VTC v. LTC v. BTC

Coin Vertcoin Bitcoin Litecoin
Supply 84,000,000 21,000,000 84,000,000
Algorithm Lyra2REv2 SHA256 Scrypt
Block Time 2.5 minutes 10 minutes 2.5 minutes
Reward Halving 840,000 (~4 year) 210,000 (~4 year) 840,000 (~4 year)
Difficulty Adjustment Every block Every 2016 blocks Every 2016 blocks
GPU/CPU Mining Yes Yes Yes
ASIC Mining No Yes Yes
Segwit Activated Yes Yes Yes
Lightning Network Beta Beta Beta
Atomic Swaps In development In development In development