More than anything quiet Shine dewalt dcs576 lettuce Fiddle Begging
DEWALT FLEXVOLT 60V MAX* Circular Saw with Brake, 7-1/4-Inch, Tool Only (DCS578B) - - Amazon.com
You can make the reg circ saw into a track saw by switching base plates. This is a standard setup in England I've seen https://www.partshopdirect.co.uk/dewalt-dcs575-dcs576-shoe-base-with-guide-rail-slots-pN472354/ : r/Dewalt
Dewalt DCS576T2 54v XR Flexvolt Circular Saw 190mm + Guide Rail + Bag + 2 x 6ah
Dewalt N472354 Circle Saw Shoe Base + Guide Rail Slots For Dcs575 54 Volt Type 1 2 3 N472354 from Spare Parts World