10 Best Conventional Motor Oils (March 2024)

When browsing the Internet for conventional motor oils you may get confused with vast variety of products available online. Our automated AI system scanned thousands of conventional motor oil reviews to select only top rated and best-selling products. We analyzed the offers and arranged them in the form of demonstrative table sorted by Score – the internal variable which is calculated for each product using many parameters including sales rank, customer satisfaction rate, number of reviews, popularity and more.
You will find 10 best conventional motor oils and related products in the table below. Conventional motor oil price may change very often, so we can't publish prices on our site, although the site is updated daily. For your convenience there is a link to Amazon next to each product, where you will find actual price.

Top 10 Conventional Motor Oils for March 2024 *
Rank Image Product Reviews Scanned Score Brand Buy
1 1. Pennzoil Conventional 10W-30 Motor Oil (5-Quart, Single) Pennzoil Conventional 10W-30 Motor Oil (5-Quart, Single) 1604 9.6 Pennzoil Shop on Amazon
2 2. Pennzoil High Mileage Conventional 10W-30 Motor Oil for Vehicles Over 75K Miles (5-Quart, Single-Pack) Pennzoil High Mileage Conventional 10W-30 Motor Oil for Vehicles Over 75K Miles (5-Quart, Single-Pack) 750 9.4 Pennzoil Shop on Amazon
3 3. Castrol GTX High Mileage 5W-30 Synthetic Blend Motor Oil, 5 Quarts Castrol GTX High Mileage 5W-30 Synthetic Blend Motor Oil, 5 Quarts 3820 9.2 Castrol Shop on Amazon
4 4. Shell Rotella 550045144 T4 Triple Protection Conventional 10W-30 Diesel Engine Oil (1-Gallon, Single Pack) Shell Rotella 550045144 T4 Triple Protection Conventional 10W-30 Diesel Engine Oil (1-Gallon, Single Pack) 1549 8.9 Shell Rotella Shop on Amazon
5 5. Castrol GTX 10W-40 Conventional Motor Oil, 5 Quarts Castrol GTX 10W-40 Conventional Motor Oil, 5 Quarts 2105 8.6 Castrol Shop on Amazon
6 6. Valvoline Daily Protection 10W-30 Conventional Motor Oil 1 QT, Case of 6 Valvoline Daily Protection 10W-30 Conventional Motor Oil 1 QT, Case of 6 3612 8.3 Valvoline Shop on Amazon
7 7. Castrol GTX Classic 20W-50 Conventional Motor Oil, 5 Quarts Castrol GTX Classic 20W-50 Conventional Motor Oil, 5 Quarts 1308 8.2 Castrol Shop on Amazon
8 8. Mobil 1 Mobil Super 10W-30 Premium Motor Oil for Long Engine Life Mobil 1 Mobil Super 10W-30 Premium Motor Oil for Long Engine Life 93 7.9 Mobil 1 Shop on Amazon
9 9. Formula Shell Conventional 5W-20 Motor Oil (1 Quart, Case of 12) Formula Shell Conventional 5W-20 Motor Oil (1 Quart, Case of 12) 71 7.8 Formula Shell Shop on Amazon
10 10. Pennzoil Conventional 10W-30 Motor Oil (1-Quart, Single-Pack) (Pack of 2) Pennzoil Conventional 10W-30 Motor Oil (1-Quart, Single-Pack) (Pack of 2) 263 7.5 Pennzoil Shop on Amazon

* Table last updated: 22 March 2024 1:40 UTC

What is the best conventional motor oil on the market?

The best conventional motor oil (number 1 on our list for 22 March 2024) is Pennzoil Conventional 10W-30 Motor Oil (5-Quart, Single) by Pennzoil. Average calculated Customer Satisfaction and Product Selling Score for this product is 9.59, which is near to the very maximum of 10 points.
Best conventional motor oil - Pennzoil Conventional 10W-30 Motor Oil (5-Quart, Single)Main features of this product published by seller are:

  • Conventional 10W-30 engine oil formula that keeps engines clean and responsive
  • No leading conventional oil provides better wear protection (based on Sequence IVA wear test using SAE 5W-30).
  • Helps prevent sludge and other damaging deposits (based on Seq VH Sludge Test)
  • Compatible with engine seals and all conventional oils
  • Suitable for all car, SUV, light van, and truck gasoline engines under all driving conditions (For vehicles calling for ILSAC …
  • Free warranty coverage of up to 10 years or 300,000 miles* (whichever comes first)
  • Single 5-quart bottle with ergonomic design for easy handling and pouring
  • Formulated with Active Cleansing Technology that helps prevent dirt and contaminants from turning into performance-robbing deposits, keeping engines clean and …

Click here to visit Amazon and check price for this product. It is listed in the following category: Oils & Fluids > Oils > Motor Oils.

Pennzoil Conventional 10W-30 Motor Oil (5-Quart, Single) is not the only product in the list sold by Pennzoil.

Other products by this brand are:

  • Pennzoil High Mileage Conventional 10W-30 Motor Oil for Vehicles Over 75K Miles (5-Quart, Single-Pack)
  • Pennzoil Conventional 10W-30 Motor Oil (1-Quart, Single-Pack) (Pack of 2)

You may also check other products from the top 3, such as Pennzoil High Mileage Conventional 10W-30 Motor Oil for Vehicles Over 75K Miles (5-Quart, Single-Pack) or Castrol GTX High Mileage 5W-30 Synthetic Blend Motor Oil, 5 Quarts.

Pennzoil High Mileage Conventional 10W-30 Motor Oil for Vehicles Over 75K Miles (5-Quart, Single-Pack)
Castrol GTX High Mileage 5W-30 Synthetic Blend Motor Oil, 5 Quarts