LG Ultragear™ 45GX90SA 45-inch OLED 240Hz 0.03ms WQHD Curved Smart Gaming Monitor webOS(Xbox, Netflix Built in) / USB-C PD 65W / HDMI 2.1 / NVIDIA® G-SYNC® / AMD FreeSync™ Premium
Check price on Amazon
🛒 Check Price on Amazon
LG Ultragear™ 45GX90SA 45-inch OLED 240Hz 0.03ms… vs 5K Monitor — Head-to-Head (2026)
The specs side by side, with links to both product pages.
vs
5K Monitor, Z-Edge UG49P 49 inch Curved Gaming Monitor, DQHD 5120x1440 Monitor,240Hz, 32:9 Ultrawide, 1ms MPRT, 1800R, 320 cd/m², 8bit, HDMI*1, DP*2, USB-C, PIP/PBP
$679.99
🛒 Buy on Amazon — $679.99
*Price sourced from Amazon.com. Last updated 2026-09-30. Price and availability subject to change.
Spec-by-spec
| Spec | LG Ultragear™ 45GX90SA 45-inch OLED… | 5K Monitor, Z-Edge UG49P 49 inch… |
|---|---|---|
| Brand | LG | Z Z-EDGE |
| Color | White | Black |
| Shape | Curved | Curved |
| Brightness | 275 candela_per_square_meter | 320 cd |
| Model Name | FBALG45GX90SAB | UG49P |
| Resolution | QHD Wide 1440p | 5K DQHD 5120x1440 |
| Unit Count | 1 Count | 1 Count |
| Color Gamut | 98.5 | 99 |
| Screen Size | 44.5 inches | 49 inches |
| Aspect Ratio | 21:9 | 32:9 |
| Connectivity | USB-C | USB-C |
| Display Type | OLED | LED |
| Model Number | 45GX90SA-B | UG49P |
| Refresh Rate | 240 hertz | 240 hertz |
Keep researching
Already narrowing? Open each product page for the full spec sheet, FAQ, and a link to the current Amazon price: LG Ultragear™ 45GX90SA 45-inch OLED… · 5K Monitor, Z-Edge UG49P 49 inch…. Browse the full Gaming Monitors catalog or read our Gaming Monitors buying guide for tier picks. You can also compare up to four products side-by-side, jump to all categories, or check the benchmarks index for hardware-only matchups.
More guides & deep dives from the SpecPicks archive
Browse all articles & guides →- The Complete Voodoo5 5500 AGP Driver Guide (2026 Edition)
- Best Budget Gaming PC Build 2026 — ~$1,000 ($800 on Sale)
- Best 1440p Gaming GPUs in 2026
- RTX 4070 Super vs RX 7800 XT — Which to Buy in 2026
- How to Build a Windows 98 Retro PC in 2026
- Emulation Hardware in 2026: FPGA, Software, and Cart-Reader Ecosystems
- Best Retro Handhelds in 2026 — From $35 to $500
More reviews from the SpecPicks archive
Browse all reviews →- Voodoo 3 3500 TV vs GeForce 256 DDR: The Last Great 1999 Gaming GPU Showdown
- Mini-ITX Gaming PC in a 3D Printed Case: 2026 Builder's Guide
- DeepCool AK620 vs Noctua NH-U12S for the Ryzen 7 5800X
- Logitech Gaming Mouse Deals Hit 47% Off for Prime Day 2026
- FIDECO vs Unitek: Best IDE-to-USB Adapter for Retro Drive Imaging
- Best Raspberry Pi Alternatives 2026: 5 SBCs After the Price Hikes
- Dual RTX 3090 LLM Training: 2026 Benchmarks & Build Guide
- Best CPU Cooler for the Core i7-9700K in 2026
- Using LLMs to Install Vintage GPU Drivers on Win98 and WinXP: A Field Report from Our Retro-Agent Fleet
- Ryzen 5 5600G vs Ryzen 7 5700X: Best Budget AM4 CPU 2026
- AMD Ryzen AI Halo Mini PC vs RTX 3060 12GB for Local LLMs
- Best Budget GPU for CNN and Image-Model Training in 2026: The RTX 3060 12GB Deep Dive
- Field Report: Running Qwen 3.6 35B-A3B on a 32GB M2 Mac
- ChatGPT Full-Duplex Voice: What Real-Time Speech Needs on Your Desk
- Best Raspberry Pi Alternative in 2025: Full Buying Guide
- Best Budget SSD for a Steam Library: NVMe vs SATA Game Load Times
- Build a Retro Emulation Cabinet Brain on a Pi 4 8GB in 2026
- Self-hosting a Claude proxy — cache, rate-limit, and audit every request
- Intel llm-scaler-vllm PV 1.4 Adds Arc Pro B70 Support: What Local-LLM Builders Get
- Best Controller for PC AAA Gaming in 2026
- CRT Monitor for Retro Consoles: 2025 Buying Guide
- SteamOS Boots on Intel Hardware After Community Port
- Ryzen AI Max 395 Laptop: Specs and AI Performance
- Best GPU for 1080p 240Hz Esports: RTX 3060 12GB Build (2026)
- Best AI HATs for Raspberry Pi 5 in 2026
- GPU & CPU Upgrade ROI: Cost-per-FPS Calculator Guide
- Running a 3dfx Voodoo5 5500 PCI in a Modern Board in 2026
- OpenAI Codex Now Repeats a Task After Watching Once — Local Agentic Alternatives
- Hyperscalers May Soon Outrun Their Cash Flow on AI Buildout
- Dual RTX 3060 12GB vs RTX 3090 24GB for Qwen2.5 32B (2026)
- How to Host a Quake 3 Arena Server in 2026: Modern Setup for Classic LAN Play
- GPT-5.6 Deleted a User's Files: Why Local, Sandboxed Agents Matter
- Best Gaming Webcam and Microphone Bundle for Streamers in 2026
- Modern PC Builds vs Period-Correct Retro Rigs: A 2026 Comparison
- Best Budget Gaming Monitor Under $300 in 2026
- xAI Open-Sources Grok-Build: Can You Run It Locally?
- Best Raspberry Pi for Klipper in 2026: Pi 4 8GB vs Alternatives
- Arc Pro B60 Dual 48GB vs Dual RTX 3060 12GB for 70B Local LLMs (2026)
- Best Budget GPU for RPCS3 PS3 Emulation in 2026
- Best GPU for Qwen3 8B in 2026
- Can a Raspberry Pi 4 8GB Run a Local LLM in 2026? Realistic tok/s Numbers
- AI coding assistants ranked — Claude Code, Cursor, GitHub Copilot, Aider
- Best NVMe Boot SSD for an AM4 Ryzen Build: 970 EVO Plus vs the Budget Field
- What Handheld Console Should I Buy in 2026? A Decision Framework
- Running Your Own AI Guardrail Model on a 12GB GPU in 2026
- GPU-Accelerated Autorouter Handles Monstrous PCB Designs
- Arc A770 16GB vs RTX 3060 12GB for Local Llama 3
- Self-Hosting DeepSeek on an RTX 3060 12GB: What Fits in 2026
- NVIDIA GeForce GTX 10 Pascal GPUs: 10th Anniversary
- Building multi-agent AI orchestrators — LangGraph, DSPy, n8n, and picking the right one
- Best CPU Cooler for AM4 Ryzen 5800X & 9700K Builds (2026)
- Best 12GB GPU for Local LLMs in 2026
- Training an LLM in Swift, Part 1: Matrix Mult Speed
- vLLM vs Ollama on an RTX 3060 12GB: Which Server Wins?
- Best Esports Club Practice Room Gear in 2026
- Best Budget Sim Racing Wheel: Logitech G29 vs HORI vs Thrustmaster
- 50+ Raspberry Pi Project Ideas for 2025 (By Skill Level)
- DIY Pinball Controller for Retro Gaming: Build Guide
- Best Gaming Monitor for 1440p Under $400 (2026)
- RTX 3060 12GB vs RTX 4060 Ti 16GB for Gemma 3 12B (2026)