The Siglent SDS1104X-E has been one of the most recommended mid-range oscilloscopes for years thanks to its clean signal quality, fast update rate, and mature firmware. Rigol’s newer DHO814 enters the same price bracket with a compact modern design and a 12-bit ADC that significantly improves low-level detail.
This guide compares both models so you can choose confidently.
Overview
Siglent’s SDS1104X-E delivers excellent value with strong decoding features, fast acquisition, and reliable hardware. 👉 Check Price
Rigol’s DHO814 brings next-generation improvements with a high-resolution ADC, deep memory, and a compact form factor. 👉 Check Price
Specification Comparison
| Feature | Siglent SDS1104X-E | Rigol DHO814 |
|---|---|---|
| Bandwidth | 100 MHz | 100 MHz |
| Channels | 4 | 4 |
| Sample Rate | 1 GSa/s | 1.25 GSa/s |
| Memory Depth | 14 Mpts | 25 Mpts |
| Vertical Resolution | 8-bit | 12-bit |
| Waveform Update Rate | ~100k wfms/s | ~130k wfms/s |
| FFT Quality | Good | Excellent |
| Display | 7″ | 7″ |
| 💳 Pricing | 💲 Check Price | 💲 Check Price |
Performance and Functionality
Signal Quality
Siglent SDS1104X-E
- Clean 8-bit signal path
- Excellent for general electronics and embedded work
Rigol DHO814
- 12-bit ADC = ~16× more vertical resolution
- Much cleaner traces for low-amplitude signals
- Superior FFT visibility
For audio, sensor analysis, or low-noise measurements, the Rigol DHO814 has a major advantage.
Triggering & Acquisition
SDS1104X-E
- Fast, stable, mature firmware
- Excellent serial decode workflow
DHO814
- Faster UI navigation
- Slightly higher waveform update rate
Build and Design
Siglent SDS1104X-E
- Proven, durable bench design
- Quiet fan
- Traditional layout
Rigol DHO814
- Very compact and portable
- Modern interface
- Extremely quiet operation
Ideal Use Cases
| Use Case | Best Choice | Why |
|---|---|---|
| Beginners | SDS1104X-E | Easiest workflow, great value |
| Embedded Work | SDS1104X-E | Strong decoding performance |
| Small-Signal / Precision Work | DHO814 | 12-bit resolution |
| Audio / FFT Analysis | DHO814 | Cleaner low-level performance |
| Small Workspaces | DHO814 | Compact design |
Verdict
Choose the Siglent SDS1104X-E if you want:
- A proven, stable oscilloscope
- Excellent decoding tools
- Best value under $500
Choose the Rigol DHO814 if you want:
- Cleaner traces and more precision
- Better FFT performance
- A compact, modern oscilloscope
Bottom Line
The SDS1104X-E is the best choice for most users – reliable, polished, and excellent for general electronics and embedded debugging.
The DHO814, however, is the superior choice for anyone who needs cleaner analog detail or works with low-level signals, thanks to its 12-bit ADC.
Both scopes are excellent – your decision should depend on whether you value general capability (Siglent) or precision and clarity (Rigol) more.