Product Price Aspect Ratio Resolution ( pixels) Refresh Rate ( Hz) Response Time ( ms) Port Count Adjustable Stand HDR Support
Deco Gear Deco Gear 40in Curved 5K2K IPS Monitor (5120x2160)
US
£354.88 21:9 5120 x 2160 75 Hz 6 ms 6

The Deco Gear VIEW401 is a 40in curved 21:9 ultrawide IPS monitor with a 5120 x 2160 5K2K-class resolution for a large multitasking workspace. It supports HDR10 and is rated for a 6 ms response time with OD, plus adaptive sync for smoother motion. It suits people who want an ultrawide desktop screen for work, creativity, and gaming.

★ Ideal for

It's rated 75 Hz with a 6 ms response time (with OD) and supports HDR10, making it a good fit for people prioritizing smooth, low-blur ultrawide gaming/monitoring while staying within the common 'quiet' use case of lower refresh-rate displays.

Alienware AW3423DWF
US
£525.52 21:9 3440 x 1440 165 Hz 0.1 ms (gray-to-gray) 1 x HDMI (ver2.0), 2 x DP (ver1.4), 2 x SuperSpeed USB 5 Gbps (USB 3.2 Gen1) downstream port (Front bottom), 2 x SuperSpeed USB 5 Gbps (USB 3.2 Gen1) downstream port (rear), 1 x SuperSpeed USB 5 Gbps (USB 3.2 Gen1) upstream port (rear), 1 x Audio line-out port (rear), 1 x Headphone-out port (bottom)

The Alienware AW3423DWF is a 34 in 21:9 QD-OLED ultrawide built for fast gaming with a 165 Hz refresh rate and a 0.1 ms gray-to-gray response time. It includes an onboard USB hub for easy connectivity and supports AMD FreeSync Premium Pro with VESA Adaptive-Sync. HDR is supported via VESA DisplayHDR 400 True Black for high-contrast HDR gaming and media.

★ Ideal for

For the quietest ultrawide monitors, QD-OLED eliminates backlight fans that drive many LCD/mini-LED monitors, and the AW3423DWF's fixed 165 Hz OLED panel avoids fan-cooled backlights while delivering fast 0.1 ms gray-to-gray response for gaming.