With a price of 768 euros at the time of testing, the Dell Alienware AW3423DWF is in direct competition with the price-performance winner Philips and the similarly priced Samsung. It has to admit defeat to both with its refresh rate of 165 hertz. But only on paper, we didn't notice the 10 Hz difference when playing games...

With the Alienware AW3423DWF, Dell delivers an outstanding, ultra-wide gaming monitor. It impresses with its elegant design, impeccable build quality and harmonious, rather discreet RGB lighting focussed on the rear. The QD OLED panel also impresses with strong colour fidelity and rich contrasts typical of panels, while the strong colour gamut coverage also makes colour-critical employees possible...

The Dell Alienware AW 3423 is a very good gaming monitor tested. It is also very reasonably priced among the top performers. The curved ultrawide monitor displays excellent colours on 3,440 x 1,440 pixels. The brightness is high and the response times are non-existent thanks to QD-OLED...

... The lack of a 21:9 zoom function to display 16:9 signal feeds with Cinemascope bars in a format-filling way is incomprehensible. Instead, the Alienware monitor presents Cinemascope content with classic video sources with plenty of room to spare. In our assessment, therefore, two hearts beat in our chest: For PC gamers with Displayport feeds, this monitor is possibly the new quality benchmark, while...

The Alienware AW3423DWF convinces with a successful design and high-quality materials. The flowing shapes give the monitor an unusual and futuristic character. The economical and appealing effect lighting completes the overall picture. The workmanship is top-notch and the moving parts work smoothly...