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Best Oscilloscopes for Arduino / Microcontrollers

Top-rated oscilloscopes for debugging digital signals, pwm, serial. Compared by specification, rated by real-world performance.

Rigol DHO924S

Rigol

DHO924S

9.0/ 10
Bandwidth

250 MHz

Sample Rate

1.25 GSa/s

Channels

4ch

Memory

50 Mpts

Overall Score90
Value Rating22
$899
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Rigol DS1054Z
Top Pick

Rigol

DS1054Z

8.5/ 10
Bandwidth

50 MHz

Sample Rate

1 GSa/s

Channels

4ch

Memory

12 Mpts

Overall Score85
Value Rating57
$349
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Siglent SDS804X HD

Siglent

SDS804X HD

8.0/ 10
Bandwidth

70 MHz

Sample Rate

2 GSa/s

Channels

4ch

Memory

50 Mpts

Overall Score80
Value Rating43
$461
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Rigol DHO914S

Rigol

DHO914S

8.0/ 10
Bandwidth

125 MHz

Sample Rate

1.25 GSa/s

Channels

4ch

Memory

50 Mpts

Overall Score80
Value Rating26
$769
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Siglent SDS1202X-E
Best Value

Siglent

SDS1202X-E

7.5/ 10
Bandwidth

200 MHz

Sample Rate

1 GSa/s

Channels

2ch

Memory

14 Mpts

Overall Score75
Value Rating53
$379
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Siglent SDS1104X-U

Siglent

SDS1104X-U

7.5/ 10
Bandwidth

100 MHz

Sample Rate

1 GSa/s

Channels

4ch

Memory

14 Mpts

Overall Score75
Value Rating48
$419
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Digilent Analog Discovery 3
Best Value

Digilent

Analog Discovery 3

7.5/ 10
Bandwidth

50 MHz

Sample Rate

0.125 GSa/s

Channels

2ch

Memory

32 Kpts

Overall Score75
Value Rating53
$379
usb
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Rigol DHO814

Rigol

DHO814

7.5/ 10
Bandwidth

100 MHz

Sample Rate

1.25 GSa/s

Channels

4ch

Memory

25 Mpts

Overall Score75
Value Rating36
$549

Temporarily out of stock

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Rigol DHO802
Best Value

Rigol

DHO802

7.5/ 10
Bandwidth

70 MHz

Sample Rate

1.25 GSa/s

Channels

2ch

Memory

25 Mpts

Overall Score75
Value Rating61
$329
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Siglent SDS814X HD

Siglent

SDS814X HD

7.5/ 10
Bandwidth

100 MHz

Sample Rate

2 GSa/s

Channels

4ch

Memory

50 Mpts

Overall Score75
Value Rating34
$587
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OWON HDS2202S

OWON

HDS2202S

7.0/ 10
Bandwidth

200 MHz

Sample Rate

1 GSa/s

Channels

2ch

Memory

8 Mpts

Overall Score70
Value Rating65
$309
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Rigol DS1104Z-S Plus

Rigol

DS1104Z-S Plus

7.0/ 10
Bandwidth

100 MHz

Sample Rate

1 GSa/s

Channels

4ch

Memory

12 Mpts

Overall Score70
Value Rating29
$699
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Rigol DHO804

Rigol

DHO804

7.0/ 10
Bandwidth

70 MHz

Sample Rate

1.25 GSa/s

Channels

4ch

Memory

25 Mpts

Overall Score70
Value Rating46
$439
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PicoScope 2204A
Budget Pick

Pico Technology

PicoScope 2204A

6.5/ 10
Bandwidth

10 MHz

Sample Rate

0.1 GSa/s

Channels

2ch

Memory

8 Kpts

$155

Temporarily out of stock

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Hantek DSO5072P

Hantek

DSO5072P

6.0/ 10
Bandwidth

70 MHz

Sample Rate

1 GSa/s

Channels

2ch

Memory

40 Kpts

$454.89
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Can't decide?

Compare these scopes side-by-side on specs, price, and features.

Compare These Scopes Side-by-Side

What to Look For

Match bandwidth to your signals

Choose bandwidth that's 3-5x higher than your highest signal frequency for accurate measurements.

Channel count matters

More channels let you compare multiple signals simultaneously — essential for debugging complex circuits.

Consider software ecosystem

The scope software is what you'll use daily. Choose a brand with good documentation, regular updates, and an active user community.

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