LG 27GL83A-B 27" UltraGear QHD IPS Monitor vs LG 27GR93U-B 27" UltraGear 4K 144Hz IPS Gaming Monitor
If you're gaming or consuming high-resolution content, that extra pixel density makes a huge difference, allowing for sharper images and more detail. In real-world use, the 27GR93U-B's 400 nits brightness also enhances visibility in bright rooms compared to the 350 nits of the 27GL83A-B. Plus, both monitors feature a 144Hz refresh rate, ensuring smooth gameplay, but the 27GR93U-B's HDMI 2.1 ports allow for full 4K gaming at 144Hz, perfect for next-gen consoles and high-end PCs.
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LG 27GL83A-B 27" UltraGear QHD IPS Monitor
LG 27GR93U-B 27" UltraGear 4K 144Hz IPS 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 LG 27GR93U-B 27" UltraGear 4K 144Hz IPS Gaming Monitor
LG 27GL83A-B 27" UltraGear QHD IPS Monitor
LG 27GR93U-B 27" UltraGear 4K 144Hz IPS Gaming Monitor
| Criterion | LG 27GL83A-B 27" UltraGear QHD IPS Monitor | LG 27GR93U-B 27" UltraGear 4K 144Hz IPS Gaming Monitor |
|---|---|---|
| Rating | ★4.5(13,197)Amazon | ★4.5(56)Best Buy |
Screen Size | 27" Viewable (27" Class) | 27" Viewable (27" Class) |
Resolution | 2560 x 1440 (QHD) | 3840 x 2160 (4K UHD) |
Aspect Ratio | 16:9 | 16:9 |
Screen Type | IPS (In-Plane Switching) | IPS (In-Plane Switching) |
Refresh Rate | 144 Hz | 144 Hz (via DisplayPort and HDMI 2.1) |
Response Time | 1 ms (GtG) | 1 ms (GtG Faster) |
Brightness | 350 nits (Typical) / 280 nits (Min) | 400 nits (Typical) / 500 nits (HDR Peak) |
Contrast | 1,000:1 (Typical) / 700:1 (Min) | 1,000:1 (Typical) |
Color Gamut | 99% sRGB | 95% DCI-P3 (CIE1976) |
Color Depth | 1.07 Billion (10-bit / 8-bit + FRC) | 1.07 Billion (10-bit) |
HDR | HDR10 (Software support only) | VESA DisplayHDR 400 (HDR10) |
Adaptive Sync | NVIDIA G-SYNC Compatible / AMD FreeSync Premium | AMD FreeSync Premium / NVIDIA G-SYNC Compatible |
Viewing Angles | 178° (H) / 178° (V) | 178° (H) / 178° (V) |
Curvature | Flat | Flat |
Speakers | No (None) | No (None) |
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 3.0 Upstream; 2x USB 3.0 Downstream; 1x 4-Pole Headphone Out (DTS Headphone:X) |
USB C | No | No |
Kvm | No | No |
Vesa | 100 x 100 mm | 100 x 100 mm |
Ergonomics | Height (110mm), Pivot (90°), Tilt (-5° to 15°); No Swivel | Height (110mm), Pivot (90°), Tilt (-5° to 15°); No Swivel |
Power Consumption | 51 W (Typical) / 65 W (Max) / 0.5 W (Sleep) | 50 W (Typical) / 55 W (Max) / 0.5 W (Sleep) |
Weight With Stand | 6,100 g (13.5 lbs) | 6,400 g (14.1 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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LG 27GR93U-B 27" UltraGear 4K 144Hz IPS Gaming Monitor
✓ Pros:
- • HDMI 2.1 ports support full 4K at 144Hz (PC) and 120Hz (PS5/Xbox Series X) without chroma subsampling
- • Excellent motion clarity with 1ms GtG response time and official G-SYNC Compatibility
- • High pixel density (163 PPI) delivers razor-sharp text and detailed game textures
- • Wide 95% DCI-P3 color gamut produces rich, saturated colors ideal for gaming
- • 4-Pole Headphone jack supports headsets with microphones and DTS Headphone:X virtual surround
✗ Cons:
- • No USB-C input or built-in KVM switch (unlike Gigabyte M27U/M28U competitors)
- • Contrast is standard for IPS (1,000:1), meaning blacks appear grayish in dark rooms
- • Stand lacks Swivel adjustment (only Height, Tilt, and Pivot)
- • HDR performance is entry-level (DisplayHDR 400) with no local dimming
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Which one is better?
Key specs: Weight: 215.17 oz vs 225.75 oz and Resolution: 2560 x 1440 vs 3840 x 2160.
Who should buy each?
Choose the LG 27GL83A-B 27" UltraGear QHD IPS Monitor if: you want sharp text and details for office work, enjoy competitive gaming without needing 4K, or prefer a lower price tag.
Choose the LG 27GR93U-B 27" UltraGear 4K 144Hz IPS Gaming Monitor if: you play next-gen games on consoles, need the best graphics for gaming, or want superb image clarity for creative work. (225.75 oz weight)
Conclusion
We hope this comparison helps you buy with confidence. Both products are dependable; the right one depends on how you will use it.
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. LG 27GR93U-B 27" UltraGear 4K 144Hz IPS Gaming Monitor is better if you prioritize hdmi 2.1 ports support full 4k at 144hz (pc) and 120hz (ps5/xbox series x) without chroma subsampling. 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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