Convert 1 Gray to Milligray

1 Gy (Gray) is equal to 1,000 mGy (Milligray). To convert from Gray to Milligray, multiply by 1,000 or divide by 0.001.

• 1 Gy × 1000 = 1000 mGy
• 1 Gy ÷ 0.001 = 1000 mGy