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June 21, 2016 SAE 5W-20 Side-by-Side View |
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Data and Assessments |
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Test Results for Passenger Car Motor Oils
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| Brand | Kum & Go | Race Pro Platinum |
Royal Purple | Service Pro | ||
| Listed American Petroleum Institute (API) Service Category | API SN ILSAC GF-5 |
API SN ILSAC GF-5 |
API SN ILSAC GF-5 |
API SM ILSAC GF-4 |
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| PHYSICAL TESTS (click test for details) | Standards(a) |
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| TBN, mg KOH/g,(ASTM D2896) | 6.97 | 6.97 | 7.98 | 6.26 | ||
| Viscosity @ 100ºC, cSt, ASTM D445) for an SAE 5W-20 | 6.9 to <9.3 | 8.72 | 8.79 | 8.59 | 8.34 | |
| Viscosity @ 40ºC, cSt, (ASTM D445) | 50.43 | 51.18 | 48.85 | 49.33 | ||
| Viscosity Index (ASTM D2270) | 152 | 151 | 154 | 144 | ||
| Viscosity @ -30ºC mPa s (cP) (ASTM D5293) | 6,600 Max | 5,463 | 5,599 | 5,019 | 6,227 | |
| NOACK Volatility, mass % loss, 1 hr, @ 250ºC (ASTM D5800) | 15 Max (d) | 12.7 | 9.6 | 10.4 | 15.6 (Recheck 16.0) | |
| ELEMENTAL ANALYSIS-b,c | ||||||
| Additives | ||||||
| Calcium, ppm | 1,897 | 1,915 | 2,160 | 1,756 | ||
| Magnesium, ppm | 14 | 9 | 8 | 8 | ||
| Phosphorus, ppm | 600 to 800 | 768 | 744 | 748 | 692 | |
| Zinc, ppm | 815 | 815 | 813 | 763 | ||
| Molybdenum, ppm | 40 | 42 | 79 | 30 | ||
| Barium, ppm | <1 | <1 | <1 | <1 | ||
| Additive and/or other | ||||||
| Boron, ppm | 196 | 197 | 253 | 12 | ||
| Silicon, ppm | 6 | 4 | 3 | 2 | ||
| Potassium, ppm | <5 | <5 | <5 | <5 | ||
| Manganese, ppm | <1 | <1 | <1 | <1 | ||
| Titanium, ppm | <1 | <1 | <1 | <1 | ||
| Copper, ppm | <1 | <1 | <1 | <1 | ||
| Sodium, ppm | <5 | <5 | <5 | <5 | ||
| Vanadium, ppm | <1 | <1 | <1 | <1 | ||
| Contaminants | ||||||
| Silver, ppm | <1 | <1 | <1 | <1 | ||
| Aluminum, ppm | 2 | <1 | 2 | 2 | ||
| Chromium, ppm | <1 | <1 | <1 | <1 | ||
| Iron, ppm | <1 | <1 | <1 | <1 | ||
| Nickel, ppm | <1 | <1 | <1 | <1 | ||
| Lead, ppm | <1 | <1 | <1 | 1 | ||
| Antimony, ppm | <1 | <1 | <1 | <1 | ||
| Tin, ppm | <1 | <1 | <1 | <1 | ||
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a- Standards, shown in black, are established by API, SAE and others. b- Test Method used for metal analysis is ASTM ASTM D5185. c- ASTM D5185-09 Reproducibility by Element. d- This specification is expressed to two significant figures, therefore results up to 15.5 are considered on specification.
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