Zanzibar / Mafia Island vs Maldives — Dive Destination Comparison

Maldives (Maldives) scores 78.8/100 vs Zanzibar / Mafia Island's 68.7/100 in OkToDive's 12-category rating. Choose Zanzibar / Mafia Island for reef diving with 924m visibility. Choose Maldives for channel diving at ~$150/dive.

Last updated: 2026-07-22

Side-by-side comparison

MetricZanzibar / Mafia IslandMaldives
OkToDive Score68.7/10078.8/100
CountryTanzaniaMaldives
Visibility9--24m15--40m
Water temp24--29 C27--30 C
Max depth30m40m
Currentmildvariable
Cost per 2-tank dive$80$150
Budget tiermid rangeultra luxury
Best monthsOctober, November, DecemberJanuary, February, March
Dive typesreef, whale shark, drift, nightchannel, reef, drift, night, pelagic, cleaning station
Min certificationOpen WaterAdvanced Open Water
Key specieswhale shark, green turtle, humpback whalemanta ray, whale shark, grey reef shark
Google rating4.3 (2200 reviews)4.8 (9500 reviews)

Which should you choose?

Choose Zanzibar / Mafia Island when...

  • + Newly certified divers building confidence
  • + Experienced drift divers comfortable in current
  • + Couples where one partner doesn't dive

Skip if

  • - You prefer uncrowded sites and this has 35+ named spots drawing traffic
  • - You need shore access — this is boat-only

Choose Maldives when...

  • + Marine life enthusiasts seeking manta ray encounters
  • + Experienced drift divers comfortable in current
  • + Couples where one partner doesn't dive

Skip if

  • - You don't have Advanced certification
  • - You're on a tight budget — avg $150/dive

Bottom line

Maldives wins on overall score (78.8 vs 68.7), but the right choice depends on your priorities. Zanzibar / Mafia Island is more affordable ($80 vs $150/dive). Maldives has better peak visibility (40m vs 24m).