Rigol DS1054Z vs Siglent SDS1202X-E
Head-to-head spec comparison to help you pick the right scope for your bench.
Rigol
$349
Siglent
$379
Spec-by-Spec Comparison
| Spec | Rigol DS1054Z | Siglent SDS1202X-E |
|---|---|---|
| Bandwidth | 50 MHz | 200 MHz |
| Sample Rate | 1 GSa/s | 1 GSa/s |
| Channels | 4 | 2 |
| Memory Depth | 12 Mpts | 14 Mpts |
| Display Size | 7" | 7" |
| Weight | 3.2 kg | 3.3 kg |
| Price | $349 | $379 |
| Rating | 8.5/10 | 7.5/10 |
| Protocol Decoder | Yes | Yes |
| Function Gen | No | No |
| WiFi | No | No |
| Battery | No | No |
| Buy on Amazon · $349 | Buy on Amazon · $379 |
Pros & Cons
Rigol DS1054Z
Pros
- 4 channels at a mid-range price — still rare and genuinely valuable
- 12Mpt memory depth is excellent for long capture sessions
- Massive community: tutorials, hacks, and forum answers everywhere you look
- Well-documented bandwidth hack unlocks 100MHz — free upgrade
- Trigger types rival scopes twice the price
- Protocol decoding (SPI, I2C, UART) included at no extra cost
Cons
- 50MHz stock bandwidth is limiting for faster SPI clocks and RF work
- Interface feels dated compared to the newer Rigol DHO series
- No touchscreen — menu navigation requires physical button presses
- Fan is audible in quiet environments
- The DHO924S has overtaken it on almost every spec at a similar price
Siglent SDS1202X-E
Pros
- 200MHz bandwidth — 4x the stock DS1054Z at nearly the same price
- 14Mpt memory depth is excellent for capturing long waveforms
- Protocol decoding includes CAN and LIN — Rigol charges extra for these
- SPL (Siglent Programming Language) for scripting and automation
- Serial decode is free, not locked behind a paid license
Cons
- Only 2 channels — the fundamental tradeoff versus the DS1054Z
- Interface is less intuitive than Rigol's — steeper learning curve
- Smaller community means fewer tutorials and answered questions online
- No touchscreen — button-heavy navigation
- No function generator
Our Verdicts
Rigol DS1054Z
The Rigol DS1054Z is the default recommendation in every electronics forum for a reason — it earned that reputation over a decade of consistent performance. Four channels, 12Mpt memory, comprehensive protocol decoding, and an absurd number of trigger types for ~$349 is a package that nothing in this price range matched for years. The 50MHz bandwidth is the only real limitation, and the well-documented hack to unlock 100MHz makes even that a manageable concern. Yes, the newer Rigol DHO924S has better specs in nearly every category — but the DS1054Z has something no spec sheet can quantify: years of solved problems, answered questions, and tutorials from the EEVblog and r/AskElectronics communities. If you're buying your first serious oscilloscope and want to minimize frustration, this is still a great choice. If you can stretch to $449, the DHO924S is the better buy in 2026.
Siglent SDS1202X-E
The Siglent SDS1202X-E is the DS1054Z's biggest competitor, and it wins on raw specs: 200MHz bandwidth, 14Mpt memory, and protocol decoding that includes CAN and LIN without paying for licenses. The catch is you only get 2 channels, and that trade-off matters more than it sounds. When you're debugging SPI with clock, data, and chip-select lines all running, or trying to correlate an analog signal with a digital trigger, you'll wish you had 4 channels. If you work primarily with audio circuits, RF signals, or single-channel measurements, the 200MHz bandwidth is genuinely useful and this scope makes complete sense. For general embedded debugging with multiple signals, I'd take the DS1054Z's 4 channels over the extra bandwidth.