GIGABYTE M28U 28" 4K 144Hz KVM Gaming Monitor vs Dell UltraSharp U2723QE 27" 4K USB-C Hub Monitor
If you're looking for a gaming monitor, the GIGABYTE M28U 28" 4K 144Hz KVM Gaming Monitor crushes the Dell UltraSharp U2723QE 27" 4K USB-C Hub Monitor with its 144Hz refresh rate vs 60Hz. For gamers, this means that fast-paced action feels smoother and more responsive, making a noticeable difference during intense gameplay. If you need a monitor for professional work, the Dell UltraSharp U2723QE offers a superior contrast ratio of 2,000:1 compared to the GIGABYTE's 1,000:1. This means deeper blacks and more vibrant colors, ideal for photo and video editing in real-world use, especially when working on projects that demand color accuracy.
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GIGABYTE M28U 28" 4K 144Hz KVM 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.
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Full specs, pros, and cons
Everything side-by-side with ratings and the full spec list.
Comparison: GIGABYTE M28U 28" 4K 144Hz KVM Gaming Monitor vs Dell UltraSharp U2723QE 27" 4K USB-C Hub Monitor

GIGABYTE M28U 28" 4K 144Hz KVM Gaming Monitor

Dell UltraSharp U2723QE 27" 4K USB-C Hub Monitor
| Criterion | GIGABYTE M28U 28" 4K 144Hz KVM Gaming Monitor | Dell UltraSharp U2723QE 27" 4K USB-C Hub Monitor |
|---|---|---|
| Rating | ★4.4(271)Best Buy | ★4.6(45)Best Buy |
Screen Size | 28" Viewable (28" Class) | 27" Viewable (27" Class) |
Resolution | 3840 x 2160 (4K UHD) | 3840 x 2160 (4K UHD) |
Aspect Ratio | 16:9 | 16:9 |
Screen Type | SS IPS (Super Speed IPS) | IPS Black |
Refresh Rate | 144 Hz (PC) / 120 Hz (Console via HDMI 2.1) | 60 Hz |
Response Time | 1 ms (GtG) / 2 ms (MPRT) | 5 ms (GtG Fast) / 8 ms (GtG Normal) |
Brightness | 300 nits (Typical) | 400 nits (Typical) |
Contrast | 1,000:1 (Typical) | 2,000:1 (Static) |
Color Gamut | 94% DCI-P3 / 120% sRGB | 100% sRGB / 100% Rec.709 / 98% DCI-P3 |
Color Depth | 8-bit | 1.07 Billion (10-bit via 8-bit + FRC) |
HDR | VESA DisplayHDR 400 | VESA DisplayHDR 400 |
Adaptive Sync | AMD FreeSync Premium Pro | No (Not supported) |
Viewing Angles | 178° (H) / 178° (V) | 178° (H) / 178° (V) |
Curvature | Flat | Flat |
Speakers | 2x 3 W (Stereo) | No (None; compatible with Dell SB521A Soundbar) |
Ports | 2x HDMI 2.1; 1x DisplayPort 1.4 (DSC); 1x USB-C (DP Alt Mode, Data, 15W PD); 3x USB 3.0 Downstream; 1x USB-B Upstream; 1x 3.5mm Headphone Out | 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 | Yes (Video + Data + 15W Power Delivery) | Yes (90W Power Delivery + Video + Data + Daisy Chain) |
Kvm | Yes (Built-in) | Yes (Built-in Auto KVM) |
Vesa | 100 x 100 mm | 100 x 100 mm |
Ergonomics | Height (130mm), Tilt (-5° to 20°); No Swivel or Pivot | Height (150mm), Swivel (-30° to 30°), Pivot (90°), Tilt (-5° to 21°) |
Power Consumption | 40.5 W (Typical) / 115 W (Max) / 0.5 W (Standby) | 26 W (Typical) / 220 W (Max with full Hub load) / 0.3 W (Standby) |
Weight With Stand | 6,930 g (15.28 lbs) | 6,640 g (14.64 lbs) |
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GIGABYTE M28U 28" 4K 144Hz KVM Gaming Monitor
✓ Pros:
- • HDMI 2.1 ports support 4K @ 120Hz for PS5 and Xbox Series X (utilizing DSC or chroma subsampling due to 24Gbps bandwidth)
- • Built-in KVM switch allows controlling two devices (e.g., PC and Laptop) with one keyboard/mouse
- • Super Speed IPS panel delivers low 1ms response time with wide viewing angles
- • Excellent pixel density (157 PPI) results in extremely sharp text and images
- • Reasonably priced entry point for high-refresh 4K gaming
✗ Cons:
- • USB-C power delivery is limited to 15W/18W, which is insufficient to charge most laptops
- • HDMI 2.1 bandwidth is capped at 24Gbps (relies on DSC for full 4K 144Hz 4:4:4)
- • Stand lacks Swivel and Pivot adjustments
- • Contrast is average for IPS (1,000:1), meaning blacks look gray in dark rooms
- • HDR performance is minimal (DisplayHDR 400) with no local dimming
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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 GIGABYTE M28U 28" 4K 144Hz KVM Gaming Monitor is the better buy for most people - its 144Hz refresh rate crushes the Dell UltraSharp U2723QE's 60Hz. That said, grab the Dell if you need a high-contrast display for creative work - it offers double the contrast ratio at 2,000:1.
Who should buy each?
Choose the GIGABYTE M28U 28" 4K 144Hz KVM Gaming Monitor if: you game frequently, want a smooth 144Hz refresh rate, or need to connect multiple devices with a KVM switch.
Choose the Dell UltraSharp U2723QE 27" 4K USB-C Hub Monitor if: you do professional photo/video editing, need 90W USB-C charging for your laptop, or want a monitor that doubles as a docking station.
Conclusion
There is no wrong answer here. Focus on the features you will use daily and pick the model that aligns with them.
Frequently Asked Questions
+Which has better value?
GIGABYTE M28U 28" 4K 144Hz KVM Gaming Monitor excels if you value hdmi 2.1 ports support 4k @ 120hz for ps5 and xbox series x (utilizing dsc or chroma subsampling due to 24gbps bandwidth). 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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