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%