The chart illustrates the comparison of Viettel and Mobifone by 2 factors that are price and quality. Easy to see that customers get what they pay for. Viettel offers products with a little higher price than Mobifone but instead, the quality is also much better. For example, Viettel internal calls cost 1,590 for one minute, and customers do not have to sign up for Internet services while there are 1,580 when using Mobifone but customers still have to take complex steps to get more services.
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