the 750 has 15wattsx2 compared to 12wattsx2 for the 910.
Speaker size for the 710 is 13cm +5cm compared to the 910 12cm + 4cm.
I've got a 910 sitting right above the 750 and the difference is much greater in volume and tone than just the specs suggest.
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George Kaye
Kaye's Music Scene (Closed after 51 years)
West Hills, California
(Retired 2021)