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Nautilus (T614 Vs. T616) Home Treadmills | Comparison, Differences, Reviews 2022

February 15, 2022 by  
Filed under Treadmills

Nautilus T616  Treadmill

Nautilus T616 Home Treadmill

Nautilus T614 Treadmill

Nautilus T614 Home Treadmill

Nautilus T614 Vs. T616 Treadmill Comparison: Nautilus is a leader in lower cost, high quality home treadmills. The Nautilus T614 and T616 models are some of the most popular and best selling treadmills on the market. Highly rated, they both are excellent treadmills for the home, and the T616 has won our BEST of 2022 award. Common to both models are built-in speakers & 3-speed fan, water bottle holder, 300 lb. weight limit, Pulse heart grips, powered incline, and a 10 year warranty on frame & motor.

The main differences between the Nautilus T614 and T616 are: The T616 model from a structural standpoint has a heavier frame, stronger 3.0 HP motor, longer 20 x 60 running deck, and thicker 2-ply belt. The console and features of the T616 are far better. T616 upgrades include: 4 more workout programs, 2 extra user profiles, and higher 15% incline. The T616 adds Bluetooth® with APP, and Heart Telemetry. Below is a comparison chart of the differences between the two Nautilus treadmill models.


Nautilus T614 Vs. the Nautilus T616
* 2.75 HP Motor
* 1 ply, 1.5 mm Belt
* 2.5-inch rollers
* 0-12 MPH
* 0-12% Incline
* 20 x 55″ Deck
* Backlit LCD Console
– – –
– – –
– – –
* 22 Workout Programs
* Max Weight: 300 lbs.
* StrikeZone Cushioning
* SoftDrop™ folding
* Tablet/Book Holder
* Built-in Fan
* Built-in Speakers
* Water Bottle Holder
* Weight: 207 lbs.
* 10 yr. frame wty
* 2 User Profiles

Nautilus T614

* 3.0 HP Motor
* 2 ply, 2.0 mm Belt
* 2.5-inch rollers
* 0-12 MPH
* 0-15% Incline
* 20 x 60″ Deck
* Backlit LCD Console
* Bluetooth® with APP
* Heart Telemetry
* Accessory Tray
* 26 Workout Programs
* Max Weight: 300 lbs.
* StrikeZone Cushioning
* SoftDrop™ folding
* Tablet/Book Holder
* Built-in Fan
* Built-in Speakers
* Water Bottle Holder
* Weight: 241 lbs.
* 10 yr. frame wty
* 4 User Profiles

Nautilus T616


Nautilus T614 Console

Nautilus T614 LCD Console (Click to Enlarge)

Nautilus T616 Console

Nautilus T616 LCD Console (Click to Enlarge)


Nautilus T614 vs. T616 Console Comparison: The Consoles quite different cosmetically, the T616 having more informational screens. Both screens are backlit (ideal for dimly lit rooms). Functionally, the T616 console has 4 more workout programs, 2 more user profiles, and is heart telemetry enabled. Only the T616 is Bluetooth® enabled with APP. For safety, both have an emergency stop button, and cord.

Bottom Line: The Nautilus T616 treadmill offers a wide array of improvements over the T614 model for not much more money. The T616 is a heavier duty treadmill with a larger 3.0 HP motor, thicker 2 ply belt, longer running deck, and has a higher 15% incline.

The T614 is about $200 cheaper than the T616. We feel that the structural and feature benefits are well worth the extra money. The T616 has received better consumer reviews than the T614. The T616 is a heavier duty treadmill. The Nautilus T616 treadmill has won our BEST of 2022 Award for its price category.


Nautilus T614
Home Treadmill
Nautilus T616
Home Treadmill
Nautilus T618
Home Treadmill

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2.75 HP Motor
0-12% incline
Single LCD Display
1 ply, 1.5 mm Belt
300 lb. Weight Limit
20″ x 55″ Deck
– – –
– – –

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3.00 HP Motor
0-15% incline
Dual LCD Display
2 ply, 2.0 mm Belt
300 lb. Weight Limit
20″ x 60″ Deck
Bluetooth®
Heart Telemetry

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3.5 HP Motor
0-15% incline
Dual LCD Display
3 ply, 2.5 mm Belt
350 lb. Weight Limit
20″ x 60″ Deck
Bluetooth®
Heart Telemetry

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