I'm not saying they're not elite starting pitchers or an elite top of the rotation. I'm just saying that they don't quite match up to those teams, which is validated by the statistical comparison below.
Since 2020:
Burnes and Woodruff: 822.1 IP, 2.72 ERA, 2.70 FIP, 2.86 xFIP, 31.85 K%, 25.55 K-BB% 24.6 fWAR
Wheeler and Nola: 894.1 IP, 3.31 ERA, 2.89 FIP, 3.04 xFIP, 28.25 K%, 23.05 K-BB%, 25.9 fWAR
DeGrom and Scherzer: 616.1 IP, 2.33 ERA, 2.37 FIP, 2.56 xFIP, 37.35 K%, 32.4 K-BB% 21.3 fWAR
Urias and Kershaw: 716 IP, 2.72 ERA, 3.17 FIP, 3.40 xFIP, 26.5 K%, 21.45 K-BB%, 17.9 fWAR