Product Comparison

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Montana® 680t
$599.99 USD
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Buy Now
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Montana® 650t
$599.99 USD
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Touchscreen GPS/GLONASS device with preloaded TOPO maps and 8 megapixel camera

Camo GPS/GLONASS touchscreen device with preloaded TOPO maps

General

Physical dimensions 2.9" x 5.7" x 1.4" (7.48 x 14.42 x 3.64 cm) 2.9" x 5.7" x 1.4" (7.48 x 14.42 x 3.64 cm) 2.9" x 5.7" x 1.4" (7.48 x 14.42 x 3.64 cm) 2.9" x 5.7" x 1.4" (7.48 x 14.42 x 3.64 cm)
Touchscreen
Display size 2"W x 3.5"H (5.06 x 8.93 cm); 4" diag (10.2 cm) 2"W x 3.5"H (5.06 x 8.93 cm); 4" diag (10.2 cm) 2"W x 3.5"H (5.06 x 8.93 cm); 4" diag (10.2 cm) 2"W x 3.5"H (5.06 x 8.93 cm); 4" diag (10.2 cm)
Display resolution 272 x 480 pixels 272 x 480 pixels 272 x 480 pixels 272 x 480 pixels
Display type bright, transflective 65k color TFT, dual-orientation touchscreen; sunlight readable bright, transflective 65k color TFT, dual-orientation touchscreen; sunlight readable bright, transflective 65k color TFT, dual-orientation touchscreen; sunlight readable bright, transflective 65k color TFT, dual-orientation touchscreen; sunlight readable
Weight 10.2 oz (289 g) with included lithium-ion battery pack; 11.7 oz (333 g) with 3 AA batteries (not included) 10.2 oz (289 g) with included lithium-ion battery pack; 11.7 oz (333 g) with 3 AA batteries (not included) 10.2 oz (289 g) with included lithium-ion battery pack; 11.7 oz (333 g) with 3 AA batteries (not included) 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 rechargeable lithium-ion (included) or 3 AA batteries (not included); NiMH or Lithium recommended rechargeable lithium-ion (included) or 3 AA batteries (not included); NiMH or Lithium recommended 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) up to 16 hours (lithium-ion); up to 22 hours (AA batteries) up to 16 hours (lithium-ion); up to 22 hours (AA batteries) up to 16 hours (lithium-ion); up to 22 hours (AA batteries)
Water rating IPX7 IPX7 IPX7 IPX7
Memory/History 8 GB 8 GB 3.5 GB 3.0 GB
High-sensitivity receiver
Interface high-speed USB and NMEA 0183 compatible high-speed USB and NMEA 0183 compatible high-speed USB and NMEA 0183 compatible high-speed USB and NMEA 0183 compatible

Maps & Memory

Preloaded maps yes (topographic) yes (topographic) yes (topographic) yes (topographic)
Ability to add maps
Basemap
Storage and Power Capacity microSD™ card (not included) microSD™ card (not included) microSD™ card (not included) microSD™ card (not included)
Waypoints/favorites/locations 4000 4000 4000 4000
Routes 200 200 200 200
Track log 10,000 points, 200 saved tracks 10,000 points, 200 saved tracks 10,000 points, 200 saved tracks 10,000 points, 200 saved tracks

Sensors

Barometric altimeter
Compass Yes (tilt-compensated 3-axis) Yes (tilt-compensated 3-axis) Yes (tilt-compensated 3-axis) Yes (tilt-compensated 3-axis)

Outdoor Recreation Features

Area calculation
Automatic routing (turn by turn routing on roads) Yes (with optional mapping for detailed roads) Yes (with optional mapping for detailed roads) Yes (with optional mapping for detailed roads) Yes (with optional mapping for detailed roads)
Geocaching-friendly Yes (Paperless) Yes (Paperless) Yes (Paperless) Yes (Paperless)
Custom maps compatible
Hunt/fish calendar
Sun and moon information
Camera

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

yes (5 megapixel with autofocus; automatic geo-tagging)
Picture viewer

Garmin Connect™

Garmin Connect™ compatible (online community where you analyze, categorize and share data)