OWON HDS2202S vs Rigol DHO802
Head-to-head spec comparison to help you pick the right scope for your bench.
OWON
$439
Rigol
$329
Spec-by-Spec Comparison
| Spec | OWON HDS2202S | Rigol DHO802 |
|---|---|---|
| Bandwidth | 200 MHz | 70 MHz |
| Sample Rate | 1 GSa/s | 1.25 GSa/s |
| Channels | 2 | 2 |
| Memory Depth | 8 Mpts | 25 Mpts |
| Display Size | 3.5" | 7" |
| Weight | 0.5 kg | 1.78 kg |
| Price | $439 | $329 |
| Rating | 7.0/10 | 7.5/10 |
| Protocol Decoder | Yes | Yes |
| Function Gen | Yes | No |
| WiFi | No | Yes |
| Battery | Yes | No |
| Buy on Amazon · $439 | Buy on Amazon · $329 |
Pros & Cons
OWON HDS2202S
Pros
- 200MHz bandwidth in a handheld form factor — genuinely impressive
- Built-in multimeter and function generator in the same device
- Battery powered — actual field-ready portability
- Protocol decoding for SPI, I2C, and UART out of the box
- Deep memory for a handheld — exceptional for field capture work
Cons
- 3.5-inch screen is uncomfortably small for complex waveform analysis
- Only 2 channels — limits simultaneous signal debugging
- Button interface can feel clunky after using a touchscreen scope
- At ~$439, you're in benchtop scope territory — consider your priorities
- OWON's documentation is sparser than Rigol or Siglent
Rigol DHO802
Pros
- 12-bit ADC at $329 — the cheapest way to get modern 12-bit resolution from a major brand
- Same compact form factor and touchscreen as the rest of the DHO800 series
- 25Mpt memory depth is excellent for a scope at this price
- USB-C power means you can run it from a portable battery pack
- Protocol decoding for SPI, I2C, UART, and CAN included
- Modern Rigol UI — the same intuitive touchscreen experience as the DHO924S
Cons
- Only 2 channels — the biggest limitation for embedded debugging
- 70MHz bandwidth is adequate but not exciting
- Fan noise carries over from the DHO800 series
- For ~$120 more, the DHO804 adds 2 more channels which matters enormously
- No function generator
Our Verdicts
OWON HDS2202S
The OWON HDS2202S is an impressive piece of kit for field and portable work — 200MHz bandwidth, protocol decoding, a built-in multimeter and function generator, and battery power in a package that fits in a jacket pocket. At ~$439 though, you need to be honest with yourself about how you'll use it. That budget also buys you a Rigol DS1054Z with 4 channels and a 7-inch display for bench work. The HDS2202S makes sense if portability is a genuine requirement — automotive diagnostics, field service, under-the-hood debugging — rather than just bench work in a small space. For primary bench use at this price, a benchtop scope is the better tool.
Rigol DHO802
The Rigol DHO802 is the budget entry point to 12-bit oscilloscope territory, and at $329 it's genuinely compelling. You get the same modern touchscreen interface, 12-bit ADC, and compact form factor as the rest of the DHO800 series, just with 2 channels instead of 4. The 25Mpt memory and protocol decoding are both strong at this price. The honest question is whether 2 channels are enough for your work — if you're probing a single signal or doing basic Arduino debugging, absolutely. The moment you need to correlate clock and data lines on SPI, or monitor multiple signals simultaneously, you'll wish you had 4 channels. The DHO804 at ~$439 adds those extra channels, and for most users that $110 premium is worth paying upfront rather than regretting later.