Castlecrag 2068 vs Mosman 2088: Internet Compared

Side-by-side internet quality comparison for Castlecrag, NSW and Mosman, NSW.

Data updated March 2026 · Sources: NBN Co, ABS Census, ACCC

Better Castlecrag 9.5/10 A+
VS
Mosman 6/10 B

Side-by-Side Comparison

MetricCastlecrag, NSWMosman, NSW
Internet Score9.5/106/10
GradeA+B
Dominant TechnologyFTTPHFC
Speed Range25-1000 Mbps25-250 Mbps
NBN Premises1,16717,092
FTTP UpgradeYesYes
Households Connected95.9%91.1%

Technology Mix

Castlecrag

  • FTTB 2.2%
  • FTTC 33.4%
  • FTTN 0.3%
  • FTTP 45.8%
  • HFC 18.2%

Mosman

  • FTTB 4.7%
  • FTTN 0.2%
  • FTTP 1.7%
  • HFC 93.5%

Verdict

Castlecrag has better internet

Castlecrag has better internet: scores 9.5/10 vs 6.0/10 (difference of 3.5), different technology (FTTP vs HFC).

Full Suburb Profiles

Castlecrag, NSW Full internet guide → Mosman, NSW Full internet guide →

About this comparison

This comparison is based on PickNBN's composite internet quality score, which factors in NBN technology type, fibre coverage percentage, FTTP upgrade status, and ABS Census household connectivity rates.

Data sourced from NBN Co, ABS Census, and ACCC broadband benchmarks. Actual internet experience depends on your specific address, plan, and provider.