Yes, Hanoi and Kuala Lumpur are different in several ways:

1. Location: Hanoi is the capital city of Vietnam, located in Southeast Asia, while Kuala Lumpur is the capital city of Malaysia, also located in Southeast Asia.

2. Culture and Language: Hanoi has a predominantly Vietnamese culture and the official language is Vietnamese. Kuala Lumpur, on the other hand, has a mix of Malay, Chinese, and Indian cultures, and the official language is Malay.

3. Architecture: Hanoi is known for its French colonial architecture, with buildings like the Hanoi Opera House and the Presidential Palace reflecting its colonial past. Kuala Lumpur has a more modern skyline, with iconic structures like the Petronas Twin Towers.

4. Cuisine: Vietnamese cuisine in Hanoi is famous for dishes like pho (noodle soup), banh mi (baguette sandwiches), and cha ca (grilled fish). Kuala Lumpur offers a diverse range of cuisines, including Malay, Chinese, Indian, and international options.

5. Transportation: Hanoi has a well-developed public transportation system, including buses and a metro line. Kuala Lumpur has an extensive public transportation network, including trains, buses, and monorails.

Overall, while both cities are vibrant and offer unique experiences, they have distinct differences in terms of culture, language, architecture, cuisine, and transportation.