- precisionagricultu.re
- Compare
- GPSMAP 66i vs Montana 750i
Garmin GPSMAP 66i vs Garmin Montana 750i
What GPSMAP 66i does better (2) and where Montana 750i wins (2) — every spec side by side.
vs
4.7Positioning2.1
5.4Display9.2
7.0Maps & navigation7.0
8.0Connectivity & safety9.6
6.8Battery4.3
6.9Durability2.1
Dimensions
Size comparison
GPSMAP 66iMontana 750i
| GPSMAP 66i | Montana 750i | Difference | |
|---|---|---|---|
| Height | 163 mm | 183 mm | −20 mm |
| Width | 62 mm | 88 mm | −26 mm |
| Depth | 35 mm | 33 mm | +2 mm |
| Weight | 230 g | 410 g | −180 g |
Drawn to the same scale from the official dimensions (front and side).
Why is GPSMAP 66i better than Montana 750i?
- Battery life35 h vs 18 h+94%
- Weight230 g vs 410 g+78%
Why is Montana 750i better than GPSMAP 66i?
- Screen size3″ vs 5″+67%
- Pixel density155 ppi vs 187 ppi+21%
Specifications
Side by side
| Satellite positioning | ||
| Satellite systems | GPS, Galileo | GPS, Galileo |
| Satellite systems supported | 2 | 2 |
| Multi-band GNSS (L1 + L5/L2) | No | — |
| Raw data logging (RINEX) | Yes | — |
| Display | ||
| Screen size | 3″ | 5″ |
| Resolution | 240 × 400 | 800 × 480 |
| Horizontal resolution | 240 px | 800 px |
| Vertical resolution | 400 px | 480 px |
| Pixel density | 155 ppi | 187 ppi |
| Display type | Transflective colour (sunlight-readable) | — |
| Touchscreen | — | Yes |
| Maps & navigation | ||
| Preloaded maps | Yes | Yes |
| Map coverage | — | Europe |
| Map types | Road, Topographic, Satellite imagery | Topographic, Satellite imagery |
| Turn-by-turn routing | Yes | Yes |
| Satellite imagery | Yes | Yes |
| Internal storage | 16 GB | 16 GB |
| Memory card slot | Yes | Yes |
| Barometric altimeter | Yes | — |
| Electronic compass | — | Yes |
| Waypoints | 10,000 | 10,000 |
| Connectivity & safety | ||
| Two-way satellite messaging | Yes | Yes |
| SOS / emergency alert | Yes | Yes |
| Satellite network | Iridium | Iridium |
| Wi-Fi | Yes | Yes |
| Bluetooth | Yes | Yes |
| ANT+ | Yes | Yes |
| Smartphone notifications | Yes | — |
| Flashlight | Yes | — |
| Battery & power | ||
| Battery life | 35 h | 18 h |
| Power source | Built-in rechargeable | Rechargeable pack or AA |
| Runs on AA batteries | — | Yes |
| Build & durability | ||
| Protection rating | IPX7 | IPX7 |
| Water protection (IPx) | IPx7 | IPx7 |
| MIL-STD-810 | Yes | — |
| Weight | 230 g | 410 g |
| Width | 62 mm | 88 mm |
| Height | 163 mm | 183 mm |
| Depth | 35 mm | 33 mm |
Related comparisons
vs
Garmin GPSMAP 86scivsGarmin GPSMAP 66i
6.27.0
vs
Garmin GPSMAP 66ivsGarmin GPSMAP 67i
7.08.8
vs
Garmin GPSMAP 66ivsGarmin GPSMAP 67
7.09.2
vs
Garmin GPSMAP 86svsGarmin GPSMAP 66i
6.07.0
vs
Garmin GPSMAP 66ivsGarmin Foretrex 901 Ballistic Edition
7.06.5
vs
Garmin GPSMAP 66ivsGarmin Foretrex 801
7.06.5