Hands-on: Samsung's new flagship Galaxy phone feels a lot like the old one

Edoardo Maggio/Business Insider

The Galaxy S9.

Samsung has officially unveiled its newest flagship smartphones, the Galaxy S9 and Galaxy S9+.

Business Insider attended the company's press conference in Barcelona, and got some time to spend hands-on with both devices.

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The S9 and S9+ will go on sale March 16, but customers will be able to pre-order it this Friday (March 2).

Here are the key takeaways you should know about if you are considering buying either phone: