LYB vs SSL: Which Is the Better Buy in 2026?

Same yardstick, side by side (as of August 2026). Valuation lined up like this is most meaningful for two names in the same corner of the market, which these are. Figures are approximate; verify before investing.

Reading it: SSL is the cheaper of the two on forward earnings, but cheaper is not the same as better. Pair the valuation with growth (how far the forward P/E sits below the trailing P/E) and risk (beta) before you decide.

The metrics above tell you which is the marginally better business. The bigger risk for most people is not picking the slightly worse stock, it is over-concentrating. LYB and SSL share themes, so owning both, or adding either to what you already hold, can quietly push a large share of your portfolio into one bet.

This is the part a generic comparison page cannot answer, because it depends on what you own. Connect your brokerage and Walnut shows your real, combined LYB and SSL exposure, flags overlap with your existing positions, and tells you if adding one would tip you past a concentration you are comfortable with, read-only by default, with your login staying at your broker. Walnut is not an investment adviser.

LyondellBasell Industries is a Netherlands-domiciled, US-listed multinational and one of the largest plastics, chemicals, and refining companies in the world. Its business is organized around Olefins and Polyolefins in the Americas and in Europe/Asia/International, an Intermediates and Derivatives segment, Advanced Polymer Solutions, and a Refining operation the company has been winding down. The core products are the building blocks of everyday plastics (polyethylene and polypropylene) plus propylene oxide, oxyfuels, and other intermediates, so results move with feedstock costs, product spreads, and regional demand rather than with a single end market.

Full LYB guide

Sasol Limited is a South African integrated energy and chemicals group built around Fischer-Tropsch synthesis, the process it commercialized at scale from the 1950s. Its Secunda complex in Mpumalanga turns coal and natural gas into synthetic crude, which is refined into petrol, diesel, jet fuel and a long list of chemical intermediates. Sasol Mining feeds Secunda from its own collieries, gas comes largely from the Pande and Temane fields in Mozambique, and the Natref refinery near Sasolburg is a joint venture with TotalEnergies. Outside South Africa the group runs a chemicals portfolio spanning the United States, Europe and Asia, including the Lake Charles site in Louisiana and specialty plants making alcohols, surfactants, waxes and paraffins. The primary listing is on the Johannesburg exchange under SOL, with SSL the New York ADR.

Full SSL guide

Both fit overlapping themes, but they are not interchangeable. The useful comparison is which set of drivers and risks you want exposure to.

• LYB drivers: Cycle recovery in polyolefins; Portfolio reshaping and refining exit.
• SSL drivers: Secunda finally running properly; International Chemicals margins.

A faster-growing, richer-valued name usually swings harder, so it suits a longer horizon and a higher tolerance for volatility; a steadier, more cash-generative business suits a more conservative or income-minded investor. The honest test is which set of risks you could hold through a drawdown: LYB is deeply cyclical, so a prolonged glut in global petrochemical capacity, especially new supply from the Middle East and China, can keep polyolefin spreads compressed and earnings depressed. For SSL, sasol earns in rand from assets priced off global commodity markets, so a US holder is exposed to crude, chemical spreads and the exchange rate at once, and Secunda's fixed cost base means modest price moves land hard on earnings.

Pick LYB if you believe its drivers more; SSL if you believe its. Many investors hold both, but since they share themes, that is a concentrated bet, not diversification. Decide deliberately and check overlap. For the full detail, see the LYB and SSL guides.

LYB. LYB reported Q1 2026 revenue of roughly $7.2 billion, down about 6% year over year, with adjusted EPS of ~$0.49 beating low expectations and adjusted EBITDA of ~$615 million. Trailing GAAP earnings have been depressed by the chemicals downturn, so the stock trades on a low price-to-sales multiple and a recovering forward earnings estimate rather than a clean trailing P/E. The mid-single-digit dividend yield reflects the February 2026 payout recalibration.

SSL. The headline multiples point in opposite directions because impairments have compressed reported profit: roughly 49x trailing earnings against about 0.5x sales and 0.8x book value. Full FY2026 financial results are scheduled for 1 September 2026, and the July operating release already indicated production and sales landed within or above guidance. Figures are approximate, drawn from the December 2025 interim statements, the July 2026 metrics release and market data in August 2026, with rand amounts converted at prevailing rates.

Headline figures (approximate, July 2026): LYB shows share price ~$62, market cap ~$19.5B, revenue (ttm) ~$30B, q1 2026 adjusted eps ~$0.49; SSL shows price (adr) ~$11.40, market cap ~$7.3B, revenue (ttm) ~R249B (~$14B), net income (ttm) ~R2.4B (~$140M).

LYB and SSL are related but distinct: same themes, different businesses and risks. Neither wins in the abstract; the right pick is whichever thesis you actually believe, sized so you are not over-concentrated in one theme. Walnut can show your combined LYB and SSL exposure against your real portfolio. It is not an investment adviser.