The 2017-2018 Corolla sedan is the cleanest default pick: standard Toyota Safety Sense P without the 2020 Toyota Connected Services generation. Toyota said 2017 Corollas and 2018 Corollas came standard with TSS-P, including pre-collision with pedestrian detection, lane departure alert with steering assist, dynamic radar cruise control, and automatic high beams. Expect roughly 30 city / 40 highway mpg.
The 2014-2016 sedan may still be a reasonable budget fallback, but it does not have the same standard active-safety sweet spot, so it is not the featured card. Treat 2019 differently because the Corolla Hatchback was a transition year, and avoid 2020+ as a default privacy pick because Toyota’s 2020 Connected Services table lists Corolla connected-service availability by audio package. When in doubt, stay with a 2017-2018 sedan, verify the VIN/build sheet, and inspect for SOS or app-pairing evidence.