Home theater technology has evolved rapidly in recent years, and AV receivers remain at the heart of any serious setup. Today we're comparing two popular options: the Onkyo TX-NR5100 ($440) and the Sony STR-DH790 ($348). These receivers serve as the command center for your home theater, handling everything from audio processing to video switching and speaker power.
Think of an AV receiver as the brain of your entertainment system - it takes all your inputs (gaming consoles, streaming devices, Blu-ray players) and ensures everything works together seamlessly. While both of these units handle this core job well, there are some important differences worth exploring.
The Onkyo TX-NR5100 was released in 2021, while the Sony STR-DH790 came out in 2018. This three-year gap is significant because we've seen major changes in home entertainment technology during this period. The biggest shifts have been the introduction of HDMI 2.1 (which enables faster video processing and gaming features) and the growing popularity of 8K-ready equipment.
The Onkyo TX-NR5100 supports HDMI 2.1, which allows for 8K/60Hz and 4K/120Hz passthrough. In practical terms, this means it can handle the highest quality video signals available today and is ready for future formats. It also includes Variable Refresh Rate (VRR) and Auto Low Latency Mode (ALLM) - features that make gaming smoother and more responsive.
The Sony STR-DH790 uses HDMI 2.0, which supports 4K/60Hz. While this is perfectly fine for most current content, including 4K movies and streaming, it won't handle next-gen gaming consoles at their highest capabilities or future 8K content.
Both receivers support modern audio formats like Dolby Atmos and DTS:X, which create immersive "3D" soundscapes. However, there are some key differences in how they process and deliver sound:
In real-world use, both receivers have enough power for most home theaters. The difference in wattage ratings isn't as significant as it might appear, since they're measured at different impedances (think of impedance as how hard the speakers are to drive).
When comparing the Onkyo TX-NR5100 at $440 to the Sony STR-DH790 at $348, we need to consider what you're getting for the extra money.
If you own or plan to buy a PlayStation 5 or Xbox Series X, the Onkyo's HDMI 2.1 features will make a noticeable difference. Games can run at 4K/120Hz with VRR, providing smoother gameplay and reduced input lag.
Both receivers excel at movie playback, supporting HDR formats and modern audio codecs. The Onkyo has a slight edge with more advanced processing, but for most viewers, the Sony's performance will be more than satisfactory.
Both units handle music well, though the Onkyo offers more streaming options built-in. The Sony's simpler approach might appeal to those who primarily use Bluetooth or traditional inputs.
The size and acoustics of your room play a crucial role in receiver selection. Both units offer room calibration systems, but they work differently:
For larger rooms or complex speaker setups, the Onkyo's additional processing power and calibration options provide more flexibility in optimizing sound.
Technology moves quickly, and today's cutting-edge features become tomorrow's standards. The Onkyo's HDMI 2.1 support and 8K capability provide more longevity, while the Sony's HDMI 2.0 specification might feel limiting in a few years.
Consider these key factors when choosing between these receivers:
Both the Onkyo TX-NR5100 and Sony STR-DH790 are capable receivers that will serve most users well. The Onkyo's premium price brings future-proof features and more sophisticated processing, while the Sony offers reliable performance at a lower price point.
For most users, the decision comes down to whether you need the Onkyo's advanced features or if the Sony's capabilities are sufficient for your needs. If gaming isn't a priority and you don't plan to upgrade to 8K soon, the Sony represents an excellent value. However, if you want to ensure your system is ready for the latest technology, the Onkyo's additional investment will pay off in the long run.
Remember, the best receiver is the one that fits your specific needs, budget, and future plans. Consider your actual usage patterns rather than getting caught up in specifications that might not impact your day-to-day enjoyment.
Onkyo TX-NR5100 ($440) | Sony STR-DH790 ($348) |
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HDMI Version - Determines future-proofing and gaming capabilities | |
HDMI 2.1 (8K/60Hz, 4K/120Hz capable) | HDMI 2.0 (4K/60Hz max) |
Power Output - Affects speaker compatibility and room-filling capability | |
80W/channel (8 ohms) - More efficient with modern speakers | 90W/channel (6 ohms) - Higher rated but at lower impedance |
Room Calibration - Impacts sound quality based on room acoustics | |
AccuEQ (advanced multi-point measurement) | DCAC (basic single-point measurement) |
Gaming Features - Critical for next-gen console gaming | |
VRR, ALLM, QFT support (optimal for PS5/Xbox Series X) | Basic gaming support only |
HDR Support - Affects picture quality with compatible TVs | |
HDR10+, Dolby Vision, HLG | HDR10, Dolby Vision, HLG |
Audio Processing - Determines sound quality and format support | |
384 kHz/32-bit DAC with advanced processing | 192 kHz/24-bit DAC with standard processing |
Connectivity Options - Flexibility for various devices | |
4 HDMI in/2 out, Wi-Fi, Bluetooth, Ethernet | 4 HDMI in/1 out, Bluetooth only |
Multi-room Capability - Important for whole-home audio | |
Zone 2 audio with independent source selection | Basic Zone B audio only |
The Onkyo TX-NR5100 ($440) is significantly better for gaming, offering HDMI 2.1 with VRR and ALLM support, which are essential for next-gen gaming consoles like PS5 and Xbox Series X. The Sony STR-DH790 ($348) only supports basic HDMI 2.0 features.
Both offer excellent sound quality, but the Onkyo TX-NR5100 has more advanced processing with a 384 kHz/32-bit DAC compared to Sony's 192 kHz/24-bit DAC. However, in typical home theater use, both deliver impressive performance.
If you need HDMI 2.1 features, 8K support, or advanced gaming capabilities, the Onkyo TX-NR5100 is worth the premium. If you're mainly watching movies and don't need the latest gaming features, the Sony STR-DH790 offers better value.
Both receivers have similar power output, but the Onkyo TX-NR5100's AccuEQ room calibration system is more sophisticated for optimizing sound in larger spaces compared to Sony's basic DCAC system.
Yes, both the Onkyo TX-NR5100 and Sony STR-DH790 support Dolby Atmos and DTS:X for immersive 3D audio in home theater setups.
The Onkyo TX-NR5100 is more future-proof with HDMI 2.1, 8K support, and advanced gaming features. The Sony STR-DH790's HDMI 2.0 specification may become limiting in the future.
The Sony STR-DH790 offers a simpler, more straightforward setup process. The Onkyo TX-NR5100 has more features and options, which can make initial setup more complex but offers greater flexibility.
Yes, both can handle 4K content, but the Onkyo TX-NR5100 supports 4K/120Hz while the Sony STR-DH790 is limited to 4K/60Hz.
The Onkyo TX-NR5100 offers more comprehensive wireless options including Wi-Fi and Bluetooth, while the Sony STR-DH790 only supports Bluetooth streaming.
Both excel at movie playback, supporting HDR and modern audio formats. The Onkyo TX-NR5100 has slightly more advanced processing, but most users won't notice a significant difference in movie performance.
Both can drive most home theater speakers, with the Onkyo TX-NR5100 rated at 80W/channel (8 ohms) and the Sony STR-DH790 at 90W/channel (6 ohms). They're both suitable for typical home theater speaker setups.
The Onkyo TX-NR5100 offers more connectivity with additional HDMI outputs, Wi-Fi, and Ethernet, making it more versatile for complex home theater setups. The Sony STR-DH790 provides basic but sufficient connectivity for most users.
We've done our best to create useful and informative comparisons to help you decide what product to buy. Our research uses advanced automated methods to create this comparison and perfection is not possible - please contact us for corrections or questions. These are the sites we've researched in the creation of this article: crutchfield.com - hifiheaven.net - youtube.com - bestbuy.com - audioholics.com - onkyo.com - support.onkyousa.com - bestbuy.com - onkyo.com - audiolab.com - support.onkyousa.com - youtube.com - bestbuy.com - ynetnews.com - walts.com - sony.ca - walmart.com - videoandaudiocenter.com - abcwarehouse.com - crutchfield.com - sony.co.uk - sony.ie - youtube.com