Question 1

Which is better, Dell UltraSharp U3423WE or LG 34WN780-B?

Accepted Answer

Based on our testing, the Dell UltraSharp U3423WE scores higher overall at 9/10. The Dell UltraSharp U3423WE scored 9/10 and the LG 34WN780-B scored 8.2/10 in our Best Curved Monitors for Productivity 2026 evaluation.

Question 2

Is the Dell UltraSharp U3423WE worth it over the LG 34WN780-B?

Accepted Answer

The Dell UltraSharp U3423WE scores 9/10 while the LG 34WN780-B scores 8.2/10. The Dell UltraSharp U3423WE is our "Best Overall" pick in the Best Curved Monitors for Productivity 2026 category.

Dell UltraSharp U3423WE vs LG 34WN780-B: Which to Buy?