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Single-spool filament, ranked by £/kg — page 28

One spool per listing, with bundles and multipacks left out. Bundles take the top of any ranking by cost per kilogram, so this is the list to use when you want the cheapest single spool: to try a brand, to match a colour, or for a first order. Pick a weight below to compare like with like.

Best £/kg Biggest discount Lowest price Best rated Newest

All (2,958) On offer now (573)

By material:PLA (1,552)PETG (499)PLA+ (376)TPU (157)ABS (93)ASA (86)PETG-CF (39)Nylon (28)PC (21)PLA-CF (16)

By finish:Silk (419)Matte (365)Dual & triple colour (211)Rainbow & gradient (213)Translucent (187)Glow in the dark (46)Sparkle & glitter (70)Marble (41)Wood (21)Colour-changing (3)

By pack:Any pack size Single spools (2,958)Bulk & multi-pack (808)

By weight:Under 1 kg (201)1 kg (2,721)2 kg (13)3 kg (11)4 kg (6)5 kg (4)10 kg and over (2)

By colour:Black (291)White (231)Grey (176)Silver (47)Gold (41)Red (176)Orange (103)Yellow (137)Green (266)Blue (284)Purple (97)Pink (108)Brown (91)Beige & natural (57)Transparent (61)

Condition:New (2,557)Amazon Warehouse, any grade (105)Warehouse: Like New (45)Warehouse: Very Good (23)

Rating:4.5 stars & up (1,439)4 stars & up (2,542)3.5 stars & up (2,644)

2,958 listings tracked, 573 on offer right now.

Product	Material	Weight	Rating	Price	Per kg	Deal
GIANTARM PLA Silk Filament 1.75 mm, 3D Printer Filament, PLA 1 kg Spool, Diame	PLA	1 kg	4.6 out of 5 (71 Amazon ratings)	£24.48	£24.48	5% below
TINMORRY PLA Filament 1.75 mm, Fast PLA 3D Printing Filament, Compatible with	PLA	1 kg	—	£24.48	£24.48	9% below
SainSmart TPU Filament 1.75mm, Upgrade 1KG (2.2 lbs) 95A Flexible TPU, ±0.05mm	TPU	1 kg	4.6 out of 5 (35 Amazon ratings)	£24.48	£24.48	13% below
SainSmart TPU Filament 1.75mm, Upgrade 1KG (2.2 lbs) 95A Flexible TPU, ±0.05mm	TPU	1 kg	4.6 out of 5 (35 Amazon ratings)	£24.48	£24.48	13% below
TINMORRY PLA Filament 1.75 mm, Fast PLA 3D Printing Filament, Compatible with	PLA	1 kg	—	£24.49	£24.49	5% below
TINMORRY PLA Filament 1.75 mm, Fast PLA 3D Printing Filament, Compatible with	PLA	1 kg	—	£24.54	£24.54	9% below
Silk PLA Filament 1.75 mm, TINMORRY 3D Printer Filament, 1 kg Spool, Rose Red	PLA	1 kg	5.0 out of 5 (3 Amazon ratings)	£24.58	£24.58	17% below
TINMORRY PLA Filament 1.75 mm for 3D Printers, 1 kg, Khaki	PLA	1 kg	—	£24.60	£24.60	—
Stronghero3D PLA 3D Printer Filament 1.75mm EX31 Rainbow 1kg(2.2lbs) for ender	PLA	1 kg	4.2 out of 5 (3,557 Amazon ratings)	£24.61	£24.61	—
VEOEOV Matte PLA 3D Printer Filament 1.75 mm Black 1 kg	PLA	1 kg	4.3 out of 5 (14 Amazon ratings)	£24.67	£24.67	—
YIWEOG PETG 1.75mm 3D Printer Filament Printing Consumables Dimensional Accura	PETG	1 kg	—	£24.69	£24.69	—
kexcelled Matte PETG Filament, 1.75mm +/- 0.03mm, 1kg, Pale Dogwood	PETG	1 kg	4.1 out of 5 (128 Amazon ratings)	£24.69	£24.69	—
Polymaker PolyLite PETG - 1.75mm - 1kg - Electric Blue	PETG	1 kg	4.3 out of 5 (45 Amazon ratings)	£24.73	£24.73	10% below
iBOSS PETG Filament 1.75mm, Stronger PETG Filament for 3D Printer, 1kg Spool,	PETG	1 kg	3.5 out of 5 (10 Amazon ratings)	£24.73	£24.73	—
GIANTARM PLA Filament 1.75 mm, Less Stretching Good Layer Adhesion High Tenaci	PLA	1 kg	3.9 out of 5 (4 Amazon ratings)	£24.76	£24.76	—
IEMAI PETG Filament 1.75mm 1Kg, Transparent Green PETG 3D Printer Filament, Id	PETG	1 kg	4.5 out of 5 (592 Amazon ratings)	£24.77	£24.77	—
Semdon 3D Printer Filament PLA Silk 1kg 1.75mm Rainbow Candy	PLA	1 kg	4.6 out of 5 (21 Amazon ratings)	£24.77	£24.77	41% below
TINMORRY PLA Filament 1.75 mm, Fast PLA 3D Printing Filament, Compatible with	PLA	1 kg	—	£24.77	£24.77	—
Ultra Silk+ PLA Filament 1.75 mm, TINMORRY 3D Printer Filament, 1 kg, 1 Spool,	PLA	1 kg	4.7 out of 5 (89 Amazon ratings)	£24.78	£24.78	9% below
PETG Filament 1.75mm 1kg, TINMORRY 3D Printer Filament PETG-Eco Tangle-Free 3D	PETG	1 kg	4.5 out of 5 (53 Amazon ratings)	£24.79	£24.79	10% below
AMOLEN Silk PLA 3D Printer Filament, Dual Color Black Silver PLA 1.75mm, Shiny	PLA	1 kg	4.1 out of 5 (22 Amazon ratings)	£24.79	£24.79	47% below
TINMORRY PLA Filament 1.75 mm, Fast PLA 3D Printing Filament, Compatible with	PLA	1 kg	—	£24.85	£24.85	—
GIANTARM PETG Filament 1.75 mm, Translucent 3D Printer Filament 1 kg Spool, Tr	PETG	1 kg	—	£24.85	£24.85	—
SainSmart PRO-3 Tangle Premium 1.75mm PETG 3D Printer Filament, Clear PETG, 2.	PETG	1 kg	4.3 out of 5 (493 Amazon ratings)	£24.89	£24.89	—
iBOSS Tri-Color PLA+ Filament 1.75mm, Silk Multicolor PLA Plus Filament, 3D Pr	PLA+	1 kg	4.3 out of 5 (10 Amazon ratings)	£24.89	£24.89	—
GIANTARM PETG Filament 1.75mm Purple 3D Printer 1kg Spool	PETG	1 kg	—	£24.94	£24.94	—
GIANTARM PLA Filament 1.75 mm Bone White, 3D Printer Filament PLA, Accuracy +/	PLA	1 kg	4.3 out of 5 (24 Amazon ratings)	£24.96	£24.96	7% below
GIANTARM TPU Filament 1.75 mm for 3D Printers 1 kg, Transparent Green	TPU	1 kg	4.4 out of 5 (354 Amazon ratings)	£24.97	£24.97	7% below
AMOLEN PLA 3D Printer Filament PLA Filament 1.75mm,Color Change Multicolor Fil	PLA	1 kg	4.4 out of 5 (159 Amazon ratings)	£24.98	£24.98	47% below
Winkle PLA HD Filament 1.75 mm Devil Red, 1 kg Spool, 3D Printer Filament	PLA	1 kg	4.2 out of 5 (203 Amazon ratings)	£24.99	£24.99	—
Flex Filament,1KG/ Spool 1.75mm Flexible TPU Filament Printing Material Suppli	TPU	1 kg	—	£24.99	£24.99	—
Polymaker HT-PLA Filament 1.75mm Gradient Tropical, High Temp PLA for 3D Print	PLA	1 kg	4.8 out of 5 (10 Amazon ratings)	£24.99	£24.99	13% below
SUNLU PC Filament 1KG, 1.75mm Polycarbonate 3D Printer Filament, High Temperat	PC	1 kg	4.9 out of 5 (20 Amazon ratings)	£24.99	£24.99	15% below
iSANMATE ASA Glass Fibre Filament, Premium Anti-UV Weatherproof 3D Printer Fil	ASA	1 kg	5.0 out of 5 (2 Amazon ratings)	£24.99	£24.99	—
iSANMATE ASA Glass Fibre Filament, Premium Anti-UV Weatherproof 3D Printer Fil	ASA	1 kg	5.0 out of 5 (4 Amazon ratings)	£24.99	£24.99	—
ERYONE TPU Filament 1.75mm +/-0.03mm, Flexible TPU 85A 3D Printer Filament 1kg	TPU	1 kg	4.5 out of 5 (47 Amazon ratings)	£24.99	£24.99	—
Kingroon Glow-in-the-Dark Rainbow Tints 3D Printer Filament PLA, Multi Colour	PLA	1 kg	4.6 out of 5 (49 Amazon ratings)	£24.99	£24.99	—
AMOLEN Silk PLA 3D Printer Filament, Multicolor 1.75mm PLA Shiny Gradient Fila	PLA	1 kg	4.6 out of 5 (11 Amazon ratings)	£25.00	£25.00	47% below
PLA Filament 1.75mm, GIANTARM New PLA 3D Printer Filament 1kg Spool (Transpare	PLA	1 kg	4.4 out of 5 (232 Amazon ratings)	£25.01	£25.01	—
PETG Filament,3D Printer Filament,GIANTARM PETG Filament 1.75mm,Dimensional Ac	PETG	1 kg	4.3 out of 5 (54 Amazon ratings)	£25.05	£25.05	7% below
GIANTARM PLA Filament 1.75 mm Blue, 3D Printer Filament PLA, Dimensional Accur	PLA	1 kg	4.3 out of 5 (24 Amazon ratings)	£25.05	£25.05	7% below
FUNFANG Flex Filament, 1KG/Spool 1.75mm Flexible TPU Filament Printing Materia	TPU	1 kg	—	£25.09	£25.09	—
FUNFANG Flex Filament, 1KG/Spool 1.75mm Flexible TPU Filament Printing Materia	TPU	1 kg	—	£25.09	£25.09	—
CCTREE Glow in the Dark ABS+ Filament 1.75mm, 1KG Spool, Glow Green	ABS	1 kg	4.0 out of 5 (29 Amazon ratings)	£25.09	£25.09	12% below
ERYONE PLA Silk Shiny 3D Printer Filament 1.75mm, Triple Silk PLA Filament, Co	PLA	0.25 kg	4.4 out of 5 (906 Amazon ratings)	£6.28	£25.12	Warehouse · 5% under new
TINMORRY PLA Filament 1.75 mm, Fast PLA 3D Printing Filament, Compatible with	PLA	1 kg	—	£25.15	£25.15	7% below
GIANTARM PLA Silk Filament 1.75 mm, 3D Printer Filament, PLA 1 kg Spool, Diame	PLA	1 kg	4.6 out of 5 (36 Amazon ratings)	£25.18	£25.18	—
GIANTARM TPU Filament 1.75 mm for 3D Printer 1 kg Red	TPU	1 kg	4.6 out of 5 (6 Amazon ratings)	£25.19	£25.19	7% below
iBOSS Silk PLA Filament 1.75 mm Two-Tone Black/Gold High Gloss Coextruded 3D P	PLA	1 kg	4.5 out of 5 (18 Amazon ratings)	£25.15	£25.20	10% below
iBOSS Silk Gradient PLA Plus (PLA+) 3D Printer Filament 1.75mm, 1kg, Gradient	PLA+	1 kg	4.0 out of 5 (21 Amazon ratings)	£25.27	£25.27	7% below
TINMORRY PLA Filament 1.75 mm, Fast PLA 3D Printing Filament, Compatible with	PLA	1 kg	—	£25.29	£25.29	6% below
YUANEANG Silk Rainbow PLA 3D Printer Filament 1.75mm, 1kg Spool, High Gloss Si	PLA	1 kg	—	£25.29	£25.29	—
Polymaker PE01006 PolyLite Filament ABS geruchsarm 1.75mm 1000g yellow1 pc(s)	ABS	1 kg	4.6 out of 5 (1,254 Amazon ratings)	£25.30	£25.30	—
Polymaker PE01009 PolyLite Filament ABS geruchsarm 1.75mm 1000g Orange 1 pc(s)	ABS	1 kg	4.6 out of 5 (1,254 Amazon ratings)	£25.30	£25.30	—
Fuel Standard PLA 3D Printing Filament - Made in USA with Dimensional Accuracy	PLA	1 kg	4.3 out of 5 (269 Amazon ratings)	£25.33	£25.33	48% below
Filament TPU (Thermoplastic Polyurethane) 1.75 mm, TINMORRY 3D Printing Materi	TPU	1 kg	3.6 out of 5 (10 Amazon ratings)	£25.33	£25.33	16% below
iBOSS Tri-color PLA+ Silk Filament 1.75mm 3D Printer Filament PLA Plus+/-0.02m	PLA+	1 kg	4.3 out of 5 (10 Amazon ratings)	£25.39	£25.39	8% below
Winkle Petg Filament 1.75mm Jet Black 3D Printing Filament 1000kg Spool	PETG	1 kg	4.1 out of 5 (59 Amazon ratings)	£25.41	£25.41	—
PLA Plus (PLA+) Shiny Silk 3D Printer Filament 1.75 mm, Silk PLA+ Filament 1.7	PLA+	1 kg	4.1 out of 5 (12 Amazon ratings)	£25.41	£25.41	—
Winkle PLA Filament \| PLA 1.75 mm \| 3D Printer Filament \| Fluorescent Pink \| 1	PLA	1 kg	4.2 out of 5 (552 Amazon ratings)	£25.42	£25.42	7% below

Guides

Bed adhesion: what actually works
Glue sticks, hairspray, rafts, brims and expensive surfaces — an honest ranking of what fixes prints coming loose, starting with the free fix that solves most cases.
Do you need a filament dryer?
Wet filament is real and ruins prints, but a dedicated dryer is not the only answer. How to tell if moisture is your problem, and what to do about it.
Filament storage: dry boxes, vacuum bags and desiccant
Keeping filament dry is cheaper than drying it out. What actually works, what desiccant to use, and why the little sachet in the bag is already spent.
First layer calibration, properly
Nearly every adhesion problem and half of all print failures start in the first layer. How to set Z offset by eye, and what a good first layer actually looks like.

Best-selling Filament by year — which actually sold best, going back several years, ranked by sales position rather than opinion.