LG UltraGear OLED 39GX900A Review

Quick Summary

The UltraGear 39GX900A is LG's flagship curved OLED gaming monitor: a 39-inch ultrawide screen with 240 Hz, a 0.03 ms response time and a bright WOLED panel. It is built for people who want a big, immersive desk setup and who value deep blacks and fast motion over everything else. The price is the catch. At about ₹1,14,999 it costs several times what a good IPS gaming monitor does, and OLED brings its own care requirements.

Design & Build Quality

This is a statement piece. The curve is 800R, tight enough to wrap your field of view at normal desk distance, and the borderless four-side design keeps the picture the star. A hexagon light accent adds a little flair without turning the desk into a disco. The L-shaped stand frees up desk space under the panel, a real help for a screen this wide, and it lets you swivel, tilt and adjust height, which a monitor of this size needs.

Size is the thing to plan for. A 39-inch ultrawide needs a deep, solid desk, and sitting at a sensible distance matters if you want the curve to feel natural rather than overwhelming.

Display Quality

The OLED panel is what you are paying for. Blacks are truly black, so dark scenes in games and films have a depth that an IPS panel cannot match, and colours look rich thanks to wide DCI-P3 coverage. LG claims a clear brightness step up over its earlier OLED gaming monitors, and the quoted peak for highlights is strong, so the picture should hold up in a lit room better than most OLEDs. An anti-glare finish helps keep reflections under control.

The 3440 × 1440 resolution on a 39-inch screen gives a pleasant balance: sharper than Full HD ultrawides, and easier on your graphics card than 4K. Text is clean enough for office work, and the 21:9 shape gives you room for two windows side by side. HDR is certified to the True Black 400 level, which is the right tier for OLED, where the strength is contrast rather than raw brightness.

Gaming Performance

At 240 Hz with a 0.03 ms response time, motion is extremely clean. Fast shooters and racing games look crisp, with almost no trailing, and the ClearMR certification backs up the claim of low blur. Adaptive sync is covered from every direction: FreeSync Premium Pro, VESA AdaptiveSync and G-SYNC Compatible, so tearing is not a worry on any current graphics card.

The gaming extras are the sensible kind: a crosshair, a frame-rate counter, Black Stabilizer for dark scenes and a low-latency mode. Two HDMI 2.1 ports make it a good partner for a modern console as well as a PC. You will need a capable graphics card to feed 3440 × 1440 at high frame rates.

Eye Comfort & OLED Care

The monitor carries independent UL verifications for being flicker-free, free of discomfort glare and low in harmful blue light, which is reassuring for long sessions. As with any OLED, static images left on screen for hours can leave marks over time. The on-screen display includes brightness and protection settings aimed at preventing afterimages, and it is worth using them, especially if the screen also serves as your work monitor.

Connectivity & Audio

The USB-C port is a highlight. It delivers up to 65 W of power, so a laptop can charge and send video over a single cable, and the monitor handles QHD at 240 Hz over it. DisplayPort 1.4 and two HDMI 2.1 ports cover the rest, and a 4-pole headphone output supports a headset with a microphone. The built-in 7 W speakers are a convenience and sound fine for casual use, though serious gamers will still prefer a headset.

Features Assessment

The LG Switch app is a quiet winner. It lets you save picture settings and switch them with a hotkey, and it splits the wide screen into up to 11 layouts, which makes the ultrawide shape genuinely useful for work. Together with the on-screen OLED protection tools, it turns the monitor from a gaming display into an all-round desk centrepiece.

Ease of Use

Setup is simple because the cables you need are all in the box: USB-C, DisplayPort and HDMI. The on-screen menu is clear, and the app makes day-to-day changes quick. The main effort is making room for the screen and getting the curve and height right for your seating position.

Value for Money

The 39GX900A is currently available at about ₹1,14,999 from a main seller, compared with a higher price on LG's own store. That is a premium price, and it only makes sense if you will use what OLED offers: perfect blacks, fast response and a large ultrawide canvas. Warranty is two years on internal and functional parts, including the OLED panel, which is welcome peace of mind at this price. For the same money you could buy several good IPS monitors, so this is a purchase for enthusiasts rather than a sensible default.

Who Should Buy It?

Enthusiast PC gamers who want an immersive ultrawide with the best motion and contrast will love it. Creators and professionals who also game, and who want a single USB-C cable to a laptop, will find it a very capable all-rounder. Console gamers with a modern console and a big desk can use its HDMI 2.1 ports well.

Who Should Consider Alternatives?

If you mostly work with static documents for many hours a day, an IPS monitor avoids the burn-in worry and costs far less. Buyers on a budget, or those with a small desk, are better served by a 27-inch or 34-inch monitor. If you want maximum sharpness for text and photos, a 4K monitor is a better fit than this 3440 × 1440 panel.