Ground Truth

Independent, field-tested guidance on drone & handheld mapping for Australian teams: platform selection, accuracy, compliance and data workflows.

DJI Matrice 5TD in flight with its camera gimbal under the nose

Ground Truth

Nov 05, 2026

DJI's next Matrice and the end of the mapping-or-thermal split

For years DJI sold a mapping aircraft and a thermal aircraft. Dock 4, a...

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DJI Terra 5.3 2D thermal infrared map with temperature scale and material emissivity set from the datasetComparison

Ground Truth

Sep 13, 2026

4E vs 4T: Terra 5.3 still does not make them the same aircraft

Terra 5.3 can stitch a 2D thermal map with temperatures. That is an inspection...

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Zenmuse H30 vs H30T: inspection camera or thermalComparison

Ground Truth

Feb 06, 2026

Zenmuse H30 vs H30T: inspection camera or thermal

H30 is zoom and documentation on Matrice 400. H30T adds radiometric thermal for faults,...

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Matrice 4D vs 4TD: measure the site or find the heatComparison

Ground Truth

Feb 05, 2026

Matrice 4D vs 4TD: measure the site or find the heat

4D is dock mapping and change you can measure. 4TD is thermal when the...

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