LG UltraGear 45GX950A-B vs MSI MAG 272QP QD-OLED X50

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

For most buyers the LG UltraGear 45GX950A-B is the better pick — it scores 60/100 to the MSI MAG 272QP QD-OLED X50's 56, leading on Panel and HDR. Choose the MSI MAG 272QP QD-OLED X50 instead if performance matters most to you, where it comes out ahead.

Verdict

Our overall take, at a glance

LG UltraGear 45GX950A-B and MSI MAG 272QP QD-OLED X50 are closely matched

LG UltraGear 45GX950A-B

MSI MAG 272QP QD-OLED X50

Where LG UltraGear 45GX950A-B stands out

Connectivity Power Delivery: 90 W (500% more)
Panel Screen Size: 44.5 in (68% more)
Panel Resolution: 5120 × 2160 px

Where MSI MAG 272QP QD-OLED X50 stands out

Performance Refresh Rate: 500 Hz (52% more)
Panel Type: QD-OLED
Image Quality Brightness (typical): 300 nits (9% more)

Winner by category for LG UltraGear 45GX950A-B vs MSI MAG 272QP QD-OLED X50
Category	LG UltraGear 45GX950A-B	MSI MAG 272QP QD-OLED X50	Winner
Panel	69	58	LG UltraGear 45GX950A-B
Image Quality	49	51	Tie
Performance	43	57	MSI MAG 272QP QD-OLED X50
HDR	62	38	LG UltraGear 45GX950A-B
Connectivity	68	50	LG UltraGear 45GX950A-B
Ergonomics	85	85	Tie

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

MSI MAG 272QP QD-OLED X50

The MSI MAG 272QP QD-OLED X50 is a 27-inch desktop gaming monitor featuring a Quantum Dot OLED panel at a 1440p resolution. Designed for enthusiasts and competitive PC gamers, it aims to deliver superior color precision alongside ultra-fast pixel response. Positioned within MSI's mainstream MAG product line, it focuses on high-speed motion clarity and deep contrast performance.

Best for Fast-action competitive gaming where pixel response and motion clarity are critiBest for Dark-room HDR gaming and high-contrast media consumption

Pros

Quantum Dot OLED panel delivers true black levels and infinite contrast
Near-instantaneous pixel response times minimize motion blur in fast-paced games
Rich color saturation and wide color gamut coverage

Cons

OLED panel technology carries inherent risks of static image retention over prolonged use
Sustained full-screen brightness is generally lower than competing LED or Mini-LED displays

Value for Money

Which is the better deal for the price

Enter today's price for each product to see which offers better value. Use the same currency for both.

LG UltraGear 45GX950A-B

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MSI MAG 272QP QD-OLED X50

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Physical Comparison

Weigh them up, then compare real dimensions in 3D

LG UltraGear 45GX950A-B

9.4kg

Weight

Detailed Specifications

The full spec sheet, side by side

Panel

Feature	LG UltraGear 45GX950A-B	MSI MAG 272QP QD-OLED X50
Screen Size	44.5 in68% more	26.5 in
Resolution	5120 × 2160 px	2560 × 1440 px
Panel Type
Aspect Ratio	21:9	16:9
Pixel Density	12513% more	111
Curved	Yes	No
Curvature radius	800 mm	N/A
Screen-to-body ratio	100%	89%

Image Quality

Feature	LG UltraGear 45GX950A-B	MSI MAG 272QP QD-OLED X50
Brightness (typical)	275 nits	300 nits9% more
Contrast Ratio	1500000:1	1500000:1
Color Gamut (DCI-P3)	98	99
Color Depth	10-bit	10-bit

Performance

Feature	LG UltraGear 45GX950A-B	MSI MAG 272QP QD-OLED X50
Refresh Rate	330 Hz	500 Hz52% more
Response Time (GtG)	0.03 ms	0.03 ms
Adaptive Sync	FreeSync Premium Pro / G-Sync Compatible	FreeSync Premium Pro / G-Sync Compatible

HDR

Feature	LG UltraGear 45GX950A-B	MSI MAG 272QP QD-OLED X50
HDR Format	HDR10, DisplayHDR True Black 400	DisplayHDR True Black 500
Peak Brightness (HDR)	1,300 nits30% more	1,000 nits

Connectivity

Feature	LG UltraGear 45GX950A-B	MSI MAG 272QP QD-OLED X50
HDMI Ports	2	2
DisplayPort	1	1
USB-C	Yes	Yes
Power Delivery	90 W500% more	15 W
USB Hub	Yes	No

Ergonomics

Feature	LG UltraGear 45GX950A-B	MSI MAG 272QP QD-OLED X50
Height Adjustment	Yes	Yes
VESA Mount	100 × 100 px	100 × 100 px
Built-in Speakers	Yes	N/A
Dimensions (without stand)	99.16 × 46.07 × 22.55 cm	61 × 35.64 × 6.9 cm
Weight (without stand)	9.4 kg	N/A
Release Date	April 1, 2025	September 1, 2025

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 MSI MAG 272QP QD-OLED X50 comparison

Based on our overall comparison score, LG UltraGear 45GX950A-B rates higher at 82/100 versus 77/100 for MSI MAG 272QP QD-OLED X50 — a 5-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 MSI MAG 272QP QD-OLED X50 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 82/100 for LG UltraGear 45GX950A-B and 77/100 for MSI MAG 272QP QD-OLED X50.

If you want the higher-rated monitors option overall, LG UltraGear 45GX950A-B (82/100) edges out MSI MAG 272QP QD-OLED X50 (77/100). But if MSI MAG 272QP QD-OLED X50 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.