2020 US Presidential and Senate Election is similar to the 2016 US Presidential and Senate Election.

Same Political Party win the US Presidential and Senate Election in each state.
Republicans win both the US Presidential and US Senate Election in
AL(Tuberville-R)31
AK(Sullivan-R)32
AR(Cotton-R)33
GA(Perdue-R and Collins-R)35
ID(Risch-R)36
IA(Ernst-R)37
KS(Marshall-R)38
KY(McConnell-R)39
LA(Cassidy-R)40
MS(Hyde Smith-R)41
MT(Daines-R)42
NE(Sasse-R)43
OK(Inhofe-R)44
SC(Graham-R)45
SD(Rounds-R)46
TN(Hagerty-R)47
TX(Cornyn-R)48
WV(Moore Capito-R)49
WY(Lummis-R)50
Democrats win both the US Presidential and US Senate Election in
AZ(Kelly-D)36
CO(Hickenlooper-D)37
DE(Coons-D)38
IL(Durbin-D)39
ME(Gideon-D)40
MA(Markey-D or Kennedy-D)41
MI(Peters-D)42
MN(Smith-D)43
NH(Shaheen-D)44
NJ(Booker-D)45
NM(Lujan-D)46
NC(Cunningham-D)47
OR(Merkley-D)48
RI(Reed-D)49
VA(Warner-D)50

Biden/Harris-D will win all of the Clinton 2016 states(232ev) plus AZ-11(243),MI-16(259) and NC-15(274) along with FL-29(303),PA-20(323) and WI-10(333).
GA-16(349)
IA-6(355)
OH-18(373)
TX-38(411)
ME2 and NE2(413).