Analysts predict that by 2030, the return rate of Dogecoin could reach 4,390%, surpassing Shiba Inu's highest forecast of 2,024%. According to NS3, Dogecoin has stronger fundamentals due to higher institutional interest and support from Elon Musk. Current forecasts indicate that if an investment of $2,000 is made in DOGE today, returns could be significantly more pronounced compared to SHIB.