---
id: what-engine-and-fuel-economy-options-do-2026-buick-models-offer
title: "What Engine and Fuel Economy Options Do 2026 Buick Models Offer?"
category: guide
subtopic: buick-engine-options
page_type: guide
source_url: "https://www.markquartmotors.com/research/buick.htm"
tags: ["buick", "engines", "fuel economy", "performance"]
questions:
  - "What engines are available on 2026 Buick models?"
  - "Which Buick gets the best gas mileage?"
  - "Do any Buicks have all-wheel drive?"
related: [buick-lineup-overview, buick-model-differences]
dealer: Markquart Motors
---

The 2026 Buick lineup features turbocharged efficiency and power across all models. The **Envista** and **Encore GX** deliver fuel-conscious 1.2L and 1.3L turbo engines, with the Encore GX offering an available stronger 1.3L option and all-wheel drive. The **Envision** steps up to a 228-horsepower 2.0L turbo with available Active Twin Clutch all-wheel drive and Continuous Damping Control. The **Enclave** provides a turbocharged 4-cylinder with up to 328 horsepower and available intelligent all-wheel drive. Fuel economy ranges from 28/32 city/highway (Envista) to 20/25 (Enclave). All engines deliver smooth performance paired with modern infotainment and safety tech. Contact Markquart at (715) 833-0444 for detailed specs on a specific model or to test-drive your choice.