Have you ever had an experience like this? Pushing into an all-out, heavy effort right at a standing start, only to find yourself physically exhausted with a collapsed rhythm in the second half; or discovering after an explosive sprint that the average output of your entire ride was lower than expected, making you feel that "despite pedaling with distinct effort, it didn't yield results"? These situations are often not because you are pedaling poorly, but because you haven't fully understood the definitions and purposes of CUR (current data) and AVG (average data) on your bike computer.
What Is CUR (Current Data)?
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Definition: CUR represents the metric at this exact moment, meaning "the data displayed instantly under the current state." It changes instantaneously alongside road conditions, pedaling cadence, or riding states.
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Application Scenario: * Determining whether you have already reached your own limit during climbs or sprints
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Confirming instantly whether output is delivered to the targeted level during overtakes or accelerations
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Judging speed and control status during downhills and sudden stops
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CUR data reflects "what is happening right now," making it suitable for real-time reactions and control.
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What Is AVG (Average Data)?
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Definition: AVG represents the average value of a certain period of time or the entire ride, serving as the statistical result accumulated from all real-time data.
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Application Scenario: * Analyzing the overall consistency of the entire ride
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Evaluating whether training performance and pacing are reasonable
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Comparing differences in physical output between different rides
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AVG data reflects "overall performance over a period of past time," making it suitable for review and comparison rather than real-time judgments.
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Applications of CUR and AVG in Common Metrics
The examples below demonstrate the practical purposes of CUR and AVG across different data types:
Speed
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CUR Speed (Current Speed): Displays the current riding speed in real time, shifting rapidly alongside road conditions, cadence, and pedaling force.
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AVG Speed (Average Speed): Calculates the average riding speed of the entire ride, reflecting overall rhythm and efficiency.
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Usage Scenario Example: * CUR: May instantly soar to 60 km/h during downhills, or drop instantly to 15 km/h when encountering steep inclines.
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AVG: If the average speed riding from point A to point B is 28 km/h, it indicates that the overall rhythm was stable.
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Cadence
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CUR Cadence (Current Cadence): Displays the current pedal revolutions per minute in real time, suitable for monitoring the immediate pedaling state.
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AVG Cadence (Average Cadence): Calculates the average cadence of the entire ride, reflecting pedaling consistency over long durations.
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Usage Scenario Example: * CUR: Features rapid shifts during standing starts or gear changes.
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AVG: If the average cadence is 85 RPM, it represents that the pedaling rhythm for this ride was relatively stable.
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Heart Rate
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CUR Heart Rate (Current Heart Rate): Displays your heart rate frequency at this exact moment in real time, reflecting current intensity and physical load.
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AVG Heart Rate (Average Heart Rate): The average heart rate of the entire ride, used to evaluate overall cardiorespiratory load.
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Usage Scenario Example: * CUR: Heart rate may rise instantly during a climb.
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AVG: If the 2-hour average heart rate is 150 bpm, it indicates that most of the time was spent within a medium-to-high intensity zone.
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Power
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CUR Power (Current Power): Displays the currently output power in real time, shifting due to changes in cadence and pedaling force.
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AVG Power (Average Power): The average power of the entire ride, reflecting overall output capability.
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Usage Scenario Example: * CUR: May pull instantly to 600 W during sprints.
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AVG: If the average power across a 40-kilometer ride is 250 W, it represents that the overall output was relatively stable.
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3-Second Power (3s Power): Presented as the average power within the past 3 seconds, it can display instantaneous output trends more stably than CUR. This power still belongs to an extended display of current power rather than the average performance of the entire ride.
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10-Second Power (10s Power): The average power within the past 10 seconds, which filters out short-term fluctuations better and is suitable for observations during short-distance bursts and back-pedaling phases. This power still belongs to an extended display of current power rather than the average performance of the entire ride.
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30-Second Power (30s Power): The average power within the past 30 seconds, suitable for observing a smoother power trend during tempo riding, steady climbs, or cruising. This power still belongs to an extended display of current power rather than the average performance of the entire ride.
In actual use, CUR and AVG are not an either-or choice; rather, they each deliver reference value at different riding stages. Here is how to utilize CUR and AVG during a ride:
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Mid-Ride: Focus primarily on CUR data to help you judge pacing, output, and status changes in real time.
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Post-Ride Analysis: Check AVG data thoroughly to understand the overall load and consistency of the entire ride.
Summary
The difference between CUR and AVG simply comes down to "one reflects the current state, while the other presents past performance." Within the riding data pages of the bike computer, you can switch and observe different data presentations through "graph mode," further judging which pieces of information are suitable for real-time reference and which are suitable for post-ride review and analysis.
Only when you clearly know which category of data to focus on during different riding stages can the information displayed on the computer truly become a tool for assisting riding decisions. Mastering the core meaning of CUR and AVG can also help you control your riding status more effectively and review training achievements in a more scientifically backed manner.