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Tobii screen-based eye trackers
Screen-based

Compare our eye trackers

Compare our screen-based eye trackers to decide which one is the best choice for your research needs.

Comparison table
Tobii Pro SparkTobii Pro FusionTobii Pro Spectrum
Precision¹0.26° RMS (ideal conditions) (applying Savitzky-Golay filtering, settings listed in the test report) 0.04° RMS at optimal conditions (applying Savitzky-Golay filtering, settings listed in the test report) 0.2° RMS at optimal conditions (raw signal) 0.01° RMS at optimal conditions (applying Savitzky-Golay filtering, settings listed in the test report) 0.06° RMS at optimal conditions (raw signal)
Accuracy¹ 0.45° (ideal conditions) 0.3°0.3°
Head movement tolerance Good (Single Camera)Excellent (Dual camera)Excellent (Dual camera)
Optimal screen size Up to 27” (16:9 aspect ratio)Up to 24" (16:9 aspect ratio) Up to 24" (16:9 aspect ratio)
Freedom of head movement width x height @ 65cm distance (either eye) 35 x 35 cm 40 × 25 cm 34 x 26 cm
Freedom of head movement width x height @ back of headbox (either eye) 35 x 35 cm45 x 30 cm @80 42 x 26 cm @75
Operating distance (cm in Z direction) 45 to 95 cm50-80 cm 55-75 cm
Tracker setup optionsTracker mounted at tripod, allows for even larger screens and physical objects to be tracked.Tracker mounted at tripod, allows for even larger screens and physical objects to be tracked. (a) Screen and eye tracker mounted together (b) Standalone eye tracker (c) Tracker and screen mounted on any standard VESA mount (d) Eye tracker used with external monitor
¹Tobii uses an extensive test method to measure and report performance and quality of data. Please download the Data quality test report for more detailed information.

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