What are some alternatives?
When comparing Litecoin and Ethereum, you can also consider the following products
Bitcoin - Bitcoin is an innovative payment network and a new kind of money.
Monero - Monero is a secure, private, untraceable currency. It is open-source and freely available to all.
Ripple - Ripple connects banks, payment providers, digital asset exchanges and corporates via RippleNet to provide one frictionless experience to send money globally
DASH - DASH is a secure, blockchain-based global financial network which offers private transactions.
Ethereum Syllabus - A complete Ethereum learning track, packed with resources
Duniter - A network of communities based on trusted human certifications.