56  Blockchain

Table 2.4  Comparison of top six Blockchain platforms

Platform/features

Bitcoin

Ethereum

Hyperledger

Consensys

quorum

R3 corda

Ripple

Consensus

Mechanism

PoW

PoW

Pluggable (depends

on the framework

being used)

PoA

Pluggable (Validity

consensus,

Uniqueness consensus)

Ripple Protocol consensus

algorithm (RPCA)

Consensus

energy

consumption

High

High

Depends on the

Consensus used

Low

Low

Low

Smart

contracts

No

Yes

Yes

Yes

Yes

No

Decentralised

apps (dApps)

No

Yes

No

No

No

No

Decentralised

Finance (DiFi)

No

Yes

No

No

No

No

Transaction

fees

Yes

Yes

No

No

No

No

Website

https://

bitcoin.

org/en/

https://

ethereum.

org/en/

https://www.

hyperledger.org

https://

consensys.

net/quorum/

https://www.r3.com/

corda-platform/

https://ripple.com