Here you have the real-life test of fuel consumption (fuel economy) in Toyota C-HR 2.0 L Hybrid (2020/2021, 2.0 R4 petrol engine with hybrid system) in a city (also in heavy traffic). This car has 135 kW (184 HP), FWD and e-CVT. Result: 3.9 l/100 km (60.3 mpg US / 72.4 mpg UK).
Fuel consumption (economy) outside of the city:
As always, I checked real fuel consumption on a petrol station. I noticed zero (0) difference: computer shows exactly the same fuel consumption comparing to what I refueled!