# LG 34U511A-B — 34-inch UltraWide Flat IPS Monitor

> LG ウルトラワイド モニター 34U511A-B 平面 34インチ summary. 34-inch UltraWide IPS monitor with 2560×1080, 100Hz, HDR400.

Tags: display_monitor, lg, 34u511a-b, ultrawide, ips, 100hz
Source: https://www.amazon.co.jp/dp/B0F6CYL2MS
Article page: https://web-autoai.com/articles/lg-34u511a-b-34?lang=en

Prices and ratings change over time — check the article page for the current values.

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## Overview
The LG 34U511A-B is a 34-inch UltraWide IPS monitor with a 2560×1080 resolution (21:9 aspect ratio), 100Hz refresh rate, and VESA DisplayHDR 400 certification. The three-sided borderless design blends well into multi-monitor setups.
Positioned as a mid-range ultrawide monitor, it balances affordability with solid IPS image quality and HDR support. The 21:9 format significantly improves multitasking efficiency by allowing multiple windows side by side.

## Connectivity & Compatibility
The monitor provides one HDMI input and one DisplayPort 1.4 input, plus a headphone jack. Full 100Hz refresh rate is achievable via DisplayPort; HDMI also supports 100Hz depending on cable and GPU capabilities.
VESA mount compatibility is not included, so users who want to use monitor arms or wall mounts should look elsewhere. The stand offers only tilt adjustment — no height, swivel, or pivot.

## Product Info
It comes with a 3-year manufacturer warranty and a zero dead pixel guarantee. Included accessories: HDMI cable (1.5m), power cable, and quick setup guide.
This is a mid-range product. It offers a good balance of IPS color accuracy, HDR400, and ultrawide real estate at a competitive price point. The 100Hz refresh rate is modest compared to gaming-focused models, but sufficient for office work, creative tasks, and casual gaming.

## Best Use Cases
* Office productivity: Ideal for users who work with multiple documents, spreadsheets, or browser tabs simultaneously. The 21:9 screen reduces window switching and improves workflow.
* Casual gaming: 100Hz and 1ms MBR provide smooth motion for FPS and racing games. Competitive gamers will want 144Hz or higher, but for most players this is perfectly adequate.
* Home theater: The 21:9 ratio matches cinematic widescreen formats, eliminating black bars for a more immersive movie experience. HDR content is supported.
Not recommended for esports enthusiasts requiring high refresh rates or professional creators needing wide color gamut coverage.

### Product Disclosure (Amazon)
- Manufacturer: LG
- Seller: Amazon.co.jp
- Fulfilled by: Amazon.co.jp
- ASIN: B0F6CYL2MS
- Note: This article covers a manufacturer-made product based on Amazon listing details.