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Apple Pay vs Google Pay ECV2: Token Decryption

Updated · Standard formula, shown below

Average pace 5.00 min/km
Average speed
12.00 km/h
Result
Finish time
50 min
You entered
Distance
10 km
You entered

Apple Pay vs Google Pay ECV2: Token Decryption

Apple Pay and Google Pay both use EMV payment tokenization, but they differ fundamentally in how the token is created, stored, and decrypted during a transaction. In Apple Pay, the device generates a dynamic security code (ECV2) that is encrypted and sent to the payment network, where it is decrypted using the token’s key; in Google Pay, the token is provisioned by the card network and the ECV2 is generated by the device but decrypted by the merchant’s acquirer or the network using a different key hierarchy. This article explains the technical differences in token decryption between the two wallets, focusing on the ECV2 (EMV Cryptogram Version 2) and how each wallet handles it.

Formula

The calculator above computes your average pace and speed for a given distance and finish time. The formulas are:

Pace (min/km) = Finish time (minutes) ÷ Distance (km)

Speed (km/h) = Distance (km) ÷ (Finish time (minutes) ÷ 60)

Where:

  • Finish time (t) – the total time taken to cover the distance, in minutes.
  • Distance (d) – the length of the run, in kilometers.
  • Pace – the time it takes to cover one kilometer, expressed in minutes per kilometer.
  • Speed – the average velocity, expressed in kilometers per hour.

Worked Example

Using the default values from the calculator: finish time = 50 minutes, distance = 10 km.

  1. Calculate pace: 50 ÷ 10 = 5.00 min/km
  2. Calculate speed: 10 ÷ (50 ÷ 60) = 10 ÷ 0.8333 = 12.00 km/h

So the average pace is 5:00 min/km and the average speed is 12.00 km/h.

How to Read the Results

The pace tells you how many minutes it takes to run one kilometer. A lower pace means faster running. Speed is the more common metric in cycling or driving; for runners, pace is often preferred because it scales linearly with effort. For example, a 5:00 min/km pace equals 12 km/h, but a 5:30 pace equals about 10.9 km/h – the difference in speed is not linear with pace.

Common Mistakes

  • Mixing units: If you enter distance in miles, the pace will be in minutes per mile, not per kilometer. Always convert to the same unit system.
  • Using seconds incorrectly: If you enter finish time in seconds, the pace will be in seconds per kilometer, which is unusual. Stick to minutes.
  • Rounding too early: Round only the final result, not intermediate steps, to avoid small errors.

Limitations of the Formula

This formula assumes a constant pace throughout the run. In reality, pace fluctuates due to terrain, wind, and fatigue. The average pace is still useful for planning training sessions or estimating finish times, but it does not reflect variations in effort.

When to Use This Calculator

Use this calculator when you know your total distance and finish time and want to know your average pace – for example, after a race or a training run. It is also helpful for planning: if you want to run 10 km in 50 minutes, you need to hold a 5:00 min/km pace. You can also reverse the calculation to estimate finish time from a target pace.

Frequently Asked Questions

Q: How do I convert pace from min/km to min/mile?
A: Multiply the pace in min/km by 1.60934. For example, 5:00 min/km is about 8:03 per mile.

Q: What is a good running pace for a beginner?
A: A comfortable pace for a beginner is often between 6:30 and 8:00 min/km. It depends on age, fitness, and experience.

Q: Can I use this for walking?
A: Yes, the same formula works for walking. Just enter your walking time and distance.

Q: What if I run on a treadmill?
A: Treadmill pace is usually displayed in min/km or min/mile. You can still use the calculator if you know the distance and time.

Q: How does elevation affect pace?
A: Hills increase your effort, so your pace will naturally slow. The average pace formula does not account for elevation gain, but you can compare runs on similar terrain.

Related

Formula used
in t | Finish time | min | 50 | 0
in d | Distance | km | 10 | 0
out pace | Average pace | min/km | t / d | 2
out speed | Average speed | km/h | d / (t / 60) | 2

Each line is one input (in, sel, list) or one result (out: label, unit, formula, decimals). How the calculators work

Method: the standard formula for this calculation, rounded as each result states. See how the calculators work or report an error.