Alienware AW3423DWF 34" QD-OLED vs ASUS ROG Swift OLED PG34WCDM
We compare the Alienware AW3423DWF 34" QD-OLED and ASUS ROG Swift OLED PG34WCDM head-to-head on performance, features, value, and more. Here's which one wins.
Alienware AW3423DWF 34" QD-OLED
Scored 9.4/10 in our testing
Alienware AW3423DWF 34" QD-OLED
Best ultrawide for gaming and media — QD-OLED picture at a great price
ASUS ROG Swift OLED PG34WCDM
Best 34" OLED ultrawide for ASUS ROG ecosystem users
Score Breakdown
| Alienware AW3423DWF 34" QD-OLED | Category | ASUS ROG Swift OLED PG34WCDM |
|---|---|---|
| 9.5/10 ✓ | Performance | 9.3/10 |
| 9/10 | Features | ✓ 9.5/10 |
| 9/10 ✓ | Ease of Use | 8.8/10 |
| 9.2/10 ✓ | Value | 8.5/10 |
| 9.4/10 ✓ | Overall | 9.2/10 |
Specs Comparison
| Alienware AW3423DWF 34" QD-OLED | Spec | ASUS ROG Swift OLED PG34WCDM |
|---|---|---|
| QD-OLED (Samsung) | Panel | OLED |
| 3440×1440 (UWQHD) | Resolution | 3440×1440 (UWQHD) |
| 165Hz | Refresh Rate | 240Hz |
| 0.1ms | Response Time | 0.03ms |
| DisplayHDR TrueBlack 400 | HDR | DisplayHDR TrueBlack 400 |
Alienware AW3423DWF 34" QD-OLED
Pros
- + Stunning QD-OLED picture quality
- + 165Hz for smooth gaming
- + 0.1ms response time
- + Excellent 1800R curve for immersion
Cons
- − Anti-glare coating adds slight grain
- − No built-in USB-C/KVM
- − QD-OLED can have slight burn-in risk
ASUS ROG Swift OLED PG34WCDM
Pros
- + 240Hz OLED for silky smooth gaming
- + Excellent ergonomic stand
- + Built-in KVM switch
- + USB-C 90W power delivery
Cons
- − More expensive than Alienware QD-OLED
- − ASUS software can be clunky
- − Brightness not class-leading
Our Verdict
Based on our scoring, the Alienware AW3423DWF 34" QD-OLED comes out on top with an overall score of 9.4/10. The AW3423DWF delivers QD-OLED's breathtaking infinite contrast and vibrant quantum-dot colors at a more accessible price than the original AW3423DW. At 165Hz with 0.1ms response time, it's equally suited for competitive gaming and watching movies. The 1800R curve wraps your peripheral vision perfectly at 34". This is the ultrawide we'd buy if we could only have one.
Buy the Alienware AW3423DWF 34" QD-OLED on AmazonRead the full Best Ultrawide Monitors 2026 guide for complete reviews of all 10 products.
Related Guides
Best Gaming Monitors 2026
10 products compared
Best 4K Monitors 2026
10 products compared
Best Portable Monitors 2026
10 products compared
Best Budget Gaming Monitors 2026
10 products compared
Best Home Office Monitors of 2026: 4K USB-C Displays Tested
7 products compared
Best 27-Inch 4K Monitors 2026
12 products compared