Got a manfrotto doesn't seem stable enough

I had same tripod setup with D800 but its not solid as it suppose to be i sold it later on bought Benro C2680T with head for £210 from Hongkong it was v fast delivery with in 4 days i received tripod and trust me its very light weight and v sturdy lot better then manfroto i had. I used my d800 no vibration and really solid.