Best Cycling Power Meters · head-to-head

Power2Max NGeco vs Magene P505

A sourced, side-by-side comparison. Magene P505 is cheaper at $349. Every spec and price links to its source.

Which is better: the Power2Max NGeco or Magene P505?

On the specs we track, they're closely matched. The Magene P505 is the cheaper at $349.

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Full spec sheet

marks the stronger figure where "more" — or "less", for price and weight — is unambiguously better.

Spec Power2Max NGeco Magene P505
US price $490 $349
BrandPower2MaxMagene
Released
Mount type spider spider
Measurement sides dual-sided
Accuracy pct 2 1
Weight grams
Battery type CR2450 rechargeable-liion
Battery life hrs 300 200
Connectivity ANT+/BLE ANT+/BLE
Power balance measured No No
Cycling dynamics No No
Waterproof rating IPX7
Warranty years 2 2

Sources — Power2Max NGeco: power2max.com (verified 2026-07-13). Magene P505: magene.com (verified 2026-07-13).

What's the difference between the Power2Max NGeco and Magene P505?

Where the two actually differ on the specs we track (3 of 11). Matching specs are omitted.

  • Accuracy pct: Power2Max NGeco 2 vs Magene P505 1
  • Battery type: Power2Max NGeco CR2450 vs Magene P505 rechargeable-liion
  • Battery life hrs: Power2Max NGeco 300 vs Magene P505 200

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