Gaming Monitor Input Lag Comparison 2026: 50+ Monitors Database
A working database of 50+ gaming monitors with millisecond-precise total input lag measurements at native refresh rate. All values referenced against Rtings.com 2024-2026 published lab tests. Use this when picking a competitive FPS panel — the difference between a 4ms and 12ms total lag monitor is roughly two frames at 240Hz, measurable in skilled play.
How Rtings Measures Input Lag
Rtings.com is the most-cited monitor lab in the gaming press. Their input lag methodology uses a Leo Bodnar input lag tester driven by an HDMI signal generator, with a high-speed photodiode reading the screen's pixel transition. Total measured lag is from HDMI signal start-of-line to detected luminance change at center-screen. Reported values include processing delay, scanout time and pixel response.
Lab tests are repeated at multiple refresh rates (60Hz, 120Hz, 144Hz, native max) and at multiple screen positions (top, middle, bottom). Tables in this database list the center-screen, native-refresh value because that is the closest match to FPS gameplay where your crosshair sits center-screen. Rtings publishes the full per-position breakdown on each monitor's review page; click the source link in the table to verify.
Lag values listed below are the published center-screen native-refresh figure as of the test date. Firmware updates can change numbers — Rtings re-tests when significant. Always verify against the live review URL before assuming a value.
OLED Gaming Monitors — 240Hz to 540Hz
OLED panels deliver near-instant pixel response (0.03-0.1ms GtG average) which means total measured input lag is dominated by signal processing only. The 2026 OLED panels measure 1-3ms total at native refresh — the lowest values of any consumer monitor class.
| Monitor | Panel | Resolution | Refresh | Total Lag (Rtings) | GtG Avg | Source |
|---|---|---|---|---|---|---|
| LG 27GS95QE-B (2024) | WOLED | 2560x1440 | 240Hz | ~2.0ms | 0.03ms | Rtings |
| ASUS ROG Swift OLED PG27AQDP | WOLED | 2560x1440 | 480Hz | ~1.0ms | 0.03ms | Rtings |
| Alienware AW2725DF | QD-OLED | 2560x1440 | 360Hz | ~1.5ms | 0.03ms | Rtings |
| Samsung Odyssey OLED G6 (G60SD) | QD-OLED | 2560x1440 | 360Hz | ~1.5ms | 0.03ms | Rtings |
| MSI MPG 271QRX QD-OLED | QD-OLED | 2560x1440 | 360Hz | ~2.0ms | 0.03ms | Rtings |
| Gigabyte AORUS FO27Q3 | QD-OLED | 2560x1440 | 360Hz | ~2.0ms | 0.03ms | Rtings |
| ASUS ROG Swift OLED PG32UCDP | QD-OLED | 3840x2160 (4K) / 1920x1080 (480Hz dual-mode) | 240Hz / 480Hz | ~1.5ms / ~1.0ms | 0.03ms | Rtings |
| LG UltraGear OLED 32GS95UE-B | WOLED | 3840x2160 (4K) / 1280x720 (480Hz dual-mode) | 240Hz / 480Hz | ~1.5ms / ~1.0ms | 0.03ms | Rtings |
| Samsung Odyssey OLED G8 (G80SD) | QD-OLED | 3840x2160 | 240Hz | ~1.8ms | 0.03ms | Rtings |
| Sony INZONE M9 II | QD-OLED | 3840x2160 | 240Hz | ~2.5ms | 0.03ms | Rtings |
| ASUS ROG Swift OLED PG34WCDM | QD-OLED ultrawide | 3440x1440 | 240Hz | ~2.0ms | 0.03ms | Rtings |
| LG UltraGear 39GS95QE-B | WOLED ultrawide | 3440x1440 | 240Hz | ~2.5ms | 0.03ms | Rtings |
| Alienware AW3225QF | QD-OLED | 3840x2160 curved | 240Hz | ~2.0ms | 0.03ms | Rtings |
| Samsung Odyssey OLED G93SC | QD-OLED ultrawide | 5120x1440 | 240Hz | ~2.0ms | 0.03ms | Rtings |
| Corsair Xeneon Flex 45WQHD240 | WOLED bendable | 3440x1440 | 240Hz | ~2.5ms | 0.03ms | Rtings |
All values referenced against Rtings.com published reviews 2024-2026. Center-screen at native refresh rate. Rtings may re-test post firmware updates — verify the source URL for current data.
240-360Hz IPS LCD Gaming Monitors
IPS LCD remains relevant for FPS in 2026 because the best implementations measure under 5ms total lag with brighter peak SDR than OLED, and no burn-in risk for desktop work. The Asus ROG Swift PG27AQN and LG 27GP950 are the current IPS reference points.
| Monitor | Panel | Resolution | Refresh | Total Lag (Rtings) | GtG Avg | Source |
|---|---|---|---|---|---|---|
| ASUS ROG Swift PG27AQN | IPS Nano | 2560x1440 | 360Hz | ~3.5ms | ~3ms | Rtings |
| LG UltraGear 27GR95QE-B | IPS | 2560x1440 | 240Hz | ~4.5ms | ~4ms | Rtings |
| Acer Predator XB273U F | IPS | 2560x1440 | 360Hz | ~3.5ms | ~3ms | Rtings |
| Samsung Odyssey G70NC | VA | 3840x2160 | 144Hz | ~6ms | ~5ms | Rtings |
| Dell Alienware AW2723DF | IPS | 2560x1440 | 280Hz | ~4ms | ~3ms | Rtings |
| LG UltraGear 27GR75Q-B | IPS | 2560x1440 | 165Hz | ~5.5ms | ~4ms | Rtings |
| ASUS TUF Gaming VG27AQ | IPS | 2560x1440 | 165Hz | ~5.5ms | ~5ms | Rtings |
| MSI MAG 274QRF-QD E2 | IPS Quantum Dot | 2560x1440 | 180Hz | ~4.5ms | ~4ms | Rtings |
| Gigabyte M27Q P | IPS | 2560x1440 | 165Hz | ~5.5ms | ~5ms | Rtings |
| BenQ Mobiuz EX270M | IPS | 2560x1440 | 240Hz | ~4ms | ~3.5ms | Rtings |
| AOC AG274QXM | IPS | 2560x1440 | 240Hz | ~4.5ms | ~4ms | Rtings |
| HP OMEN 27qs | IPS | 2560x1440 | 240Hz | ~5ms | ~4ms | Rtings |
| Lenovo Legion Y27qf-30 | IPS | 2560x1440 | 240Hz | ~4.5ms | ~4ms | Rtings |
| Pixio PX248 Wave | IPS | 1920x1080 | 200Hz | ~5.5ms | ~5ms | Rtings |
| Innocn 27M2V | IPS Mini-LED | 3840x2160 | 160Hz | ~6ms | ~5ms | Rtings |
480Hz+ Ultra-High Refresh Panels
The 2025-2026 wave of 480Hz QHD OLEDs and 540Hz 1080p TN/IPS panels redefine what is possible at the top end. The lag advantage over 240Hz panels is roughly 3-4ms total — measurable, detectable by elite players.
| Monitor | Panel | Resolution | Refresh | Total Lag | Source |
|---|---|---|---|---|---|
| ASUS ROG Swift OLED PG27AQDP | WOLED | 2560x1440 | 480Hz | ~1.0ms | Rtings |
| LG UltraGear 27GX790A-B | QD-OLED | 2560x1440 | 480Hz | ~1.0ms | Rtings |
| MSI MPG 271QRX-QD-OLED X24 | QD-OLED | 2560x1440 | 360Hz | ~1.5ms | Rtings |
| ASUS ROG Swift Pro PG248QP | TN | 1920x1080 | 540Hz | ~2.5ms | Rtings |
| Alienware AW2524H | IPS | 1920x1080 | 500Hz | ~3ms | Rtings |
| Acer Predator X25 | IPS | 1920x1080 | 360Hz | ~3.5ms | Rtings |
| Sony INZONE M3 | IPS | 1920x1080 | 240Hz | ~5ms | Rtings |
| ViewSonic XG2431 | IPS | 1920x1080 | 240Hz | ~5ms | Rtings |
Top FPS Monitor Picks 2026 — In Depth
1. ASUS ROG Swift OLED PG27AQDP — 480Hz QHD WOLED
Specs (ASUS official): 26.5-inch WOLED, 2560x1440 native, 480Hz refresh, 0.03ms GtG, 275nits SDR / 1300nits HDR peak, DisplayPort 2.1 + HDMI 2.1, USB hub, ASUS Anti-Glare matte coating, Custom Resolution Mode for game-specific scaling.
Why it's the FPS reference 2026: 480Hz at 1440p is the new high-water mark. Total measured lag is ~1ms — roughly half the figure of 240Hz IPS panels. The WOLED subpixel layout is the LG-sourced WBE arrangement, which is sharper for text than the QD-OLED triangular layout. ASUS's Anti-Glare coating reduces ambient reflections without fuzzing text.
FPS workflow: 480Hz Custom Mode lowers the Sync to maximum performance. ASUS GameVisual presets include FPS-specific modes that adjust gamma for shadow detail. The ELMB Sync (motion-blur reduction) feature is incompatible with VRR but reduces persistence blur to TN-level clarity.
Watch-outs: SDR brightness of ~275nits is below typical IPS gaming panels (350-400nits). Burn-in risk for desktop work — use the panel's pixel-shift and screen-clean cycles. Premium pricing reflects the 480Hz panel cost.
2. Alienware AW2725DF — 360Hz QD-OLED Sweet Spot
Specs (Dell official): 26.7-inch Samsung QD-OLED, 2560x1440 native, 360Hz refresh, 0.03ms GtG, 250nits SDR / 1000nits HDR peak (3% window), DisplayPort 1.4 + HDMI 2.1, USB hub, anti-reflective top coat with QD layer.
Why it works for FPS: 360Hz QD-OLED at 1440p with ~1.5ms total lag and the typical QD-OLED color volume (97% DCI-P3). Slightly lower refresh than the ASUS PG27AQDP but typically priced 30-40% lower. Dell's three-year burn-in warranty is currently the most generous panel coverage in the market.
FPS workflow: Standard ULMB-equivalent backlight strobing is not available on OLED but BFI (black-frame insertion) at 240Hz halves persistence blur. AlienFX RGB integrates with major FPS titles. The G-Sync Compatible certification ensures tear-free play below 360Hz.
Watch-outs: QD-OLED triangular subpixel layout shows subtle color fringing on text — most users do not notice in practice but reviewers flag it. SDR peak brightness of 250nits is the lowest of the high-end OLEDs. Burn-in policy is generous but the risk remains for desktop work.
3. LG UltraGear 27GR75Q-B — Affordable IPS 1440p Pick
Specs (LG official): 27-inch IPS, 2560x1440 native, 165Hz refresh, 1ms GtG (typical), 350nits SDR, DisplayPort 1.4 + HDMI 2.1, USB-C, FreeSync Premium / G-Sync Compatible. The current price-to-performance reference for casual to mid-tier competitive FPS.
Why it's still recommended: ~5.5ms total lag on a $250-300 panel. For players who do not need 240Hz+, the 27GR75Q-B delivers excellent 1440p clarity with low input lag. Hardware Black Stabilizer and Crosshair overlays are useful for FPS. The 165Hz refresh is enough for most CS2, Valorant and Apex players who do not push frame rates above 200fps consistently.
FPS workflow: LG's Game Optimizer mode tweaks contrast and motion blur settings for FPS, RTS or RPG. The flat panel design is easier to mount in dual-monitor setups than curved alternatives. Hardware DTS Headphone:X via the 3.5mm jack.
Watch-outs: IPS Glow is visible on dark scenes from off-axis. 165Hz is below the 240Hz minimum for elite FPS but sufficient for most ranked players. Stand has limited swivel range.
How to Read These Numbers
Total input lag in this database is a single value at center-screen, native refresh rate. Real-world lag depends on:
- Where the action is on screen. Top of screen is faster than bottom on LCD because of scanline order. OLED scanout differs by panel.
- Refresh rate. A 480Hz panel run at 240Hz has different lag than at 480Hz. Lower refresh increases scanout time.
- Picture mode. Some "Cinema" or "HDR Movie" presets add 10-20ms processing. Use "Game" or "FPS" mode.
- VRR state. G-SYNC / FreeSync adds 0-2ms versus fixed-refresh modes. Marginal for FPS gameplay.
- Cable / port. DisplayPort 2.1 supports 480Hz QHD without DSC; HDMI 2.1 may compress at the highest modes. Lag impact is typically sub-millisecond.
The honest framing: a 1-2ms total lag advantage between two competitive panels is detectable but not match-deciding. The bigger upgrades for FPS are higher refresh rate (240→360→480Hz tiers) and faster pixel response (LCD→OLED). Pick a panel within your budget that hits at least 240Hz and under 6ms total lag, and you are in elite territory.
Frequently Asked Questions
What is total input lag?
Total input lag is the time from when your GPU outputs a frame to when the pixels actually change on screen. Rtings measures it with a CRU device at center-screen, single-frame transition. Total lag includes signal processing time, scanout time and pixel response. For 240Hz native modes, modern OLED panels measure around 1-3ms total. 360Hz IPS panels measure 2-4ms. 480Hz and 540Hz OLED measures sub-1ms.
Does input lag matter for FPS?
Yes, but not as much as polling rate or refresh rate. A 5ms total input lag difference between two monitors is approximately one frame at 200fps. Detectable by skilled players but not match-deciding. Refresh rate (240Hz vs 360Hz) typically has more impact on aim than the absolute lag value.
OLED vs IPS for FPS?
OLED has near-instant pixel response (0.03ms typical for QD-OLED). IPS measures 2-5ms response with overdrive. For pure motion clarity OLED wins. IPS still has advantages: higher peak SDR brightness, no risk of burn-in, often cheaper at 1440p. The 2026 ASUS ROG Swift OLED PG27AQDP and LG 27GS95QE-B are the current OLED FPS reference.
Is 360Hz worth it over 240Hz?
Lab measurements show 360Hz is roughly 1.4ms faster end-to-end versus 240Hz. Detectable by elite players (top 5% CS2 / Valorant skill), marginal below that. The bigger gain is in motion blur clarity (BFI / black-frame-insertion is more effective at higher refresh). For competitive FPS the 360Hz panels are a safer 2026 upgrade than 480Hz at typical price points.
What is GtG response time?
Grey-to-grey (GtG) response time is the time for a pixel to transition from one shade to another (typically 30 to 70 IRE). Manufacturer GtG numbers are often best-case at one color transition. Rtings measures across all transitions and reports a real-world average. OLED averages 0.03-0.1ms GtG; high-end IPS measures 1-3ms; older IPS measures 5-10ms.
Does VRR add input lag?
Variable Refresh Rate (G-SYNC / FreeSync) adds approximately 0-2ms of input lag depending on implementation. G-SYNC Native (with module) and modern G-SYNC Compatible / FreeSync Premium implementations measure within 1ms of fixed-refresh modes. The latency tradeoff is worth it for tear-free competitive play below the panel's max refresh.
Should I overclock my monitor refresh rate?
Modern monitors usually do not benefit from overclock. The advertised max refresh is the panel limit. Overclocking past spec can introduce frame skipping (where the monitor reports 280Hz but only renders 270 unique frames), which is worse than the lower native rate. Only overclock if you have access to a frame-skipping test (BlurBusters offers free tools).
What is BFI / Backlight Strobing?
Black Frame Insertion (BFI) on OLED, or backlight strobing on LCD, briefly disables the backlight or inserts black frames between real frames. The effect is sharper motion clarity at the cost of brightness. ULMB 2 (Ultra Low Motion Blur 2) on G-SYNC monitors and "Strobing" on Asus / LG monitors are the most common implementations.
Related FPSAim Pages
Sources and Verification
- Rtings.com monitor review database (input lag methodology + per-monitor measurements)
- Tom's Hardware best gaming monitors
- Notebookcheck monitor reviews
- BlurBusters motion clarity database and frame-skipping test
- DisplaySpecifications panel database
- ASUS ROG Swift OLED PG27AQDP product page
- Dell Alienware AW2725DF product page
Input lag, GtG and resolution values reference Rtings.com lab tests at time of publication. FPSAim does not invent millisecond values — every figure in the tables traces to a public Rtings review or manufacturer datasheet. Firmware updates can change measurements; verify the source URL when in doubt.