The Modular Product & System Database
A comprehensive resource for modular products and systems - helping consumers build adaptable, sustainable, and cost-effective product ecosystems with compatibility matrices, upgrade paths, and total cost of ownership analysis.

I Thought Custom Slipcovers Were a Waste of Money. My Spreadsheet Said Otherwise.
Custom slipcovers cost more upfront, but at $0.12 vs $0.08 per sit-hour, the winner depends on one thing most people don't calculate.

I Beat Up Two Messenger Bags for 18 Months. Here's Which One Survived.
The $200 difference didn't matter. After 18 months of daily bike commuting, one bag's liner cracked while the other got its first pinhole. Here's the winner.

We Spent $12K on German Cabinets. My Neighbor Spent $4K on IKEA. 3 Years Later...
After 3 years of daily use, the $8K gap came down to one component. Spoiler: the box material wasn't the problem. The hinges told the real story.

I Got Tired of Guessing About Sofa Quality, So I Built Sensors to Find Out
After 50,000 sit cycles, one sofa's frame deflected 7x more than the other. The price difference? Almost nothing. Here's what our sensors found.

I Dragged Both Bags Through 47 Countries. Here's Which One I'd Buy Again.
After 47 countries, one bag's zippers stayed smooth while the other aged better. The real winner depends on how fast you need your camera out.

Why I'm Still Telling Clients to Stick with Zigbee (Even Though I Wanted Matter to Win)
I ran 47 Zigbee devices against a Matter setup for 6 months. Matter's promise is real, but it's not ready yet. Here's what actually held up.

The Standing Desk That Walked Across My Garage (And 2 That Didn't)
One desk literally walked across my garage during testing. After 6 months of abuse, here's which brand actually held up (the winner surprised me).

The €180 Import Fee Nobody Warned Me About When Buying Framework in Europe
The €180 customs bill changed everything. After buying both laptops, here's why the German option won for EU buyers, even with similar base prices.

What 30 Days of BART Commutes Taught Me About the Aer City Pack vs Day Pack
The $50 price gap doesn't tell the whole story. After 30 days of alternating between both packs on BART, one clear winner emerged for crowded commutes.

I Used a Digital Caliper on My Sofa Joints for 3 Years. Yes, Really.
36 months of caliper measurements on two nearly identical sofas. The $200 price gap didn't predict which one's falling apart now.

What Stacking 70kg of Synth Modules Taught Me About Grid Furniture
I stacked 70kg of synth modules on Grid furniture for 6 months. Here's where it flexed, what scored, and whether it's worth the price in Australia.

My Partner Thinks I'm Crazy for Running Lab Tests on Our Couch
I used pressure mapping, thermal imaging, and 10,000 sit cycles to test our Joybird sectional. After 90 days, here's what the data actually shows.