GARMIN MONTANA 680

Physical & Performance

Physical dimensions

2.9" x 5.7" x 1.4" (7.48 x 14.42 x 3.64 cm)

Display size, WxH

2"W x 3.5"H (5.06 x 8.93 cm); 4" diag (10.2 cm)

Display resolution, WxH

272 x 480 pixels

Display type

bright, transflective 65k color TFT, dual-orientation touchscreen; sunlight readable

Touchscreen

Yes

Weight

10.2 oz (289 g) with included lithium-ion battery pack; 11.7 oz (333 g) with 3 AA batteries (not included)

Battery

rechargeable lithium-ion (included) or 3 AA batteries (not included); NiMH or Lithium recommended

Battery life

up to 16 hours (lithium-ion); up to 22 hours (AA batteries)

Water rating

IPX7

High-sensitivity receiver

Yes

Interface

high-speed USB and NMEA 0183 compatible

Camera

yes (8 megapixel with autofocus; automatic geo-tagging)

Barometric altimeter

Yes

Electronic compass

Yes (tilt-compensated 3-axis)

Unit-to-unit transfer (shares data wirelessly with similar units)

Yes

Maps & Memory

Basemap

Yes

Ability to add maps

Yes

Built-in memory

4 GB

Accepts data cards

microSD card (not included)

Custom POIs (ability to add additional points of interest)

Yes

Waypoints/favorites/locations

4000

Routes

200

Track log

10,000 points, 200 saved tracks

Outdoor Features

Automatic routing (turn by turn routing on roads)

Yes (with optional mapping for detailed roads)

Geocaching-friendly

Yes (Paperless)

Custom maps compatible

Yes

Hunt/fish calendar

Yes

Sun and moon information

Yes

Tide tables

Yes (with optional Bluechart)

Area calculation

Yes

Picture viewer

Yes