The 2021 Nissan Altima is a midsize sedan designed for drivers who want everyday comfort, strong fuel economy, and available all-wheel drive in a practical commuter package. It’s part of the sixth-generation Altima (introduced for 2019), which brought a more modern design, improved driver-assist tech, and an available turbocharged engine. In the market, it competes with cars like the Honda Accord, Toyota Camry, and Hyundai Sonata, standing out most for its available AWD and value-focused trim lineup. It’s ideal for commuters, small families, and anyone prioritizing a smooth ride and safety features over sporty handling.

1) Engine choices: A standard 2.5L 4-cylinder (around 188 hp on FWD models; slightly lower output on AWD models) delivers a good balance of power and efficiency. A 2.0L VC-Turbo 4-cylinder (about 248 hp on premium fuel) is available on certain trims for quicker acceleration. 2) Available Intelligent All-Wheel Drive: One of the Altima’s signature advantages in the midsize sedan class, especially for drivers in snow-belt or rainy regions who still want sedan fuel economy. 3) Xtronic CVT: The continuously variable transmission is tuned for efficiency and smoothness and is a key part of the Altima’s EPA-friendly reputation. 4) Driver-assistance tech: Standard or widely available safety features include automatic emergency braking, blind spot warning, rear cross traffic alert, and available ProPILOT Assist for highway commuting support. 5) Comfortable, tech-forward cabin: Available features include a power driver seat, heated front seats, remote start on many trims, and modern infotainment with smartphone integration depending on configuration.

Shoppers researching “2021 Nissan Altima reliability” and “2021 Nissan Altima common issues” will find a generally solid daily-driver reputation, with a few areas that come up more often in owner reports and complaints. 1) CVT behavior concerns: Some owners report hesitation, shuddering, or “rubber-band” acceleration feel, sometimes appearing anywhere from 20,000 to 60,000+ miles depending on driving style and service history. Not every vehicle is affected, but regular fluid service and careful test driving are important. 2) Electrical/infotainment glitches: Intermittent issues can include Bluetooth pairing problems, touchscreen freezing/rebooting, or backup camera lag. These complaints are often resolved through software updates, but they can be frustrating if they occur repeatedly. 3) Forward collision/driver-assist sensor quirks: A smaller number of owners report warnings or inconsistent operation from driver-assistance systems (such as forward collision warnings) due to sensor alignment, dirty sensors, or calibration needs after windshield or front-end work. 4) Interior wear and minor trim rattles: Some drivers note squeaks/rattles from dash or door panels over time, along with faster-than-expected wear on high-touch materials. These are typically annoyance issues rather than drivetrain failures.