Upgradeable gas cost overhead?

How exactly does the cost of contract calls increase by making a contract upgradeable?

I think this consideration should be included already in the upgradeable introduction article, now there is no mention.

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Hi @Met,

Welcome to the community :wave:

Thanks for the feedback, I have created issue https://github.com/OpenZeppelin/docs.openzeppelin.com/issues/241 for this.

As for the actual overhead, pre-Istanbul price changes the following test was done:

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Great, thank you! I was searching the KB for it but failed to find the answer you linked.

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You can deploy a test case on a testnet and compare the gas needed for both flavors (upgradable and non upgradable)

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