AMZN vs KT: 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: KT 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. AMZN and KT 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 AMZN and KT 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.

Amazon is one of the largest companies in the world, operating across three major business lines. Amazon Web Services (AWS) is the dominant global cloud computing provider, generating around $110 billion in annual revenue and most of the company's operating income. The North America and International e-commerce segments include the Amazon online marketplace, Prime membership, and third-party seller services. Advertising has grown into the third-largest digital ad business in the world (after Google and Meta).

Full AMZN guide

KT Corporation is Korea's former state telephone monopoly, listed on the KOSPI since December 1998 and on the NYSE since 1999. It reports five segments: ICT (the standalone carrier), finance, satellite TV, real estate and others. Fiscal 2025 revenue was ~KRW 28,548 billion, roughly ~US$20.6 billion at ~1,383 won to the dollar, and the mix is unusual for a carrier. Mobile services were only ~26.6% of it, fixed-line including broadband ~18.2%, media and content ~10.8%, financial services ~12.2%, and sale of goods, mostly handsets and developed apartment units, ~17.0%. BC Card, one of Korea's larger card processors, sits inside the group alongside kt cloud, kt skylife, developer kt estate and roughly ~78 other subsidiaries. At the end of 2025 KT had ~29.0 million mobile subscribers, ~20.6 million on its own network and ~8.4 million MVNO lines hosted for resellers, with ~13.6 million handset customers for a ~28.9% share by its own count, second to SK Telecom. It is Korea's largest broadband provider at ~10.2 million lines and ~40.3% share. Standalone headcount was ~14,449 by June 2026, down from ~19,737 in 2023.

Full KT guide

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

• AMZN drivers: AWS as the AI infrastructure backbone; Retail margin expansion.
• KT drivers: The AX build, and whether scale arrives before the capital does; Return on equity below cost of equity.

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: Hyperscaler AI capex is concentrated; if model training demand cools, AWS growth slows. For KT, the femtocell failure is the clearest near-term drag.

Growth-minded investors who believe the theme has years to run tend to accept the richer multiple for more upside; value-minded investors lean toward the cheaper forward earnings and steadier profile. Pick AMZN if you believe its drivers more; KT 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 AMZN and KT guides.

AMZN. Amazon's headline P/E reflects the aggregate of low-margin retail and high-margin AWS/advertising. The valuation premium is paid for AWS specifically; retail is essentially valued near cost. P/E of 40x is elevated versus the S&P 500 average (~22x), supported by AWS growth re-accelerating.

KT. Every operating figure above is translated from Korean won at roughly ~1,383 to the dollar; KT reports under K-IFRS in won only. Its own value-up deck puts 2025 price-to-book near ~0.8 against ~1.2 for Korean peers, with consolidated book equity of ~KRW 20.4 trillion at June 2026 against a market value near ~KRW 12.7 trillion. Net borrowings of roughly ~KRW 8.2 trillion put enterprise value above market cap.

Headline figures (approximate, early 2026): AMZN shows revenue (ttm) ~$650 billion, operating margin ~10% (AWS materially higher; retail much lower), net income (ttm) ~$60 billion, eps (ttm) ~$5.50; KT shows revenue (ttm, to june 2026) ~KRW 27,430 billion (~$19.8B), operating income (ttm) ~KRW 1,896 billion (~$1.4B), ebitda (ttm) ~KRW 5,731 billion (~$4.1B), ~21% margin, market cap ~$9.2B (~KRW 12.7 trillion).

AMZN and KT 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 AMZN and KT exposure against your real portfolio. It is not an investment adviser.