If it's the size of a dime it's not American. Post a separate question and include the country it was made in, the denomination, and year.
In value, a penny is smaller. In size, a dime is smaller.
The value to a collector depends on the coin's condition. Show it to a coin dealer.
The dime has a greater value in trade, and greater purchasing power, but the coin is physically smaller than the penny.
If this is a penny struck on a dime planchet, it's worth about $150 If this is a dime that was restruck with penniy dies, so details of both strikes show, it's worth about $500 If this is a dime that somebody smashed a penny into, leaving an impression, it has no added value. Proper authentication is required.
dime
In value, a penny is smaller. In size, a dime is smaller.
The value to a collector depends on the coin's condition. Show it to a coin dealer.
Chances are, if it is the same size or looks like a dime, it may be counterfeit.
The size of coins is not directly related to their value. The penny and nickel are larger than the dime because they are made of different metals and were designed at different times with various considerations in mind, such as ease of use and production costs. The dime, despite being smaller, still holds a higher value than the penny and nickel.
The dime has a greater value in trade, and greater purchasing power, but the coin is physically smaller than the penny.
If this is a penny struck on a dime planchet, it's worth about $150 If this is a dime that was restruck with penniy dies, so details of both strikes show, it's worth about $500 If this is a dime that somebody smashed a penny into, leaving an impression, it has no added value. Proper authentication is required.
Lincoln is on the penny, Roosevelt is on the dime. It's likely a novelty coin with no value.
In average condition, about a dime.
dime
The dime couldn't have been printed as a penny. Different productions and not connected during the minting process. Sounds like your coin is a damaged one.
the standard ipod headphones are about the size of a penny or a dime.
A penny weighs more than a dime. Current US Penny: 2.500 grams Current US Dime: 2.268 grams