Read these guides first:
Summary guide
Lay guide
Tech guide (only for the comparative weighing!)
What is weighing?
By Abigail Chung!
To break the clash between your case and your opponent’s case, you need to do the comparison as to whose case is the most important. You do this by weighing! There’s a few ways to go about it depending on the type of round you have, who your judge is, and what arguments have been made in the round.
Weighing Mechanisms!
Basic Weighing
Usually on lay or flay (flow + lay) panels you want to read simple weighing mechanisms. Don’t throw out the jargon at the judge and expect the word to do the work for you– you should take time out of your speech beginning in summary to explain the comparison as to why your arguments “outweigh” or are overall more important than your opponents. Think about why your benefits outweigh their harms (or vice versa!). Remember– this is a communication activity, so you should be trying your best to articulate your points rather than just saying you “outweigh.” Refer to the examples below!
Lay debate - An example of how you would weigh in lay debate is after defending your case (refer to the summary guide), you want to transition and signpost (explicitly tell your judge where you are in your speech) by saying something like “Even if you don’t buy our argument, you certainly cannot vote for theirs.”
Flay debate - If your judge has a little more knowledge of the flow or the aspects of debate, you can probably explicitly tell them that you are moving onto the weighing.
Scope / Magnitude
You can say that you have the biggest numbers in the round or that you affect the most people.
Example: AFF says they save people around the world. NEG says they only save people in one country. AFF will claim they outweigh on scope because they affect more people.
Real topic example: With the March 2026 topic, many AFF arguments claimed that around 2-8 million people are able to afford homes, but are outcompeted by corporations. The NEG would say that they outweigh on scope by saying that they affect the 100 million Americans who rent homes (or the 77% of Americans who cannot afford homes and who must rent) instead, which is a larger portion of the population than the 2-8 million people affected by the AFF. That’s where the NEG says they outweigh on scope because they have the biggest numbers.
Timeframe
Two ways to go about this.
A) Your impact triggers faster than your opponent’s does
B) Your impact has a longer duration / long term solvency, while your opponent’s is shorter.
Example: Climate change is going to take years to destroy the Earth. However, a wildfire can destroy people’s homes in days. You vote for the wildfire because the timeframe in which it takes to make an impact is much faster.
Example 2: Let’s say the NEG claims renting becomes more affordable for people. But the AFF claims that people owning homes is better because in the long term, it lets families build generational wealth that they can pass on to their future generations. So, the AFF would outweigh on long term solvency.
Probability
Self explanatory– your argument is more likely to trigger than theirs is!
People usually read defense and cross apply it as probability
Ex. Their argument is empirically proven by data
More Comparative Weighing - Tech / Flow / Flay rounds
I marked these as more flow mechanisms of weighing, but they can definitely be articulated well on the lay to a parent judge or the average person. Just make sure you don’t only use the jargon as buzz words, but you just explain why your argument is better. It’ll make more sense after you read the examples.
Prereqs / Short circuits
A prerequisite is when you say your argument/impact comes before your opponents. In other words, in order for their impact to happen, yours has to trigger first to cause theirs.
A short circuit is a form of a prereq, but instead of saying that your argument causes theirs, you say that your impact/argument stops theirs from happening altogether.
Prereq example: NEG says that more crime happens if you affirm. The AFF says that there is an economic downturn. The AFF’s impact of a recession could be a prerequisite to the NEG by saying that more crime happens when people are not financially doing well because they are more motivated to do bad things like rob banks.
Try or die (AFF only)
Usually in tech rounds, if the AFF’s uniqueness (claims about the status quo) are conceded, you can make claims that the judge should at least “try” to solve the inevitable issues at hand rather than stand by and do nothing and “die.”
More flow example: If the AFF wins their uniqueness that the world is inevitably going to explode one day, then the judge should “try” to stop the world from exploding by voting for the AFF rather than letting the world “die” by doing nothing, as you would want a 1% chance of solvency rather than 0%.
Lay example: Something like “We all agree that there is a crisis unfolding. But you don’t fix emergencies by watching them unfold. The AFF is the only one who provides you some sort of solvency, but the NEG urges you to just sit by and watch. You’re always voting for the AFF because we do something rather than nothing to address said crisis.”