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Single-spool filament, ranked by £/kg — page 27

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
Stronghero3D PLA 3D Printer Filament 1.75mm Vertigo Galaxy Rainbow Multicolors	PLA	1 kg	4.2 out of 5 (3,557 Amazon ratings)	£23.22	£23.22	5% below
YUANEANG Rainbow PLA 3D Printer Filament, 1KG Spool(2.2lbs) 1.75mm 3D Printing	PLA	1 kg	4.1 out of 5 (472 Amazon ratings)	£23.22	£23.22	—
TPU Filament Durable High Gloss 1.75 Mm 1 Kg Flexible Package for Consumable 3	TPU	1 kg	—	£23.23	£23.23	—
iBOSS PETG Filament 1.75 mm, High Strength and High Tenacity PETG 3D Printer F	PETG	1 kg	—	£23.41	£23.41	—
Siraya Tech Fibreheart ABS-GF 3D Printer Filament, High-Temp, Grey, 1kg	ABS	1 kg	4.5 out of 5 (66 Amazon ratings)	£23.44	£23.44	33% below
PrimaCreator EasyPrint 3D Printer Filament - PETG - 1.75mm - 1 kg (2.2 lbs) -	PETG	1 kg	4.3 out of 5 (82 Amazon ratings)	£23.46	£23.46	7% below
Stronghero3D PLA 3D Printer Filament 1.75mm,Galaxy Red,Black,Silk Purple,Net W	PLA	1 kg	4.2 out of 5 (3,557 Amazon ratings)	£23.46	£23.46	—
AMOLEN Silk PLA 3D Printer Filament, Shiny Multicolor Nebula Ribbon Rainbow PL	PLA	1 kg	3.7 out of 5 (8 Amazon ratings)	£23.48	£23.48	48% below
extrudr PLA NX2 Matte 1.75 mm 1 kg Yellow	PLA	1 kg	4.4 out of 5 (117 Amazon ratings)	£23.50	£23.50	10% below
ERYONE TPU Filament 1.75mm, 3D Printer Filament,Flexible 95A TPU, +/-0.03mm, 0	TPU	0.5 kg	4.5 out of 5 (2,364 Amazon ratings)	£11.75	£23.50	Warehouse · 30% under new
JUSTMAKER PETG Glass Fiber 3D Printer Filament, Updated Stronger Impact Resist	PETG	1 kg	4.1 out of 5 (71 Amazon ratings)	£23.51	£23.51	47% below
IEMAI PETG Filament 1.75mm 1KG, Yellow PETG 3D Printer Filament, Compatible wi	PETG	1 kg	4.6 out of 5 (33 Amazon ratings)	£23.51	£23.51	—
Polymaker 70846 PolyTerra PLA Filament PLA geringerer plasticgehalt 1.75mm 100	PLA	1 kg	4.6 out of 5 (5,264 Amazon ratings)	£23.52	£23.52	—
GIANTARM Silk Polylactic Acid (PLA) 3D Printer Filament, 1.75 mm, 1 kg Spool,	PLA	1 kg	—	£23.52	£23.52	—
kexcelled Matte PETG Filament, 1.75mm +/- 0.03mm, 1kg, Army Green	PETG	1 kg	4.1 out of 5 (128 Amazon ratings)	£23.53	£23.53	—
GIANTARM Silk Polylactic Acid (PLA) 3D Printer Filament, 1.75 mm, 1 kg Spool,	PLA	1 kg	—	£23.58	£23.58	—
YIWEOG 1KG/ Spool 1.75mm Flexible TPU Filament Printing Material Supplies Whit	TPU	1 kg	—	£23.59	£23.59	—
Yellow GIANTARM HS-PLA Filament 1 kg 1.75 mm	PLA	1 kg	4.9 out of 5 (10 Amazon ratings)	£23.61	£23.61	14% below
IEMAI PETG Filament 1.75mm 1KG, Pink PETG 3D Printer Filament, Compatible with	PETG	1 kg	4.6 out of 5 (33 Amazon ratings)	£23.63	£23.63	—
Polymaker HT-PLA-GF Filament 1.75mm Black, High Temp PLA for 3D Printing, Heat	PLA-CF	1 kg	4.6 out of 5 (109 Amazon ratings)	£23.64	£23.64	12% below
Polymaker PC01001 PolyLite Filament PC (Polycarbonat) Hohe Steifigkeit, hitzeb	PC	1 kg	4.5 out of 5 (250 Amazon ratings)	£23.67	£23.67	8% below
Kingroon High Speed PETG 3D Printer Filament 1.75mm, 3D Printer Rapid Filament	PETG	1 kg	4.4 out of 5 (228 Amazon ratings)	£23.68	£23.68	32% below
Kingroon High Speed PLA 3D Printer Filament 1.75mm, 3D Printer Rapid Filament	PLA	1 kg	4.6 out of 5 (219 Amazon ratings)	£23.70	£23.70	33% below
JUSTMAKER PETG Glass Fiber 3D Printer Filament, Updated Stronger Impact Resist	PETG	1 kg	4.0 out of 5 (70 Amazon ratings)	£23.70	£23.70	48% below
GIANTARM Filament PLA 1.75mm Silk Marble, 3D Printer PLA Filament 1kg Spool	PLA	1 kg	4.3 out of 5 (173 Amazon ratings)	£23.74	£23.74	7% below
IEMAI PETG Filament 1.75mm 1Kg, Marble PETG 3D Printer Filament, Compatible wi	PETG	1 kg	4.5 out of 5 (262 Amazon ratings)	£23.75	£23.75	—
TINMORRY PLA Filament 1.75 mm for 3D Printers, 1 kg, Matt White	PLA	1 kg	4.6 out of 5 (139 Amazon ratings)	£23.77	£23.77	9% below
FilaBees Transparent Filament Clear PETG 1.75mm,Rapid PETG High Toughness 3D P	PETG	1 kg	5.0 out of 5 (5 Amazon ratings)	£23.77	£23.77	—
LOVOON 3D Printer Filament, 1.75mm Rainbow Color Green-Red-Blue, 2.2lbs/Spool,	PLA	1 kg	4.5 out of 5 (1,390 Amazon ratings)	£23.78	£23.83	—
Carbon Fiber Polypropylene Filament 1.75mm, No Warping & Moisture Free Filamen	PP	0.7 kg	4.4 out of 5 (10 Amazon ratings)	£16.72	£23.89	Warehouse
TPU 3D Printer Filament 1.75mm 1KG Package High Accuracy Flexible TPU Filament	TPU	1 kg	—	£23.96	£23.96	—
PolyMaker PLA PRO Filament 1.75mm Yellow, Tough & High Rigidity 3D Printing Fi	PLA	1 kg	4.6 out of 5 (1,625 Amazon ratings)	£23.97	£23.97	32% below
ERYONE TPU Filament 1.75mm, 3D Drucker Filament TPU 0.5kg 1 Spool, -0.05mm, 95	TPU	0.5 kg	4.5 out of 5 (2,364 Amazon ratings)	£11.99	£23.98	—
Conjure PLA Glow Filament 1.75mm, Rainbow Multicolor,1kg Luminous Glowworm	PLA	1 kg	3.8 out of 5 (110 Amazon ratings)	£23.99	£23.99	—
HATCHBOX 1.75mm Cool Gray PLA 3D Printer Filament, 1 KG Spool, Dimensional Acc	PLA	1 kg	4.6 out of 5 (39,444 Amazon ratings)	£24.00	£24.00	—
GIANTARM PLA Filament 1.75 mm Skin Colour, 3D Printer Filament PLA, Accuracy +	PLA	1 kg	4.3 out of 5 (24 Amazon ratings)	£24.04	£24.04	7% below
TINMORRY PLA Filament 1.75 mm for 3D Printers, 1 kg, Matt Black	PLA	1 kg	4.6 out of 5 (139 Amazon ratings)	£24.15	£24.15	5% below
AMOLEN 3D Printer Filament Trip-Color Silk PLA Filament 1.75mm,Black Blue Purp	PLA	1 kg	4.7 out of 5 (66 Amazon ratings)	£24.16	£24.16	48% below
Stronghero3D PLA 3D Printer Filament Mirror Chrome Wizard Voodoo PLA 1.75mm 1k	PLA	1 kg	4.2 out of 5 (254 Amazon ratings)	£24.21	£24.21	13% below
iBOSS PLA+ Filament 1.75 mm Black 1 kg, PLA Plus 3D Printer Filament	PLA+	1 kg	4.4 out of 5 (779 Amazon ratings)	£24.24	£24.24	5% below
IEMAI PETG Filament 1.75mm 1KG, Orange PETG 3D Printer Filament, Compatible wi	PETG	1 kg	4.6 out of 5 (34 Amazon ratings)	£24.24	£24.24	—
colorFabb PLA High Speed Pro Iron Grey 3D Print Filament,1.75mm,1000g	PLA	1 kg	—	£24.26	£24.26	42% below
GIANTARM 1.75 mm PLA Filament, 3D Printer Filament 1 kg, +/- 0.02 mm Accuracy,	PLA	1 kg	4.7 out of 5 (14 Amazon ratings)	£24.28	£24.28	7% below
CCTREE Glow in the Dark ABS+ Filament 1.75mm, 1KG Spool, Glow Blue	ABS	1 kg	4.1 out of 5 (30 Amazon ratings)	£24.28	£24.28	—
AMOLEN Silk PLA 3D Printer Filament, Shiny Multicolor Kingfisher Rainbow PLA F	PLA	1 kg	4.4 out of 5 (211 Amazon ratings)	£24.30	£24.30	48% below
SUNLU Easy PA Filament 1.75mm 1KG, Nylon 6+66 3D Printer Filament, Polyamide (	Nylon	1 kg	4.4 out of 5 (31 Amazon ratings)	£24.30	£24.30	Like New · 2% under new
Stronghero3D PETG 3D Printer Filament 1.75mm,Multicolors,Translucent Rainbow,1	PETG	1 kg	4.4 out of 5 (2,524 Amazon ratings)	£24.31	£24.31	—
eSUN Flexible TPE Filament 1.75mm 1KG, High Elasticity TPE 83A,Black	TPU	1 kg	4.2 out of 5 (374 Amazon ratings)	£24.35	£24.35	5% below
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)	£24.35	£24.35	10% below
TINMORRY PLA Filament 1.75 mm for 3D Printers, 1 kg, Orange	PLA	1 kg	—	£24.35	£24.35	9% below
iBOSS Gradient PLA Plus 3D Printer Filament 1.75 +/- 0.02 mm, 1 kg Spool (2.2	PLA+	1 kg	4.0 out of 5 (21 Amazon ratings)	£24.36	£24.36	5% below
OVERTURE PLA Filament 1.75mm, Polylactic Acid 3D Printer Filament, 4kg Cardboa	PLA	4 kg	4.3 out of 5 (128 Amazon ratings)	£97.43	£24.36	—
TINMORRY PLA Filament 1.75 mm, Fast PLA 3D Printing Filament, Compatible with	PLA	1 kg	—	£24.37	£24.37	5% below
TINMORRY PLA Filament 1.75 mm, Fast PLA 3D Printing Filament, Compatible with	PLA	1 kg	—	£24.37	£24.37	—
GIANTARM Matte PLA Filament, 1.75 mm Filament for 3D Printers, 1 kg Spool Matt	PLA	1 kg	4.3 out of 5 (230 Amazon ratings)	£24.39	£24.39	—
Siraya Tech Flex TPU 64D – High Elastic 3D Printer Filament, White, 1kg	TPU	1 kg	4.5 out of 5 (25 Amazon ratings)	£24.41	£24.41	5% below
ERYONE Engineering Filament, 1.75mm 3D Printing Filament, Dimensional Accuracy	PP	0.9 kg	4.5 out of 5 (58 Amazon ratings)	£21.99	£24.43	—
ERYONE Engineering Filament, 1.75mm 3D Printing Filament, Dimensional Accuracy	PP	0.9 kg	4.5 out of 5 (58 Amazon ratings)	£21.99	£24.43	—
TINMORRY PLA Filament 1.75 mm for 3D Printers, 1 kg, Matt Light Green	PLA	1 kg	4.6 out of 5 (138 Amazon ratings)	£24.46	£24.46	17% below
GIANTARM Matte PLA Filament, 1.75 mm Filament for 3D Printers, 1 kg Spool, Mat	PLA	1 kg	4.3 out of 5 (230 Amazon ratings)	£24.47	£24.47	8% 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.