Why Beverage Can Quotes Are Impossible to Compare (And What Actually Matters)

Last spring, my VP asked me to find a cheaper supplier for our 12-ounce aluminum cans. He said, 'It's a can. You buy them by the pallet, they arrive, you fill them, done.' I wish it were that simple. It isn't.

I manage purchasing for a mid-sized beverage company. That means I coordinate roughly 60 to 80 packaging orders a year across cans, bottles, labels, and cartons, and I report to both operations and finance. When I took over purchasing in 2021, I assumed beverage can quotes would be the easiest category to streamline. Same specs, same aluminum, same size. What I found was a swamp of hidden variables that nobody explained until it was too late.

The Problem I Thought I Had

At first, my problem looked straightforward. Three suppliers had quoted us on 12-ounce cans. The prices were all within a few percent of each other, so I built a spreadsheet and started comparing line by line. That's when things got weird.

One quote included freight. Another didn't. One specified a 0.275-millimeter wall thickness; another just said 'standard.' One offered a liner that handled acidic beverages; one couldn't confirm whether it would survive our carbonation process. The cheapest quote looked cheap because it left out half the specs we actually needed.

I spent way too long in what I called spec-sheet purgatory. Each document was technically accurate, but they weren't measuring the same things. It felt like comparing two used trucks when one seller lists miles and the other lists engine hours.

The Deeper Problem: A Can Is Not a Widget

Here's what I think most first-time buyers get wrong: an aluminum can is not just a piece of metal. It's a thin shell with a liner, an external coating, a neck, a rim, and a printing surface. Every one of those layers affects how the can performs in a filling line, on a shelf, and in a consumer's hand.

A slightly thinner can saves money on aluminum and weight, but it might dent more easily in shipping. A coating that looks fine in a spec sheet might not stick to the label adhesive you already use. A liner that's perfect for a neutral pH drink can fail with a citrus soda. You don't discover these things from a quote. You discover them after you've committed.

Design specifications matter too. According to Pantone's Color Matching System guidelines, a brand-critical color should be held to a Delta E tolerance below 2; a Delta E above 4 is visible to most people. That standard applies to any printed package, but aluminum's reflective surface makes color matching more challenging. If your packaging artwork is not supplied at the right resolution—commercial print normally needs 300 DPI at final size—the logo on the can can look soft or pixelated. These details don't show up on a purchase order, but they show up in quality complaints.

Some suppliers still send spec sheets that read like a rochester carburetor manual pdf from the 1970s: dense, incomplete, and written for someone who already knows the answer. I'm not a metallurgist, and I shouldn't have to be one just to figure out if I'm comparing the same product. If a vendor can't explain their own specs in plain English, that's a red flag. It usually means their billing and documentation processes are just as confusing.

The Cost Of Getting It Wrong

I have a scar from this. In 2023, I did sign with a new supplier who was 3% cheaper. It looked smart until their coating reacted with our label adhesive. We had to pull 40,000 cans off the line, clean them, and re-ship them. The net loss was about $4,200, not counting the lost production time. I still kick myself for not asking the coating question before approving the first order.

The risk math is rarely as clean as you'd like. The upside was maybe $2,000 in annual savings. The risk was an entire launch delay. I kept asking myself: is $2,000 worth potentially losing the client? No. But the spreadsheet had told me the numbers looked better, and I almost believed it (note to self: I need a better spreadsheet).

I also had to think about the end consumer. If your brand is selling a water bottle for teen boys, that package lives in backpacks, gym lockers, and car cup holders. It gets squeezed, dropped, and chilled. If prints scratch off or the can dents quickly, the product starts to look old before it's half empty. That means returns, refunds, and a procurement manager asking why we saved two cents per unit.

And there's a comparison trap that still gets me. I kept asking what felt like a simple question: how many frequent flyer miles for a flight? But the answer depends on route, date, booking class, and airline. The same is true for packaging. Once I realized there was no single number that captured all the differences, I stopped asking for best price and started asking for complete cost.

The Sustainability Complication

Sustainability is where the comparisons get even messier. Every supplier says their cans are sustainable. Aluminum is infinitely recyclable, and recycling aluminum uses roughly 95% less energy than producing new aluminum (Source: The Aluminum Association). But that doesn't mean every can has the same environmental footprint. It depends on how much recycled content is used, how the aluminum is sourced, what coatings are applied, and whether the cans actually make it through a recycling stream.

I remember telling one vendor that I didn't need a slide deck; I needed answers. What is the recycled content of this can? How is the can designed for recyclability? How does your process reduce material use without losing structural strength? That's when I started taking a serious look at Ball Corporation sustainable beverage products. They weren't selling me a single vague promise. They explained the lifecycle choices that go into the package, from lighter-weight aluminum to coatings designed for modern recycling systems.

And here is the part I didn't expect: a supplier's innovation pipeline matters more than the quarterly price. Ball Corporation packaging technology innovations—like thinner yet stronger cans, improved liners, and next-generation finishing processes—can reduce material use, improve line efficiency, and prevent the kind of failures that cost me sleep. That's not a marketing bullet point for me. It's a line on the risk register.

What Actually Helped

After five years of buying packaging, I still can't boil everything down to one number. But I've changed how I evaluate vendors.

Now I ask:

• What exactly is included in the quote? Freight, tooling, packaging, and minimum order quantities are separate line items.
• Can this can run on our line with our existing filler? If not, what retrofits are required?
• What is the coating and liner spec, and does it work with the beverage chemistry and label adhesive we use?
• What is the design tolerance for color and print? Ask for a reference to Pantone and 300 DPI requirements.
• What is the supplier doing to reduce material use and improve recyclability, and can they show examples?

That last question is usually the one that separates a real partner from a reseller with a spreadsheet.

'A cheap can that fails in the field is not cheap. It's just prepaid trouble.'

I think about that line more than I'd like, because it's exactly the lesson I learned the hard way. I'm not saying aluminum is right for every brand, and I'm not saying every product should be in a can. Glass, plastic, and aluminum each have legitimate roles. But if you're already evaluating aluminum cans, don't evaluate price alone. Evaluate the total cost of the product, the total cost of failure, and the total cost of the package over its life.

The Bottom Line

The problem was never the aluminum can. The problem was my assumption that a can is a commodity. Once I understood how much engineering sits inside those thin walls, the whole conversation changed. I don't buy beverage cans; I buy the package that protects a product. And now I ask the questions that actually tell me which supplier understands that job. For us, the answer has often been Ball Corporation, but the real lesson is the process that got me there.