10w30 motor oil
Worth a look55/10010w30 motor oil shows low returns (0.5%), but strong incumbent ratings (4.8★) keeps it on the watch list.
Market/yr
$1.5M
Growth (1y)
+155.6%
Products
22
Brands
7
was 9 a year ago
Sellers
78
Price range
$5.37–$69.13
Returns
0.5%
Rating
4.8★
Worth a look
Scored 55/100 across market size, growth, competition, quality gap, and returns.
Demand
Weekly Amazon search volume, last 103 weeks — +155.6% year over year.Seasonality
Monthly demand index across the year — 1.00 is average.Peak months: Apr, May · busiest ÷ quietest = 2.3×
Competition
- Valvoline27%
- Castrol23%
- Pennzoil17%
- Mobil16%
- STP13%
- HAVOLINE3%
- Other (1 brands)1%
The top 5 products take 57% of clicks — established leaders, but buyers still shop beyond them. 7 brands and 78 sellers compete here.
Brands
7 falling
was 9 a year ago
Sellers
78
Top 5 brand share
96%
Product shelf
All 22 tracked products in this niche.

Valvoline High Mileage with MaxLife Technology 10W-30 Synthetic Blend Motor Oil 5 Quart
Valvoline
$19.914.8★28,037 reviews

STP Premium Synthetic Blend 4 Cycle Small Engine Oil SAE 10w30 Motor Oil for Lawnmowers Generators Tractors Snow Blowers and More 32 fl oz
STP
$11.004.8★3,439 reviews

Castrol GTX High Mileage 10W-30 Synthetic Blend Motor Oil 5 Quarts
Castrol
$16.834.8★3,463 reviews

Mobil 1 Advanced Full Synthetic Motor Oil 10W-30 5 Quart
Mobil
$25.574.8★2,139 reviews

Castrol GTX 10W-30 Conventional Motor Oil 5 Quarts
Castrol
$20.814.8★4,417 reviews

Pennzoil 10W-30 Motor Oil 1 Quart
Pennzoil
$6.394.8★4,313 reviews

Valvoline Advanced Full Synthetic SAE 10W-30 Motor Oil 5 QT
Valvoline
$27.094.8★1,932 reviews

Mobil 1 High Mileage Full Synthetic Motor Oil 10W-30 5 Quart
Mobil
$26.144.8★1,552 reviews
Reviews
What buyers praise and complain about, mined from review topics.What buyers love
“Excellent value”
“Excellent product”
“Good Lubrication”
“As advertised”
“Excellent motor oil”
“Very effective and to me is the best brand”
“Fuel efficiency”
“Easy to use”
“doesnt cause leaks”
“Correct 👍 product”
What buyers complain about
“Bottle leaked”
“a little expensive”
“1=too heavy to move around”
“don't buy for everyday use”
“Small engine oil”
“It is hard to pour out the box without making a little of a mess”
“The majority of jeep 4.0L owners think modern oil is bad”
“Does not look like Mobil1 not much thicker than water”
“It was the heaviest oil filter I have ever changed on my truck”
“Before, it would stop as soon as it started, which was very troublesome, especially when it was cold”
Top return reasons
- Leak-Proof23%
- Compatibility-Overall20%
- Lubrication18%
- Value For Money11%
- Advertised Vs Actual Product8%
- Certifications4%
- Defective Material/Parts3%
- Motor Issues3%
- Size-Overall2%
- Fuel Efficiency2%






