Three stores. $211k in 7 days.
Performance Max Agency
Performance Max, Run by People WhoLive Inside PMax Every Day
Smart Bidding is not the problem. Single-asset-group setups, margin-blind feeds, and creative pools that dilute conversion data are. We are the Performance Max agency that ships the structure 200+ ecom accounts run on.
Book a Performance Max strategy call
4.8
Trusted by 200+ ecom brands worldwide.
Written by Christopher Krassnig, Founder & CEO of ZenoX Media. Runs Google Ads for 200+ ecom brands. Everything on this page comes from those accounts.
What is Performance Max for ecommerce?
For ecom, Performance Max is really a feed campaign wearing six surfaces - Search, Shopping, YouTube, Discover, Gmail, Display. What decides ROAS is not the format but the inputs, and most stores feed it wrong: one asset group, no margin labels, no audience signals. That hands Smart Bidding the wheel with no map. Our structure, built across 12,000 PMax campaigns, fixes all three - proper asset-group splits, margin-tier labels, and seeded audience signals.
Proof
The wins. Unfiltered.
Shopify dashboards, ROAS shots, and client texts that say it worked.
From @ecomchrisx on Instagram
7x Google revenue vs last BFCM.
97.8k toward a 100k target.
161k euros in one day. +226%.
514k euros BFCM. +186% YoY.
'Bro you are a MONSTER.'
0 to $193k in 20 days. Sessions +2,500%.
Almost a 100k day on one store.
100k day. Still warming up.
50k day in October. Next goal: 100k.
'Are you guys magicians?'
Featured as the Google goat. Savage Community.
First 10k day. 'Could not have done it without you.'
10k day at 3.24 ROAS.
Record day. 42k revenue, 3.5 ROAS.
0 to 100k pounds in 12 days.
1k day to 5k day in 3 days.
10k mission completed.
Receipts
What This Looks Like on a Real Account
Anonymised case studies from operators we still run with. Revenue trajectories, ROAS curves, the unglamorous moves that actually shifted the numbers.
- Fashion · DropshipEU
From scratch to six figures in 60 days
Cold launch to €100K/month on Google Ads inside 60 days. Zero history, zero pixel, zero excuses.
Revenue
€100.0K/mo
ROAS
3.6x
Days
60
- Fashion · 8-fig DTCEU
Tripled revenue chasing €1M/month
Meta-only operator added Google with ZenoX. Revenue tripled. Now chasing €1M/month, hands-off.
Revenue
€720.0K/mo
ROAS
6.5x
Days
240
- Fashion · 8-fig DropshipEU
€10-15K/day across multiple stores in Q4
Multi-store operator dialled in to €10-15K/day for Q4. Black Friday landed where it was supposed to.
Revenue
€420.0K/mo
ROAS
3.0x
Days
120
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Adam
They provide detailed weekly updates on how the business is performing as well as other valuable nuggets to help scale your business. They have made the front end of the business so much easier to handle and allow me to focus on the backend.
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Max van de Weijgaert
Really great company, nice to work with and really responsive! The results speak for themselves!
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Tjade Selman
They did record days, switched to a non-Google CSS, and optimized the entire feed before the week was over. The support is nonstop.
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Michael
As a busy ecommerce operator, I needed a team I could trust to manage and scale my Google Ads. ZenoX overdelivered in every sense.
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Bodhi van Klaveren
Can't compare to any other agency.
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Peter Pick
Whoever wants to start or scale their business on Google Shopping, this is your guy.
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Ivan P
I literally don't have to think about or manage Google at all. They take care of absolutely everything, and their fee is very fair.
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Stijn de Ruijter
Zenox is one of the best media-buying agencies we've worked with so far.
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Tobias
My ROAS went from 2, sometimes 3, to a record day of 5 in the first week. They respond and act fast.
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Mo Ait
I started with zero knowledge about Google Ads, and thanks to ZenoX Media, I now have a profitable store.
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AL
Chris and his team are the KINGS of Google Ads.
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Navroop Singh
Amazing results in just one month.
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Mdj
From strategy to setup and tracking, he had it mastered. A highly reliable, well-versed ads wizard.
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Julio
Communication is always clear, decisions are data-driven, and the team is very proactive.
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Christian
They really know their craft, and it's evident in how they communicate and in the outcomes they deliver.
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VerifiedSeen enough receipts? Let's look at your account.
Why Your Performance Max Is Leaking
One PMax for the Whole Catalogue
Smart Bidding optimises for the easy products. High-AOV SKUs get starved. Twelve thousand campaigns of data say two asset groups beat one by 17% ROAS at the same spend tier.
No Audience Signals
PMax with empty audience signal panels learns from scratch on every campaign. Customer match, lookalike, and intent signals shorten learning by weeks and lift first-month ROAS materially.
Brand-Search Cannibalising the Campaign
Default PMax setups will buy your own brand traffic at premium CPCs. Brand-search exclusions push that traffic to a tightly-controlled Search campaign at one-fifth the cost.
Creative Pool with No Rotation
PMax fatigues creative inside two-three weeks at scale. Without a planned rotation cadence, CTR decays and Smart Bidding compensates by lifting bids. ROAS quietly erodes.
Why ZenoX for Performance Max
We Have a Structure Dataset Most Agencies Do Not
Twelve thousand Performance Max campaigns across 200+ ecom accounts trained the structure we ship. Margin-tier asset groups, audience signal scaffolding, creative rotation calendar, brand-search exclusion. The structure is not a hypothesis. It is the median outcome from the dataset.
Pair it with our Adaptive Feed Optimizer and the Performance Labelizer and PMax stops being a black box. Champions get budget. Wasters get cut. Sleepers get a fair shot. Smart Bidding finally has signal worth optimising against.
04The honest comparison
Performance Max agency vs doing it yourself vs a generic agency
Three ways to run Performance Max, and the campaigns are the smallest difference between them. The structure, the feed, and who actually watches the account decide whether PMax scales. Here is where each option lands.
ZenoX (PMax agency)
How we do itStructure from 12,000 PMax campaigns. Senior operator plus AI engine on every account.
- Asset groups split by margin tier
- Yes
- Feed and Merchant Center engineering first
- Yes
- Brand search kept out of PMax
- Yes
- Smart Bidding reset discipline
- Changes sequenced to avoid relearning
- Who watches the campaign daily
- Senior operator plus the AI engine, hourly
- How you pay
- Tiered fee on spend, rate drops as you scale
Run it yourself
Free in fees, expensive in time. You are the operator.
- Asset groups split by margin tier
- Possible, if you know the structure
- Feed and Merchant Center engineering first
- You do it, or it does not happen
- Brand search kept out of PMax
- Often missed - PMax quietly buys your brand
- Smart Bidding reset discipline
- Trial and error on your own spend
- Who watches the campaign daily
- You, when you have time
- How you pay
- Your hours
Generic agency
Runs PMax like a set-and-forget box, one campaign per store.
- Asset groups split by margin tier
- Rarely - one group, whole catalogue
- Feed and Merchant Center engineering first
- Usually skipped - bids get touched instead
- Brand search kept out of PMax
- Sometimes
- Smart Bidding reset discipline
- Varies by account manager
- Who watches the campaign daily
- An account manager across dozens of accounts
- How you pay
- Flat retainer, same fee whether you grow or stall
Performance Max FAQ
Questions Performance Max Operators Actually Ask
What Does a Performance Max Agency Do?
A Performance Max agency structures and runs your PMax campaigns for you. That means asset groups split by margin tier, plus feed and Merchant Center engineering. It also means brand-search exclusions, audience signal setup, and creative rotation on a fixed cadence. The bidding is the last lever, not the first. ZenoX runs this structure across 200+ ecom accounts, with a senior operator on each one and our own AI engine reading every account hourly.
How Many Asset Groups Should One PMax Campaign Have?
Two, at typical ecom spend ranges ($10-100K/month). The dataset says two beats one by 17% ROAS. Five does worse than two. Edge cases exist (very large catalogues, multi-region setups) but two is the right starting structure for 80% of accounts.
Should I Exclude Brand Search from PMax?
Yes, almost always. PMax will buy your brand at PMax CPC if you let it. Push brand traffic to a tight Search campaign with brand-only keywords and you cut the effective brand CPC by 60-80% while preserving the conversion volume.
How Do You Handle Smart Bidding Learning Resets?
Most resets are avoidable. Asset group changes inside the same PMax do not reset learning. Budget increases above 30% in 7 days do trigger relearning. We sequence changes to keep Smart Bidding stable through campaign updates.
What About Audience Signals - Which Ones Matter?
Customer match (your own buyer list), in-market intent for your category, and detailed demographics. Lookalikes and similar audiences are second-order. The customer match list lifts first-month ROAS the most because Smart Bidding starts learning from real buyer data instead of guessing.
Do You Use Performance Planner Forecasts?
As a sanity check, not as a plan. Performance Planner systematically over-promises in our experience. We back-test forecasts against our own intelligence forecasts (which run at 80-90% accuracy on our own dataset) and trust the latter.
How Often Do You Rotate Creative?
Asset rotation every 2-3 weeks at scale. Below $20K/month spend, every 4-5 weeks is fine. The trigger is CTR decay versus the rolling 14-day baseline; we ship new assets before the campaign performance erodes, not after.
Drop the account ID on WhatsApp. We pull your PMax campaigns up live and walk through the asset group restructure that the dataset says will lift ROAS 15-25% at flat spend.
If we cannot lift it, we tell you on the call.
Book a Performance Max strategy call
4.8
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From the playbook
The Thinking Behind How We Run This
Operator-level breakdowns from running 200+ ecom Google Ads accounts. The same playbook this page is built on.
Performance Max Best Practices for Ecommerce in 2026 (200+ Account Playbook)
Performance Max best practices that move an ecom account in 2026. Structure, custom labels, asset groups, exclusions, the bid reset most agencies do too late.
Best Performance Max Agency for Ecommerce: 7 Real Options (2026)
Six Performance Max agencies compared honestly: who each one fits, published pricing where it exists, and seven five-minute checks to run before any call.
Performance Max vs Standard Shopping: When to Use Each (2026 Guide)
PMax vs Standard Shopping: when to run each, how to split budget, and why healthy ecom accounts run both together instead of forcing one to do everything.
Performance Max vs Search Campaigns for Ecommerce: Which Wins in 2026
Performance Max vs Search campaigns for ecommerce in 2026. When PMax wins, when Search wins, and why the accounts that scale run both with a brand backstop.
Performance Max Scaling Guide: Scale PMax Without Killing ROAS
How to scale Performance Max without killing ROAS. Budget ramp rules, asset group structure at scale, tROAS laddering, and the saturation signals to watch.
Performance Max Isn't the Problem. Your Feed Is Doing the Bidding
Most brands blame Performance Max for inefficient spend. The real lever is the product feed, and almost nobody is using it. Here's the operator-level fix.
Straight answers
Real Questions, Real Answers
The questions store owners actually ask us before they hire. Each one answered in full, no sales pitch.
Does a Brand Search Campaign Cannibalize My Performance Max Campaign?
Does a brand Search campaign steal from Performance Max? Only if you let PMax bid on your own brand name. Here is the one setting that keeps them apart.
Does Performance Max Beat Standard Shopping for a Store That Only Sells One Product?
Does Performance Max beat Standard Shopping when your store only sells one product? The honest tradeoff, and which campaign type to actually start with.
Is Performance Max a Good Campaign Type for Dropshipping Stores?
Performance Max fits most dropshipping stores, but only with tracking and a clean feed in place. When it works, when it burns money, and what to set up first.
How Should an Agency Set up a Performance Max Campaign from Scratch?
The setup order a good agency follows for Performance Max: conversion tracking first, then the feed, then the campaign. The full sequence, step by step.
Should I Hire an Agency Specifically for Performance Max, or Can Smart Bidding Run Itself?
Can Smart Bidding run Performance Max on its own, or do you need an agency? The honest split: under a certain spend it mostly can, and we say so.
How Much Does It Cost to Hire a Performance Max Agency?
What it costs to hire a Performance Max agency: typical fee models, what should be included, and the spend level where hiring out actually pays for itself.
Keep reading