Of course, all the usual caveats about polls apply, but Romney is polling better against Obama in PA than Santorum
Poll Date Sample Obama (D) Romney (R) Spread
RCP Average 2/2 - 2/23 -- 43.0 40.7 Obama +2.3
Franklin & Marshall 2/14 - 2/20 592 RV 41 33 Obama +8
Rasmussen Reports 2/8 - 2/23 438 LV 45 44 Obama +1
Susquehanna 2/2 - 2/6 800 RV 43 45 Romney +2
RealClearPolitics - Election 2012 - Pennsylvania: Romney vs. Obama
Poll Date Sample Obama (D) Santorum (R) Spread
RCP Average 2/2 - 2/23 -- 46.0 40.0 Obama +6.0
Franklin & Marshall 2/14 - 2/20 592 RV 45 37 Obama +8
Rasmussen Reports 2/8 - 2/23 438 LV 46 40 Obama +6
Susquehanna 2/2 - 2/6 800 RV 47 43 Obama +4
RealClearPolitics - Election 2012 - Pennsylvania: Santorum vs. Obama
Poll Date Sample Obama (D) Romney (R) Spread
RCP Average 2/2 - 2/23 -- 43.0 40.7 Obama +2.3
Franklin & Marshall 2/14 - 2/20 592 RV 41 33 Obama +8
Rasmussen Reports 2/8 - 2/23 438 LV 45 44 Obama +1
Susquehanna 2/2 - 2/6 800 RV 43 45 Romney +2
RealClearPolitics - Election 2012 - Pennsylvania: Romney vs. Obama
Poll Date Sample Obama (D) Santorum (R) Spread
RCP Average 2/2 - 2/23 -- 46.0 40.0 Obama +6.0
Franklin & Marshall 2/14 - 2/20 592 RV 45 37 Obama +8
Rasmussen Reports 2/8 - 2/23 438 LV 46 40 Obama +6
Susquehanna 2/2 - 2/6 800 RV 47 43 Obama +4
RealClearPolitics - Election 2012 - Pennsylvania: Santorum vs. Obama