Compare Pioneer VSX-84TXSi 7.1 Channels Receiver to Pioneer VSX-921-K 7.1 Channels Receiver

Whatever your entertainment, this Elite receiver powers a sonic performance so real, so intense, so enveloping, you'll feel transported. High-impact home theater comes with THX™ Select2™ certification, twelve advanced surround modes, and a selection of Dolby Digital EX, DTS-ES, and DTS 96/24 surround sound. All delivered to you in 140 blistering watts across as many as seven speakers. Powering this performance is the third generation Sharc-EX processor from Analog Devices, coupled with a 48-bit Free scale processor. Once your multi-channel content leaves the digital processing stage, Pioneer's 60 years of amplifier design and innovation takes over with low-impedance, high-current, Advanced Direct Energy amplifiers with rigid trans-stabilizer construction, for minimal interference, minimal loss of energy, and maximum signal purity to deliver a high-fidelity sonic performance you'll want to hear over and over again. Less

Product Features: THX Certification: No; Number of Channels: 7.1 Channels; Surround Sound: DTS-HD, Dolby Digital Plus (DD+), Dolby Pro Logic IIz, Dolby TrueHD; Type: Receiver; Broadcast Format Supported: 1080p (1125p); Preamp Outputs: Subwoofer; Rear Input Connectors: Composite (Video) x 4, HDMI x 4; Rear Output Connectors: Composite (Video) x 1, HDMI x 1; Tuner Presets: 30 Channels; Remote Control Type: Standard; Depth: 14.27 in.; Height: 6.6 in.; Width: 17.16 in.; Weight: 21.12 lb.; Power Consumption: 500 Watt Less