Samsung Odyssey OLED G9 49" Curved Gaming Monitor vs Dell UltraSharp U2723QE 27" 4K USB-C Hub Monitor
The Samsung Odyssey OLED G9 49" Curved Gaming Monitor is the premium option here, boasting a massive 32:9 aspect ratio and an incredible 240Hz refresh rate. In real-world use, the 5120 x 1440 resolution delivers stunning visuals that make gaming immersive and detailed. The Dell UltraSharp U2723QE 27" 4K USB-C Hub Monitor shines as a powerful workstation tool with its 90W USB-C charging and KVM capabilities. While its 60Hz refresh rate limits gaming potential, its 400 nits brightness and 2,000:1 contrast ratio ensure vibrant colors for photo and video editing, making it perfect for creative professionals who need accurate color representation.
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Samsung Odyssey OLED G9 49" Curved Gaming Monitor
Dell UltraSharp U2723QE 27" 4K USB-C Hub Monitor
Only the specs that differ are shown here. Winners are highlighted when the data is clear.
+Full specs, pros, and cons
Everything side-by-side with ratings and the full spec list.
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Full specs, pros, and cons
Everything side-by-side with ratings and the full spec list.
Comparison: Samsung Odyssey OLED G9 49" Curved Gaming Monitor vs Dell UltraSharp U2723QE 27" 4K USB-C Hub Monitor
Samsung Odyssey OLED G9 49" Curved Gaming Monitor
Dell UltraSharp U2723QE 27" 4K USB-C Hub Monitor
| Criterion | Samsung Odyssey OLED G9 49" Curved Gaming Monitor | Dell UltraSharp U2723QE 27" 4K USB-C Hub Monitor |
|---|---|---|
| Rating | ★4.3(1,127)Best Buy | ★4.6(45)Best Buy |
Screen Size | 49" Viewable (49" Class) | 27" Viewable (27" Class) |
Resolution | 5120 x 1440 (Dual QHD) | 3840 x 2160 (4K UHD) |
Aspect Ratio | 32:9 | 16:9 |
Screen Type | QD-OLED (Quantum Dot OLED) | IPS Black |
Refresh Rate | 240 Hz | 60 Hz |
Response Time | 0.03 ms (GtG) | 5 ms (GtG Fast) / 8 ms (GtG Normal) |
Brightness | 250 nits (Typical) / 1,000 nits (Peak HDR 3% Window) | 400 nits (Typical) |
Contrast | 1,000,000:1 (Static) | 2,000:1 (Static) |
Color Gamut | 99% DCI-P3 (CIE1976) | 100% sRGB / 100% Rec.709 / 98% DCI-P3 |
Color Depth | 1.07 Billion (10-bit) | 1.07 Billion (10-bit via 8-bit + FRC) |
HDR | VESA DisplayHDR True Black 400 / HDR10+ Gaming | VESA DisplayHDR 400 |
Adaptive Sync | AMD FreeSync Premium Pro / VESA Adaptive-Sync | No (Not supported) |
Viewing Angles | 178° (H) / 178° (V) | 178° (H) / 178° (V) |
Curvature | 1800R | Flat |
Speakers | 2x 5 W (Stereo) | No (None; compatible with Dell SB521A Soundbar) |
Ports | 1x DisplayPort 1.4; 1x HDMI 2.1; 1x Micro HDMI 2.1; 3x USB 3.0 Hub | 1x HDMI 2.0; 1x DisplayPort 1.4; 1x DisplayPort Out (MST); 1x USB-C (DP Alt, 90W PD); 1x USB-C Upstream (Data/KVM); 1x USB-C Downstream (15W); 4x USB-A 3.2 Gen 2; 1x RJ45 Ethernet; 1x 3.5mm Audio Out |
USB C | No | Yes (90W Power Delivery + Video + Data + Daisy Chain) |
Kvm | No | Yes (Built-in Auto KVM) |
Vesa | 100 x 100 mm | 100 x 100 mm |
Ergonomics | Height (120mm), Tilt (-2° to 15°); No Swivel or Pivot | Height (150mm), Swivel (-30° to 30°), Pivot (90°), Tilt (-5° to 21°) |
Power Consumption | 75 W (Typical) / 220 W (Max) / 0.5 W (Standby) | 26 W (Typical) / 220 W (Max with full Hub load) / 0.3 W (Standby) |
Weight With Stand | 12,900 g (28.4 lbs) | 6,640 g (14.64 lbs) |
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Samsung Odyssey OLED G9 49" Curved Gaming Monitor
✓ Pros:
- • Massive 32:9 aspect ratio replaces a dual 27-inch monitor setup with no bezel gap
- • QD-OLED technology offers superior color saturation and brightness compared to standard WOLEDs
- • Built-in Tizen Smart OS allows streaming (Netflix, YouTube) and cloud gaming without a PC
- • Includes a remote control for easy navigation of settings and smart apps
- • Lightning-fast 240Hz refresh rate and 0.03ms response time for ghosting-free gaming
✗ Cons:
- • Standard Samsung warranty in the US does NOT explicitly cover OLED burn-in
- • Micro HDMI 2.1 port requires a specialized cable or adapter (not always included)
- • Text clarity is slightly impacted by the triangular subpixel layout (though improved over Gen 1)
- • Stand is quite deep and lacks swivel adjustment
- • Aggressive ABL (Auto Brightness Limiter) can dim the screen during productivity work
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Dell UltraSharp U2723QE 27" 4K USB-C Hub Monitor
✓ Pros:
- • IPS Black technology delivers a 2,000:1 contrast ratio, offering significantly deeper blacks than standard IPS panels
- • Acts as a full docking station: One cable provides 90W charging, 4K video, USB data, and wired Ethernet
- • Built-in KVM allows you to control two PCs (e.g., Mac and Windows) with a single keyboard/mouse
- • Supports MST Daisy Chaining (via DisplayPort Out) to easily connect a second 4K monitor
- • Factory calibrated color accuracy (98% DCI-P3) is ideal for professional photo/video editing
✗ Cons:
- • Limited to 60Hz refresh rate, making it unsuitable for gaming or high-motion video work
- • No built-in speakers (requires external audio or optional magnetic soundbar)
- • Expensive compared to standard 4K monitors that lack the Hub/IPS Black features
- • IPS glow is reduced but still present compared to VA or OLED panels
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Which one is better?
The Samsung Odyssey OLED G9 49" Curved Gaming Monitor is the better buy for most people - its stunning 240Hz refresh rate crushes the Dell UltraSharp U2723QE 27" 4K USB-C Hub Monitor.
Who should buy each?
Choose the Samsung Odyssey OLED G9 49" Curved Gaming Monitor if: you game a lot, love immersive visuals, or want a massive screen without bezels. (49" display, 240 Hz refresh)
Choose the Dell UltraSharp U2723QE 27" 4K USB-C Hub Monitor if: you work with color-sensitive content, need a full docking station, or want to connect multiple devices easily. (27" display, 60 Hz refresh)
Conclusion
With the key differences outlined, the decision should be clearer. Both options deliver quality—choose the one that fits your priorities.
Frequently Asked Questions
+Which has better value?
Samsung Odyssey OLED G9 49" Curved Gaming Monitor excels if you value massive 32:9 aspect ratio replaces a dual 27-inch monitor setup with no bezel gap. Dell UltraSharp U2723QE 27" 4K USB-C Hub Monitor is better if you prioritize ips black technology delivers a 2,000:1 contrast ratio, offering significantly deeper blacks than standard ips panels. Pick based on your budget and daily use.
+Is this an independent review?
Yes. We use affiliate links for monetization, but recommendations are research-driven and unbiased.
+Do newer models exist?
Check release timelines from the manufacturers and compare pricing before you buy. We refresh this page when major updates land.
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