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  1. Home
  2. /Monitors
  3. /LG UltraGear 45GX950A-B vs Dell UltraSharp U5226KW

LG UltraGear 45GX950A-B vs Dell UltraSharp U5226KW

Updated Nov 2026 · Scored by the Let’s Compare Data Engine · How we score

For most buyers the Dell UltraSharp U5226KW is the better pick — it scores 65/100 to the LG UltraGear 45GX950A-B's 56, leading on Panel and Image Quality. Choose the LG UltraGear 45GX950A-B instead if performance and hdr matter most to you, where it comes out ahead.

Verdict

Our overall take, at a glance

Key takeaways

  • Dell UltraSharp U5226KW leads LG UltraGear 45GX950A-B overall by 9 points (65 vs 56 out of 100).
  • Dell UltraSharp U5226KW stands out on Panel Screen Size: 51.5 in (16% more), Panel Resolution: 6144 × 2560 px, Panel Pixel Density: 129 (3% more).
Dell UltraSharp U5226KW leads overall
Dell UltraSharp U5226KW
65
LG UltraGear 45GX950A-B
56
Why it stands out
  • Panel Screen Size: 51.5 in (16% more)
  • Panel Resolution: 6144 × 2560 px
  • Panel Pixel Density: 129 (3% more)

Strengths Profile

Bigger shape = stronger. Whoever reaches further wins that category.

Winner by category for LG UltraGear 45GX950A-B vs Dell UltraSharp U5226KW
CategoryDell UltraSharp U5226KWLG UltraGear 45GX950A-BWinner
Panel7840Dell UltraSharp U5226KW
Image Quality8614Dell UltraSharp U5226KW
Performance1486LG UltraGear 45GX950A-B
HDR0100LG UltraGear 45GX950A-B
Connectivity7741Dell UltraSharp U5226KW
Ergonomics8585Tie

In-depth analysisAI

AI-generated from the cited sources — may be incomplete or inaccurate; verify important details before deciding · generated Nov 2026.

LG UltraGear 45GX950A-B

The LG UltraGear 45GX950A-B is a 45-inch OLED gaming monitor built to provide expansive, high-contrast visuals for desktop gaming setups. Part of LG's UltraGear lineup, it targets enthusiast PC gamers looking for deep black levels and an immersive widescreen experience.

Best for Immersive widescreen desktop PC gamingBest for High-contrast viewing in dark or dim gaming environments
Pros
  • Large 45-inch display area delivers strong visual immersion for gaming
  • OLED display technology provides deep blacks and high image contrast
Cons
  • Substantial physical footprint demands a large, dedicated desk space
Official
  • Official product pageProvided product identification as a 45-inch UltraGear OLED gaming monitor.

Generated Nov 4, 2026

Dell UltraSharp U5226KW

The Dell UltraSharp U5226KW is a massive 51.5-inch curved ultrawide monitor tailored for professional creators and multitaskers. Built around an IPS Black panel, it delivers a high 6144 x 2560 resolution and a smooth 120Hz refresh rate. Additionally, it integrates a powerful USB-C hub capable of delivering 140W of power to connected notebooks.

Best for Replacing dual-monitor configurations with a single seamless workspaceBest for High-end productivity and color-accurate creative design with 99% DCI-P3…
Pros
  • IPS Black technology provides a high 2000:1 contrast ratio for deeper blacks
  • Extremely detailed 6144 x 2560 resolution with 129 PPI pixel density
  • Robust 140W USB-C power delivery to charge high-performance laptops
  • Fluid motion handling thanks to a 120Hz refresh rate and VRR support
Cons
  • At 12.96 kg without the stand, it is exceptionally heavy and requires robust mounting support
  • Massive physical width of 122.35 cm demands significant desk space
Official
  • Official specificationsOfficial specification sheet detailing panel performance, physical dimensions, and port selections.
Video — reviews used (3)

Generated Sep 12, 2026

Value for Money

Which is the better deal for the price

Pre-filled with launch prices where known — enter today's price for an up-to-date check. Use the same currency for both.

LG UltraGear 45GX950A-B

Check Price on Amazon

Dell UltraSharp U5226KW

Check Price on Amazon

Physical Comparison

Weigh them up, then compare real dimensions in 3D

9.4 kg12.96 kg
LG UltraGear 45GX950A-BDell UltraSharp U5226KW

Dell UltraSharp U5226KW is 3.56 kg (38%) heavier than LG UltraGear 45GX950A-B.

Review Videos

Hand-picked expert reviews for each product

Detailed Specifications

The full spec sheet, side by side

Panel

Feature
LG UltraGear 45GX950A-B
Dell UltraSharp U5226KW
Screen Size
44.5 in
51.5 in16% more
Resolution
5120 × 2160 px
6144 × 2560 px
Panel Type
Aspect Ratio
21:9
21:9
Pixel Density
125
1293% more
Curved
Yes
Yes
Curvature radius
800 mm
4,200 mm
Screen-to-body ratio
100%94%

Image Quality

Feature
LG UltraGear 45GX950A-B
Dell UltraSharp U5226KW
Brightness (typical)
275 nits
400 nits45% more
Contrast Ratio
1500000:1
2000:1
Color Gamut (DCI-P3)
98
99
Color Depth
10-bit
10-bit

Performance

Feature
LG UltraGear 45GX950A-B
Dell UltraSharp U5226KW
Refresh Rate
330 Hz175% more
120 Hz
Response Time (GtG)
0.03 ms99% less
5 ms
Adaptive Sync
FreeSync Premium Pro / G-Sync Compatible
VRR

HDR

Feature
LG UltraGear 45GX950A-B
Dell UltraSharp U5226KW
HDR Format
HDR10, DisplayHDR True Black 400
N/A
Peak Brightness (HDR)
1,300 nits
N/A

Connectivity

Feature
LG UltraGear 45GX950A-B
Dell UltraSharp U5226KW
HDMI Ports
2
2
DisplayPort
1
2100% more
USB-C
Yes
Yes
Power Delivery
90 W
140 W56% more
USB Hub
Yes
Yes

Ergonomics

Feature
LG UltraGear 45GX950A-B
Dell UltraSharp U5226KW
Height Adjustment
Yes
Yes
VESA Mount
100 × 100 px
100 × 100, 200 × 100, 200 × 200
Built-in Speakers
Yes
Yes
Dimensions (without stand)
99.16 × 46.07 × 22.55 cm
122.35 × 52.89 × 11.2 cm
Weight (without stand)
9.4 kg
12.96 kg
Release Date
April 1, 2025
January 6, 2026

Specification Note

Specifications are compiled from official manufacturer data and other reliable internet sources. Some features may vary by region or model configuration.

Frequently Asked Questions

Common questions about LG UltraGear 45GX950A-B vs Dell UltraSharp U5226KW comparison

Based on our overall comparison score, LG UltraGear 45GX950A-B rates higher at 79/100 versus 65/100 for Dell UltraSharp U5226KW — a 14-point lead. LG UltraGear 45GX950A-B is the stronger overall pick, though the right choice still depends on which specs matter most to you; the full spec table above breaks down every difference.
LG UltraGear 45GX950A-B and Dell UltraSharp U5226KW are compared side by side above across every spec in the monitors category — including performance, features and design — each scored 0–100 so you can see exactly where one leads the other. Our overall scores are 79/100 for LG UltraGear 45GX950A-B and 65/100 for Dell UltraSharp U5226KW.
If you want the higher-rated monitors option overall, LG UltraGear 45GX950A-B (79/100) edges out Dell UltraSharp U5226KW (65/100). But if Dell UltraSharp U5226KW is cheaper or stronger on the specific specs you care about, it can still be the better buy — use the spec table and strengths profile above to decide.

Which would you buy?

Cast your vote

Looking for alternatives?

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© 2026 Let's Compare. All rights reserved.

A project by saygiselim.dev