Magene Power Meter PES P505 Base 4 Bolt 110 BCD 24mm Cadence Pedal Balance Ant Steel Spindle Crankset Chainring for Shimano Sram

Created 2 days ago by Stefan W

Reviews & Ratings

Shane Miller - GPLama on 2023-09-11

A Budget Power Meter That Exceeds All Expectations // Magene PES P505 Base Power Meter Review

The reviewer extensively discusses the Magene Power Meter PES P505 Base, highlighting its performance, compatibility, and value. They note that it sits just below the p505 spider bass power meter in terms of technical specifications but closely matches it with a claimed accuracy of plus or minus 1.5 percent. The reviewer praises its easy installation for Shimano Road group sets, 24mm Shimano compatible spindle, and the inclusion of a crankset with five different lengths. They also mention its wireless connectivity (ANT+ and Bluetooth), power, cadence, balance, and pedal smoothness metrics. The reviewer tested it over two months and found the data to be very good, exceeding expectations for a budget power meter. They highlight its price and 24mm spindle as killer features, making it a great option for first-time power meter users or those looking for an affordable upgrade.

AI-Summary

Pros

  • Cheap and accurate
  • Shimano Road group set compatible
  • Easy swap out and swap in for Shimano users
  • 24mm Shimano compatible spindle
  • Comes with a crankset in five different lengths
  • Wireless connectivity (ANT+ and Bluetooth)
  • Provides power, cadence, balance, and pedal smoothness metrics
  • Good battery life (up to 200 hours)
  • IPX7 waterproofing
  • Active temperature compensation
  • USB rechargeable internal battery
  • Firmware upgrades via Magene app
  • Good performance both indoors and outdoors
  • Exceeded expectations for a budget power meter
  • Great value for money

Cons

  • Cadence readings can be a bit spiky
  • Does not ship with chainrings (must be purchased separately)

Key Points

  • Claimed accuracy of plus or minus 1.5 percent
  • 4 bolt 110 BCD
  • 24mm Shimano compatible spindle
  • Five crank lengths available (165mm to 175mm)
  • Q factor of 147mm
  • Wireless connectivity (ANT+ and Bluetooth)
  • USB rechargeable battery
  • IPX7 waterproofing
  • Active temperature compensation
  • Power scaling adjustable by plus or minus 10%
  • Weight depends on crank length (reviewer's setup was 782 grams with 172.5mm crank and Shimano ring setup)
GC Performance on 2023-11-13

*MAGENE PES P505 BASE* IF YOU HAVE SHIMANO CRANKS, YOU NEED THIS POWER METER CRANK!!

The reviewer extensively discusses the Magene Power Meter PES P505 Base 4 Bolt 110 BCD 24mm Cadence Pedal Balance Ant Steel Spindle Crankset Chainring for Shimano Sram throughout the video. They highlight its compatibility with Shimano bottom brackets, 110 BCD chainrings, and 24mm spindle, making it a direct replacement for Shimano cranks. The reviewer emphasizes its value at $300 (with a discount bringing it down to $270), its 1.5% accuracy rating, and its performance compared to higher-end power meters like the Favero Assioma pedals. They also note its IP67 waterproof rating, ANT+ and Bluetooth compatibility, and the inclusion of cadence data. The reviewer tested it against Favero Assioma pedals and found the power readings to be very close, especially when the head unit was positioned correctly.

AI-Summary

Pros

  • Compatible with Shimano bottom brackets and chainrings
  • 110 BCD and 24mm spindle for easy installation
  • Affordable at $300 (discount to $270 available)
  • 1.5% accuracy rating, comparable to industry standards
  • IP67 waterproof rating
  • ANT+ and Bluetooth compatibility
  • Includes cadence data
  • Lightweight (635g for the set)
  • Good power balance estimation (49/51)
  • Works with existing Shimano chainrings
  • Q factor of 146mm, close to Shimano's 147mm
  • Available in various crank lengths (165mm, 170mm, 172.5mm, 175mm)
  • Good performance in real-world tests against Favero Assioma pedals

Cons

  • Not a true dual-sided power meter (estimates left/right power balance)
  • Initial power readings were skewed when the head unit was in a jersey pocket
  • Requires calibration via the Magene app
  • Chain rub noticed during installation (though easily adjustable)

Key Points

  • 24mm spindle compatible with Shimano bottom brackets
  • 110 BCD for use with Shimano chainrings
  • 1.5% accuracy rating
  • IP67 waterproof
  • ANT+ and Bluetooth compatible
  • Includes cadence data
  • Q factor of 146mm
  • Weighs 635g for the set
  • Available in 165mm, 170mm, 172.5mm, and 175mm crank lengths
  • Requires calibration via Magene app
  • Max wattage reading of 2500 watts
SMART Bike Trainers on 2024-09-24

Magene PES P505 Review: Can a $300 Power Meter Be This Good?

The reviewer discusses their experience with the Magene PES P505 power meter over several months, highlighting its reliability, affordability, and features. They compare it to higher-end models and other power meters, noting its consistent performance in various conditions.

AI-Summary

Pros

  • Rock solid reliability
  • Affordable at $300
  • Compatible with Shimano bottom brackets
  • Measures both power and cadence
  • Broadcasts ANT+ and Bluetooth
  • 1.5% accuracy in power measurement
  • Provides left-right power balance and pedal smoothness
  • Features automatic calibration and active temperature compensation
  • Rechargeable battery lasting up to 200 hours
  • IPX7 waterproof
  • Available in five different crank lengths
  • Option to buy with a chainring for an extra $74
  • Easy installation
  • Consistent performance in various weather conditions
  • Competes with more expensive models

Cons

  • Does not provide true left-side power measurement (estimated)
  • Slightly less accurate (1.5%) compared to the higher-end QED 505 (1%)

Key Points

  • 24mm spindle compatible with Shimano bottom brackets
  • Measures power with 1.5% accuracy
  • Broadcasts ANT+ and Bluetooth
  • Provides left-right power balance and pedal smoothness
  • Automatic calibration and active temperature compensation
  • Rechargeable battery (200 hours)
  • IPX7 waterproof
  • Crank lengths: 165mm to 175mm
  • Q factor: 147mm
  • Weight: 782g with 172mm crank arm
  • Requires activation via Magene Utility app
Shane Miller - GPLama on 2022-12-21

Magene P505 Power Meter Review: Details // Data // Lama Lab Tested

The reviewer provides a detailed analysis of the Magene P505 spider-based power meter, which they have tested across road, gravel, and indoor cycling over 10 months. They highlight its compatibility with various crank sets including SRAM 8-bolt, SRAM 3-bolt, and Rotor modular crank sets, as well as Magene's own QED crank set. The reviewer notes the power meter's support for ANT+ and Bluetooth, its claimed power accuracy of ±1.5%, and its ability to measure cadence, balance, and pedal smoothness. They also mention its internal battery life of up to 200 hours, IPX7 waterproof rating, and two-year warranty. The reviewer concludes that the power meter provides reliable and stable data, with no major spikes or drifting, and is suitable for diagnosing other power meter issues.

AI-Summary

Pros

  • Reliable and stable power data
  • No major spikes or drifting
  • Good battery life (up to 200 hours)
  • IPX7 waterproof rating
  • Supports ANT+ and Bluetooth
  • Measures cadence, balance, and pedal smoothness
  • Two-year warranty
  • Compatible with multiple crank sets
  • Can be used to diagnose other power meter issues
  • Internal temperature compensation (implied by performance)

Cons

  • Left-right power balance estimation is not as accurate as dual-sensor systems
  • Initial cadence data was jagged but improved with firmware updates

Key Points

  • Spider-based power meter
  • Compatible with SRAM 8-bolt, SRAM 3-bolt, Rotor modular crank sets, and Magene QED crank set
  • Supports ANT+ and Bluetooth
  • Power accuracy: ±1.5%
  • Power range: 0-2500 watts
  • Cadence range: 20-250 RPM
  • No magnet required for cadence
  • Manual zero or back-pedal zeroing
  • Internal battery, USB rechargeable
  • IPX7 waterproof rating
  • Weight: 110 grams (claimed), 100-120 grams (actual)
  • Two-year warranty
  • MSRP: $349

Where to Buy

AFFILIATE by MyBikePartsACTIVE
aliexpress.com
🇩🇪
€343.99
🇬🇧
£334.79
Last checked:
2 days
ago
ACTIVE
aliexpress.com
Rating there:
5.0 (1 reviews)
Last checked:
2 days
ago
Create an account to review this product.