walk behind string trimmer
Launch itA $963K/yr market growing +213.0% this quarter with returns at 2.9% — clears our launch bar.
Growth
Incredible+213.0%90-day search growth — must beat 0% to launch
Quality gap
Incredible3.8★avg incumbent rating — lower means beatable quality
Market size
Great$963K$963K/yr · 430K searches
Review moat
Good848.64avg incumbent reviews — the moat a new listing must climb
Competition
Good49%top-5 click share — leaders hold, buyers still browse
Brand share
Good70%top-5 brand share — brands hold most of the demand
Returns
Good2.9%return rate — above 5% kills the launch gate
Avg price
Bad$392.89avg listing price — sweet spot $15–$100
Conversion
Bad0.6%search→purchase rate — share of searches ending in a sale
Price range
Bad$39.42–$2927.47cheapest to priciest tracked listing — scored on the share inside $15–$100
According to Flapen's Amazon United States niche tracking, walk behind string trimmer is a $963K/yr Amazon United States market (430K searches/yr). The top 5 brands hold 70% of demand. Demand peaks in May–Jun–Jul–Aug. Verdict: Launch it — 61/100.
Data updated Jul 16, 2026 · scored weekly · How we score niches
walk behind string trimmer market data
- Units sold / yr
- 2K–3K
- avg 0–100/product
- Revenue / yr
- $786K–$982K
- units × avg price
- Conversion rate
- 0.6%
- Avg BSR
- #438
- Page quality
- 0%
- Prime
- 54%
- Sponsored
- 71%
- Out of stock
- 22.3%
- Avg brand age
- 29 months
- Avg seller age
- 144 days
Competition & brand share
The top 5 products take 49% of clicks — established leaders, but buyers still shop beyond them.Brands
20 falling
Sellers
42
Top-5 brand share
70%
Top 20: 100%
Top-5 click share
49%
Top 20: 93%
Open market
26%
- SENIX22%
- EARTHQUAKE19%
- BILT HARD18%
- BLACK+DECKER7%
- PROYAMA5%
- Powerhorse4%
Demand & seasonality
Weekly Amazon search volume, last 104 weeks — +213.0% search growth over the last 90 days.Peak months: May, Jun, Jul, Aug · busiest ÷ quietest = 8.6×
Top walk behind string trimmer search terms
- walk behind string trimmer80K/yr
- walk behind brush cutter47K/yr
- brush mower42K/yr
- walk behind weed eater21K/yr
- brush hog mower36K/yr
- push weed eater with wheels23K/yr
- walk behind trimmer21K/yr
- walk behind brush hog24K/yr
- wheeled trimmer10K/yr
- wheeled string trimmer14K/yr
Top walk behind string trimmer 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
BILT HARD Walk Behind String Trimmer 170cc 4-Cycle Gas Brush Hog Mower 22 Inch Cutting Diameter Push Weed Eater with 14 Inch Flat Free Wheels Brush Cutter for Farm Lawn Yard
BILT HARD$369.934.1★224 rev
Earthquake Walk Behind String Mower With 160cc Viper 4-Cycle Engine 22 Cutting Diameter 14 Never-Go-Flat Wheels Easy Assembly Adjustable Handlebar 40314
EARTHQUAKE$451.644.3★461 rev
SENIX High Wheel Gas Walk Behind Brush Cutter and String Trimmer 22-Inch Swatch with .155-Inch Line 160 cc 4-Cycle Engine Steel Deck 14 Rubber Wheels Adjustable Height (STMG-L)
SENIX$343.513.8★220 rev
SENIX 22 Inch Walk Behind String Trimmer 160cc 4-Cycle Engine Gas Brush Hog Mower with 14 Rubber High Wheels & 5-Height Adjustment Brush Cutter for Farm Lawn Yard
SENIX$323.514.0★277 rev
PROYAMA 170cc Walk Behind String Trimmer Mower 4-Cycle Push Weed Wacker 22 Cutting Width Heavy Duty Weed Mower with 14 Flat Free Wheels 0.16 Line Diameter Adjustable Handle for Farm Lawn Yard
PROYAMA$337.024.1★14 rev
Newest
by launch date
KEARIXM 49CC Gas Walk Behind Brush Cutter 2-Stroke Push Brush Mower with Air-Cooled System Brush Hog for Yard and Field Walk Behind Weed Eater for Grass and Weeds Gas Brush Cutter for Farm
KEARIXM$89.831 rev
SENIX 22 Inch Walk Behind String Trimmer 160cc 4-Cycle Engine Gas Brush Hog Mower with 14 Rubber High Wheels & 5-Height Adjustment Brush Cutter for Farm Lawn Yard
SENIX$323.51277 rev
Walk-Behind Brush Cutter 7000rpm High Speed 2-Stroke Gasoline Powered Hand-Push Lawn Mower with Handles 49 Cc 1500w 2-in-1 Lawn Mower Machine for Soil Loosening and Mowing (Red)
SongChaza$185.352 rev
PROYAMA 170cc Walk Behind String Trimmer Mower 4-Cycle Push Weed Wacker 22 Cutting Width Heavy Duty Weed Mower with 14 Flat Free Wheels 0.16 Line Diameter Adjustable Handle for Farm Lawn Yard
PROYAMA$337.0214 rev
BILT HARD Self-Propelled Walk-Behind String Trimmer 170cc 4-Cycle Gas Brush Cutter 22 Cutting Diameter 8-Position Height Adjustment 10 Flat-Free Wheels Brush Mower for Lawn Yard Field
BILT HARD$434.57224 rev
Trending
90-day click momentumWalk-Behind Brush Cutter 7000rpm High Speed 2-Stroke Gasoline Powered Hand-Push Lawn Mower with Handles 49 Cc 1500w 2-in-1 Lawn Mower Machine for Soil Loosening and Mowing (Red)
SongChaza$185.353.0★
PROYAMA 170cc Walk Behind String Trimmer Mower 4-Cycle Push Weed Wacker 22 Cutting Width Heavy Duty Weed Mower with 14 Flat Free Wheels 0.16 Line Diameter Adjustable Handle for Farm Lawn Yard
PROYAMA$337.024.1★
KEARIXM 49CC Gas Walk Behind Brush Cutter 2-Stroke Push Brush Mower with Air-Cooled System Brush Hog for Yard and Field Walk Behind Weed Eater for Grass and Weeds Gas Brush Cutter for Farm
KEARIXM$89.835.0★
SENIX 22 Inch Walk Behind String Trimmer 160cc 4-Cycle Engine Gas Brush Hog Mower with 14 Rubber High Wheels & 5-Height Adjustment Brush Cutter for Farm Lawn Yard
SENIX$323.514.0★
BILT HARD Self-Propelled Walk-Behind String Trimmer 170cc 4-Cycle Gas Brush Cutter 22 Cutting Diameter 8-Position Height Adjustment 10 Flat-Free Wheels Brush Mower for Lawn Yard Field
BILT HARD$434.574.1★
What buyers say about walk behind string trimmer
What buyers praise and complain about, mined from review topics.What buyers love
“Trims nicely”
“Easy to use”
“Very easy to handle Lightweight,”
“Decently designed product overall”
“Great value”
“As Advertised”
“Setup was easy”
“the battery lasts long”
“Plenty of power for my little”
“and Durable”
What buyers complain about
“Bad quality”
“Blades broke after one use”
“a bit hard to control”
“Doesn't cut evenly”
“Doesnt work”
“Terrible instructions”
“Damaged Battery”
“Anyway a little expensive”
“still too long”
“Not sturdy”
Top return reasons
Common questions
- Is walk behind string trimmer profitable to sell on Amazon United States?
- The niche generates $963K/yr across 28 tracked products. 6 of 13 products launched in the last 360 days are still selling. 90-day search growth is +213.0%. Flapen's verdict: Launch it (61/100).
- How competitive is the walk behind string trimmer niche?
- 20 brands and 42 sellers compete. The top 5 products take 49% of clicks and top 5 brands hold 70% of demand.
- What do buyers complain about in walk behind string trimmer?
- Top complaints mined from reviews: Quality-Overall, Durability, Ease Of Use. The return rate is 2.9%.
- When does demand for walk behind string trimmer peak?
- Demand peaks in May–Jun–Jul–Aug; the busiest month runs 8.6× the quietest.
- What does it cost to enter the walk behind string trimmer niche?
- Listings span $39.42–$2927.47; the average listing price is $392.89 (sweet spot $15–$100). The average incumbent carries 849 reviews — the moat a new listing must climb.