The 57-Month Problem: Why SaaS GTM Fundamentally Broke

Kyle Poyar recently shared a stat that should shake every GTM team:
Public SaaS companies now have an average CAC payback period of 57 months. That’s nearly 5 years just to recover sales and marketing spend.
https://lnkd.in/e-6TBNQb

And it’s not just Kyle.
Matt Aird, Dave Kellogg, Ray Rike, Sammy Abdullah, Omar Akhtar and many others, all regularly share benchmarks which tell a similar story.

This isn’t a temporary blip.
It’s not just “market conditions.”
And it’s not just about poor execution.

The current GTM playbook is failing because it’s built on assumptions that no longer exist.

The Real Problem: Value-to-Noise Ratio

The best lens for understanding what’s happening:

GTM Effectiveness = Value Delivered / Market Noise
(Note: This isn’t math, but helps us think about the challenge)

When this ratio collapses, everything breaks down.

1. Noise is Exponentially Rising
The surface-level problem is obvious:
> Thousands of SaaS companies competing
> All flooding the same channels
> Billions in combined ad and outbound spend

But here’s the deeper issue: Noise isn’t just volume, it’s cognitive processing cost.

Every new vendor adds decision fatigue. Every message adds confusion. Every “this could help” adds mental overhead.

Meanwhile, the number of SaaS solutions keeps exploding, but the number of actual buyer needs remain relatively fixed.

Result? Attention doesn’t scale with noise, it fragments and filters more aggressively.

2. Perceived Value is Structurally Declining
During the SaaS boom, switching from on-prem to cloud created massive perceived value jumps. Even basic implementations could feel transformational.

Today’s reality:
> Many buyers already have SaaS solutions in place
> New tools offer incremental improvements, not quantum leaps
> Value is measured relative to existing solutions
> The “doing nothing” option often includes sophisticated existing tools

The perceived value delta has shrunk and continues shrinking as markets mature.

The Inevitable Conclusion
Declining value + Exponentially rising noise = Collapsing GTM effectiveness

This drives:
> Skyrocketing CAC
> Longer sales cycles
> Declining win rates
> Mounting inefficiency, even for genuinely good products

Why This Isn’t Temporary
Even when market conditions improve, the fundamental dynamic remains:
Traditional SaaS GTM was optimized for a world where attention was abundant and value propositions were obvious.
That world is gone. The strategies that worked when SaaS was novel don’t work when SaaS is commoditized.

The Path Forward
You can’t solve this with more budget or better targeting. You need to flip the entire approach.

New Series: Decision Theory for Growth
This post is the first in a new series on how behavioral economics and decision theory explain what’s going wrong and what to do about it.

More to come…