Eco Sanctuary (Bukit Panjang, District 23) is a 99-year leasehold condo with recent prices ranging from S$1,434 to S$1,644 psf and a 4.0% rental yield. Sanctuary Green (Kallang, District 15) is a 99-year leasehold condo with prices from S$1,355 to S$1,760 psf and a 3.3% rental yield. Sanctuary@Newton (Novena) is a freehold apartment with a recent high of S$2,835 psf. The Sanctuary @ Geylang has a 4.1% rental yield. Key differences include location, tenure, price range, and rental yield.