There are many calculators on the web where you can find out which bones will work best for you. Calculate on them amount of OSRS Gold Buy bone needed. If you're short on time or do not want to look it up - typically Dragon bones and Wyvern bones offer the highest gold to exp ratio so they're a great value. If you are looking for enameled heads Kalphite heads are a an excellent choice as it would take around 50mil to take you from level one to 99.
If you're blessed with 93 Magic it is possible to use Dragon heads since they have a high rate of experience and it will cost you around 90mil per year to reach 99 (which can be very affordable). Other alternatives like the Bloodveld Heads that are ensouled Bloodveld Head aren't as worth it.
Before moving on with this OSRS prayer guide it is worth noting that prayer is an extremely expensive skill to master. Achieving high levels of prayer requires a lot of gold to be spent, but at the same time it is one of the easiest skills to learn if you're wealthy. To save money and get up to the maximum, you can try to always follow the most efficient ways.
This is the most common mistake for beginners and those who don't know the best methods to boost their prayer. We don't recommend you do this. Burying bones is always not a good idea, even when you are an F2P level 1 player, it will be more profitable to hold normal bones or big bones (which are the most affordable to play bones) and use them for any altar rather than to bury them. Go through the article to find strategies that are worth your time. And remember to never bury bones by yourself.
From the most ineffective Prayer leveling method we are coming to possibly fastest one. The majority of people who want to level up their prayer practice use Gilded Altars located in Player Owned Houses (POH) to achieve this. Do not worry about it - you do not need 75 Construction to RS 2007 Gold start using one but if have you can get one within your home.