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Specifications

 Concept2 Model DStamina ATS Air Rower
Concept2 Model D Indoor Rowing MachineStamina ATS Air Rower
Unit Weight57lbs53lbs
Dimensions96″ L x 24″ W x 33″ H77” L x 18.75” W x 22” W
Dimensions (Folded)25″ L x 33″ W x 54″ H48” L x 18.75” W x 28” H
Recommended Clearance108″ x 48″60″ x 42″
Drive typeChainBelt
Seat Height14″Not stated
InseamUp to 38″Not stated
Weight Capacity500lbs250lbs
Resistance Levels10Dynamic
(Non-adjustable)
Display (Type)Backlit LCDNon-backlit LCD
Display (Readouts)Time
Distance
Strokes/min
Workout intensity
Average intensity
Split
Calories
Watts
Projected Finish
Heart Rate
Force Curve
Pace Boat
Large Print
Speed
Distance
Time
Calories
Scan All
Tablet Holder?Optional extraNo
Bluetooth compatible?YesNo
Transport wheels?YesYes
Built-in workout programs?5x Standard
5x Custom
3x Games
No
Heart rate monitor?Compatible with chest strapNo
Warranty5 years (Frame)
2 years (Parts)
3 year (Frame)
1 year (Parts)
Cost (amazon.com)Check Check

Similarities

Both the Concept2 Model D and Stamina ATS have transport wheels

  • Both air rowers have transport wheels for easy moving and storage.

Differences

The Concept2 and Stamina have different unit weights

  • The Concept2 weighs 57lbs, while the Stamina is slightly lighter at 53lbs.

Both air rower machines have different dimensions

  • The Concept2 is 96” long, 24” wide, and 33” tall, while the Stamina has a length of 77”, a width of 18.75”, and a height of 22”.

Both have different folded dimensions

  • The Concept2 is 25” long, 33” wide, and 54” tall when folded, while the Stamina is 48” long, 18.75” wide, and 28” tall.

Both the Concept2 and Stamina differ when it comes to their drive type

  • The Concept2 is chain-driven, while the Stamina is belt-driven.

Both Concept2 and Stamina have different maximum weight capacities

  • The Concept2 can cater to users up to 500lbs, while the Stamina has a maximum weight capacity of 250lbs.

Both air rowers have different resistance levels

  • The Concept2 has ten resistance levels, while the Stamina does not offer adjustable resistance.

The Concept2 and Stamina have different display types

  • The Concept2 uses a backlit LCD screen, while the Stamina uses a non-backlit LCD screen.

Both air rowers display different information

  • The Concept2 displays time, distance, strokes per minute, workout intensity, average intensity, split, calories, watts, projected finish, heart rate, force curve, and pace boat.
  • The Stamina displays speed, distance, time, calories, and scan all.

Only the Concept2 is Bluetooth compatible

  • The Concept2 has Bluetooth connectivity. This feature is not available for the Stamina.

Only the Concept2 has built-in workout programs

  • The Concept2 has five standard workouts, five custom workouts, and three games as built-in programs, while the Stamina has none.

The Concept2 is the only one with a heart rate monitor

  • The Concept2 can monitor your heart rate with compatible chest straps, while the Stamina doesn’t have this option.

Both air rowers offer different warranties

  • The Concept2 has a five-year warranty for the frame, while the Stamina offers a three-year warranty for the frame and a year for the parts.

Conclusion

The Concept2 Model D and Stamina ATS are both reliable indoor rowing machine. Choosing between the two will depend on your preferences.

Here are some notable differences you might want to consider:

  • The Concept2 has a higher maximum weight capacity than the Stamina.
  • The Concept2 has a wider range of display readouts with a backlit LCD screen.
  • The Concept2 has more features such as an optional tablet holder, Bluetooth connectivity, transport wheels, and built-in workout programs, all of which are not available for the Stamina.
  • The Concept2 has a better warranty.