Andros Blue Holes vs Thunderball Grotto — Dive Destination Comparison
Andros Blue Holes (Bahamas) scores 68.3/100 vs Thunderball Grotto's 61.6/100 in OkToDive's 12-category rating. Choose Andros Blue Holes for cave diving with 15–40m visibility. Choose Thunderball Grotto for reef diving at ~$80/dive.
Last updated: 2026-07-22
Side-by-side comparison
| Metric | Andros Blue Holes | Thunderball Grotto |
|---|---|---|
| OkToDive Score | 68.3/100 | 61.6/100 |
| Country | Bahamas | Bahamas |
| Visibility | 15--40m | 9--24m |
| Water temp | 24--28 C | 24--27 C |
| Max depth | 60m | 5m |
| Current | mild | moderate |
| Cost per 2-tank dive | $130 | $80 |
| Budget tier | mid range | mid range |
| Best months | November, December, January | November, December, January |
| Dive types | cave, reef, wall, blue hole | reef, drift, cave, pelagic |
| Min certification | Advanced Open Water | Open Water |
| Key species | remora, Nassau grouper, tarpon | hammerhead, whitetip, tiger shark |
| Google rating | 4.6 (85 reviews) | 0 (0 reviews) |
Which should you choose?
Choose Andros Blue Holes when...
- + Divers who prioritize cave diving
- + Anyone visiting Central America & Caribbean for the first time
- + Groups seeking 20+ named dive sites in one area
Skip if
- - You don't have Advanced certification
- - You need shore access — this is mixed-only
Choose Thunderball Grotto when...
- + Experienced drift divers comfortable in current
- + Anyone visiting Caribbean for the first time
- + Groups seeking 1+ named dive sites in one area
Skip if
- - You prefer uncrowded sites and this has 1+ named spots drawing traffic
- - You need shore access — this is boat-only
Bottom line
Andros Blue Holes wins on overall score (68.3 vs 61.6), but the right choice depends on your priorities. Thunderball Grotto is more affordable ($80 vs $130/dive). Andros Blue Holes has better peak visibility (40m vs 24m).