8 mph may not be sufficient for advanced runners seeking high-speed training. Additionally, the running surface (16.5 inches wide and 48.8 inches long) is smaller compared to some other models, which might feel cramped for taller users or those with a longer stride. The maximum weight capacity of 240 pounds could also be a limiting factor for some users. Despite these drawbacks, the treadmill's variety of programs, connected features, and solid construction make it a great choice for beginners and intermediate users aiming for a comprehensive home workout experience.