The Pioneer VSX-933 is capable of delivering up to 80 W to each of the 7 channels and working with Dolby Atmos and DTS: X signals. The receiver is capable of reproducing high-res audio PCM 24 bit / 192 kHz. In compare the Pioneer VSX-933 vs Denon AVR-X2500H, VSX-933 can not work in Dual-zone mode and uses speaker A/B switching to connect more speakers. For automatic sound calibration, an MCACC system is present. The main connection terminals are six HDMI 2.0 inputs with support for HDR10, HLG and Dolby Vision. The device supports many wireless protocols, including the proprietary FlareConnect and DTS Play-Fi.
This device is based on the 32-bit four-core Cirrus Logic CS49844 processor. The Denon AVR-X2500H is based on a more powerful amplifier versus Pioneer VSX-933 - 670W against 560W. The AVR-X2500H also has decoders for all multi-channel audio recording formats, including Dolby Atmos / DTS: X, as well as DTS Virtual: X for 3D sound generation in 5.1 systems. The receiver has a system of auto-calibration of ambient sound Audyssey MultEQ. The device is equipped with six HDMI inputs with support for HDMI switching signals with a resolution of up to 4K.
The Pioneer VSX-933 is better receiver in this comparison. Check Pioneer VSX-933 price