---
title: "Dong Currency — $70K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/health-household/dong-currency"
last_updated: "2026-08-11T14:09:46.409Z"
locale: en
meta:
description: "Niche score 42/100 · $70K/yr market · 8K searches/yr · $79.55 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 42/100 · $70K/yr market · 8K searches/yr · $79.55 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Dong Currency — $70K/yr Amazon US Niche (2026) - Flapen"
---
# **dong currency**
**Skip it**
A concentrated shelf (top 5 take 100% of clicks) — this niche doesn't clear our bar today.
Market size 17Growth 39Conversion 89Competition 0Returns 100Price range 95Avg price 82Brand share 0Review moat 100Quality gap 8
**Review moat**
**Incredible****9.75**
avg incumbent reviews — the moat a new listing must climb
**Returns**
**Incredible****0.0%**
return rate — above 5% kills the launch gate
**Price range**
**Incredible****$72.81–$84.86**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Conversion**
**Great****10.5%**
search→purchase rate — share of searches ending in a sale
**Avg price**
**Great****$79.55**
avg listing price — sweet spot $15–$100
**Growth**
**Okay****+11.0%**
90-day search growth — must beat 0% to launch
**Market size**
**Bad****$70K**
$70K/yr · 8K searches
**Quality gap**
**Bad****4.9★**
avg incumbent rating — lower means beatable quality
**Competition**
**Bad****100%**
top-5 click share — a locked-up shelf
**Brand share**
**Bad****100%**
top-5 brand share — brand-locked demand
**Signals**[** Low Review Barrier**](https://flapen.com/research/niches?market=us&signal=low_review_barrier "Top brand's reviews < 500") [** High Price**](https://flapen.com/research/niches?market=us&signal=high_price "Avg price > $50")
According to Flapen's Amazon United States niche tracking, dong currency is a $70K/yr Amazon United States market (8K searches/yr). The top 5 brands hold 100% of demand. Demand peaks in Jul. Verdict: Skip it — 42/100.
Data updated Jul 16, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **dong currency market data**
- **Units sold / yr**
- **1K–2K**
- avg 100–250/product
- **Revenue / yr**
- **$99K–$119K**
- units × avg price
- **Conversion rate**
- **10.5%**
- **Avg BSR**
- **#298**
- **Page quality**
- **0%**
- **Prime**
- **0%**
- **Sponsored**
- **75%**
- **Out of stock**
- **23.1%**
- **Avg brand age**
- **52 months**
- **Avg seller age**
- **139 days**
## **Competition & brand share**
The top 5 products capture 100% of clicks — a locked-up shelf that new listings rarely crack.
**Brands**
**1 **—flat
**Sellers**
**9**
**Top-5 brand share**
**100%**
Top 20: 100%
**Top-5 click share**
**100%**
Top 20: 100%
**Open market**
**0%**
- WORLDCOLLECTOR100% - Open — no brand owns it (0%)
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — +11.0% search growth over the last 90 days.
1K600Spike '24Black Friday '24Spike '25Prime Day '25Spike '26Prime Day '26 seasonSepDecMarJunAugNovMarMay
Peak months: Jul · busiest ÷ quietest = 3.0×
[**Open Trend **](https://flapen.com/research/us/health-household/dong-currency/trend)
## **Top dong currency search terms**
- **vietnamese dong currency**4K/yr+56.1%3.9% conv. - **vietnamese dong**3K/yr-19.3%4.3% conv. - **vietnamese dong currency 1 million**2K/yr-27.1%4.4% conv. [**All search terms **](https://flapen.com/research/us/health-household/dong-currency/search-terms)
## **Top dong currency 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%15%$10K30%$21K45%$31K60%$42K110100 Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)1 product missing review or click data not plotted
All 4 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**2 x 500K VND - Total 1 Million Dong - 500 000 Dong UNC Uncirculated 100% Authentic Banknote Polymer**WORLDCOLLECTOR**$84.86**4.8★27 rev](https://www.amazon.com/dp/B0F1MJG8MG) [2**WORLDCOLLECTOR 2 x 500 000 Dongs P-124 UNC Polymer VND Total One Million Dongs**WORLDCOLLECTOR**$72.81**4.8★6 rev](https://www.amazon.com/dp/B0FPYVMXTV) [3**WORLDCOLLECTOR 2 x 500 000 VND - 1 Million VND - UNC Uncirculated 100% Authentic**WORLDCOLLECTOR**$76.47**5.0★6 rev](https://www.amazon.com/dp/B0D8VPSQBX) [4**4 x 200 000 Dong Uncirculated UNC. Total 800 000 VND**WORLDCOLLECTOR**$84.07**0.0★0 rev](https://www.amazon.com/dp/B0DYH5CQGQ)
### **Newest**
by launch date
[**WORLDCOLLECTOR 2 x 500 000 Dongs P-124 UNC Polymer VND Total One Million Dongs**WORLDCOLLECTOR**$72.81**6 rev10mo ago](https://www.amazon.com/dp/B0FPYVMXTV) [**2 x 500K VND - Total 1 Million Dong - 500 000 Dong UNC Uncirculated 100% Authentic Banknote Polymer**WORLDCOLLECTOR**$84.86**27 rev1y ago](https://www.amazon.com/dp/B0F1MJG8MG) [**4 x 200 000 Dong Uncirculated UNC. Total 800 000 VND**WORLDCOLLECTOR**$84.07**0 rev1y ago](https://www.amazon.com/dp/B0DYH5CQGQ) [**WORLDCOLLECTOR 2 x 500 000 VND - 1 Million VND - UNC Uncirculated 100% Authentic**WORLDCOLLECTOR**$76.47**6 rev2y ago](https://www.amazon.com/dp/B0D8VPSQBX)
### **Trending**
90-day click momentum
[**WORLDCOLLECTOR 2 x 500 000 Dongs P-124 UNC Polymer VND Total One Million Dongs**WORLDCOLLECTOR**$72.81**4.8★**▲ 21%**](https://www.amazon.com/dp/B0FPYVMXTV) [**WORLDCOLLECTOR 2 x 500 000 VND - 1 Million VND - UNC Uncirculated 100% Authentic**WORLDCOLLECTOR**$76.47**5.0★**— 6%**](https://www.amazon.com/dp/B0D8VPSQBX) [**2 x 500K VND - Total 1 Million Dong - 500 000 Dong UNC Uncirculated 100% Authentic Banknote Polymer**WORLDCOLLECTOR**$84.86**4.8★**— 9%**](https://www.amazon.com/dp/B0F1MJG8MG) [**4 x 200 000 Dong Uncirculated UNC. Total 800 000 VND**WORLDCOLLECTOR**$84.07**0.0★**▼ 20%**](https://www.amazon.com/dp/B0DYH5CQGQ)
## **What buyers say about dong currency**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Advertised Vs Actual Product**100%
*“As described very nice clean notes”*
## **Common questions**
- **Is dong currency profitable to sell on Amazon United States?**
- The niche generates $70K/yr across 4 tracked products. 1 of 1 products launched in the last 360 days are still selling. 90-day search growth is +11.0%. Flapen's verdict: Skip it (42/100).
- **How competitive is the dong currency niche?**
- 1 brands and 9 sellers compete. The top 5 products take 100% of clicks and top 5 brands hold 100% of demand.
- **When does demand for dong currency peak?**
- Demand peaks in Jul; the busiest month runs 3.0× the quietest.
- **What does it cost to enter the dong currency niche?**
- Listings span $72.81–$84.86; the average listing price is $79.55 (sweet spot $15–$100). The average incumbent carries 10 reviews — the moat a new listing must climb.
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