Hardware Spec Index

Corvane MN-7858 Ultra 27" 4K 240Hz QD-OLED Monitor

Monitors · Corvane · SKU MN7858-ULTRA · Released 2025 · Updated 2026-10-20

Key facts

Benchmark index3,336 (Monitors scale)
Category rank#48,872
Street price$1,549
Power93 W
Performance per dollar2.15
Released2025

Specifications

BrandCorvane
ModelCorvane MN-7858 Ultra
Screen size27-inch
Resolution3840 × 2160 (4K)
Pixel density163 PPI
PanelQD-OLED
Refresh rate240 Hz
Response time0.03 ms (GtG)
HDRVESA DisplayHDR True Black 400
Peak brightness1300 nits
Color gamut99% DCI-P3
Variable refreshVESA Adaptive-Sync, FreeSync Premium, G-SYNC Compatible
Inputs2× HDMI 2.1, 1× DisplayPort 2.1 (UHBR20), USB-C (DP Alt, 90 W)

Related guides

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Cite this page: Hardware Spec Index, “Corvane MN-7858 Ultra 27" 4K 240Hz QD-OLED Monitor”, https://vextor7.com/item/10109313 (accessed 2026-10-20).