portable monitor 4k
Skip itSoft demand (-24.8% this quarter) — this niche doesn't clear our bar today.
Competition
Good50%top-5 click share — leaders hold, buyers still browse
Avg price
Okay£184.65avg listing price — sweet spot $15–$100
Review moat
Okay1,738.44avg incumbent reviews — the moat a new listing must climb
Returns
Okay4.0%return rate — above 5% kills the launch gate
Brand share
Okay84%top-5 brand share — brands hold most of the demand
Quality gap
Okay4.5★avg incumbent rating — lower means beatable quality
Market size
Okay£115K£115K/yr · 59K searches
Price range
Bad£52.80–£386.95cheapest to priciest tracked listing — scored on the share inside $15–$100
Growth
Bad-24.8%90-day search growth — must beat 0% to launch
Conversion
Bad1.1%search→purchase rate — share of searches ending in a sale
According to Flapen's Amazon United Kingdom niche tracking, portable monitor 4k is a £115K/yr Amazon United Kingdom market (59K searches/yr). The top 5 brands hold 84% of demand. Demand peaks in Oct–Nov–Dec. Verdict: Skip it — 32/100.
Data updated Jul 21, 2026 · scored weekly · How we score niches
portable monitor 4k market data
- Units sold / yr
- 250–500
- avg 0–100/product
- Revenue / yr
- £46K–£92K
- units × avg price
- Conversion rate
- 1.1%
- Avg BSR
- #152
- Page quality
- 0%
- Prime
- 100%
- Sponsored
- 100%
- Out of stock
- 14.8%
- Avg brand age
- 19 months
- Avg seller age
- 160 days
Competition & brand share
The top 5 products take 50% of clicks — established leaders, but buyers still shop beyond them.Brands
12 flat
Sellers
43
Top-5 brand share
84%
Top 20: 100%
Top-5 click share
50%
Top 20: 95%
Open market
10%
- UPERFECT47%
- cocopar12%
- ARZOPA10%
- Newsoul8%
- EVICIV7%
- Yodoit6%
- Open — no brand owns it (6 brands, 10%)
Demand & seasonality
Weekly Amazon search volume, last 81 weeks — -24.8% search growth over the last 90 days.Peak months: Oct, Nov, Dec · busiest ÷ quietest = 2.1×
Top portable monitor 4k search terms
- 4k portable monitor28K/yr
- portable monitor 4k23K/yr
- portable 4k monitor4K/yr
- uperfect 4k portable monitor4K/yr
Top portable monitor 4k 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 24 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
UPERFECT Portable Monitor 4K 16 | 1200 Nits Laptop Monitor | 3840 * 2400 UHD | 145% sRGB 2000:1 16:10 | USB-C & MINI HDMI | VESA & Smart Case | Outdoor Screen for Laptop Mini PC Phone Game Consoles
UPERFECT£220.494.6★5,019 rev
cocopar Portable Monitor 15.6 Inch 4K UHD 60Hz 145% sRGB Travel Monitor with Speaker HDMI USB-C Second Screen for Laptop MacBook Surface PC Xbox PS4/5 VESA Mountable with Kickstand
cocopar£179.584.8★6,118 rev
UPERFECT 14.5 4K Portable Monitor Aluminium 600 Nits 3840x2400 UHD Matte 16:10 Travel Screen w/Smart Cover 1.06B Colours USB-C Mini HDMI Metal Frame External Display for Laptop/PC/Phone/Game
UPERFECT£144.624.4★1,080 rev
UPERFECT Portable Monitor 4K 18.4 QLED 145% sRGB 400 Nits Laptop Monitor 3840 * 2160 UHD 1.07B Colours USB-C & HDMI VESA Ultra-Slim Travel Screen for Computer Mini PC Game Consoles
UPERFECT£210.204.4★1,098 rev
Yodoit 16 4K 1200 Nits Portable Monitor UHD 3840x2400 IPS Second External Display Laptop Screen Extender | USB-C & HDMI Connectivity Built-in Speakers with Smart Cover for PC Mac PS3/4/5 Xbox
Yodoit£162.324.3★7,138 rev
Newest
by launch date
UPERFECT QLED Portable Monitor 4K 18.4 145% sRGB Second Screen for Laptop
UPERFECT£222.731,751 rev
Zidreke 17.3 Portable Monitor 4K 3840x2160 UHD USB-C HDMI Laptop Display 100% Adobe RGB IPS Computer Gaming HDR Second Screen Extender Monitor With Speakers & Smart Cover for Xbox PS5 Switch PC
Zidreke£152.911 rev
UPERFECT OLED Portable Monitor 4K 3840x2160 13.3 Small Monitor with | 180% sRGB| 0.1ms 500 Nits | 100000:1 Contrast | Ultra-Slim All-Aluminium Alloy Design Second Screen w/VESA for Laptop PC Phone
UPERFECT£251.461,035 rev
UPERFECT Portable Monitor 4K 23.8 QLED| 400 Nits 24 Large Screen | 3840 * 2160 UHD 100% DCI-P3 | 1MS FreeSync | USB-C | VESA & Kickstand | Second Display for Laptop Mini PC Game Consoles
UPERFECT£328.34330 rev
Newsoul Portable Monitor 4K QLED 18.4 Laptop Monitor 3840×2160 UHD | 145% sRGB | 2000:1 | Built-in Adjustable Stand Speakers VESA USB-C Mini HDMI Travel Screen for Host PC Phone Game Console
Newsoul£227.69426 rev
Trending
90-day click momentumUPERFECT QLED Portable Monitor 4K 18.4 145% sRGB Second Screen for Laptop
UPERFECT£222.734.5★
UGREEN 16 Portable Monitor 2.5K QHD+ 2560×1600@165Hz HDR400 500nits
UGREEN£229.204.8★
Zidreke 17.3 Portable Monitor 4K 3840x2160 UHD USB-C HDMI Laptop Display 100% Adobe RGB IPS Computer Gaming HDR Second Screen Extender Monitor With Speakers & Smart Cover for Xbox PS5 Switch PC
Zidreke£152.915.0★
Newsoul Portable Monitor 4K QLED 18.4 Laptop Monitor 3840×2160 UHD | 145% sRGB | 2000:1 | Built-in Adjustable Stand Speakers VESA USB-C Mini HDMI Travel Screen for Host PC Phone Game Console
Newsoul£227.694.6★
Yodoit 16 4K 1200 Nits Portable Monitor UHD 3840x2400 IPS Second External Display Laptop Screen Extender | USB-C & HDMI Connectivity Built-in Speakers with Smart Cover for PC Mac PS3/4/5 Xbox
Yodoit£162.324.3★
What buyers say about portable monitor 4k
What buyers praise and complain about, mined from review topics.What buyers love
“nice resolution”
“the overall build quality feels solid for the price”
“easy to carry”
“affordable price”
“Nice and lightweight”
“Very easy to install”
“easy to operate”
“The monitor performs great on all brightness levels”
“Good size”
“It connect pretty easy”
What buyers complain about
“poor quality control”
“Broke really easily and quickly”
“Doesnt work with different cables”
“The screen hasnt turned on”
“Audio is terrible”
“The menu button is too small”
“Connection was unstable”
“Colour awful”
“comes with a. somewhat flimsy”
“brightness is a real issue”
Top return reasons
Common questions
- Is portable monitor 4k profitable to sell on Amazon United Kingdom?
- The niche generates £115K/yr across 25 tracked products. 8 of 14 products launched in the last 360 days are still selling. 90-day search growth is -24.8%. Flapen's verdict: Skip it (32/100).
- How competitive is the portable monitor 4k niche?
- 12 brands and 43 sellers compete. The top 5 products take 50% of clicks and top 5 brands hold 84% of demand.
- What do buyers complain about in portable monitor 4k?
- Top complaints mined from reviews: Quality-Overall, Durability, Compatibility-Overall. The return rate is 4.0%.
- When does demand for portable monitor 4k peak?
- Demand peaks in Oct–Nov–Dec; the busiest month runs 2.1× the quietest.
- What does it cost to enter the portable monitor 4k niche?
- Listings span £52.80–£386.95; the average listing price is £184.65 (sweet spot $15–$100). The average incumbent carries 1,738 reviews — the moat a new listing must climb.