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- DriveSmart 66 vs Gen4
Garmin DriveSmart 66 vs SPOT Gen4
What DriveSmart 66 does better (0) and where Gen4 wins (1) — every spec side by side.
vs
5.9Connectivity & safety2.5
8.4Durability9.3
Dimensions
Size comparison
DriveSmart 66Gen4
| DriveSmart 66 | Gen4 | Difference | |
|---|---|---|---|
| Height | 86 mm | 88 mm | −2 mm |
| Width | 152 mm | 68 mm | +84 mm |
| Depth | 19 mm | 24 mm | −5 mm |
| Weight | 175 g | 142 g | +33 g |
Drawn to the same scale from the official dimensions (front and side).
Why is DriveSmart 66 better than Gen4?
DriveSmart 66 has no measurable advantages in this pair.
Why is Gen4 better than DriveSmart 66?
- Weight175 g vs 142 g+23%
Specifications
Side by side
| Satellite positioning | ||
| Satellite systems | GPS | GPS |
| Satellite systems supported | 1 | 1 |
| Multi-band GNSS (L1 + L5/L2) | No | — |
| Display | ||
| Screen size | 6″ | — |
| Resolution | 1280 × 720 | — |
| Horizontal resolution | 1,280 px | — |
| Vertical resolution | 720 px | — |
| Pixel density | 245 ppi | — |
| Display type | Colour TFT LCD | — |
| Touchscreen | Yes | — |
| Maps & navigation | ||
| Preloaded maps | Yes | — |
| Map coverage | North America | — |
| Map types | Road | — |
| Turn-by-turn routing | Yes | — |
| Free map updates | Yes | — |
| Live traffic | Yes | — |
| Speed camera alerts | Yes | — |
| Driver alerts (speed limits, curves) | Yes | — |
| Lane assist / junction view | Yes | — |
| Voice control | Yes | — |
| Internal storage | 16 GB | — |
| Memory card slot | Yes | — |
| Connectivity & safety | ||
| Two-way satellite messaging | — | No |
| SOS / emergency alert | — | Yes |
| Satellite network | — | Globalstar |
| Wi-Fi | Yes | — |
| Bluetooth | Yes | — |
| Smartphone notifications | Yes | — |
| Hands-free calling | Yes | — |
| Battery & power | ||
| Battery life | 1 h | — |
| Power source | Built-in rechargeable | AA batteries |
| Build & durability | ||
| Protection rating | — | IP68 |
| Water protection (IPx) | — | IPx8 |
| Operating temperature (min) | — | -30 °C |
| Operating temperature (max) | — | 60 °C |
| Weight | 175 g | 142 g |
| Width | 152 mm | 68 mm |
| Height | 86 mm | 88 mm |
| Depth | 19 mm | 24 mm |
