Compare both methods at the same finished quantity
A digital and an offset quote may recover setup and running costs differently. The useful comparison is the total bill or modeled shop cost for the finished pieces you need. Separate each method into its fixed cost and a cost per finished piece over the quantity range being considered. Include equivalent stock, finishing, delivery, and quality expectations in both quotes.
If one option has a lower setup cost but a higher per-piece cost, it can start lower and overtake the other later. The equal-cost quantity is the difference in fixed costs divided by the difference in unit costs, provided the slopes differ and the resulting quantity is positive. If rates are identical, the setup difference persists at every quantity. If all inputs match, the two estimates are equal throughout.
Worked example for a flyer run
Assume digital setup costs $45 and each delivered piece costs $0.22. Offset setup costs $225 and each piece costs $0.09. The fixed-cost difference is $180 and the per-piece difference is $0.13. Divide $180 by $0.13 to get about 1,384.62 pieces. For whole quantities within this model, digital is cheaper at 1,384 and offset is cheaper at 1,385.
| Delivered quantity | Digital cost | Offset cost | Lower estimate |
|---|---|---|---|
| 500 | $155.00 | $270.00 | Digital |
| 1,000 | $265.00 | $315.00 | Digital |
| 1,500 | $375.00 | $360.00 | Offset |
| 2,000 | $485.00 | $405.00 | Offset |
The example uses fictional rates to show how the crossover works. If the suppliers provide totals at several order sizes, compare the actual quoted totals first. A price break, fixed finishing fee at larger counts, or carton-sized shipping change can make unit rates vary across the quantity ranges. Use separate estimates for each meaningful tier.
Compare the usable product and timing
Consider how many pieces will actually be distributed and when the job must arrive. A larger minimum order can leave excess stock that will never be used. Matching a special ink or finish may require a supplier-specific process. Confirm sheet size, sides, paper, color, trimming, and all folding or packaging requirements against each quote. If the job uses several versions, ask whether setup applies once or repeats for each version.
Common pricing comparison mistakes
Confirm the units before multiplying. A charge per press sheet or per printed side needs converting before using it as cost per finished piece. Separate one-time plate or setup fees from each additional copy. Verify whether the quoted rate includes spoilage, coverage, and the number of finished pieces accepted. If a deadline makes one option impractical, keep it out of the final supplier choice even if its calculation is lower.
If you have two actual quote points for each printing method, estimate the running cost from the change in total price divided by the change in quantity. Subtract that result times the smaller quantity from the smaller quote to estimate fixed cost. Verify the resulting line against another quote where possible. Treat it as a model for that quantity range and check the final cost at the quantity you intend to buy.
Frequently asked questions
Is there a universal break-even quantity?
The crossover depends on the particular setup costs and unit prices. Enter the rates from the actual estimates.
What if one method is lower on both inputs?
The lower fixed and unit costs make that option cheaper throughout the positive quantity range in this model.
Should I base the calculation on press sheets?
Use equivalent finished copies here. Convert press-sheet or side costs to a finished-piece basis first.
What if costs change after a minimum order?
Compare each feasible order quantity using its applicable price. A single straight-line estimate cannot model all of the tiers.