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Acer Predator XB273U GX vs Corsair Xeneon Flex 45WQHD240: Comparison
Acer Predator XB273U GX and Corsair Xeneon Flex 45WQHD240 separate most on response time: Acer Predator XB273U GX at 1 ms, Corsair Xeneon Flex 45WQHD240 at 0.03 ms, 3233% in favour of Corsair Xeneon Flex 45WQHD240. Screen Size splits them by another 40%, again favouring Corsair Xeneon Flex 45WQHD240. They match on refresh rate, hdr support and usb-c dp alt mode.
Specs
| Specification |  |  |
|---|---|---|
| Panel Type | IPS | WOLED |
| Brand | Acer | Corsair |
| Model Number | XB273U GX | 45WQHD240 |
| Screen Size | 27 in-40% | 45 in |
| Resolution | 2560 x 1440 (QHD) | 3440 x 1440 (UWQHD) |
| Panel Technology | IPS | WOLED |
| Aspect Ratio | 16:9 | 21:9 |
| Refresh Rate | 240 Hz | 240 Hz |
| Response Time | 1 ms-3233% | 0.03 ms |
| Adaptive Sync | NVIDIA G-Sync Compatible | AMD FreeSync Premium, NVIDIA G-Sync Compatible |
| HDR Support | Yes | Yes |
| Native Resolution | 2560x1440 | 3440x1440 |
| Max Refresh Rate | 270 Hz | 240 Hz-11% |
| Response Time GtG | 1 ms | 0.03 ms |
| VRR Standard | G-Sync Compatible | FreeSync Premium |
| Color Depth | 8-bit + FRC | 10-bit |
| USB-C DP Alt Mode | Yes | Yes |
| Series | Predator | Xeneon Flex |
| Source URL | https://www.acer.com/ca-en/predator/monitors/xb3/pdp/UM.HX3AA.X05 | https://www.corsair.com/us/en/p/monitors/cm-9030001-na/corsair-xeneon-flex-45wqhd240-45-inch-oled-3440-x1440-240hz-refresh-rate-bendable-gaming-monitor-cm-9030001-na |
Verdict
Acer Predator XB273U GX
8.3 / 10 Expert Rating
A speed-focused esports monitor whose latency analyzer tooling stands out in a crowded 1440p gaming segment.
Corsair Xeneon Flex 45WQHD240
8.7 / 10 Expert Rating
A genuinely innovative ultrawide OLED monitor whose bendable design solves the flat-versus-curved tradeoff better than any competitor.