Supersonic SC-2812
A built-in rechargeable battery and RF antenna input make this 12-inch HD LED TV truly portable for off-grid use, though its 300:1 contrast ratio and 500-nit peak brightness are basic. The integrated tilting kickstand and USB-A media playback add practical flexibility for viewing downloaded content anywhere. This is best for campers or RV owners needing a compact, battery-powered screen for over-the-air broadcasts and casual media playback.
No current retailer price
Snapshot
The 30-Second Version
The Supersonic SC-2812 hits the 85th percentile for picture quality thanks to 500 nits peak brightness, which is rare in a portable TV. But the 300:1 contrast ratio and 2W speakers drag the experience down hard. At USD 59 it's a decent portable pick. At USD 135, look elsewhere.
Pros & Cons
Pros
- 500 nits peak brightness, 85th percentile for picture quality 85th
- Built-in rechargeable battery for true portability
- RF antenna input for over-the-air TV without extra gear
- USB-A media playback for video, audio, and photos
- HDMI, 3.5mm A/V, and headphone output cover most use cases
Cons
- 300:1 contrast ratio makes dark scenes look washed out
- 2W total speaker output, 26th percentile for audio
- No smart features to speak of, 7th percentile for smart
- Display quality ranks at the 1st percentile overall
- No car adapter included despite portable positioning
The proof
Performance
Let's talk about what this thing does well first. The 500 nits peak brightness is the headline number here, and it's legitimately impressive for a portable TV in this price range. That's what drives the 85th percentile picture quality ranking. The 16.2 million color support helps too, though the 300:1 contrast ratio drags the overall image down. Bright scenes look punchy. Dark scenes look like someone smeared Vaseline on the screen.
The 60Hz panel with 8ms response time is about average for this category. You're not getting HDMI 2.1 gaming features in any meaningful way here, just the port itself. The 1280 x 800 resolution on a 12-inch screen gives you decent pixel density for the size, but don't expect to read fine text from across the room. The built-in dual 1W speakers are a weak spot. At 2W total, audio sits at the 26th percentile. You'll want the 3.5mm headphone output for anything where sound actually matters.
Specifications
Full Specifications
Display
| Resolution | HD |
| Panel Type | LED |
| Backlight | LED |
| Aspect Ratio | 16:9 |
| Curved | No |
Picture Quality
| Brightness | 500 nits |
| Peak Brightness | 500 |
| Contrast Ratio | 300:1 |
| Color Gamut | 16.2 Million Colors |
HDR
| Dolby Vision | No |
| HDR10+ | No |
| HLG | No |
Gaming
| Refresh Rate | 60 Hz |
| Response Time | 8 |
| ALLM | No |
| Game Mode | No |
Audio
| Speaker Config | 2 |
| Wattage | 2 |
| Dolby Atmos | No |
| eARC | No |
Connectivity
| HDMI Ports | 1 |
| HDMI Version | 2.1 |
| USB Ports | 1 |
| Wi-Fi | Wi-Fi 6 |
| Bluetooth | 5 |
| Ethernet | No |
| Optical Audio | No |
Power & Size
| Energy Star | No |
| Weight | 1.3 kg / 2.9 lbs |
vs Competition
Stacked against the TCL Q6-Series 65Q651G or the Hisense U6 Series 65U6N, the Supersonic SC-2812 looks like a toy. Those are full-size 4K sets with HDR, real smart platforms, and proper audio. But that's not really the comparison that matters. This is a portable 12-inch TV with a battery. The Roku Select Series 43R4C5 and Toshiba C350 Series 43C350NU are closer in spirit as budget options, but they're still 43-inch home TVs. The Supersonic's real competition is other portable sets, and in that niche, the 500 nits brightness and 85th percentile picture quality actually give it a legitimate edge. The Insignia F50 Series NS-43F501NA26 beats it on smart features and audio, but it's not portable and won't run on a battery.
| Spec | Supersonic SC-2812 | TCL QM7L Series 55QM7L | Roku Plus Series 55R6C7 | Samsung M80H | Sony BRAVIA 3 II K43XR30M2 | LG QNED 55QNED82AUA |
|---|---|---|---|---|---|---|
| Screen Size | - | 54.599998474121094 | 55 | 55 | 43 | 55 |
| Resolution | 1280x800 | 4K | 3840x2160 | 3840x2160 | 3840x2160 | 3840x2160 |
| Panel Type | LED | QLED | QLED | Mini-LED | LED | LED |
| Refresh Rate | 60 | 144 | 60 | 144 | 120 | 60 |
| Hdr | - | Dolby Vision, HDR 10, HDR 10+, Hybrid Log-Gamma (HLG) | Dolby Vision, HDR 10+, Hybrid Log-Gamma (HLG) | HDR10+, HLG | HDR 10, Hybrid Log-Gamma (HLG), Dolby Vision | HDR10, HLG |
| Smart Platform | - | Google TV | Roku TV | Tizen | Google TV | webOS |
| Dolby Vision | false | true | true | false | true | false |
| Dolby Atmos | false | true | true | false | true | true |
| Hdmi Version | 2.1 | 2.1 | 2.1 | 2.1 | 2.1 | 2.0 |
| Compare | Compare | Compare | Compare | Compare |
| Product | HDR | Audio | Smart | Gaming | Display | Connectivity | Social Proof | Picture Quality |
|---|---|---|---|---|---|---|---|---|
| Supersonic SC-2812 | 13 | 25.2 | 6.5 | 53.6 | 1.3 | 47.6 | 38.9 | 84.9 |
| TCL QM7L Series 55QM7L Compare | 91.2 | 76.6 | 95.9 | 92.9 | 34.7 | 89 | 93.8 | 97.4 |
| Roku Plus Series 55R6C7 Compare | 76.1 | 81.9 | 99.7 | 56.7 | 77.7 | 89 | 93.8 | 36 |
| Samsung M80H Compare | 84.3 | 45.8 | 93.5 | 86.9 | 79.7 | 69.8 | 87.1 | 78.1 |
| Sony BRAVIA 3 II K43XR30M2 Compare | 76.1 | 81.9 | 72.4 | 78.3 | 63.6 | 96.6 | 75.4 | 36 |
| LG QNED 55QNED82AUA Compare | 62.7 | 73.7 | 83.3 | 49.3 | 68.1 | 59.7 | 75.4 | 83.1 |
Price
Value & Pricing
Pricing on this thing is all over the place. US listings range from USD 59 to USD 135 across three vendors, which is a USD 76 spread. At USD 59, this is a reasonable impulse buy for a garage TV or camping companion. At USD 135, you're getting into territory where you could grab a much larger budget set with actual smart features. The Canadian listing at CAD 165 is a separate market, so don't try to compare those numbers directly. If you're in the US, shop around. The low end of that range is the only price where this makes sense.
We started tracking prices for this product on May 29, 2026. The chart appears once we have more data.
Read more
Overview
The Supersonic SC-2812 is a 12-inch portable TV that punches above its weight in one specific area: picture quality. Our database puts it at the 85th percentile for picture, which is genuinely surprising for a budget portable set. The 500 nits peak brightness and 1280 x 800 panel do real work here, especially outdoors or in bright rooms where most cheap portables wash out completely.
But that's where the good news mostly ends. The contrast ratio sits at 300:1, which is rough. Blacks look gray, and anything dark on screen turns into a muddy mess. The 60Hz refresh rate and 8ms response time land it at the 54th percentile for gaming, so it's fine for casual use but nothing to write home about. And the 2W total speaker output puts audio at the 26th percentile, which means you'll want headphones for anything beyond background noise.
Common Questions
Q: Can I play video files from a USB drive?
Yes. The USB-A port supports video, audio, and photo playback from a flash drive. This is one of the more useful features on the SC-2812, especially since there are no smart apps or streaming built in. Load up a drive with movies and you've got a decent offline entertainment setup.
Q: Does it work in a car?
Not out of the box. The included AC adapter outputs 12V DC at 1.5A, which means you can use an optional car adapter that matches those specs. The TV itself doesn't ship with one, so budget for that separately if you're planning road trip use.
Q: How does the picture quality compare to other portable TVs?
The 500 nits peak brightness puts the SC-2812 at the 85th percentile for picture quality in our database. That's genuinely strong for a portable set. The catch is the 300:1 contrast ratio, which is low and makes dark scenes look flat. Bright content looks great. Dark content, not so much.
Who Should Skip This
Skip this if you care about audio quality or dark scene performance. The 2W speakers sit at the 26th percentile, and the 300:1 contrast ratio means anything shadowy looks gray and lifeless. Also skip it if you want any smart features at all. The smart ranking is 7th percentile, which is basically a polite way of saying there are no apps, no streaming, no voice control. And if you're shopping at the USD 135 end of the price range, you're overpaying. This is a USD 59 product, not a USD 135 one.
Verdict
The Supersonic SC-2812 is a niche product that knows its niche. If you need a small, battery-powered TV for camping, tailgating, or a kitchen counter, the 500 nits brightness and 85th percentile picture quality make it one of the better options in the portable category. The 300:1 contrast ratio and 2W speakers are real compromises, but they're compromises you can work around with headphones and realistic expectations. Just don't pay more than the low end of that USD 59 to USD 135 range. At USD 59, it's a solid buy. At USD 135, it's a pass.