I can vouch for the Garmin Oregon 400t. We have 2 we use for geocaching. Acording to Garmin tech support (not me) you can store/download gpx files to cards but you can not open them on the unit. GPX files are not accessable for the unit to read off the card.
Which gps stores .gpx files on SD card
in GPS technology and devices
Posted
I can vouch for the Garmin Oregon 400t. We have 2 we use for geocaching. Acording to Garmin tech support (not me) you can store/download gpx files to cards but you can not open them on the unit. GPX files are not accessable for the unit to read off the card.