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rp2040

Worth a look

Shows a thin review moat (44 avg reviews), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.

Market size 14Growth 96Conversion 70Competition 39Returns 97Price range 60Avg price 51Brand share 27Review moat 98Quality gap 77

Review moat

Incredible44.05

avg incumbent reviews — the moat a new listing must climb

Returns

Incredible0.6%

return rate — above 5% kills the launch gate

Growth

Incredible+139.1%

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

Quality gap

Great4.3★

avg incumbent rating — lower means beatable quality

Conversion

Good6.4%

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

Price range

Good$8.10–$25.50

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

Avg price

Good$12.10

avg listing price — sweet spot $15–$100

Competition

Okay62%

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

Brand share

Okay89%

top-5 brand share — brands hold most of the demand

Market size

Bad$56K

$56K/yr · 72K searches

According to Flapen's Amazon United States niche tracking, rp2040 is a $56K/yr Amazon United States market (72K searches/yr). The top 5 brands hold 89% of demand. Verdict: Worth a look — 60/100.

Data updated Jul 21, 2026 · scored weekly · How we score niches

rp2040 market data

Units sold / yr
4K–5K
avg 100–250/product
Revenue / yr
$48K–$61K
units × avg price
Conversion rate
6.4%
Avg BSR
#1,242
Page quality
0%
Prime
91%
Sponsored
91%
Out of stock
2.4%
Avg brand age
32 months
Avg seller age
190 days

Competition & brand share

The top 5 products take 62% of clicks — established leaders, but buyers still shop beyond them.

Brands

11 rising

Sellers

15

Top-5 brand share

89%

Top 20: 100%

Top-5 click share

62%

Top 20: 98%

Open market

7%

  • hiBCTR25%
  • DWEII21%
  • EC Buying20%
  • waveshare16%
  • seeed studio6%
  • HiLetgo4%
  • Open — no brand owns it (5 brands, 7%)

Demand

Weekly Amazon search volume, last 10 weeks — +139.1% search growth over the last 90 days.
5K4KMay '26May '26May '26Jun '26Jun '26Jun '26Jun '26Jul '26Jul '26Jul '26

Top rp2040 search terms

  • rp204046K/yr
  • rp2040 zero14K/yr
  • rp2040-zero7K/yr
  • raspberry pi rp20403K/yr
  • rp2040 microcontroller3K/yr
All search terms

Top rp2040 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.

0%5%$3K10%$6K15%$8K20%$11K1101001K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 22 tracked products in this niche — three views at once, no toggling.

What buyers say about rp2040

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

What buyers love

Advertised Vs Actual Product18%

“Works as advertised”

Value For Money18%

“Excellent Value”

Compatibility-Overall14%

“Compatible with Rasp Pi Pico”

Ease Of Use9%

“Easy to use”

Quality-Overall9%

“The quality feels good”

Size-Overall4%

“that's ok with the smaller size and less weight”

Software/Application4%

“Porting a program from Arduino to the RP2040 is relatively simple”

Instructions/User Manual/Troubleshooting4%

“Documentation is readily available online”

Design-Overall4%

“Perfect for small projects”

Durability3%

“did not break/die. which I've heard is a risk for PicoFlasher”

What buyers complain about

Functionality-Overall35%

“therefore cannot be used”

Quality-Overall15%

“Bad batch”

Connectivity-Overall10%

“still no connection”

Size-Overall10%

“Even though this is so small”

Compatibility-Overall6%

“and none of them were recognized”

Ease Of Use4%

“was very inconvenient to what I was using it for”

Durability4%

“They stopped working after a while”

Value For Money3%

“Complete waste of money and time”

Software/Application2%

“don't have an application for them yet”

Touch/Button Controls1%

“BOOTSEL button doesn't do anything”

Top return reasons

Functionality-Overall32%
Defective Material/Parts14%
Connectivity-Overall14%
Compatibility-Overall11%
Advertised Vs Actual Product5%
Software/Application4%
Value For Money4%
Socket/Port/Plug3%
Heating3%
Size-Overall3%

Common questions

Is rp2040 profitable to sell on Amazon United States?
The niche generates $56K/yr across 22 tracked products. 0 of 3 products launched in the last 360 days are still selling. 90-day search growth is +139.1%. Flapen's verdict: Worth a look (60/100).
How competitive is the rp2040 niche?
11 brands and 15 sellers compete. The top 5 products take 62% of clicks and top 5 brands hold 89% of demand.
What do buyers complain about in rp2040?
Top complaints mined from reviews: Functionality-Overall, Quality-Overall, Connectivity-Overall. The return rate is 0.6%.
What does it cost to enter the rp2040 niche?
Listings span $8.10–$25.50; the average listing price is $12.10 (sweet spot $15–$100). The average incumbent carries 44 reviews — the moat a new listing must climb.