Delhi is India's historic and political capital, layered with Mughal and colonial history, while Bengaluru (Bangalore) is the country's modern tech hub — a garden city with a much younger, more contemporary feel.
Delhi is unmatched for historic monuments — the Red Fort (Lal Qila), India Gate, and Qutub Minar reflect centuries of Mughal and British colonial rule packed into one city. Bengaluru's Vidhana Soudha is an impressive state legislature building, but the city has nowhere near Delhi's density of major historic monuments.
Delhi's Jama Masjid and Akshardham Temple are both major destinations in their own right, drawing visitors well beyond the city. Bengaluru's Bull Temple (Dodda Basavana Gudi) and ISKCON Temple are notable but smaller-scale and less central to the city's identity.
Bengaluru's nickname, the Garden City, is earned — Cubbon Park and a generally greener, more temperate climate (thanks to its elevation) make it noticeably more pleasant than Delhi's heat and pollution for much of the year. Delhi is denser, more historic, and more intense, better suited to travelers prioritizing monuments over comfort.
Delhi is India's primary international gateway alongside Mumbai, with the most flights and the easiest access to the Golden Triangle circuit (Agra, Jaipur). Bengaluru has its own major airport and is a common stop for business travelers and the country's tech industry, but sees far fewer international tourists overall.
Choose Delhi for Mughal and colonial monuments, and as the natural base for the Golden Triangle circuit. Choose Bengaluru for a greener, more modern, tech-driven city with a milder climate. Most first-time India visitors prioritize Delhi for its history; Bengaluru suits travelers with a specific business or tech-industry reason to visit.