Who wins?
Fetal position vs Pillow between the knees
Pillow between the knees wins 55% to 45%. 36 more put them in the same row. From Sleep Positions Tier List. Pick a side.
RealNugget69 on Fetal position: curled up like a shrimp, comfiest thing when it's cold
throwaway59996 on Pillow between the knees: changed my hip pain overnight, a 10 dollar pillow fixed it
Sleep Positions Tier List: the full ranking