Free tool
ROI Calculator · Migration to AWS
Move the sliders with your company's numbers and see the month when migrating to AWS costs less than staying on-premises.
Scenario assumptions
All values in USD. Results update instantly.
Stay on-premises (CAPEX)
Hardware is paid for again every this many years.
Migrate to AWS (OPEX)
Analysis horizon
Break-even point
Month 0
0m after the migration starts
Cumulative savings
+$23,518
on-premises vs AWS over 3 years
TCO compared
$76,000vs$52,482
total cumulative cost at the end of the horizon
Cumulative cost over time (USD)
Where the lines cross is the point where migrating has already cost less than staying on-premises.
Year by year
| Year | On-premises cum. | AWS cum. | Difference |
|---|---|---|---|
| Year 1 | $34,000 | $20,930 | +$13,070 |
| Year 2 | $46,000 | $36,415 | +$9,585 |
| Year 3 | $76,000 | $52,482 | +$23,518 |
How it is calculated: the on-premises line adds hardware, installation and annual maintenance, paying for hardware again every refresh cycle. The AWS line adds the migration cost plus monthly usage with annual growth and managed support. A simplified model for business conversations.
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Talk to CloudTing →Sample calculator. Replace the assumptions with each company's real data before presenting it. · cloudting.co