Analysis based on screen recordings from August 2025 Flash Sale, October 2025 Halloween Sale, and October/November 2025 Black Friday Sale. Let me know if you’d like more in the future :) I’ve bought all Bambu products myself, and I’m not even a Bambu affiliate. If you’d like to, and you’re able, you can support me on Patreon, through a channel membership, or by making 3D printing purchases through my amazon links:
Patreon: http://patreon.com/MobyMotion
Membership: https://www.youtube.com/channel/UCdiTXx3e55HrQepgWj2Tt3w/join
Hygrometers: https://geni.us/xDPFHuK
Silica: https://geni.us/TBqWD
Chitu E1 Dryer: https://geni.us/equR
Buy more rolls, get higher discount percentages. Refills are $2-4 cheaper per roll than spools (same bulk discounts apply).
| Sale Event | Buy 4 | Buy 6 | Buy 10 | Buy 14 | Buy 18 | Lowest $/Roll |
|---|---|---|---|---|---|---|
| Flash Sale (Aug) | 25% off | 30% off | - | - | - | $14.00 USD |
| Halloween (Oct) | 25% off | 30% off | 35% off | - | - | $12.99 USD |
| Black Friday (Oct/Nov) | 25% off | 30% off | 35% off | 40% off | 45% off | $10.99 USD |
*Filament sales existed but tier structure not captured
| Sale Event | Buy 4 | Buy 6 | Buy 10 | Buy 14 | Buy 18 | Lowest €/Roll |
|---|---|---|---|---|---|---|
| Flash Sale (Aug) | 35% off | 45% off | - | - | - | €19.64 |
| Halloween (Oct) | 35% off | 45% off | 50% off | - | - | €11.50 |
| Black Friday (Oct/Nov) | 35% off | 45% off | 50% off | 53% off | 57% off | €9.89 |
*Filament sales existed but tier structure not captured
| Sale Event | Buy 4 | Buy 6 | Buy 10 | Buy 14 | Buy 18 | Lowest £/Roll |
|---|---|---|---|---|---|---|
| Flash Sale (Aug) | 30% off | 40% off | - | - | - | £10.79 |
| Halloween (Oct) | 30% off | 40% off | 43% off | - | - | £10.25 |
| Black Friday (Oct/Nov) | 30% off | 40% off | 43% off | 46% off | 50% off | £9.00 |
*Filament sales existed but tier structure not captured