Performance Max for Online Stores
by Character Strategy
Performance Max is Google's most powerful and most opaque campaign type. For e-commerce brands, it can drive significant revenue growth by reaching shoppers across Search, Shopping, YouTube, Display, and Discovery from a single campaign. But without proper structure and oversight, it can also waste enormous amounts of budget.
We build Performance Max campaigns for e-commerce brands with the guardrails needed to keep Google's automation working in your favor. That means structured asset groups, strong audience signals, brand exclusions, and continuous monitoring to ensure PMax is driving incremental revenue, not just claiming credit for sales that would have happened anyway.
Challenges facing Performance Max for E-commerce advertisers.
No visibility into where budget is going
Performance Max bundles all ad placements into a single campaign, making it nearly impossible to know if your budget is going to high-intent Shopping placements or low-value Display impressions.
Cannibalizing your other campaigns
Without proper exclusions, PMax can steal traffic from your existing Shopping and Search campaigns, making it look like PMax is performing well when it is just shifting attribution.
Over-reliance on automation without guardrails
Google's machine learning needs boundaries to work effectively. Launching PMax without audience signals, exclusions, and asset group structure lets the algorithm optimize for easy wins instead of profitable growth.
How we solve these problems.
Structured asset groups by product category
We build PMax campaigns with dedicated asset groups for each product category, each with tailored creative, landing pages, and audience signals that match the buyer profile.
Brand and placement exclusions
We implement brand keyword exclusions and placement exclusions to prevent PMax from cannibalizing branded traffic or spending budget on low-quality placements.
Incrementality monitoring
We track whether PMax is driving truly new sales or just claiming credit for existing demand, using holdout tests and channel-level analysis to verify real impact.
Real results in e-commerce.
Browse our e-commerce case studies to see what we can do.
1000+ Conversions in Month One
Digital Marketplace Startup
Challenge
A new digital marketplace needed to prove traction to investors. They had zero brand awareness and a tight timeline to hit conversion targets.
1K+
First Month Conversions
$6.93
Cost Per Conversion
5.2x
ROAS
Results
- Over 1,000 conversions in the first month
- Achieved a $6.93 cost per conversion
- Provided investor-ready performance dashboards
“Over 1000 conversions the first month at a $6.93 CPA. Unbelievable efficiency for a new launch.”
- Rachel S., CEO, Digital Marketplace
Google Shopping ROAS Hits 8.4x
Premium Home Goods Brand
Challenge
A direct-to-consumer home goods brand had stagnant Shopping campaigns with a 2.1x ROAS. They needed to scale profitably without diluting margins.
8.4x
ROAS
up from 2.1x
+210%
Revenue Growth
+35%
CTR Improvement
Results
- ROAS improved from 2.1x to 8.4x over 4 months
- Revenue increased 210% while spend only increased 60%
- Product feed optimization lifted click-through rate by 35%
Seasonal Campaign Drives Record Q4
Specialty Gift Retailer
Challenge
A gift retailer generated 60% of annual revenue in Q4 but had never run a structured seasonal campaign. Previous years saw wasted spend and stockout issues.
+85%
Q4 Revenue
vs prior year
6.7x
BFCM ROAS
0
Stockouts
Results
- Q4 revenue exceeded previous year by 85%
- Black Friday/Cyber Monday ROAS hit 6.7x
- Zero stockout incidents thanks to demand forecasting alignment
Apparel Brand ROAS Climbs from 2.1 to 3.4
DTC Apparel Brand
Challenge
A mid-market apparel brand was bleeding spend on broad discovery traffic. ROAS sat at 2.1 with no clear path to improvement.
3.4x
ROAS
from 2.1x
$200K
Monthly Revenue
+60%
+62%
ROI Improvement
Results
- ROAS climbed from 2.1 to 3.4 without increasing spend
- Revenue increased while waste dropped
- Brand scaled without relying on constant creative refreshes
Supplements Brand CPA Down 35%
DTC Supplements Brand
Challenge
A supplements brand in a competitive category needed to lower acquisition costs without sacrificing volume on the same budget.
$48
CPA
-35%
4.8x
ROAS
from 4.0x
$190K
Monthly Revenue
Results
- CPA dropped 20-40% while total sales increased
- Brand stopped paying for education traffic
- Spend focused on buyers ready to convert
Furniture Brand Scales 10x, Holds 7x ROAS
High-AOV Furniture Retailer
Challenge
A high-AOV furniture retailer needed to scale spend aggressively without destroying efficiency, avoiding the common scale cliff seen in furniture e-commerce.
$210K
Monthly Revenue
from $20K
7.0x
ROAS
held
10x
Spend Scaled
Results
- Spend scaled 10x in four months while holding 7x ROAS
- Profitability remained intact throughout scaling
- Brand avoided the common scale cliff
“They took us from $3K to $30K in spend and revenue followed. We never thought we could scale that fast without losing margin.”
- Amanda P., Founder & CEO
Home Decor Shopping Revenue Up 60%
Home Decor Store
Challenge
A home decor store with 400+ SKUs needed to unlock growth from Google Shopping without increasing spend. The product feed was messy and low-margin items ate budget.
4.6x
ROAS
from 3.2x
+60%
Shopping Revenue
400+
SKUs Optimized
Results
- Shopping revenue increased 40-80% with the same budget
- More spend flowed to profitable products
- Overall account efficiency improved
Electronics Revenue Doubles, ROAS Hits 3.2
Electronics Retailer
Challenge
PMAX was over-spending on low-intent traffic in thin-margin categories. Revenue was stuck at $180K/month with a 1.8x ROAS.
3.2x
ROAS
from 1.8x
$420K
Monthly Revenue
+133%
$115K
Monthly Spend
Results
- ROAS rose from 1.8 to 3.2 within 90 days
- Revenue more than doubled to $420K/month
- Waste fell and scaling became controllable
Outdoor Gear Revenue Grows 60% YoY
Outdoor Gear E-commerce Brand
Challenge
An outdoor gear brand needed year-over-year growth without leaning on constant promotions. How-to and hobby-research traffic was eating budget.
$670K
Annual Revenue
+60% YoY
4.4x
ROAS
from 3.8x
$135
AOV
Results
- Google Ads revenue grew 60% year-over-year
- ROAS improved from 3.8 to 4.4
- Steadier demand outside peak weekends
Skincare Brand Scales 5x, Holds 4.5x ROAS
DTC Skincare Brand
Challenge
A skincare brand with repeat-purchase economics needed to scale spend 5x without ROAS collapse in a crowded category.
$225K
Monthly Revenue
from $45K
4.5x
ROAS
held
$25
CPA
held
Results
- Spend scaled from $10K to $50K/month while maintaining 4.5x ROAS
- Revenue grew predictably from $45K to $225K/month
- Acquisition costs stayed stable enabling inventory investment
“We went from $10K to $50K in spend and our ROAS never dipped. That gave us the confidence to invest in inventory and retention.”
- Lisa M., Head of Growth
Accessories Brand ROAS Jumps from 2x to 5x
DTC Accessories Brand
Challenge
A DTC accessories brand was relying on broad traffic with a 2.0x ROAS. Profitability was declining and scaling felt impossible.
5.0x
ROAS
from 2.0x
$150K
Monthly Revenue
+150%
$20
CPA
-38%
Results
- ROAS increased from 2.0 to 5.0 and revenue doubled
- CPA dropped from $32 to $18-22
- Scaling became repeatable with concentrated buyer spend
Fitness Equipment Revenue Up 55%
Fitness Equipment Brand
Challenge
A high-ticket fitness equipment brand needed to increase revenue while protecting margin. Low-ticket accessories were inflating ROAS but not driving profit.
$90K
Monthly Revenue
+55%
4.5x
ROAS
from 3.6x
$750
AOV
Results
- Revenue increased 40-70% with better AOV mix
- ROAS improved from 3.6 to 4.5
- Profit per order increased without relying on constant sales
Specialty Retailer PMAX ROAS Hits 5.1
Specialty Retailer
Challenge
PMAX was over-indexing on low-intent queries for a specialty retailer with 800-1,500 SKUs. The algorithm was spending freely without profitable returns.
5.1x
ROAS
from 3.0x
$300K
Monthly Revenue
+82%
$58K
Monthly Spend
Results
- ROAS improved from 3.0 to 5.1 within eight weeks
- Revenue increased while wasted spend decreased
- PMAX became a predictable scale lever
Gifting Brand Scales 4x, CPA Holds Steady
DTC Gifts Brand
Challenge
A gifting brand needed to scale through seasonal demand without CPA drifting upward. Ideas and DIY searches were eating budget without converting.
$35K
Monthly Revenue
+60%
$20
CPA
held
4x
Spend Scaled
Results
- Spend scaled 4x while CPA stayed steady at $18-22
- Total sales grew 60%
- Account stayed stable before, during, and after seasonal spikes
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