UNI-T MSO5054HD vs Siglent SDS3054X HD
Same 12-bit, 500 MHz — faster sampling, deeper memory and a 5-year warranty.
The MSO5054HD ties the SDS3054X HD on 12-bit resolution, 500 MHz and channel count, then leads on sample rate (5 vs 4 GSa/s), memory (500 vs 400 Mpts), capture rate and warranty. The Siglent answers with CAN-FD and FlexRay decode as standard where ours are options, and lists about $5,290. Both front ends are quiet 12-bit designs.
UNI-T MSO5054HD
- ✓ Bandwidth: 500 MHz
- ✓ Analog channels: 4 analog + 16 digital (logic option)
- ✓ Sample rate: 5 GSa/s (1-ch); 2.5 GSa/s (4-ch)
- ✓ Memory depth: 500 Mpts
- ✓ Waveform update rate: 800,000 wfms/s (1,500,000 sequence)
- ✓ Warranty: 3+2 years (5 total with registration)
Siglent SDS3054X HD
- ✓ Bandwidth: 500 MHz
- ✓ Analog channels: 4 analog + 16 digital (logic option)
- ✗ Sample rate: 4 GSa/s (1-ch); 2 GSa/s (4-ch)
- ✗ Memory depth: 400 Mpts
- ✗ Waveform update rate: 200,000 wfms/s (890,000 sequence)
- ✗ Warranty: 3 years
$5,290 (distributor listing, September 2026)
to 1 GHz
Bandwidth
500 Mpts
Memory Depth
5 GSa/s
Sample Rate
800,000 wfms/s
Capture Rate
12-bit
Vertical Resolution
Faster sampling, deeper memory
5 GSa/s versus the Siglent's 4, and 500 Mpts versus 400 — more time resolution and longer records on the same 12-bit platform.
Higher waveform-capture rate
800,000 wfms/s (1.5M sequence) versus 200,000 (890,000 sequence) — a better chance of catching rare events.
Dual 50 MHz AWG & 15-protocol decode
An optional dual-channel 50 MHz AWG and a 15-bus decode suite on a 9-in-1 instrument, versus a single-channel 25 MHz Siglent option.
Deeper acquisition, longer cover
A faster sample rate, 100 Mpts more memory and four times the live capture rate, with Exclusive 3+2 (5-year) coverage and US-based support against Siglent's three years.
Comprehensive Feature Comparison
| Feature | UNI-T MSO5054HD | Siglent SDS3054X HD | Advantage |
|---|---|---|---|
| Bandwidth | 500 MHz | 500 MHz | Equal |
| Analog channels | 4 analog + 16 digital (logic option) | 4 analog + 16 digital (logic option) | Equal |
| Sample rate | 5 GSa/s (1-ch); 2.5 GSa/s (4-ch) | 4 GSa/s (1-ch); 2 GSa/s (4-ch) | UNI-T ✓ |
| Memory depth | 500 Mpts | 400 Mpts | UNI-T ✓ |
| Waveform update rate | 800,000 wfms/s (1,500,000 sequence) | 200,000 wfms/s (890,000 sequence) | UNI-T ✓ |
| Display | 10.1″ 1280×800 capacitive touch | 10.1″ capacitive touch | Equal |
| Built-in AWG | Dual-channel 50 MHz (option) | Single-channel 25 MHz (option) | UNI-T ✓ |
| Serial protocol decode | RS-232/422/485/UART, I2C, SPI, CAN, LIN standard; CAN-FD, CAN-XL, FlexRay, SENT, Audio, MIL-STD-1553B, Manchester, ARINC429, 1-Wire, I3C optional | UART/I2C/SPI + CAN-FD/FlexRay standard | Siglent ✓ |
| Input noise floor | 75 µVrms at the full 1 GHz bandwidth | Low-noise 12-bit front end (figure not published for this model) | Equal |
| Warranty | 3+2 years (5 total with registration) | 3 years | UNI-T ✓ |
| Price (USD) | See current price → | $5,290 | UNI-T ✓ |
* UNI-T specifications from the MSO5000HD Series datasheet and our live product data. Siglent figures from published manufacturer data and authorized US distributor listings, September 2026.
The bottom line
The MSO5054HD is a 9-in-1 instrument: oscilloscope, 16-channel logic analyzer (option), serial protocol analyzer, spectrum/FFT, frequency counter, 4-digit DVM, Bode-plot analyzer, power analyzer (option) and an optional dual-channel 50 MHz AWG — all on a true 12-bit front end with 500 Mpts of memory standard.
Perfect For:
Mixed-signal & embedded debug
Standard CAN/LIN plus optional CAN-FD, CAN-XL, FlexRay and more, with 500 Mpts to hold full bus sessions at 5 GSa/s.
Power-electronics analysis
12-bit resolution, optional power and timing packages and deep memory resolve switching loss, ripple and SOA across many cycles.
R&D benches
A faster, deeper-memory 12-bit instrument with a 5-year warranty — more acquisition capability per bench.
Other models in the MSO5000HD Series
MSO5034HD
MSO5034HD — 350 MHz / 5 GSa/s entry to the MSO5000HD line, 500 Mpts standard.
MSO5054HD
MSO5054HD — 500 MHz / 5 GSa/s with the full 15-protocol decode platform.
MSO5104HD
MSO5104HD — 1 GHz flagship, 5 GSa/s, 500 Mpts — the top of the HD MSO range.
Frequently Asked Questions
Is the UNI-T MSO5054HD a good alternative to the Siglent SDS3054X HD?
Yes. It is a direct 500 MHz, 12-bit, 4-channel match with a faster sample rate, deeper acquisition memory, a higher capture rate and a 5-year warranty against three. Siglent's honest advantages are its standard CAN-FD and FlexRay decode, where ours are paid options; it lists about $5,290.
How does the MSO5000HD Series compare with the SDS3000X HD Series?
The MSO5000HD Series (350 MHz–1 GHz, 5 GSa/s, 500 Mpts) and the Siglent SDS3000X HD line (350 MHz–1 GHz, 4 GSa/s, 400 Mpts) are both 12-bit. UNI-T leads on sample rate, memory and capture rate; Siglent on standard decode; noise floors are level.
What do I get for the money with the MSO5054HD?
For 12-bit mid-range debug the MSO5054HD gives you 500 MHz, 5 GSa/s, 4 analog channels with an optional logic pod, 500 Mpts of memory and 15-protocol decode — with a 5-year warranty.
Are UNI-T software options subscriptions?
No. Every UNI-T software option — logic, automotive/aerospace decode, power analysis, the AWG — is a permanent one-time unlock. No annual licenses, no renewal fees, and no features that expire.
Ready to compare on the bench?
Faster sampling, deeper memory and a 5-year warranty on the same 12-bit, 500 MHz platform.
View full specifications and current pricing for the UNI-T MSO5054HD →
Disclaimer: Siglent® is a registered trademark of Siglent Technologies Co., Ltd.. UNI-T® is a registered trademark of Uni-Trend Technology (China) Co., Ltd. The comparison provided is based on publicly available information and is intended for informational purposes only. This comparison is not endorsed by, affiliated with, or sponsored by Siglent Technologies Co., Ltd.. All trademarks, product names, and company names mentioned herein are the property of their respective owners.