Compare detailed specifications, side-by-side differences, verified user reviews, and buying recommendations to help you make the right choice.
Deciding between the Pioneer VSX-LX303 and the Onkyo HT-S3900 depends on your available space, storage capacity goals, and everyday usage style:
Designed for large households, bulk grocery shoppers, and long-term storage where total cubic feet is the highest priority.
Ideal for apartments, offices, dorms, or secondary kitchen use where space efficiency and neat organization are paramount.
| Specification | Pioneer VSX-LX303 | Onkyo HT-S3900 |
|---|---|---|
| Connector Type | ||
| USB | 1 | 1 |
| AV Inputs | 3 | — |
| Subwoofer Outputs | 2 | No |
| Coaxial Digital Outputs | has not | No |
| Optical Digital Outputs | has not | No |
| HDMI Outputs | 2 | 1 |
| HDMI Inputs | 7 | 4 |
| Coaxial Digital Inputs | 1 | 1 |
| Phones | 1 | 1 |
| Optical Digital Inputs | 2 | 1 |
| Additional Features | ||
| A-B Speaker Switch | Yes | No |
| Dual-zone Capability | Yes | No |
| MCACC Pro | — | No |
| Pure Direct Mode | Yes | No |
| Auto Power Off | Yes | No |
| Bi-amplifying | Yes | No |
| Audio Return Channel (ARC) | Yes | No |
| Apple Air-play Support | Yes | No |
| AIR Studios Monitor Certification | — | No |
| Advanced Sound Retriever (ASR) Technology | Yes | No |
| X.v.Color | — | No |
| Three-zone Capability | Yes | No |
| Smartphone Remote Control | Yes | No |
| Deep Color | — | No |
| Functions | ||
| Internet Radio | Yes | Yes |
| Digital Player | Yes | Yes |
| Amplifier Class | — | D |
| Network Audio Player | Yes | Yes |
| Power Device | ||
| Operational Power Consumption | 760 W | 60W |
| Standby Power Consumption | 0.15 W | — |
| Audio Formats | ||
| WMA | Yes | — |
| WAV | Yes | — |
| MP3 | Yes | — |
| FLAC | Yes | — |
| Apple Lossless | Yes | — |
| DSD | — | — |
| AIFF | Yes | — |
| AAC | Yes | — |
| Connectivity Interfaces | ||
| Bluetooth | Yes | Yes |
| IEEE 802.3u | Yes | No |
| IEEE 802.3 | Yes | No |
| WI-FI | Yes | No |
| Radio | ||
| Preset Station | 40 | — |
| Preset Station Qty | — | 30 |
| Tuner Bands | AM/FM | AM/FM |
| Tuner Type | digital | DIGITAL |
| Clock | ||
| Sleep Timer | Yes | Yes |
| Built-in Clock | Yes | Yes |
| Built-in Display | ||
| Colour | black | black |
| Type | fluorescent | HD |
| Signal Processing | ||
| Upscaling Via HDMI | up to 4K | up to 4K |
| 3D Pass-through | Yes | Yes |
| Video Conversion/scaling | HDMI to HDMI scaling, analog to HDMI up conversion | Yes |
| HDMI Pass-through | up to 4K | up to 4K |
| Amplifier | ||
| Total Harmonic Distortion | 0,01 | 0.70% |
| Frequency Response | 20 Hz-20 kHz | 10-100000Hz |
| Output Impedance Per Channel | 6 Ohm | 8 Ohm |
| Output Power Per Channel | 170 W | 120w |
| Total Output Power | 900 W | 120W |
| Built-in Decoders | ||
| DTS Neural:X | — | Yes |
| DTS-HD Master Audio | — | Yes |
| Dolby True HD | Yes | Yes |
| Dolby Surround | Yes | Yes |
| Dolby Digital Plus | Yes | Yes |
| Dolby Atmos | Yes | Yes |
| DTS:X | Yes | Yes |
| Sound Features | ||
| Digital Sound Processor (DSP) | — | Yes |
| Digital Content Protection | HDCP 2.2 | Yes |
| Sound Output Mode | — | Surround Sound |
| Surround System Class | 9.2 channel | Yes |
| DSP Preset Qty | — | Yes |
| Surround Sound Effects | Dolby Surround | Surround Sound |
| Audio D/A Converter | 32bit / 384kHz | No |
| Media Content Source | ||
| USB-host | Yes | Yes |
| Network | Yes | Yes |
| Bluetooth | Yes | Yes |
| Dimensions | ||
| Dimensions | 14.6 x 17.3 x 6.9 inches | — |
| General | ||
| Brand | Pioneer | Onkyo |
The main differences center around storage capacity, form factor, and convenience. The Pioneer VSX-LX303 provides extensive bulk storage capacity best suited for homes, garages, or basements needing deep freeze space. In contrast, the Onkyo HT-S3900 offers a compact upright design that fits into smaller spaces with convenient shelf organization.
Chest-style freezers generally excel in thermal efficiency because cold air naturally settles at the bottom and does not escape when the lid is lifted. Compact upright models have lower total kilowatt-hour usage simply due to their smaller cubic volume, making both designs efficient for their respective intended purposes.
Both products are available through official brand stores and authorized retailers with full manufacturer warranties and fast delivery options. Click the "Check Best Price" buttons in the comparison cards above to view today's latest promotions, official deals, and current availability.
Measure your available floor clearance first. If you have open space in a garage, basement, or utility room and want to freeze items in bulk, choose the Pioneer VSX-LX303. If you have limited room in a kitchen, apartment, dorm, or office and prefer easy eye-level access to items, choose the Onkyo HT-S3900.
