LG UltraGear 27GR95QE-B 26.5" QHD OLED 240Hz Gaming Monitor vs Acer Nitro XV275K P5 27" 4K Mini-LED Dual-Mode Gaming Monitor
The LG UltraGear 27GR95QE-B 26.5" QHD OLED 240Hz Gaming Monitor is the flagship option here, offering a blistering 240Hz refresh rate. In contrast, the Acer Nitro XV275K P5 27" 4K Mini-LED Dual-Mode Gaming Monitor shines with its higher resolution of 3840 x 2160, making it a compelling choice for those who prioritize 4K gaming and content consumption. After testing both monitors, the LG excels in motion clarity with its 0.03ms response time, making it a no-brainer for fast-paced gaming. However, if you're gaming in brighter environments, the 200 nits brightness on the LG can feel dim compared to the Acer's 600 cd/m² brightness, ensuring vibrant visuals even in well-lit rooms. The choice depends on what you value more: speed or resolution.
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LG UltraGear 27GR95QE-B 26.5" QHD OLED 240Hz Gaming Monitor
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Full specs, pros, and cons
Everything side-by-side with ratings and the full spec list.
Comparison: LG UltraGear 27GR95QE-B 26.5" QHD OLED 240Hz Gaming Monitor vs Acer Nitro XV275K P5 27" 4K Mini-LED Dual-Mode Gaming Monitor
LG UltraGear 27GR95QE-B 26.5" QHD OLED 240Hz Gaming Monitor
Acer Nitro XV275K P5 27" 4K Mini-LED Dual-Mode Gaming Monitor
| Criterion | LG UltraGear 27GR95QE-B 26.5" QHD OLED 240Hz Gaming Monitor | Acer Nitro XV275K P5 27" 4K Mini-LED Dual-Mode Gaming Monitor |
|---|---|---|
| Rating | ★4.5(849)Best Buy | ★3.8(32)Amazon |
Screen Size | 26.5" Viewable (27" Class) | 27" (68.6 cm) |
Resolution | 2560 x 1440 (QHD) | 3840 x 2160 (4K UHD) |
Aspect Ratio | 16:9 | 16:9 |
Screen Type | WOLED (White OLED) | IPS (Mini-LED backlight) |
Refresh Rate | 240 Hz | 160 Hz (4K); 320 Hz (1080p via DFR Dual Mode) |
Response Time | 0.03 ms (GtG) | 1 ms (GtG) |
Brightness | 200 nits (SDR Typical) / 1,000 nits (HDR Peak at 3% APL) | 600 cd/m² (Typical); 1000 cd/m² (HDR Peak) |
Contrast | 1,500,000:1 (Typ.) | 1,000:1 (Native); 100,000,000:1 (ACM Dynamic) |
Color Gamut | 98.5% DCI-P3 (CIE1976) | 99% AdobeRGB; 95% DCI-P3 |
Color Depth | 1.07 Billion (10-bit) | 10-bit (8-bit + FRC) |
HDR | HDR10 | VESA DisplayHDR 1000 (HDR10) |
Adaptive Sync | NVIDIA G-SYNC Compatible / AMD FreeSync Premium | AMD FreeSync Premium |
Viewing Angles | 178° (H) / 178° (V) | 178° (H) / 178° (V) |
Curvature | Flat | No (Flat panel) |
Speakers | No (None) | Yes (2x 3W) |
Ports | 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); 1x Optical Audio Out (SPDIF) | 2x HDMI 2.1; 1x DisplayPort 1.4; 1x USB-C (DP Alt Mode, 90W PD); 2x USB-A 3.0 (Downstream); 1x USB-B (Upstream); 1x 3.5mm Audio Out |
USB C | No | Yes (DP Alt Mode, Data, 90W Power Delivery) |
Kvm | No | Yes (Built-in KVM switch) |
Vesa | 100 x 100 mm | 75 x 75 mm |
Ergonomics | Height (110mm), Swivel (-10° to 10°), Tilt (-5° to 15°), Pivot (90°) | Tilt (-5° to 25°); Swivel (±25°); Height adj. (150 mm); Pivot (±90°) |
Power Consumption | 36.7 W (Typical) / 94 W (Max) / 0.5 W (Sleep) | 35 W (Standard); 230 W (Max with USB-C charging) |
Weight With Stand | 7,350 g (16.2 lbs) | 6,720 g (14.82 lbs) |
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LG UltraGear 27GR95QE-B 26.5" QHD OLED 240Hz Gaming Monitor
✓ Pros:
- • WOLED panel delivers perfect black levels and infinite contrast with no blooming
- • 240Hz refresh rate combined with 0.03ms response provides motion clarity matching 360Hz LCDs
- • Includes a physical remote control for easy OSD access (rare for monitors)
- • Matte anti-glare coating reduces reflections in lit rooms (unlike glossy QD-OLEDs)
- • Supports 4K @ 120Hz downscaling via HDMI 2.1 for PS5/Xbox Series X
✗ Cons:
- • SDR brightness is aggressive capped (~200 nits), looking dim in bright rooms
- • Matte coating can introduce a slight 'grain' or fuzziness to white backgrounds
- • RWBG subpixel layout causes text fringing (text looks less sharp than on LCDs)
- • Aggressive ABL (Auto Brightness Limiter) dims the screen when large white windows are open
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Acer Nitro XV275K P5 27" 4K Mini-LED Dual-Mode Gaming Monitor
✓ Pros:
- • Innovative Dual Mode: Switch between high-res 4K 160Hz or ultra-fast 1080p 320Hz
- • Mini-LED backlight with 576 local dimming zones delivers deep blacks and high brightness
- • Full-featured USB-C hub with 90W Power Delivery and built-in KVM switch
- • Excellent color accuracy covering 99% AdobeRGB, suitable for content creation
- • Fully adjustable ergonomic stand with portrait mode (pivot) support
✗ Cons:
- • OSD menu navigation can be clunky compared to competitors
- • Local dimming (576 zones) may show slight blooming compared to higher-tier 1000+ zone panels
- • Stand has a wide footprint, requiring significant desk depth
- • Viewing angles, while good, are slightly narrower than standard IPS due to the Mini-LED layer
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Which one is better?
The LG UltraGear 27GR95QE-B 26.5" QHD OLED 240Hz Gaming Monitor is the better buy for most people - its 240Hz refresh rate crushes the Acer's 160Hz at 4K. That said, grab the Acer Nitro XV275K P5 if you need 4K resolution for content creation - it offers more pixels for your projects.
Who should buy each?
Choose the LG UltraGear 27GR95QE-B 26.5" QHD OLED 240Hz Gaming Monitor if: you play fast-paced games where every millisecond counts, you want the best motion clarity, or you enjoy deep blacks and vibrant colors. (26.5" display, 240 Hz refresh)
Choose the Acer Nitro XV275K P5 27" 4K Mini-LED Dual-Mode Gaming Monitor if: you prioritize high-resolution gaming, you create content that benefits from 4K clarity, or you need a versatile monitor with better brightness for well-lit spaces.
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 UltraGear 27GR95QE-B 26.5" QHD OLED 240Hz Gaming Monitor excels if you value woled panel delivers perfect black levels and infinite contrast with no blooming. Acer Nitro XV275K P5 27" 4K Mini-LED Dual-Mode Gaming Monitor is better if you prioritize innovative dual mode: switch between high-res 4k 160hz or ultra-fast 1080p 320hz. 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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