Do people who buy e-bikes cycle more?

Aslak Fyhri, Hanne Beate Sundfør

Transportation Research Part D Transport and Environment · 2020 · 80 citations · 18 references

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TL;DR

Previous studies indicate that e‑bike owners reduce car use and shift to non‑motorised transport, but many are retrospective or cross‑sectional; a prior short‑term trial observed a substantial mode change. The study aimed to assess changes in travel behaviour among new e‑bike purchasers versus those intending to buy, using a before‑after survey with travel diaries. The design included a before‑after survey of 39 new e‑bike owners and 142 prospective buyers, a larger comparison cohort of 767, and a six‑month follow‑up period. New e‑bike owners increased daily cycling from 2.1 to 9.2 km, raising the cycling share of all transport from 17 % to 49 %, while the comparison group showed negligible change; these results confirm and extend earlier trial findings, indicating sustained mode shift beyond novelty.

Abstract

Previous research shows that e-bike owners use private cars less than other transport user groups, and also report to have changed from motorised to non-motorised transport. A challenge with many studies is that they are either retrospective or cross-sectional, thus giving little control over confounding factors. We followed up a short term trial where quite large mode change had been observed among participants. In the present study we conducted a before after-study with a customer group who bought an e-bike (N = 39) and a comparison group wanting to buy one (N = 142) using a survey with a travel diary to capture changes in travel behaviour. We also used a broader comparison group (N = 767) to test the robustness of the results from a policy perspective. The measurement period lasted up to six months. We found that people who purchased an e-bike increased their bicycle use from 2.1 to 9.2 km per day on average, representing a change in bike as share of all transport from 17 to 49 percent. The comparison group had negligible changes in cycling during the same time period, and the choice of comparison group had a very marginal effect on the results. The results show that the large change in cycling we previously found of a trial scheme with e-bikes is replicated with actual customers. The change in cycling share is somewhat larger than it was for the short-term users, showing that mode change from e-bikes is not just a novelty effect.

References

18