Color vs black and white print cost calculator
Printing prices can look small when they are quoted per page, yet the difference becomes meaningful across a long document or a large run.
Run — free
This calculator compares the total cost of printing the same document entirely in color with printing it entirely in black and white. Enter the pages in one copy, the number of copies, and both per-page rates. The result shows each total, the absolute difference, the lower-cost option, and the percentage saved, all without assuming a particular currency.
Enter rates that describe the same print job
Start with the number of pages in one complete copy of the document, then add how many identical copies you intend to produce. The calculator multiplies those values to find the total number of printed pages. Next, provide the color cost per page and the black-and-white cost per page. Both rates must use the same currency and should cover the same pricing basis. For example, do not compare a color quote that includes paper and finishing with a black-and-white rate that includes toner only. If a print shop charges tax, setup fees, binding, premium paper, or delivery separately, either incorporate comparable charges into both per-page estimates or evaluate those extras outside this calculator. The comparison models two complete alternatives: every page printed in color versus every page printed in black and white. It does not model a mixed document where only selected pages use color. Keeping the job definition consistent makes the resulting difference useful for budgeting, vendor comparisons, and approval decisions.
Understand the totals and percentage savings
For each alternative, total cost equals pages per copy multiplied by copies multiplied by that option's per-page rate. The cost difference is the absolute gap between the two totals, so it remains positive regardless of which rate is lower. The cheaper option explicitly identifies color, black and white, or the same cost. Savings percentage expresses the difference relative to the more expensive total. That denominator answers a practical question: what share of the higher bill can be avoided by choosing the cheaper method? If both alternatives cost zero, the percentage is reported as zero because there is no paid amount from which to calculate a saving. Precision controls how many decimal places appear in monetary totals and percentages, but rounding happens only after the full calculation. This prevents repeated per-page rounding from accumulating across large print runs. Currency symbols are intentionally absent, allowing dollars, euros, pounds, or any other consistently used unit.
Use the comparison in a real printing decision
A clear cost comparison is most valuable before a document is sent to a printer or a department commits to a production quantity. Use the color total as the budget for the visually richest version and the black-and-white total as the baseline alternative. Then consider whether color carries enough practical value to justify the displayed difference. Color may be important for charts, safety instructions, branded proposals, educational diagrams, or photographs, while monochrome may be entirely adequate for drafts, internal policies, legal review copies, and text-heavy handouts. Run the calculation again when the page count, copy quantity, or supplier quote changes; because the method is deterministic, identical inputs always produce identical results. For a mixed strategy, calculate separate batches—such as color inserts and monochrome body pages—and combine their totals externally. The API version costs $0.002 per request and is suitable for estimating many documented scenarios in procurement tools, print-order forms, or automated quotation workflows.
What you can do with it
Compare a print-shop quote
Turn two per-page rates into complete job totals before choosing a production option.
Budget classroom materials
Measure how much a school or trainer saves when handouts are printed in black and white.
Review an office print policy
Estimate the cost impact of choosing monochrome for high-volume internal documents.
FAQ
What does the calculator compare?
It compares printing the same page count and number of copies entirely in color versus entirely in black and white.
Can I use any currency?
Yes. Use the same currency for both per-page rates; returned totals remain in that currency.
How is savings percentage calculated?
It divides the absolute difference by the higher of the two totals and multiplies by 100.
Does it handle documents with only some color pages?
Not in one request. Calculate the color and black-and-white batches separately, then combine those batch totals.
Does the result include tax, binding, or setup fees?
Only if those charges are already represented consistently in the per-page rates you enter.
For developers — API access
Everything on this page is available programmatically. This section is for teams who want to wire it into their own systems; everyone else can just use the tool above.
API endpoint
Prefer to automate it? One authenticated POST creates the task; the result comes back by webhook or a signed link. The same capability also runs here on the web, by email and from Telegram — and soon from our app too.
Call it from your stack
curl -X POST https://api.kit.forhosting.com/doc/color-vs-bw-cost \
-H "Authorization: Bearer $KIT_KEY" \
-H "Content-Type: application/json" \
-d '{"pages":24,"color_cost_per_page":0.18,"bw_cost_per_page":0.05}'const res = await fetch("https://api.kit.forhosting.com/doc/color-vs-bw-cost", {
method: "POST",
headers: {
"Authorization": `Bearer ${process.env.KIT_KEY}`,
"Content-Type": "application/json"
},
body: JSON.stringify({
"pages": 24,
"color_cost_per_page": 0.18,
"bw_cost_per_page": 0.05
})
});
const { task_id } = await res.json();import os, requests
res = requests.post(
"https://api.kit.forhosting.com/doc/color-vs-bw-cost",
headers={"Authorization": f"Bearer {os.environ['KIT_KEY']}"},
json={
"pages": 24,
"color_cost_per_page": 0.18,
"bw_cost_per_page": 0.05
},
)
task_id = res.json()["task_id"]<?php
$res = file_get_contents("https://api.kit.forhosting.com/doc/color-vs-bw-cost", false, stream_context_create([
"http" => [
"method" => "POST",
"header" => "Authorization: Bearer " . getenv("KIT_KEY") . "\r\nContent-Type: application/json",
"content" => '{"pages":24,"color_cost_per_page":0.18,"bw_cost_per_page":0.05}',
],
]));
$task = json_decode($res, true);body := bytes.NewBufferString(`{"pages":24,"color_cost_per_page":0.18,"bw_cost_per_page":0.05}`)
req, _ := http.NewRequest("POST", "https://api.kit.forhosting.com/doc/color-vs-bw-cost", body)
req.Header.Set("Authorization", "Bearer "+os.Getenv("KIT_KEY"))
req.Header.Set("Content-Type", "application/json")
res, _ := http.DefaultClient.Do(req)Example request
{
"pages": 24,
"color_cost_per_page": 0.18,
"bw_cost_per_page": 0.05
}Example response
{
"task_id": "tsk_a1b2c3d4e5f6a1b2c3d4e5f6",
"type": "doc.color_vs_bw_cost",
"status": "queued",
"_links": {
"result": "/tasks/tsk_…/result"
}
}The API is asynchronous: the call returns a task_id immediately and the result arrives by webhook. Polling is capped at 1 req/s per task.
Pricing
Published price — no tokens, no invented credits. A failed task is never charged.
Limits
max_pages | 10000000 |
max_copies | 1000000 |
max_cost_per_page | 1000000 |
Errors
| HTTP | Code | Meaning |
|---|---|---|
401 | unauthorized | Missing or invalid API key. |
402 | insufficient_balance | Your balance doesn't cover the task price. |
404 | unknown_type | That task type doesn't exist. |
429 | rate_limited | Too many requests. Use the webhook instead of polling. |