MRI-guidance for endovascular interventions is only eligible with clearly visible endovascular devices. Hence, we quantitatively and qualitatively evaluated marker visibility and artifact size of passive marker guidewires for different MRI sequence types, MRI parameters and marker concentrations at 3T MRI using a pulsatile flow phantom. Artifact size was positively correlated with TE and marker concentration and was significantly larger for bSSFP images compared to GRE images. The GRE images outperformed the bSSFP images in the quantitative image quality assessment. In conclusion, markers were adequately visible in GRE images and artifact visibility can be optimized by adjusting TE and marker concentration.