LG 27GL83A-B 27" UltraGear QHD IPS Monitor vs GIGABYTE M28U 28" 4K 144Hz KVM Gaming Monitor
The LG 27GL83A-B 27" UltraGear QHD IPS Monitor is the smarter buy for gamers wanting vibrant visuals and speed. With a 1ms response time matching the LG, the real kicker is its built-in KVM switch, allowing you to control two devices seamlessly. This makes it a strong contender for multi-taskers in 2026.
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LG 27GL83A-B 27" UltraGear QHD IPS Monitor
GIGABYTE M28U 28" 4K 144Hz KVM Gaming 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: LG 27GL83A-B 27" UltraGear QHD IPS Monitor vs GIGABYTE M28U 28" 4K 144Hz KVM Gaming Monitor
LG 27GL83A-B 27" UltraGear QHD IPS Monitor
GIGABYTE M28U 28" 4K 144Hz KVM Gaming Monitor
| Criterion | LG 27GL83A-B 27" UltraGear QHD IPS Monitor | GIGABYTE M28U 28" 4K 144Hz KVM Gaming Monitor |
|---|---|---|
| Rating | ★4.5(13,197)Amazon | ★4.4(271)Best Buy |
Screen Size | 27" Viewable (27" Class) | 28" Viewable (28" Class) |
Resolution | 2560 x 1440 (QHD) | 3840 x 2160 (4K UHD) |
Aspect Ratio | 16:9 | 16:9 |
Screen Type | IPS (In-Plane Switching) | SS IPS (Super Speed IPS) |
Refresh Rate | 144 Hz | 144 Hz (PC) / 120 Hz (Console via HDMI 2.1) |
Response Time | 1 ms (GtG) | 1 ms (GtG) / 2 ms (MPRT) |
Brightness | 350 nits (Typical) / 280 nits (Min) | 300 nits (Typical) |
Contrast | 1,000:1 (Typical) / 700:1 (Min) | 1,000:1 (Typical) |
Color Gamut | 99% sRGB | 94% DCI-P3 / 120% sRGB |
Color Depth | 1.07 Billion (10-bit / 8-bit + FRC) | 8-bit |
HDR | HDR10 (Software support only) | VESA DisplayHDR 400 |
Adaptive Sync | NVIDIA G-SYNC Compatible / AMD FreeSync Premium | AMD FreeSync Premium Pro |
Viewing Angles | 178° (H) / 178° (V) | 178° (H) / 178° (V) |
Curvature | Flat | Flat |
Speakers | No (None) | 2x 3 W (Stereo) |
Ports | 1x DisplayPort 1.4; 2x HDMI 2.0; 1x 3.5mm Headphone Out | 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 |
USB C | No | Yes (Video + Data + 15W Power Delivery) |
Kvm | No | Yes (Built-in) |
Vesa | 100 x 100 mm | 100 x 100 mm |
Ergonomics | Height (110mm), Pivot (90°), Tilt (-5° to 15°); No Swivel | Height (130mm), Tilt (-5° to 20°); No Swivel or Pivot |
Power Consumption | 51 W (Typical) / 65 W (Max) / 0.5 W (Sleep) | 40.5 W (Typical) / 115 W (Max) / 0.5 W (Standby) |
Weight With Stand | 6,100 g (13.5 lbs) | 6,930 g (15.28 lbs) |
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LG 27GL83A-B 27" UltraGear QHD IPS Monitor
✓ Pros:
- • Ideal 27-inch QHD sweet spot delivers sharper text and details than 1080p
- • Fast 1ms IPS panel eliminates motion blur while maintaining vibrant 99% sRGB colors
- • Fully certified 'G-SYNC Compatible' for tear-free gaming on NVIDIA GPUs
- • Ergonomic stand supports portrait mode (Pivot) and height adjustment
- • Excellent motion clarity at 144Hz makes it a top choice for competitive FPS gaming
✗ Cons:
- • Contrast ratio is mediocre (IPS glow is visible in dark rooms; blacks appear gray)
- • Lacks a USB hub and built-in speakers (features found on the pricier '850' model)
- • HDR performance is poor due to low brightness and lack of local dimming
- • Stand lacks swivel adjustment
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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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Which one is better?
The LG 27GL83A-B 27" UltraGear QHD IPS Monitor is the better buy for most people - its 1ms response time and vibrant 99% sRGB colors crush the GIGABYTE M28U. That said, grab the GIGABYTE if you want a higher 4K resolution for consoles - it's worth considering for that visual upgrade.
Who should buy each?
Choose the LG 27GL83A-B 27" UltraGear QHD IPS Monitor if: you want to dominate competitive gaming with a 1ms response time, need excellent color accuracy with 99% sRGB, or prefer a compact 27" display.
Choose the GIGABYTE M28U 28" 4K 144Hz KVM Gaming Monitor if: you play on next-gen consoles requiring 4K support, want to control two devices with one set of peripherals, or enjoy incredibly sharp images for video editing.
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?
LG 27GL83A-B 27" UltraGear QHD IPS Monitor excels if you value ideal 27-inch qhd sweet spot delivers sharper text and details than 1080p. GIGABYTE M28U 28" 4K 144Hz KVM Gaming Monitor is better if you prioritize hdmi 2.1 ports support 4k @ 120hz for ps5 and xbox series x (utilizing dsc or chroma subsampling due to 24gbps bandwidth). Pick based on your budget and daily use.
+Is this an independent review?
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+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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