The band is pretty much the same in both bras. The 36FF bra has bigger cups.
Types of Bra & Bra Style Guide
Fit check for Freya deco plunge 28DD, should I try 28E or 30DD
Types of Bra & Bra Style Guide
Deco Underwire Plunge T-Shirt Bra
Description Uses the UK sizing system. This brand starts with a D cup in most styles, then continues D, DD, E, F, etc. up to a UK K cup. Visit our FAQ
Freya Deco Underwire Molded Strapless Bra in Nude
Gossard Shimmer Lace Padded Push, Up Bra with Lace Back
28F - Freya » Deco Moulded Plunge Bra (4234)
Deco Black Moulded Plunge Bra from Freya
Cleo » Neve Plunge T-shirt Bra (7196)
is this a good fit? 32FF - Freya » Deco Moulded Plunge Bra (4234
Comparing a Freya Deco Moulded Plunge Bra (4234) with Freya Fancies Padded Half Cup (1013) in 30F
Freya Deco AA4234 Underwire Plunge Bra
28G - Freya » Deco Moulded Plunge Bra (4234)