What are the advantages and disadvantages of the revaluation and cost models?

What are the advantages and disadvantages of the revaluation and cost models?
Advantages of cost model: relatively easy to use, and not so time consuming, figure cost is objective.

Disadvantages: the price of an asset may not be a true reflection of the prices in the local area, etc., and information may not be that useful.

Advantages of revaluation model: revaluation is more likely to provide decision-useful information to users, and profits determine the effectiveness of management.

Disadvantages: it can be very costly and time-consuming, and subjectivity comes into important figures.