Galaxy Note10 and Note10+ pre-orders started yesterday and soon after the 5G version of the Note10+ went up on Samsung's online store. The Galaxy Note10 5G is nowhere to be seen, however. In the UK, a SIM-free Galaxy Note10+ 5G costs £1,100 - £100 more than the 4G model. You can trade in an old device and get a discount up to £350. Note that to score the maximum discount, you have hand over a Galaxy Note9 or iPhone 8 Plus. In Germany, the currency is different, but numbers are the same - 1,200 for the 5G model, a 100 upgrade over the LTE version. Here you get 100 for a trade-in, plus...
Source: https://www.gsmarena.com/samsung_galaxy_note10_5g_now_available_for_preorder_note10_5g_nowhere_to_be_seen-news-38579.php