Siglent
Siglent SDS814X HD Review
Reviewed by HobbyistScope Team · Updated March 2026
$587
◆ At a Glance
◆ Best For
◆ Pros & Cons
Pros
- 12-bit ADC with Siglent's clean analog front-end — LeCroy lineage in the signal path
- 100MHz bandwidth with the option to unlock higher via software license
- 2GSa/s sample rate outperforms the competing Rigol DHO814's 1.25GSa/s
- 50Mpt memory depth for extended capture sessions
- CAN and LIN decoding included free — Siglent's consistent protocol advantage
- 16 digital channels available with optional logic probe for mixed-signal work
Cons
- At ~$587, you're paying a premium over the DHO924S ($449) which has 250MHz
- Siglent's smaller community means fewer tutorials and troubleshooting resources
- No built-in function generator without the optional add-on
- The SDS804X HD at $438 offers 70MHz (unlockable to 200MHz) for $150 less
You'll Also Need
Common accessories that pair well with this scope.
Hantek PP-200 200MHz Probe Set (2x)
Replacement 200MHz passive probes compatible with most bench scopes
Buy on Amazon · $18 →DEVMO USB Logic Analyzer 8-Channel
8-channel logic analyzer for debugging digital signals and protocols
Buy on Amazon · $14 →Coaxial BNC Cable 50Ω (3-pack)
BNC to BNC 50Ω coax cables for signal connections
Buy on Amazon · $12 →Siglent SDS814X HD
Prices may change · Free shipping with Prime
Our Verdict
The Siglent SDS814X HD steps up to 100MHz from the SDS804X HD's 70MHz, keeping the same excellent 12-bit ADC, 2GSa/s sample rate, and 50Mpt memory. It competes directly with the Rigol DHO814 at a similar price point, and wins on sample rate and memory depth. The free CAN/LIN decoding is Siglent's consistent advantage over Rigol for automotive work. At ~$587 though, the value proposition gets complicated — the DHO924S offers 250MHz and a function generator for $449, and the SDS804X HD below it at $438 can be unlocked to 200MHz. The SDS814X HD makes the most sense if you need that clean 12-bit Siglent ADC at 100MHz and want CAN/LIN decoding without additional license fees, particularly for automotive or precision analog work.
Siglent SDS814X HD
$587
Prices may change · Free shipping with Prime
◆ Full Specifications
| Full Specifications | |
|---|---|
| Bandwidth | 100MHz |
| Sample Rate | 2GSa/s |
| Channels | 4 |
| Memory Depth | 50 Mpts |
| Display Size | 7" |
| Display Type | IPS Touchscreen |
| Form Factor | Benchtop |
| Weight | 2.6kg |
| Dimensions | 312 x 151 x 133 mm |
| Protocol Decoder | SPI, I2C, UART, CAN, LIN |
| Function Generator | No |
| WiFi | Yes |
| Battery Option | No |
| Trigger Types | Edge, Pulse, Slope, Video, Window, Interval, Dropout, Runt, Pattern |
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Siglent SDS814X HD
$587
Prices may change · Free shipping with Prime
SDS814X HD
Buy on Amazon · $587