That bottle is the conversation we have with almost every venue before they buy from us — not about nozzles or pour sizes, but about what's currently going down the sink. Most operators know it's happening, but fewer have actually sat down and worked out what it costs them over a year, or how quickly a commercial-grade preservation system would pay for itself. This guide walks through both.
The short version:
Once a bottle of wine is opened, oxygen starts working against you. Without any preservation, you've realistically got 48 hours before the wine loses its character — after that, you're pouring something you probably shouldn't.
With a proper preservation system — Enomatic's argon-based preservation, or Le Verre de Vin's vacuum technology — that same bottle can stay in servable condition for weeks. Our own benchmark: 21 days to sell five glasses of wine, instead of 24–48 hours.
And the wasted wine is only half the cost. The other half is every wine you're not offering by the glass because you can't risk opening it — a tight, safe list is its own kind of waste, just one that doesn't show up in the bin.
This part takes five minutes with a pen and your own numbers. Three questions:
You can put in your own numbers into this interactive calculator below, or use it with the illustrative numbers:
That already clears $5,000 a year before a single extra wine has been added to the list. Run a tighter list than this, or a more premium one, and the number moves accordingly — which is exactly why it's worth doing the maths on your own venue rather than taking anyone's word for it.
Waste reduction is the easier half of the ROI story to picture. The other half — the wines you'd offer by the glass if you weren't worried about spoilage — is usually the bigger number.
Continuing the example above: say reliable preservation and an 8-bottle display let this venue confidently add four more wines to the by-the-glass list. Each sells a modest two glasses a day, six days a week, at an average margin of $8 a glass.
| Additional wines by the glass | 4 |
| Glasses sold per wine, per week | 12 (2/day × 6 days) |
| Average margin per glass | $8 |
| Additional weekly margin | 48 glasses × $8 = $384 |
Add that to the $106.40 in prevented waste and you're looking at roughly $490 a week, or around $25,500 a year, in combined benefit — again, using conservative, illustrative numbers.
Divide the machine cost by the combined weekly benefit and you've got a rough payback period.
The maths moves a lot depending on how much a venue is currently losing, and how much list it can realistically add. Three real shapes this takes:
| Scenario | Machine (ex GST) | Weekly benefit | Payback |
|---|---|---|---|
| The compact set-up Smaller table-service list, waste prevention plus two extra wines |
Le Verre de Vin Dual Portable Tower — $5,636 | $132/week | ≈ 43 weeks (about 10 months) |
| The steady mid-size bar Our worked example above |
Unica Start 8 — $16,818 | $490/week | ≈ 34 weeks (about 8 months) |
| The high-turnover wine bar Bigger, pricier list, more by-the-glass volume | Unica Start 8 — $16,818 | $972/week | ≈ 17 weeks (about 4 months) |
How we got there, if you want to check the working:
The pattern holds regardless of which system suits your venue: the more you're currently losing — or missing out on — the faster it pays for itself. None of these needed heroic assumptions, just a wine list that runs a little bigger, a little pricier, or a little busier than the last.
Every venue's real numbers will land somewhere different — your pour sizes, your price points, how disciplined your current process already is, and which model actually suits your venue all move this around. That's exactly why we've built a proper wastage calculator and breakeven spreadsheet rather than asking anyone to rely on a generic blog example. If you want your own numbers run properly, get in touch and we'll work through it with you.
Enomatic and Le Verre de Vin offer different tools solving different problems, and the right one depends on your venue:
The payback numbers above are about the upfront investment. The ongoing running cost is just as easy to overlook — and it's where the maths diverges more than most people expect:
That per-use pricing is a genuinely good fit for a couple of premium wines poured occasionally — Coravin does that job well. But run an entire by-the-glass list through it — say eight wines, each poured a couple of times a day, six days a week — and that's roughly 96 pours a week, or around $5,000 a year in capsule cost alone, before a single needle replacement.
It's an easy number to miss when it's charged a dollar at a time instead of showing up as one line on an invoice, and most sommeliers we talk to haven't sat down and added it up. None of this makes a handheld tool the wrong choice for the right job. It's just worth knowing the real number before deciding how much of your list you want to run that way.
If you'd rather test this on your own venue before committing to a purchase, SilverChef's Rent-Try-Buy option lets you do exactly that — up to 12 months to trial a system with no lock-in decision date, on either the Enomatic or Le Verre de Vin range.
We've written about how it actually works in detail here.
The example above is just that — an example. If you want to know what wine waste is actually costing your venue, and how long a system would realistically take to pay for itself, get in touch and we'll run the numbers with you using our wastage calculator and breakeven spreadsheet. No pressure, no generic pitch — just your figures, worked through properly.