Both the GRE (Graduate Record Examination) and GMAT (Graduate Management Admission Council) are standardized tests assessing critical thinking, verbal and quantitative reasoning skills, primarily used for graduate school admissions; however, the GRE is generally accepted by a wider range of graduate programs across various fields, while the GMAT is specifically designed for business school applications, meaning if you're aiming for an MBA, the GMAT is typically the preferred choice.
The GRE test scores 340, with 318+ being the highest score
The GMAT test scores 205 to 805, with 740 being the highest score
GMAT is widely accepted for MBA and MIM admissions include