We Logged 341 EV Charging Sessions. 4 in 10 Had Problems.

We built EVcourse , an app that helps drivers troubleshoot EV charging problems. One feature lets drivers log how each public charging session went: good, okay, or bad. Between February and March 2026, 72 drivers logged 341 sessions across Finland, Germany, and the UK. This is what we found. The headline number 39% of public charging sessions had some kind of problem. 60.7% rated good (207 sessions) 24.6% rated okay (84 sessions) 14.7% rated bad (50 sessions) The 7 most common problems Drivers who rated a session okay or bad picked up to two reasons. Here's how often each came up: # Problem % of all reasons 1 Charging too slow 20.0% 2 Charger not working 17.8% 3 Payment failed 13.0% 4 No available charger 9.7% 5 Session stopped unexpectedly 8.1% 6 Cost higher than expected 7.0% 7 Confusing interface 5.9% Also reported: wrong connector (4.9%), app issue (4.3%), long queue (3.2%), heavy cable (2.2%), felt unsafe (1.6%), bad weather (1.1%). What surprised us Slow charging was #1, not brok