1. INTRODUCTION
Here I’ll be gathering a reliable list with the greenest cryptocurrencies.
For the moment, I’ll be sharing the ones I personally know along with the most popular green alternatives to BTC.
Feel free to share yours on the comments (explanations, data and sources will be very welcome).
2. MOST EFFICIENT CRYPTOCURRENCIES (2023)
- XNO (Nano): 0.0001 kWh/tx (several million times more efficient than BTC).
- XRP (“Ripple”): 0,0079 kWh/tx.
- XLM (Stellar): 0,0002 kWh/tx.
- IOTA: 0.112 kWh/tx.
- ADA (Cardano): 0,5 kWh/tx.
3. LESS EFFICIENT CRYPTOCURRENCIES
- BTC (Bitcoin): 700 kWh/tx.
- ETH (PoW): 62,5 kWh/tx.
- BCH (Bitcoin Cash): 18,9 kWh/tx.
- LTC (Litecoin): 18,5 kWh/tx.
4. OTHERS
- Visa: 0.0008 kWh/tx.
- Mastercard: 0.0006 kWh/tx.
- Youtube: 244 TWh/yr (≈ BTC’s).
- Netflix: 94 TWh/yr
- Paypal: 0.26 TWh/yr
- Ethereum (2.0): 0.01 TWh/yr.
5. MORE INFORMATION AND REFERENCES
- Nano.org (2023). XNO sustainability. Available [HERE].
- Xrpl.org (2023). Energy Consumption for Cash, Credit Cards and Crypto > Breaking Down Individual Transactions. Available [HERE].
- Stellar.org (2023). Diving into Energy Use on Stellar: Blockchain Payment Efficiency Examined. Available [HERE].
- Ethereum.org (2023). Ethereum energy consumption. Available [HERE].
- Trgdatacenters.com (2023). Popular cryptocurrencies: Which is the most environmentally friendly?. Available [HERE].
