Smartphone sensor accuracy varies from device to device in mobile research: the case of spatial orientation

dc.contributor.authorKuhlmann, Tim
dc.contributor.authorGaraizar, Pablo
dc.contributor.authorReips, Ulf-Dietrich
dc.date.accessioned2025-09-08T17:03:59Z
dc.date.available2025-09-08T17:03:59Z
dc.date.issued2021-05-29
dc.date.updated2025-09-08T17:03:58Z
dc.description.abstractSmartphone usage is increasing around the globe—in daily life and as a research device in behavioral science. Smartphones offer the possibility to gather longitudinal data at little cost to researchers and participants. They provide the option to verify self-report data with data from sensors built into most smartphones. How accurate this sensor data is when gathered via different smartphone devices, e.g., in a typical experience sampling framework, has not been investigated systematically. With the present study, we investigated the accuracy of orientation data about the spatial position of smartphones via a newly invented measurement device, the RollPitcher. Objective status of pitch (vertical orientation) and roll (horizontal orientation) of the smartphone was compared to data gathered from the sensors via web browsers and native apps. Bayesian ANOVAs confirmed that the deviations in pitch and roll differed between smartphone models, with mean inaccuracies per device of up to 2.1° and 6.6°, respectively. The inaccuracies for measurements of roll were higher than for pitch, d =.28, p <.001. Our results confirm the presence of heterogeneities when gathering orientation data from different smartphone devices. In most cases, measurement via a web browser was identical to measurement via a native app, but this was not true for all smartphone devices. As a solution to lack of sensor accuracy, we recommend the development and implementation of a coherent research framework and also discuss the implications of the heterogeneities in orientation data for different research designs.en
dc.description.sponsorshipOpen Access funding provided by Projekt DEAL.en
dc.identifier.citationKuhlmann, T., Garaizar, P., & Reips, U.-D. (2021). Smartphone sensor accuracy varies from device to device in mobile research: the case of spatial orientation. Behavior Research Methods, 53(1), 22-33. https://doi.org/10.3758/S13428-020-01404-5
dc.identifier.doi10.3758/S13428-020-01404-5
dc.identifier.eissn1554-3528
dc.identifier.issn1554-351X
dc.identifier.urihttps://hdl.handle.net/20.500.14454/3552
dc.language.isoeng
dc.publisherSpringer
dc.rights© The Author(s) 2020
dc.subject.otherAmbulatory assessment
dc.subject.otherExperience sampling
dc.subject.otherPitch
dc.subject.otherRoll
dc.subject.otherSensor data
dc.subject.otherSmartphone
dc.subject.otherTilt
dc.titleSmartphone sensor accuracy varies from device to device in mobile research: the case of spatial orientationen
dc.typejournal article
dcterms.accessRightsopen access
oaire.citation.endPage33
oaire.citation.issue1
oaire.citation.startPage22
oaire.citation.titleBehavior Research Methods
oaire.citation.volume53
oaire.licenseConditionhttps://creativecommons.org/licenses/by/4.0/
oaire.versionVoR
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