mini generator portable
Skip itA small market ($48K/yr) — this niche doesn't clear our bar today.
Avg price
Great$50.50avg listing price — sweet spot $15–$100
Quality gap
Good4.3★avg incumbent rating — lower means beatable quality
Competition
Good47%top-5 click share — leaders hold, buyers still browse
Price range
Good$19.86–$177.91cheapest to priciest tracked listing — scored on the share inside $15–$100
Brand share
Okay80%top-5 brand share — brands hold most of the demand
Review moat
Okay2,609.29avg incumbent reviews — the moat a new listing must climb
Returns
Okay4.5%return rate — above 6% kills the launch gate
Growth
Bad-4.3%90-day search growth — must beat 0% to launch
Conversion
Bad1.4%search→purchase rate — share of searches ending in a sale
Market size
Bad$48K$48K/yr · 66K searches
Competition
The top 5 products take 47% of clicks — established leaders, but buyers still shop beyond them.Brands
16 rising
Sellers
26
Top-5 brand share
80%
Open market
17%
- Ecarke51%
- LIVOWALNY10%
- Azocek8%
- MARBERO6%
- DaranEner4%
- Jackery4%
- Open — no brand owns it (10 brands, 17%)
Product shelf
Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.
All 31 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
Ecarke 220W Portable Power Inverter Compatible with DeWALT 20V Battery (Tool Only) DC 20V to AC 110V Power Station with 1 AC Outlet 2 USB-A 1 Type-C & LED Light for Camping Outdoor Emergency
Ecarke$27.434.3★2,077 rev
Ecarke 220W Portable Power Inverter Compatible with Milwaukee 18V Battery (Tool Only) DC 18V to AC 110V Power Station with 1 AC Outlet 2 USB-A 1 Type-C & LED Light for Camping Outdoor Emergency
Ecarke$27.474.3★2,077 rev
LIVOWALNY 200W-250W Power Inverter Compatible with DeWALT 20V Battery DC 20V to AC 110V-120V Portable Power Inverter 1 AC Outlet 2 USB Ports & 1 Type-C Port Adjustable LED Work Light (Tool Only)
LIVOWALNY$27.784.3★2,717 rev
MARBERO Portable Power Station 88Wh Camping Lithium Battery Solar Generator Fast Charging with AC Outlet 120W Peak Power Bank(Solar Panel Optional) for Home Backup Outdoor Emergency RV Van Hunting
MARBERO$68.364.2★8,814 rev
Ecarke 550W Portable Power Inverter Compatible with DeWalt 20V Battery DC 18V to AC 110V Pure Sine Wave Power Station 2 AC Outlets 2 USB-A&1 USB-C 20W 600LM LED Outdoor Emergency Use(Tool Only)
Ecarke$104.504.0★49 rev
Newest
by launch date
Ecarke 3.2 GPM Cordless Fuel Transfer Pump with Auto-Stop Portable Gas Pump Compatible with DeWalt 20V & Milwaukee 18V Battery Leak-Proof Pump for Gasoline Diesel to Car Truck Boat (Tool Only)
Ecarke$70.11124 rev
Ecarke 550W Portable Power Inverter Compatible with DeWalt 20V Battery DC 18V to AC 110V Pure Sine Wave Power Station 2 AC Outlets 2 USB-A&1 USB-C 20W 600LM LED Outdoor Emergency Use(Tool Only)
Ecarke$104.5049 rev
Ecarke 550W Portable Power Inverter Compatible with Milwaukee 18V Battery DC 18V to AC 110V Pure Sine Wave Power Station 2 AC Outlets 2 USB-A&1 USB-C 20W 600LM LED Outdoor Emergency Use (Tool Only)
Ecarke$101.7749 rev
Ecarke Portable Car Cleaning Tool Compatible with Dewalt 20V Battery 6-in-1 Nozzle & Foam Cannon 3-Speed Adjustment 5m Hose Brushless Motor for Car Floor Patio Fence(Tool ONLY NO Battery)
Ecarke$65.49153 rev
Ecarke 350W Portable Power Inverter Compatible with DeWALT 20V Battery DC 20V to AC 110V Power Station with 2 AC Outlets 2 USB 2 Type-C & RGB LED Light for Outdoor Emergency Use -Tool Only
Ecarke$65.5853 rev
Trending
90-day click momentumEcarke 550W Portable Power Inverter Compatible with Milwaukee 18V Battery DC 18V to AC 110V Pure Sine Wave Power Station 2 AC Outlets 2 USB-A&1 USB-C 20W 600LM LED Outdoor Emergency Use (Tool Only)
Ecarke$101.774.0★
Ecarke 350W Portable Power Inverter Compatible with DeWALT 20V Battery DC 20V to AC 110V Power Station with 2 AC Outlets 2 USB 2 Type-C & RGB LED Light for Outdoor Emergency Use -Tool Only
Ecarke$65.584.2★
550W Power Inverter for Dewalt DC 20V to AC 110V Pure Sine Wave Portable Power Station with 2 USB Ports & 1 AC Outlet & 1 Type-C Fast Charging Battery Adapter with LED Battery Not Included
VAXCANZE$88.324.2★
Ecarke 3.2 GPM Cordless Fuel Transfer Pump with Auto-Stop Portable Gas Pump Compatible with DeWalt 20V & Milwaukee 18V Battery Leak-Proof Pump for Gasoline Diesel to Car Truck Boat (Tool Only)
Ecarke$70.114.3★
Pro Chaser 400W Power Inverters for Vehicles - DC 12v to 110v AC Car Inverter Converter USB-A PD 65W USB-C Ports Dual AC Adapter for Air Compressor Laptops
Pro Chaser$32.294.6★
Demand & seasonality
Weekly Amazon search volume, last 104 weeks — -4.3% search growth over the last 90 days.Peak months: Jul, Oct · busiest ÷ quietest = 2.9×
Reviews
What buyers praise and complain about, mined from review topics.What buyers love
“Charges fast”
“Decent quality”
“Great Value”
“As Advertised”
“easy to carry”
“Easy to operate”
“Long battery life”
“Works great”
“It worked great til now”
“Compact and powerful”
What buyers complain about
“will not charge”
“Didnt power up”
“Broke in a week”
“Low Quality”
“Battery doesn't last”
“BIG”
“not as advertised”
“Costs a lot”
“Gets hot fast”
“Noisy”