I get confused by i size & M i size (M i size suitable from 3 months onwards) so different seat, sorry. https://www.boots.com/sitesearch?searchTerm=Britax Romer DualFix i-Size
Offer at Boots (only from today) £248.63 with code AFF10. £22 worth of Advantage Card points.
It's a dual fix 2R, completely different model. Sorry