China
Guangzhou

China

India
Kolkata

India

Guangzhou to Kolkata Time Difference

Kolkata is 2.5 hours behind Guangzhou

GuangzhouChina
10:00 AM
Thursday, April 2, 2026
UTC+8
KolkataIndia
7:30 AM
Thursday, April 2, 2026
UTC+5:30

Guangzhou vs Kolkata — At a Glance

Guangzhou
Kolkata
Time Zone
UTC+8
UTC+5:30
Currency
CNY
INR
Language
Cantonese
Bengali
Dial Code
+86
+91
Hub Type
trade
trade

Guangzhou to Kolkata — Hour-by-Hour

Guangzhou, China
Kolkata, India
12:00 AM
9:30 PM(Apr 1)
1:00 AM
10:30 PM(Apr 1)
2:00 AM
11:30 PM(Apr 1)
3:00 AM
12:30 AM
4:00 AM
1:30 AM
5:00 AM
2:30 AM
6:00 AM
3:30 AM
7:00 AM
4:30 AM
8:00 AM
5:30 AM
9:00 AM
6:30 AM
10:00 AM
7:30 AM
11:00 AM
8:30 AM
12:00 PM
9:30 AM
1:00 PM
10:30 AM
2:00 PM
11:30 AM
3:00 PM
12:30 PM
4:00 PM
1:30 PM
5:00 PM
2:30 PM
6:00 PM
3:30 PM
7:00 PM
4:30 PM
8:00 PM
5:30 PM
9:00 PM
6:30 PM
10:00 PM
7:30 PM
11:00 PM
8:30 PM

About Guangzhou and Kolkata

Guangzhou (population: 18.7M) is known for the Canton Fair (world's largest trade fair), manufacturing, and Cantonese cuisine. Kolkata (population: 14.9M) is known for cultural capital of India, Howrah Bridge, and the Durga Puja festival.

Business Hours Overlap

With only a 2.5-hour time difference, Guangzhou and Kolkata share most of the standard business day, making scheduling calls and meetings easy.

Calling Between Cities

To call Kolkata (+91) from Guangzhou (+86), aim for late morning or early afternoon in Guangzhou — that corresponds to morning hours in Kolkata when people are usually available.

Currency

Guangzhou uses CNY while Kolkata uses INR. Check current exchange rates before making payments or transferring funds between the two cities.

Language

Guangzhou primarily speaks Cantonese and Mandarin, while Kolkata speaks Bengali and English and Hindi. For business communication, English is commonly used as a bridge language in international settings.

Use our world clock tool to compare Guangzhou and Kolkata visually, or browse more timezone conversions.

Frequently Asked Questions

What is the time difference between Guangzhou and Kolkata?

Kolkata, India is 2.5 hours behind Guangzhou, China. Guangzhou is in the Asia/Shanghai timezone (UTC+8) and Kolkata is in the Asia/Kolkata timezone (UTC+5:30).

When it's noon in Guangzhou, what time is it in Kolkata?

When it's 12:00 PM (noon) in Guangzhou, it's 9:30 AM in Kolkata.

What is the best time to call Kolkata from Guangzhou?

With only a 2.5-hour difference, you can comfortably call Kolkata anytime during standard business hours (9 AM–6 PM Guangzhou time).

What currency does Kolkata use?

Kolkata, India uses INR. Guangzhou uses CNY. You will need to check the current exchange rate for transactions between the two.

What language is spoken in Kolkata?

The primary languages in Kolkata are Bengali, English, Hindi. English is widely used for international business communication.

How do I dial Kolkata from Guangzhou?

To call Kolkata from Guangzhou, dial your international access code followed by +91 and the local number. Guangzhou uses country code +86 and Kolkata uses +91.

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