10 Best Ultra Thin Monitors 2025 in the United States

The Dell 34 Plus USB-C Curved Monitor is a solid choice if you're looking for a large, immersive screen with a 34-inch size and an ultrawide 21:9 aspect ratio. Its 3440 x 1440 resolution offers sharp, detailed images, making it well suited for multitasking, work, and enjoying movies or games in a wider field of view. The VA panel delivers rich colors and deep blacks thanks to a high 3000:1 contrast ratio, while 99% sRGB and 95% DCI-P3 color coverage means colors appear vibrant and accurate, benefiting tasks like photo editing or media consumption.

The 120Hz refresh rate combined with AMD FreeSync Premium support ensures smooth visuals with minimal screen tearing, making this monitor good for casual gaming or fast-moving content. It also boasts an ultra-low 0.03ms response time, which is impressive for a VA panel. Connectivity is streamlined with USB-C offering power delivery up to 65W, helping reduce cable clutter on your desk. The built-in speakers have been improved for clearer, more powerful sound, though they may not replace dedicated external speakers for audiophiles.

The matte screen surface reduces glare, enhancing comfort during long use, and the ComfortView Plus feature lowers blue light without hurting color quality, which is a thoughtful touch for eye health. The monitor’s size and curvature might require a spacious desk and some adjustment if you're used to flat screens. Ergonomics details like height adjustment or swivel haven’t been explicitly provided, so it is advisable to check these features if precise positioning is important to you. This monitor balances style, performance, and eye comfort, making it a versatile option for professionals, creatives, and everyday users seeking a sleek, ultrawide display with solid color and smooth motion.

The Dell UltraSharp U4025QW is a large 39.7-inch curved ultra-thin monitor designed for users who need a wide and detailed workspace. It features an impressive 5K2K WUHD resolution (5120 x 2160 pixels), providing very sharp and clear images, making it great for tasks like photo editing, video work, or multitasking with many windows open. The 21:9 aspect ratio offers extra horizontal space compared to standard monitors, which helps productivity by reducing the need for multiple screens.

With a 5 ms response time, the monitor handles fast-moving visuals reasonably well, suitable for casual gaming or watching sports, though it lacks a high refresh rate, so it may not be ideal for competitive gamers seeking ultra-smooth motion. The matte screen reduces glare, helping you work comfortably in bright environments, further supported by a bright 600 nit panel that keeps content visible even in well-lit rooms.

Connectivity includes USB Type-C, which simplifies connecting laptops or other devices with one cable that can handle power, video, and data simultaneously—perfect for a clean desk setup. The monitor's sizable dimensions and weight suggest it requires ample desk space. Color accuracy is a hallmark of Dell's UltraSharp series, making this monitor a good choice for professionals who require reliable colors.

The Dell S2725HS is a 27-inch ultra-thin monitor that balances style and functionality, fitting well into both home and office environments. Its Full HD 1920x1080 resolution delivers sharp images, though it might not satisfy users seeking higher pixel density for intensive graphic work. The 100Hz refresh rate offers smooth scrolling and motion, ideal for casual gaming and everyday use, yet serious gamers might look for a higher refresh rate.

One of the key strengths of this monitor is its ergonomic flexibility, allowing adjustments in height, tilt, swivel, and pivot, providing comfort for prolonged use. This is complemented by the TÜV Rheinland Eye Comfort 4 Star rating, which reduces blue light emissions, enhancing eye comfort during extended viewing periods.

The color accuracy is impressive with 99% sRGB coverage, making it suitable for tasks such as photo editing and media consumption. The 1500:1 contrast ratio contributes to vibrant visuals with clear distinctions between dark and light areas, although some might prefer a higher contrast for more dynamic range.

Connectivity is convenient with dual HDMI ports, making it easy to switch between multiple devices without constant cable swapping. However, it lacks USB-C support, which is increasingly popular for modern peripherals and charging.

The integrated 2x5W speakers are a nice addition for those who prefer not to use external speakers, providing decent sound quality for casual listening. But audiophiles may find the output lacking in depth and richness.

In a nutshell, the Dell S2725HS is a well-rounded monitor for general use, particularly appealing to users who prioritize ergonomics, color accuracy, and a sleek design. It shows limitations in resolution and connectivity options which might not meet the needs of high-end gamers or professionals demanding higher resolution displays.