42.52 in 4.33 in  | 44.49 in 3.46 in  | |
| Available colors | ||
| Editiorial reviews | ||
| User rating |
 Sony HT-ST7 |  Sony HT-ST9 | |
|---|---|---|
| Audio output channels | 7.1 | 7.1 |
| Connectivity technology | Wired & Wireless | Wired & Wireless |
| Sony HT-ST7 | Sony HT-ST9 | |
|---|---|---|
| Analogue 3.5mm input | 0 | 1 |
| Analogue 5.1/6.1/7.1 inputs | no | no |
| Analogue RCA stereo inputs | 0 | 0 |
| Analogue RCA stereo outputs | 0 | 0 |
| Component input (YPbPr/YCbCr) | 0 | 0 |
| Component output (YPbPr/YCbCr) | 0 | 0 |
| Composite input | 0 | 0 |
| Composite output | 0 | 0 |
| Digital coaxial input (S/PDIF) | 1 | 0 |
| Digital coaxial output (S/PDIF) | 0 | 0 |
| Digital optical input (S/PDIF) | 2 | 1 |
| Digital optical output (S/PDIF) | 0 | 0 |
| HDMI | yes | yes |
| HDMI ports quantity | 4 | 4 |
| Number of HDMI inputs | 3 | 3 |
| Number of HDMI outputs | 1 | 1 |
| Pre-output (subwoofer) | no | no |
| S-video input | 0 | 0 |
| S-video output | 0 | 0 |
| SCART out | no | no |
| USB | no | yes |
| Wireless network (Wi-Fi) | no | yes |
| NFC | yes | yes |
| Ethernet connection | no | yes |
| Bluetooth | yes | yes |
| Bluetooth profile | A2DP aptX | OPP |
| Sony HT-ST7 | Sony HT-ST9 | |
|---|---|---|
| Audio format |
|
|
| Sony HT-ST7 | Sony HT-ST9 | |
|---|---|---|
| Signal separation | 2-way | 2-way |
| Suitable for subwoofer | yes | yes |
| Wireless | yes | yes |
| Number of speaker drivers | 11 | 10 |
| RMS rated power | 450.0 W | 800.0 W |
| Soundbase | no | no |
| Sony HT-ST7 | Sony HT-ST9 | |
|---|---|---|
| Colour of product | Black | Black |
| Width | 42.52 in | 44.49 in |
| Height | 4.33 in | 3.46 in |
| Depth | 4.29 in | 5.24 in |
| Sony HT-ST7 | Sony HT-ST9 | |
|---|---|---|
| Subwoofer included | yes | yes |
| Type of enclosure (sub) | Bass reflex | Closed-box/drone |
| Subwoofer location | Separate | Separate |
| Subwoofer width | 9.49 in | 9.8 in |
| Subwoofer depth | 16.18 in | 16.77 in |
| Subwoofer height | 15.39 in | 16.65 in |
| Subwoofer weight | 24.69 lb | 35.27 lb |
| Sony HT-ST7 | Sony HT-ST9 | |
|---|---|---|
| Colour of product | Black | Black |
| Sony HT-ST7 | Sony HT-ST9 | |
|---|---|---|
| Radio receiver | no | no |
| Docking Station for mobile/Tablet | no | no |
| DLNA certified | no | yes |
| 3D support (3D-Ready) | yes | yes |
| Wireless speakers included | no | no |
| Separate DVD / Blu-ray player | no | no |
| Docking connector type | Not supported | Not supported |
| Apple docking compatibility | no | no |
| Sony HT-ST7 | Sony HT-ST9 | |
|---|---|---|
| Built-in hard drive | no | no |
| Optical drive | no | no |
| Memory card reader | no | no |
| Sony HT-ST7 | Sony HT-ST9 | |
|---|---|---|
| Operational Power Consumption | < 50 | < 90 |
| Power consumption (standby) | 1.0 W | 0.5 W |
| Pros | ||
|---|---|---|
| Cons |
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