The best? Think in terms of $1,000 and up. A very good BMX bike can bought for $500, though.
The Sunday BMX bikes are worth over $200 because they are really good bicycles.
Sapient bikes are a wonderful beginner bike for young BMXers.....much better than mongoose but not as good as Sunday
A penny farthing in fair to good condition, can be worth between £800 to £1500.
The bike shop, Bike brewery any bike store pretty much.
not much but wtp or kink are
Most bikes are consumables rather than collectibles, so don't expect much regardless of what condition the bike is in. Your best bet is to look on ebay, craigslist or similar and see what similar bikes are selling for.
Bicycles as a rule don't end up being particularly valuable as collectibles. Your best bet is to browse ebay, craigslist and such to see what similar bikes are selling for.
What ever someone is willing to pay
Bicycles rarely become collectible, so probably not much. Your best bet is to look at ebay, craigslist and similar to find out what similar bikes are selling for.
Generally speaking bikes rarely turn into valuable collectibles, so your best bet is to check craigslist, ebay for similar bikes and see what they sell for.