Hanoi vs Chengdu

Live AQI Comparison

Updated 36m ago · Data from OpenAQ

Hanoi

Vietnam

Moderate

PM2.530.4 µg/m³

PM1050 µg/m³

Chengdu

China

Moderate

PM2.523 µg/m³

PM1046 µg/m³

Verdict

Hanoi currently has worse air quality than Chengdu (AQI 15 points higher). Both cities have acceptable air quality levels.

Hanoi vs Chengdu Air Quality Analysis

Based on the latest measurements, Hanoi has an AQI of 89 compared to Chengdu's AQI of 74. The World Health Organization (WHO) recommends annual PM2.5 levels below 15 µg/m³ and 24-hour levels below 45 µg/m³.

PM2.5 levels are within the "Moderate" range. Air quality is generally acceptable, though unusually sensitive individuals may experience minor symptoms.

Air quality can change rapidly due to weather patterns, traffic, and industrial activity. Check back hourly for the latest comparison between Hanoi and Chengdu.

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Frequently Asked Questions

Which city has worse air quality today, Hanoi or Chengdu?

Hanoi currently has worse air quality with an AQI of 89 compared to Chengdu's AQI of 74. This data is updated hourly from government monitoring stations.

Is it safer to be in Hanoi or Chengdu right now?

Based on current AQI levels, Chengdu (AQI 74) has safer air quality than Hanoi (AQI 89). Both cities have acceptable air quality for outdoor activities.

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