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Bitcoin’s market capitalization is the headline valuation metric most investors know, but on-chain analysts often prefer realized capitalization, which attempts to measure the value of BTC based on the price at which each coin last moved rather than today’s market price.
The two indicators answer different questions. Market cap measures Bitcoin’s current market valuation, while realized cap provides a closer estimate of the aggregate cost basis embedded in the network.
Bitcoin market capitalization is calculated by multiplying the current BTC price by the circulating supply.
With Bitcoin recently trading around $64,000 and roughly 20 million BTC circulating, its market value sits near $1.3 trillion.
The main benefit is simplicity. Market cap allows investors to compare Bitcoin directly with companies, commodities and other cryptocurrencies.
Its weakness is that every bitcoin is valued at the latest market price, even if some coins have not moved for five or ten years. A BTC purchased at $1,000 is therefore counted at $64,000 in market cap even though no transaction occurred at that higher valuation.
Realized capitalization takes a different approach. According to Glassnode, realized cap values every UTXO at the price of BTC when that output last moved on-chain. Coins that last changed hands at $20,000 are therefore valued around $20,000 rather than today’s market price.
This effectively produces an aggregate estimate of the cost basis of Bitcoin holders. Realized cap also reduces the influence of coins that have remained dormant for years. Old BTC contributes at its historical last-moved valuation instead of continuously inflating alongside the spot price.
Comparing market cap with realized cap can show whether holders collectively sit on large unrealized profits or losses.
Glassnode’s MVRV ratio divides market value by realized value. An MVRV above 1 means Bitcoin’s market cap exceeds its realized cap, suggesting the average coin is held at an unrealized profit. Below 1, the market is collectively valued below its estimated aggregate cost basis.
Historically, extremely high MVRV readings have appeared during overheated bull markets, while readings around or below 1 have been associated with periods of market stress and accumulation.
Realized cap is not a perfect measure of investor cost basis. Coins moving between wallets controlled by the same person can reset their realized price even though no sale occurred. Exchange reorganizations and institutional custody transfers can have the same effect. Lost Bitcoin also remains part of the calculation unless analysts can confidently identify it.
Why this Matters
Bitcoin valuation cannot be captured by one number. Market cap provides the headline valuation, while realized cap adds an on-chain view of investor cost basis and conviction. Together with MVRV, exchange flows and long-term holder data, the two metrics can provide a much more useful picture of Bitcoin’s market cycle than either indicator alone.
For measuring Bitcoin’s current market size, market cap remains the better and more universally understood metric.
For understanding investor behavior, aggregate cost basis and whether the market is sitting on unrealized profits or losses, realized cap is often more informative.
The strongest analysis uses both: market cap tells investors what Bitcoin is worth today, while realized cap provides insight into how much capital has historically been stored in the network.
1. What is Bitcoin's market capitalization?
Bitcoin market cap is calculated by multiplying BTC’s current price by its circulating supply. It provides a simple estimate of Bitcoin’s total market value at today’s price.
2. What is Bitcoin's realized capitalization?
Realized cap values each Bitcoin UTXO using the BTC price when that output last moved on-chain. It therefore acts as an approximate measure of the aggregate cost basis embedded in the network.
3. What is the Bitcoin MVRV ratio?
MVRV compares Bitcoin’s market cap with its realized cap. A reading above 1 generally means the market value exceeds the estimated aggregate cost basis, while a reading below 1 suggests the opposite.
4. Is realized cap more accurate than market cap?
Not necessarily. Realized cap can provide better insight into holder behavior and cost basis, but wallet transfers between the same owner can distort the calculation. Market cap remains more useful for measuring current market size.
5. Which metric should Bitcoin investors use?
Both are useful for different purposes. Market cap shows Bitcoin’s current valuation, while realized cap and MVRV can provide additional context about investor profitability, market cycles and on-chain capital flows.
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