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| GC | 110 | 310 | 350H | 510 | 610 | 710 | |
| CPU | 400 MHz | 233 MHz | 400 MHz | 233 MHz | 400 MHz | 400 MHz | 400 MHz |
| Touch Screen |
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| Color Display |
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| Display Size | 2.2" | 2.2" | 2.2" | 2.2" | 3.0" | 3.0" | 3.0" |
| Display Resolution | 240 x 320 | 240 x 320 | 240 x 320 | 240 x 320 | 240 x 400 | 240 x 400 | 240 x 400 |
| Battery Type | AA x 2 | AA x 2 | AA x 2 | AA x 2 | AA x 2 | AA x 2 | AA x 2 |
| Battery Life | 18 hrs | 18 hrs | 18 hrs | 18 hrs | 16 hrs | 16 hrs | 16 hrs |
| SiRFstar III Receiver |
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| GPS Accuracy | 3 - 5 m | 3 - 5 m | 3 - 5 m | 3 - 5 m | 3 - 5 m | 3 - 5 m | 3 - 5 m |
| Waterproof (IPX7) |
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| Altimeter |
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| Barometer |
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| Compass | GPS | GPS | GPS | GPS | GPS | 3D | 3D |
| Microphone |
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| Speaker |
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| Camera |
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| Photo Viewer |
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| Vertical Profile |
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| Area Calculation |
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| Hunt & Fish Calendar |
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| Sun & Moon Information |
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| One Touch Favorites Menu |
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| Turn-by-Turn Routing |
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| NMEA Data |
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| Waypoints | 500 | 500 | 1,000 | 2,000 | 2,000 | 2,000 | 2,000 |
| Routes |
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25 | 50 | 200 | 200 | 200 | 200 |
| Tracks | 1 | 10 | 50 | 200 | 200 | 200 | 200 |
| Geocaches | 10,000 | 500 | 10,000 | 10,000 | 10,000 | 10,000 | 10,000 |
| Available Memory | 500 MB | 500 MB | 500 MB | 500 MB | 500 MB | 500 MB | 3 GB |
| Expandable Memory |
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| Pre-Loaded POI's |
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| Can Add Maps |
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| World Edition Map |
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| Summit Series Map |
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| City Series US Map |
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| Hunt & Topo Maps |
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| DigitalGlobe Satellite Imagery |
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| Navionics Compatible |
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| GC | 110 | 310 | 350H | 510 | 610 | 710 |
