Rowing Machine vs Stationary Bike

Muscle Engagement

The rowing machine engages approximately 86% of your muscles — legs, core, back, arms, and shoulders all work together in each stroke. The stationary bike primarily works the lower body — quadriceps, hamstrings, glutes, and calves — with minimal upper-body involvement. If full-body conditioning is your goal, rowing is the clear winner. If you want to isolate leg training (perhaps as a supplement to upper-body strength work), the bike is more appropriate.

Calorie Burn

At equivalent effort levels, rowing burns approximately 10-20% more calories per minute than cycling due to the additional upper-body muscle recruitment. A 30-minute moderate rowing session burns 250-400 calories; the same intensity on a bike burns 200-350 calories. However, calorie burn depends more on intensity and duration than the machine itself. A hard bike session will always beat an easy rowing session.

Joint Impact and Accessibility

Both machines are low-impact, making them suitable for people with joint issues. The bike has a slight advantage for those with lower back pain because the seated posture is more supported. Rowing requires more spinal mobility and can aggravate existing back issues if technique is poor. The bike is simpler to learn — correct cycling form is intuitive, while rowing technique takes 2-4 weeks to develop properly.

Which Should You Choose?

Choose the rowing machine if you want a full-body workout, burn more calories per session, or train for rowing-specific events. Choose the stationary bike if you have lower back concerns, want to isolate leg training, or prefer a simpler movement pattern. The best option is to use both — alternate rowing and cycling days to get the benefits of each while avoiding overuse from either.

Tips

• +If you own both machines, row on your strength-focused days (full-body benefit) and bike on your recovery days (legs only, less total fatigue).
• +Use heart rate to compare effort between machines — your HR zones are the same regardless of the equipment.
• +The Concept2 BikeErg uses the same PM5 monitor as the RowErg, making data comparison straightforward.
• +Track sessions on both machines in Watta for a unified training log.
• +Start with whichever machine you enjoy more. Consistency matters far more than theoretical calorie differences.

Further Reading

• Concept2 Training Resources — Official training guides and workout of the day from Concept2.
• British Rowing — Indoor Rowing — Training plans and resources from the national governing body.
• Concept2 Rankings — Global erg rankings by distance, age, and weight category.