Comparison

Attributes	Bitcoin	Ethereum	Polkadot	Script Network
Transactional Throughput	5	13	166	1000+
Transactional Finality	10 Min	5 Min	2 Min	2 Sec
Energy Efficient	No ASIC-Optimal	No GPU-Optimal	Yes CPU-Optimal	Yes CPU-Optimal
Number Of Validators	3 Pools w/51% hash rate	2 Pools w/51% hash rate	< 200 nodes relay chain	10-15 nodes
Sybil Protection	Proof of work	Proof of stake	Proof of stake	Proof of stake
Storage Ability/Content	No	No	No	Yes
Safety Threshold	51%	51%	33%	80%