Waterfall or Agile

Waterfall or Agile

Text:

Waterfall or Agile

Characteristics

Waterfall: Analyze, Plan, Design, Build, Test, Deploy
The waterfall model is a sequential design process in which progress is seen as flowing steadily downwards like a waterfall.

Agile: Product Backlog, Sprint Backlog, Sprint, Potentially Shippable Product Increment

Agile software development is a group of software development methods in which requirements and solutions evolve through collaboration self-organizing, cross-functional teams

Reliability

Waterfall:
– 14% Successful
– 57% Challenged
– 29% Failed

Agile:
– 42% Successful
– 49% Challenged
– 9% Failed

Source: The CHAOS Manifesto, The Standish Group, 2012.

Financials

Same investment 10 M€
Same project length (3 years)
Same benefits (2 years pay back)

But earlier in agile project

Waterfall: Profit after 5 years zero

Agile: Profit after 5 years 10 M€ with agile!

 

”Waterfall or Agile” Infographics by Schnell can be reused under a Creative Commons Attribution 4.0 International License.

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