according to this which one will flow better during cold start? or there both the same?
5w30=
API Service Classification SN
Gravity, API 32.9
Specific Gravity 0.8607
Pour Point, °C (°F) -36(-33)
Flash Point, °C (°F), ASTM D 92 221(430)
Viscosity
cSt at 40°C 63.95
cSt at 100°C 10.7
CCS, cP 6,080...