Is sunlu petg profitable to sell on Amazon United States?

The niche generates $2.4M/yr across 35 tracked products. 6 of 6 products launched in the last 360 days are still selling. 90-day search growth is -10.7%. Flapen's verdict: Worth a look (63/100).

How competitive is the sunlu petg niche?

11 brands and 18 sellers compete. The top 5 products take 46% of clicks and top 5 brands hold 92% of demand.

What do buyers complain about in sunlu petg?

Top complaints mined from reviews: Print Quality, Quality-Overall, Adhesion/Stickiness. The return rate is 0.8%.

When does demand for sunlu petg peak?

Demand peaks in Feb–Mar–Apr–May; the busiest month runs 5.1× the quietest.

What does it cost to enter the sunlu petg niche?

Listings span $10.02–$131.34; the average listing price is $29.71 (sweet spot $15–$100). The average incumbent carries 1,518 reviews — the moat a new listing must climb.

sunlu petg

Worth a look

Shows low returns (0.8%), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.

Returns

Incredible0.8%

return rate — above 5% kills the launch gate

Market size

Incredible$2.4M

$2.4M/yr · 964K searches

Avg price

Incredible$29.71

avg listing price — sweet spot $15–$100

Conversion

Great8.3%

search→purchase rate — share of searches ending in a sale

Price range

Good$10.02–$131.34

cheapest to priciest tracked listing — scored on the share inside $15–$100

Competition

Good46%

top-5 click share — leaders hold, buyers still browse

Quality gap

Good4.4★

avg incumbent rating — lower means beatable quality

Review moat

Okay1,518.23

avg incumbent reviews — the moat a new listing must climb

Growth

Bad-10.7%

90-day search growth — must beat 0% to launch

Brand share

Bad92%

top-5 brand share — brand-locked demand

According to Flapen's Amazon United States niche tracking, sunlu petg is a $2.4M/yr Amazon United States market (964K searches/yr). The top 5 brands hold 92% of demand. Demand peaks in Feb–Mar–Apr–May. Verdict: Worth a look — 63/100.

Data updated Aug 6, 2026 · scored weekly · How we score niches

sunlu petg market data

Units sold / yr: 60K–80K; avg 2,500–3,000/product
Revenue / yr: $1.8M–$2.4M; units × avg price
Conversion rate: 8.3%
Avg BSR: #69
Page quality: 0%
Prime: 100%
Sponsored: 94%
Out of stock: 1.5%
Avg brand age: 32 months
Avg seller age: 136 days

Competition & brand share

The top 5 products take 46% of clicks — established leaders, but buyers still shop beyond them.

Brands

11 falling

Sellers

Top-5 brand share

92%

Top 20: 100%

Top-5 click share

46%

Top 20: 83%

Open market

SUNLU66%
ELEGOO10%
YOOPAI9%
OVERTURE5%
Yoopai3%
SOLEYIN2%
Open — no brand owns it (5 brands, 6%)

Demand & seasonality

Weekly Amazon search volume, last 83 weeks — -10.7% search growth over the last 90 days.

Peak months: Feb, Mar, Apr, May · busiest ÷ quietest = 5.1×

Open Trend

Top sunlu petg search terms

sunlu petg300K/yr -18.9%4.0% conv.
black petg79K/yr +7.3%16.0% conv.
matte petg69K/yr -1.0%1.1% conv.
petg filament bundle65K/yr -10.7%0.4% conv.
petg black51K/yr +6.7%13.1% conv.
sunlu petg filament52K/yr -20.0%3.3% conv.
petg bundle46K/yr -2.4%0.4% conv.
black petg filament34K/yr +10.9%14.2% conv.
petg refill34K/yr -10.6%1.6% conv.
petg matte30K/yr -0.6%1.4% conv.

All search terms

Top sunlu petg products on Amazon

Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.

Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 24 tracked products in this niche — three views at once, no toggling.

Top sellers

by 90-day click share

SUNLU PETG Filament 1.75mm 1kg Black

SUNLU$14.164.7★316 rev

SUNLU PETG Filament 1.75mm 4kg 2 Black+2 Black

SUNLU$40.834.6★376 rev

SUNLU High Speed PETG 3D Printer Filament 1.75mm 1kg Spool Black

SUNLU$15.184.2★1,453 rev

Official SUNLU PETG Filament 1.75mm 2kg(4.4lbs) 3D Printer Filament Bundle Strong Toughness Better Layer Adhesion Dimensional Accuracy +/- 0.02mm Black+Black

YOOPAI$22.704.5★1,404 rev

ELEGOO PETG Filament 1.75mm Black 1KG 3D Printer Filament Dimensional Accuracy +/- 0.02 mm 1kg Spool(2.2lbs) Fits for Most FDM 3D Printers

ELEGOO$12.574.6★1,679 rev

Newest

by launch date

SUNLU PETG Filament Refill 1.75mm 1KG Matte Black

SUNLU$16.28243 rev

5mo ago

SUNLU PETG Filament 1.75mm 2kg Black+Black

SUNLU$24.54309 rev

10mo ago

SUNLU PETG Filament 1.75mm 2kg Black+White

SUNLU$25.90309 rev

10mo ago

Soleyin PETG 3D Printer Filament 1.75mm Neatly Wound Strong Toughness Filament Smooth Glossy Finish 1 kg Spool(2.2lbs) Dimensional Accuracy +/- 0.02mm Fit Most FDM Printers(Black)

SOLEYIN$11.02244 rev

1y ago

SUNLU Filament Refill 1.75mm 4 Black

SUNLU$40.8670 rev

1y ago

What buyers say about sunlu petg

What buyers praise and complain about, mined from review topics.

What buyers love

Quality-Overall26%

“Smooth, repeatable quality”

Value For Money21%

“Decent value”

Material Quality9%

“Good material”

Adhesion/Stickiness7%

“Layer adhesion is strong”

Compatibility-Overall5%

“Compatible with all printers”

Color4%

“Vibrant color”

Advertised Vs Actual Product4%

“As advertised”

Efficiency4%

“Worked without issue”

Durability3%

“it holds up great”

Functionality-Overall2%

“performs consistently without any issues”

What buyers complain about

Print Quality24%

“not really good on printing”

Quality-Overall19%

“Not usual quality”

Adhesion/Stickiness9%

“adhesion fails often”

Color5%

“it is very pale”

Functionality-Overall4%

“does not work well”

Strength4%

“Very brittle”

Heating3%

“Can be finicky with temps”

Ease Of Use3%

“Hard to work with”

Material Quality3%

“Material mix up”

Advertised Vs Actual Product2%

“Not as described”

Top return reasons

Print Quality14%

Advertised Vs Actual Product10%

Value For Money10%

Functionality-Overall10%

Color10%

Material Quality8%

Defective Material/Parts8%

Adhesion/Stickiness5%

Product Condition5%