I did the fangraph's math:
fWAR per PA
2019-2020
JBJ 2.4 per 650 PAs (2.9/784)
EH 1.2 per 650 (1.1/608)
2017-2018
JBJ 3.0 per 650 (5.0/1076)
EH 3.7 per 650 (4.6/804)
2015-2016
JBJ 5.3 (7.2/891)
EH 2.1 (1.5/462)
Another time period breakdown:
2018-2020
JBJ 2.8 (5.7/1319)
EH 2.6 (4.3/1070)
2015-2017
JBJ 4.7 (10.4/1432)
EH 2.3 (2.9/804)
Fangraphs shows JBJ has been better per 650, but the last 3 years combined are very close.
bWAR has EHern better, recently.