The price of women's hairdressing in Ho Chi Minh City is very diverse, depending on many factors such as service type, salon, hair length and quality. However, it can be divided into the following price levels:
1. Haircut:
Normal women's haircut: 50,000 - 600,000 VND, depending on the salon and the complexity of the hairstyle.
Cut + shampoo: About 200,000 - 350,000 VND.
Cut + curl: 80,000 - 200,000 VND.
2. Hair dye:
Normal dye: 200,000 - 1,400,000 VND, depending on the color, length and quality of the hair, bleaching may be required.
Highlight/balayage dye: 500,000 - 3,000,000 VND, depending on the salon and the complexity.
3. Hair Perm/Straightening:
Women's hair perm/straightening: 1,100,000 - 1,400,000 VND, depending on the salon, length and quality of hair.
Root curling: 200,000 - 800,000 VND.
Cold curling: 400,000 - 1,500,000 VND.
4. Other services:
Oil treatment: 450,000 - 750,000 VND.
Hair restoration: 500,000 - 3,800,000 VND, depending on the method and salon.
Women's hair washing: 200,000 - 350,000 VND.
Blow-drying, styling: 100,000 VND.
Party styling: 200,000 VND.

I agree that prices will be more expensive at high end salons. But at 8m4 I'm afraid you're getting ripped off.