u3 micro sd card 128gb for dash cam nextbase
Skip itBrand-locked demand (top 5 brands take 100% of clicks) — this niche doesn't clear our bar today.
Avg price
Incredible£29.47avg listing price — sweet spot $15–$100
Price range
Great£10.45–£86.21cheapest to priciest tracked listing — scored on the share inside $15–$100
Returns
Great1.3%return rate — above 5% kills the launch gate
Conversion
Good6.7%search→purchase rate — share of searches ending in a sale
Quality gap
Okay4.5★avg incumbent rating — lower means beatable quality
Growth
Bad-8.6%90-day search growth — must beat 0% to launch
Market size
Bad£80K£80K/yr · 41K searches
Review moat
Bad30,564avg incumbent reviews — the moat a new listing must climb
Competition
Bad90%top-5 click share — a locked-up shelf
Brand share
Bad100%top-5 brand share — brand-locked demand
According to Flapen's Amazon United Kingdom niche tracking, u3 micro sd card 128gb for dash cam nextbase is a £80K/yr Amazon United Kingdom market (41K searches/yr). The top 5 brands hold 100% of demand. Verdict: Skip it — 37/100.
Data updated Jul 21, 2026 · scored weekly · How we score niches
u3 micro sd card 128gb for dash cam nextbase market data
- Units sold / yr
- 3K–4K
- avg 250–500/product
- Revenue / yr
- £88K–£118K
- units × avg price
- Conversion rate
- 6.7%
- Avg BSR
- #52
- Page quality
- 0%
- Prime
- 100%
- Sponsored
- 50%
- Out of stock
- 19.7%
- Avg brand age
- 49 months
- Avg seller age
- 194 days
Competition & brand share
The top 5 products capture 90% of clicks — a locked-up shelf that new listings rarely crack.Brands
5 rising
Sellers
47
Top-5 brand share
100%
Top 20: 100%
Top-5 click share
90%
Top 20: 100%
Open market
0%
- Nextbase75%
- SanDisk15%
- Digi-Chip4%
- Amazon Basics3%
- Mystor3%
- Open — no brand owns it (0%)
Demand & seasonality
Weekly Amazon search volume, last 104 weeks — -8.6% search growth over the last 90 days.No pronounced peak months · busiest ÷ quietest = 1.4×
Top u3 micro sd card 128gb for dash cam nextbase search terms
- nextbase sd card29K/yr
- nextbase micro sd card4K/yr
- nextbase sd card for dash cam4K/yr
- nextbase sd card 128gb2K/yr
- u3 micro sd card 128gb for dash cam nextbase926/yr
- nextbase micro sd card for dash cam881/yr
Top u3 micro sd card 128gb for dash cam nextbase 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.
All 8 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
Nextbase 32GB U3 Micro SD Card - Includes Micro SD-to-SD Adapter - Ultra High Speed Memory Card Compatible with Series 1 and 2 Nextbase Dash Cam Range - Dash Camera Accessories
Nextbase£17.864.6★3,251 rev
Nextbase 256GB U3 Micro SD Card - Includes Micro SD-to-SD Adapter - Ultra High Speed Memory Card Compatible with Nextbase Dash Cam 522GW and 622GW - Dash Camera Accessories
Nextbase£86.214.6★3,251 rev
Nextbase 128GB U3 Micro SD Card - Includes Micro SD-to-SD Adapter - Ultra High Speed Memory Card Compatible with Series 1 and 2 Nextbase Dash Cam Range - Dash Camera Accessories
Nextbase£54.004.6★3,251 rev
SanDisk 128GB High Endurance microSDXC card for IP cams & dash cams + SD adapter up to 10 000 Hours Full HD / 4K videos up to 100 MB/s UHS-I Class 10 U3 V30
SanDisk£20.634.6★36,846 rev
SanDisk 128GB Extreme microSDXC card +SD adapter microSD card for smartphones action cameras drones V30 up to 190 MB/s SanDisk QuickFlow Technology RescuePro Deluxe UHS-I 4k V30 A2 U3
SanDisk£16.454.7★101,677 rev
Newest
by launch date
Mystor Micro SD Memory Card for Nextbase 522GW 322GW 422GW 622GW IQ 1K 2K 4K Nextbase MicroSD card Dash Cam Micro SD Memory Cards Dash Cam Video Speed V30 UHS-1 U3 (128GB MicroSD RapidEdge)
Mystor£17.1329 rev
Nextbase 256GB U3 Micro SD Card - Includes Micro SD-to-SD Adapter - Ultra High Speed Memory Card Compatible with Nextbase Dash Cam 522GW and 622GW - Dash Camera Accessories
Nextbase£86.213,251 rev
SanDisk 128GB Extreme microSDXC card +SD adapter microSD card for smartphones action cameras drones V30 up to 190 MB/s SanDisk QuickFlow Technology RescuePro Deluxe UHS-I 4k V30 A2 U3
SanDisk£16.45101,677 rev
Nextbase 32GB U3 Micro SD Card - Includes Micro SD-to-SD Adapter - Ultra High Speed Memory Card Compatible with Series 1 and 2 Nextbase Dash Cam Range - Dash Camera Accessories
Nextbase£17.863,251 rev
Amazon Basics microSDXC Memory Card with Full Size Adapter A2 U3 Read Speed up to 100 MB/s 128GB Black
Amazon Basics£10.4596,025 rev
Trending
90-day click momentumNextbase 256GB U3 Micro SD Card - Includes Micro SD-to-SD Adapter - Ultra High Speed Memory Card Compatible with Nextbase Dash Cam 522GW and 622GW - Dash Camera Accessories
Nextbase£86.214.6★
Digi-Chip 64GB Micro-SD Memory Card for Nextbase Dash Cam 122 222 322GW 422GW 522GW 622GW
Digi-Chip£13.074.4★
Mystor Micro SD Memory Card for Nextbase 522GW 322GW 422GW 622GW IQ 1K 2K 4K Nextbase MicroSD card Dash Cam Micro SD Memory Cards Dash Cam Video Speed V30 UHS-1 U3 (128GB MicroSD RapidEdge)
Mystor£17.133.9★
SanDisk 128GB Extreme microSDXC card +SD adapter microSD card for smartphones action cameras drones V30 up to 190 MB/s SanDisk QuickFlow Technology RescuePro Deluxe UHS-I 4k V30 A2 U3
SanDisk£16.454.7★
Nextbase 128GB U3 Micro SD Card - Includes Micro SD-to-SD Adapter - Ultra High Speed Memory Card Compatible with Series 1 and 2 Nextbase Dash Cam Range - Dash Camera Accessories
Nextbase£54.004.6★
What buyers say about u3 micro sd card 128gb for dash cam nextbase
What buyers praise and complain about, mined from review topics.What buyers love
“Good quality card”
“Good value for money”
“It just works”
“Good storage”
“great compatibility”
“Fast speed”
“Usefull and fitted my camera”
“Always reliable”
“Recording is smooth as is playback”
“it is pretty quick”
What buyers complain about
“Doesn't work with my PSP”
“Card doesn't work”
“then broke”
“Overpriced”
“Should have taken note of other reviews stating how unreliable these are”
“Nextbase are not the best dash camera”
“it shows as zero capacity”
“claimed speed was wrong”
“i rust sandisk more then many other companys with sd cards”
“heat doesnt seem to impact their performance”
Top return reasons
Common questions
- Is u3 micro sd card 128gb for dash cam nextbase profitable to sell on Amazon United Kingdom?
- The niche generates £80K/yr across 8 tracked products. 90-day search growth is -8.6%. Flapen's verdict: Skip it (37/100).
- How competitive is the u3 micro sd card 128gb for dash cam nextbase niche?
- 5 brands and 47 sellers compete. The top 5 products take 90% of clicks and top 5 brands hold 100% of demand.
- What do buyers complain about in u3 micro sd card 128gb for dash cam nextbase?
- Top complaints mined from reviews: Compatibility-Overall, Functionality-Overall, Durability. The return rate is 1.3%.
- When does demand for u3 micro sd card 128gb for dash cam nextbase peak?
- Demand is steady year-round — the busiest month runs 1.4× the quietest.
- What does it cost to enter the u3 micro sd card 128gb for dash cam nextbase niche?
- Listings span £10.45–£86.21; the average listing price is £29.47 (sweet spot $15–$100). The average incumbent carries 30,564 reviews — the moat a new listing must climb.