= Sleeping Giant Art&Science = All specs are for Firm, Queen-sized mattresses. || || Silver || Gold || Gold Plus || Gold Advance || Notes || || Price || $500 || $700 || $900 || $900 || Gold Advance is on sale, down from $1000 || || Zones || 3 || 5 || 3 || 5 || - || || Pillow top || No || Euro || Euro || Yes || - || || Comfort layers || 20mm medium/firm foam || 20mm medium/firm foam || 50mm firm/medium foam || 50mm medium density foam || - || || Edge support || - || 2 rows of 2.2 gauge springs || 8.5cm foam box + heavy gauge wire || 8.5cm foam box + heavy gauge wire || - || || Quilt layer || 18mm quilting foam || 10mm quilting foam, Quilting fibre || 20mm quilting foam, Quilting fibre || 10mm quilting foam, Quilting fibre || - || We know we already like the Silver mattress, it has 1.8/2.0/1.8 gauge springs in its three zones. * Gold has 1.8/2.0/1.8/2.0/1.8 gauge in five zones, sounds good * Adds edge support which I think is a good feature * Adds a pillow top * Quilting layer changes from foam, to foam+fibre == Alternatives also at Sleeping Giant == * $1100 A&S Platinum: like a Gold Plus but with funky high and low springs alternating instead of zoned, and 30% ''more'' springs too, Tencel fibre instead of bamboo * $900 Dreamsuite 5: 5 zone, maybe firmer springs (2.0/2.1 gauge?), memory foam in pillow top? * $1100 Dreamsuit 7: 7 zone, no further details = Disposal = Our apartment block doesn't offer the disposal service any more, but there are alternatives. * $55 for takeaway and recycling, available every Tuesday: https://softlanding.com.au/bookings-sydney/ * Blacktown council also has pickup services, looks like you can book ad-hoc