Nick, you will find many varied and often biased ( mine included)opinions on this site.

Trust your own ears.

Tyros2 and G70 are both state of the art keyboards....both have strengths and weaknesses...

Ian
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Yamaha Tyros4, Yamaha MS-60S Powered Monitors(2), Yamaha CS-01, Yamaha TQ-5, Yamaha PSR-S775.