When comparing Kraken vs Ripio, the Slant community recommends Kraken for most people. In the question“What are the best ways to buy/sell bitcoin?” Kraken is ranked 4th while Ripio is ranked 14th.
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Pros
Pro Instant transfers during weekends
If you happen to transfer money into your wallet during weekends, it becomes available after just an hour, so that you don't have to wait for the usual SEPA working hours, which could make you miss opportunities.
Pro You can buy 3 coins
Bitcoin(BTC), Ethereum(ETH) and Dai(DAI) are available to buy.
Cons
Con Regular outages
Con Poor customer support
There are many cases of people complaining on Reddit about not getting responses from customer support for weeks at a time.
Con Impossible KYC
It's almost impossible to validate your identity and do the KYC
Con It operates only in Argentine Pesos
This can be cumbersome if you are not in the region. The crypto coins are only exchanged using Argentine Pesos.
Con Slow customer support
They usually take hours to help you with your requests, should you have an issue.