Compare Pioneer VSX-84TXSi 7.1 Channels Receiver to Pioneer VSX-521-K 5.1 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: 5.1 Channels; Surround Sound: DTS ES®, DTS Neo:6, DTS-HD, Dolby Digital®, Dolby Digital® EX, Dolby Pro Logic II, Dolby Pro Logic IIz, Dolby TrueHD; Type: Receiver; Special Features: Bluetooth Compatibility, HD Radio Tuner; Preamp Outputs: Stereo (2 channels); Rear Output Connectors: Analog Audio x 1, Composite (Video) x 1; Tuner Presets: 30 Channels; Remote Control Type: Standard; Depth: 14.27 in.; Height: 6.6 in.; Width: 17.16 in.; Weight: 19.8 lb. Less