LG UltraGear 45GX950A-B vs LG UltraGear 38GN950-B

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 70/100 to the LG UltraGear 38GN950-B's 43, leading on Panel and Performance. Choose the LG UltraGear 38GN950-B instead if image quality matters most to you, where it comes out ahead.

Verdict

Our overall take, at a glance

LG UltraGear 45GX950A-B leads overall

LG UltraGear 45GX950A-B

LG UltraGear 38GN950-B

Why it stands out

Performance Refresh Rate: 330 Hz (106% more)
Peak Brightness (HDR): 1,300 nits (117% more)
Performance Response Time (GtG): 0.03 ms (97% less)

Watch-outs

Compromises to know before you buy

LG UltraGear 45GX950A-B

No notable compromises found.

LG UltraGear 38GN950-B

No USB-C — no single-cable laptop connection.

Winner by category for LG UltraGear 45GX950A-B vs LG UltraGear 38GN950-B
Category	LG UltraGear 45GX950A-B	LG UltraGear 38GN950-B	Winner
Panel	66	56	LG UltraGear 45GX950A-B
Image Quality	47	53	LG UltraGear 38GN950-B
Performance	83	17	LG UltraGear 45GX950A-B
HDR	79	21	LG UltraGear 45GX950A-B
Connectivity	74	35	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

LG UltraGear 38GN950-B

The LG UltraGear 38GN950-B is a premium 38-inch curved ultrawide monitor engineered to serve as a dual-purpose display for both high-end gaming and color-critical content creation. It features an expansive panoramic screen with native support for variable refresh rate technologies to deliver smooth, tear-free motion.

Best for Hybrid gaming and creative media production workflowsBest for Immersive widescreen PC gaming requiring fluid frame synchronization

Pros

Generous 38-inch curved workspace ideal for seamless multitasking without multi-monitor bezels
Dual-purpose capability that bridges high-speed gaming performance with accurate color and brightness
Robust gaming integration supporting both G-Sync and FreeSync Premium variable refresh rate standards

Cons

Large physical footprint requires a highly deep and sturdy desk setup
Vulnerable to typical ultrawide IPS trade-offs such as limited contrast and backlight bleed in dark environments

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

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LG UltraGear 38GN950-B

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Physical Comparison

Weigh them up, then compare real dimensions in 3D

LG UltraGear 45GX950A-BLG UltraGear 38GN950-B

LG UltraGear 45GX950A-B is 2.4 kg (34%) heavier than LG UltraGear 38GN950-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	LG UltraGear 38GN950-B
Screen Size	44.5 in17% more	38 in
Resolution	5120 × 2160 px	3840 × 1600 px
Panel Type
Aspect Ratio	21:9	21:9
Pixel Density	12513% more	111
Curved	Yes	Yes
Curvature radius	800 mm	2,300 mm
Screen-to-body ratio	100%	94%

Image Quality

Feature	LG UltraGear 45GX950A-B	LG UltraGear 38GN950-B
Brightness (typical)	275 nits	450 nits64% more
Contrast Ratio	1500000:1	1000:1
Color Gamut (DCI-P3)	98	98
Color Depth	10-bit	10-bit

Performance

Feature	LG UltraGear 45GX950A-B	LG UltraGear 38GN950-B
Refresh Rate	330 Hz106% more	160 Hz
Response Time (GtG)	0.03 ms97% less	1 ms
Adaptive Sync	FreeSync Premium Pro / G-Sync Compatible	G-Sync Compatible / FreeSync Premium Pro

HDR

Feature	LG UltraGear 45GX950A-B	LG UltraGear 38GN950-B
HDR Format	HDR10, DisplayHDR True Black 400	HDR600
Peak Brightness (HDR)	1,300 nits117% more	600 nits

Connectivity

Feature	LG UltraGear 45GX950A-B	LG UltraGear 38GN950-B
HDMI Ports	2	2
DisplayPort	1	1
USB-C	Yes	No
Power Delivery	90 W	N/A
USB Hub	Yes	Yes

Ergonomics

Feature	LG UltraGear 45GX950A-B	LG UltraGear 38GN950-B
Height Adjustment	Yes	Yes
VESA Mount	100 × 100 px	100 × 100 px
Built-in Speakers	Yes	No
Dimensions (without stand)	99.16 × 46.07 × 22.55 cm	89.64 × 39.44 × 11.13 cm
Weight (without stand)	9.4 kg	7 kg
Release Date	April 1, 2025	June 16, 2020

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 LG UltraGear 38GN950-B comparison

Based on our overall comparison score, LG UltraGear 45GX950A-B rates higher at 82/100 versus 60/100 for LG UltraGear 38GN950-B — a 22-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 LG UltraGear 38GN950-B 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 60/100 for LG UltraGear 38GN950-B.

If you want the higher-rated monitors option overall, LG UltraGear 45GX950A-B (82/100) edges out LG UltraGear 38GN950-B (60/100). But if LG UltraGear 38GN950-B 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.