OWON HDS2202S vs Siglent SDS2104X Plus
Head-to-head spec comparison to help you pick the right scope for your bench.
Spec-by-Spec Comparison
| Spec | OWON HDS2202S | Siglent SDS2104X Plus |
|---|---|---|
| Bandwidth | 200 MHz | 100 MHz |
| Sample Rate | 1 GSa/s | 2 GSa/s |
| Channels | 2 | 4 |
| Memory Depth | 8 Kpts | 200 Mpts |
| Display Size | 3.5" | 10.1" |
| Weight | 0.5 kg | 4.5 kg |
| Price | $309 | $1399 |
| Rating | 7.0/10 | 8.0/10 |
| Protocol Decoder | No | Yes |
| Function Gen | Yes | Yes |
| WiFi | No | No |
| Battery | Yes | No |
| Buy on Amazon | Buy on Amazon |
Pros & Cons
OWON HDS2202S
Pros
- Two oscilloscope channels with 200MHz bandwidth
- 1GSa/s maximum sample rate
- Built-in digital multimeter
- Built-in waveform generator
- Manufacturer-stated battery runtime of 3–6 hours
Cons
- 8 Kpts memory limits long waveform captures
- Only 2 oscilloscope channels
- Only Edge triggering is documented for this model
- No documented serial-protocol decoding
- 3.5-inch display is smaller than typical benchtop displays
Siglent SDS2104X Plus
Pros
- 200Mpt memory depth is exceptional — capture minutes of data at full sample rate
- 10.1-inch IPS touchscreen is genuinely gorgeous to work with
- 2GSa/s sample rate handles fast signals better than 1GSa/s scopes
- Comprehensive protocol decoding including FlexRay, I2S, and MIL-STD-1553
- Built-in 25MHz AWG function generator
- Feels like a professional instrument — because it is one
Cons
- Around $1,400, it's at the top of hobbyist budgets
- 100MHz bandwidth is surprisingly low for this price tier
- Large and heavy — needs permanent bench space
- Overkill for casual Arduino projects or simple bench work
Our Verdicts
OWON HDS2202S
The OWON HDS2202S combines two 200MHz oscilloscope channels, a 1GSa/s maximum sample rate, a digital multimeter, and a waveform generator in a handheld instrument. OWON states a 3–6-hour battery runtime. Its documented 8 Kpts memory and Edge trigger make it most appropriate for portable signal checks rather than deep captures or serial-bus analysis.
Siglent SDS2104X Plus
The Siglent SDS2104X Plus is a professional-grade scope that happens to be affordable enough for serious hobbyists, and using it for a long debugging session makes the price feel justified. The 200Mpt memory depth is the headline — you can capture minutes of data at full sample rate, then scroll back and zoom into any moment without re-triggering. The 10.1-inch IPS touchscreen is excellent. The comprehensive protocol decoding (including FlexRay and I2S) makes it the right tool for serious automotive or audio embedded work. The surprise is that all this comes with only 100MHz bandwidth — you're paying for depth, features, and build quality, not raw frequency response. Around $1,400, this is a serious investment. It only makes sense if you do electronics work regularly enough to amortize that cost, and if you want an instrument you genuinely won't outgrow.