Field-tested UAV survey reviews

Equipment reviews from actual commercial survey missions — not a spec sheet.

Octagon Geospatial publishes field reviews of drones, GNSS receivers, processing software, and survey accessories. Every observation comes from real operations in mining, O&G, and construction across Guyana and the Caribbean.

Latest review
Equipment review Jan 2025
DJI Matrice 4E field review
A field operator’s assessment after real survey missions in mining, O&G, and remote tropical terrain. Integrated RTK, mechanical shutter, sub-1.5 kg — does it hold up on commercial work?
4.6 / 5
DJI Matrice 4E drone
Latest articles
Workflow guide
PPK vs RTK for drone survey: which should you use?
The complete operator’s decision guide to selecting the right GNSS correction method for your environment.
Equipment review Coming soon
DJI RTK 3 base station: field assessment
Setup time, fix acquisition, RINEX logging, and battery life across coastal and interior Guyana conditions.
Workflow guide Coming soon
Stockpile volumes with a drone: the complete workflow
Flight planning through Metashape processing to client-ready volumetric reporting.
Affiliate gear picks
DJI Matrice 4E
~$5,500
DJI Enterprise
DJI RTK 3
~$3,200
B&H Photo
Agisoft Metashape Pro
$3,499
Agisoft
Emlid RS2+
~$2,600
Amazon
Affiliate disclosure — links on this site may earn Octagon Geospatial a small commission at no cost to you. All products are independently reviewed based on actual field use.