Which is better: Single-Sided Power or Dual-Sided Power?

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SINGLE-SIDED POWER
VS DUAL-SIDED POWER

QUICK VERDICT

For training, single-sided is accurate enough. For known imbalances or bike fitting, dual-sided justifies the premium. Most amateurs should start single-sided.

SIDE BY SIDE

FEATURE	SINGLE-SIDED POWER	DUAL-SIDED POWER
Accuracy	Doubles one leg — ±2-5%	Both legs — ±1%
Left-right balance	No — assumes 50/50	Yes
Consistency	Highly consistent	Consistent and accurate
Cost	$200-400	$500-900

CHOOSE SINGLE-SIDED POWER IF

✓Budget-conscious riders
✓Balanced pedal strokes
✓First power meter

CHOOSE DUAL-SIDED POWER IF

✓Known left-right imbalances
✓Bike fit clients
✓Post-injury riders

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SINGLE-SIDED POWERVS DUAL-SIDED POWER

SIDE BY SIDE

SINGLE-SIDED POWER
VS DUAL-SIDED POWER