Brand comparison
IEMAI vs SUNLU filament
A like-for-like price comparison of IEMAI and SUNLU filament on Amazon UK and Eryone UK, from live prices.
- IEMAI in stock
- 17
- SUNLU in stock
- 187
- material in common
- 1
- cheaper on more materials
- SUNLU
Compare different brands
IEMAI
17 in stock · 7 materials
Typical price
£13.99/kg
From £9.99/kg
Cheaper overall
SUNLU
187 in stock · 15 materials
Typical price
£14.24/kg
From £7.43/kg
Cheaper per kg, material by material
IEMAI 0–1 SUNLU
- PETG
- IEMAI cheaper
- SUNLU cheaper
Head-to-head numbers
Live Amazon UK and Eryone UK listings in stock right now.
| IEMAI | SUNLU |
|---|---|
| Typical price per kg | |
Better£13.99 | £14.24 |
| Cheapest per kg | |
£9.99 | £7.43Better |
| Listings in stock | |
17 | 187Better |
| Materials | |
7 | 15Better |
| Below usual price | |
0 | 35Better |
| At lowest tracked price | |
7 | 55Better |
Typical price per kg, by material
Median of each brand's listings for materials both stock. Lower is better.
- IEMAI
- SUNLU
- PETGSUNLU 2% cheaperIEMAI: £10.49SUNLU: £10.25
Price spread per kg
Every listing in stock is a tick. The box covers the middle half of prices; the bar inside is the typical (median) price.
- IEMAI
- SUNLU
IEMAI
£9.99 – £19.99
SUNLU
£7.44 – £57.99
Range: listings in stock by material
What each brand actually sells right now, so you can see where one has more choice.
- IEMAI
- SUNLU
- 0PLA+61
- 0PLA Matte26
- 2PETG15
- 1PLA Silk16
- 1PLA Silk Dual/Tri15
- 0PLA13
- 0TPU9
- 7PETG Translucent1
- 0PLA Matte Dual/Tri8
- 0PLA+ Silk8
Cheapest IEMAI per kg
Prices checked 5 Oct, 03:00 – 6 Oct, 11:15 (UK time) and may change.We earn a small commission if you buy. Your price stays the same.
Cheapest SUNLU per kg
Prices checked 6 Oct, 03:00–11:20 (UK time) and may change.We earn a small commission if you buy. Your price stays the same.
IEMAI vs SUNLU: which is cheaper?
Both brands sell 1 material on Amazon UK and Eryone UK that we can compare like for like. Comparing the typical (median) price per kilogram of each: SUNLU is cheaper per kilogram for PETG.
Across everything in stock, a typical IEMAI listing costs £13.99 per kg against £14.24 for SUNLU. That mixes different materials, so the material-by-material prices are the fairer test.
IEMAI has 17 listings in stock across 7 materials; SUNLU has 187 across 15 materials. Right now 0 IEMAI and 35 SUNLU listings are below their usual 90-day price, and 62 are at their lowest tracked price.
Price is only part of it: diameter tolerance, spool type and how the reel is packed matter too, and they vary between product lines of the same brand. The reviews and price history on each product page help with those.
Common questions
Is IEMAI or SUNLU filament cheaper?
On Amazon UK and Eryone UK right now, a typical IEMAI listing costs £13.99 per kg and a typical SUNLU listing £14.24. Material by material, SUNLU for PETG.
Where can I see IEMAI and SUNLU price history?
Every product page on SpoolDeal has the price history for that reel (free account) and a public "good time to buy?" verdict, so you can see whether today's price is low for it.
How SpoolDeal checks prices
The same rules on every page, so a deal badge means the same thing everywhere.
Re-checked through the day
Every tracked listing on Amazon UK and Eryone UK is re-checked through the day, and the most-watched ones every two hours.
Measured against our own history
A deal only counts when the price is below what that reel has actually sold for over the last 90 days, not a seller's “was” price.
An email when it drops
Set a target price on any reel with a free account and we email you when it gets there.
Brand pages
Compare IEMAI
Waiting for a better price?
Open any reel and set the price you want to pay. We check it through the day and email you when it gets there. Free, and you can switch it off any time.