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- GPSMAP 66i vs Rino 750t
Garmin GPSMAP 66i vs Garmin Rino 750t
What GPSMAP 66i does better (3) and where Rino 750t wins (0) — every spec side by side.
vs
4.6Positioning2.9
5.4Display7.0
6.6Maps & navigation4.3
6.7Battery2.7
7.2Durability3.5
Dimensions
Size comparison
GPSMAP 66iRino 750t
| GPSMAP 66i | Rino 750t | Difference | |
|---|---|---|---|
| Height | 163 mm | 201 mm | −38 mm |
| Width | 62 mm | 66 mm | −4 mm |
| Depth | 35 mm | 41 mm | −6 mm |
| Weight | 230 g | 348 g | −118 g |
Drawn to the same scale from the official dimensions (front and side).
Why is GPSMAP 66i better than Rino 750t?
- Battery life35 h vs 14 h2.5×
- Weight230 g vs 348 g+51%
- Internal storage16 GB vs 4 GB3.6×
Why is Rino 750t better than GPSMAP 66i?
Rino 750t has no measurable advantages in this pair.
Specifications
Side by side
| Satellite positioning | ||
| Satellite systems | GPS, Galileo | GPS, GLONASS |
| Satellite systems supported | 2 | 2 |
| Multi-band GNSS (L1 + L5/L2) | No | No |
| Raw data logging (RINEX) | Yes | — |
| Display | ||
| Screen size | 3″ | 3″ |
| Resolution | 240 × 400 | 240 × 400 |
| Horizontal resolution | 240 px | 240 px |
| Vertical resolution | 400 px | 400 px |
| Pixel density | 155 ppi | 155 ppi |
| Display type | Transflective colour (sunlight-readable) | Transflective colour (sunlight-readable) |
| Touchscreen | — | Yes |
| Maps & navigation | ||
| Preloaded maps | Yes | Yes |
| Map coverage | — | North America |
| Map types | Road, Topographic, Satellite imagery | Road, Topographic |
| Turn-by-turn routing | Yes | Yes |
| Satellite imagery | Yes | — |
| Internal storage | 16 GB | 4 GB |
| Memory card slot | Yes | Yes |
| Barometric altimeter | Yes | Yes |
| Waypoints | 10,000 | 10,000 |
| Connectivity & safety | ||
| Two-way satellite messaging | Yes | — |
| SOS / emergency alert | Yes | — |
| Satellite network | Iridium | — |
| Wi-Fi | Yes | — |
| Bluetooth | Yes | Yes |
| ANT+ | Yes | Yes |
| Smartphone notifications | Yes | Yes |
| Flashlight | Yes | — |
| Battery & power | ||
| Battery life | 35 h | 14 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 | 348 g |
| Width | 62 mm | 66 mm |
| Height | 163 mm | 201 mm |
| Depth | 35 mm | 41 mm |
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