Best use
Front plank
When you want to learn simple core bracing.
Core & stability
The front plank builds the anti-extension base. The side plank adds anti-lateral-flexion work and makes obliques more visible in progression.
Best use
When you want to learn simple core bracing.
Best use
When you want obliques, hips, and asymmetric stability.
Target
Front plankAnti-extension
Side plankAnti-lateral flexion
Progression
Front plankTime, breathing, supports
Side plankTime, hips, lever
Transfer
Front plankGeneral base
Side plankSports and unilateral moves
Shapier verdict
Keep the front plank as the base, then add the side plank for more complete stability.
Turn the verdict into action
Open a quick session with the chosen movement and keep the verdict as your cue.
A few links to turn this reading into the next decision.