10 Best Digital Oscilloscopes 2026 in the United States
#1
Winner
Fluke 125B Industrial ScopeMeter Oscilloscope with Bus Health, Power Measurement, and Harmonics Mode, SCC120 Kit
The Fluke 125B Industrial ScopeMeter is a handheld, dual-channel oscilloscope designed for industrial and field use. It offers a bandwidth of 40 MHz, which is adequate for many general-purpose electrical and electronic troubleshooting tasks but may be limiting for very high-frequency signals. The oscilloscope includes features like Connect-and-View and IntellaSet Auto reading technology, making it easy to use and reducing setup time—ideal for users who prefer hands-off operation.
#2
Fluke 190-504-III-S Color ScopeMeter, 500 MHz, 4 Channels, with SCC-293 kit Included
The Fluke 190-504-III-S ScopeMeter is a solid choice for electricians and engineers who need a reliable, portable oscilloscope with good performance. It offers a wide bandwidth of 500 MHz and four input channels, which means it can handle complex signals and multiple measurements simultaneously — important for detailed troubleshooting. The device supports wireless connectivity via a WiFi adapter, making it convenient to transfer data to a PC without cables. This model is rugged and rated for CAT IV environments, meaning it is safe to use in high-voltage industrial settings, which is a standout feature for professionals working in the field.
#3
Fluke 123B Industrial ScopeMeter Hand-held Oscilloscope, 2 Input Channels, 20 MHZ Bandwidth
The Fluke 123B Industrial ScopeMeter is a handheld oscilloscope designed for field use, making it a solid choice for technicians who need portability and ease of use. It has two input channels and a bandwidth of 20 MHz, which is suitable for many industrial troubleshooting tasks but may not handle very high-frequency signals. The oscilloscope features Connect-and-View technology, allowing for automatic setup, which is helpful for users who want fast, hands-off operation without deep technical knowledge. Its dual 5,000-count true RMS meter adds versatility by providing accurate voltage measurements alongside the waveform display.
Top 10 Best Digital Oscilloscopes 2026 in the United States
#1
Winner
Fluke 125B Industrial ScopeMeter Oscilloscope with Bus Health, Power Measurement, and Harmonics Mode, SCC120 Kit
Fluke 125B Industrial ScopeMeter Oscilloscope with Bus Health, Power Measurement, and Harmonics Mode, SCC120 Kit
Bandwidth: 40 MHz
Channels: dual-channel
Form Factor: handheld
Chosen by 1146 this week
Fluke 190-504-III-S Color ScopeMeter, 500 MHz, 4 Channels, with SCC-293 kit Included
Fluke 190-504-III-S Color ScopeMeter, 500 MHz, 4 Channels, with SCC-293 kit Included
Bandwidth: 500 MHz
Channels: four
Display: color
Connectivity: WiFi
Form Factor: portable
SainSmart Micsig Oscilloscope ETO3504, Tablet Oscilloscope with 4 Channels 350Mhz Bandwidth 3GSa/s Sampling Rate, 13,500mAh Battery, 14-inch Integrated Touch Screen, Digital Storage Oscilloscope
SainSmart Micsig Oscilloscope ETO3504, Tablet Oscilloscope with 4 Channels 350Mhz Bandwidth 3GSa/s Sampling Rate, 13,500mAh Battery, 14-inch Integrated Touch Screen, Digital Storage Oscilloscope
Bandwidth: 350MHz
Sample Rate: 3GSa/s
Channels: 4
Memory Depth: 360 million points
Display: 14-inch high-res touchscreen
Connectivity: remote control, HDMI output
Form Factor: portable
Fluke 190-204/AM/S 4 Channel LCD Color ScopeMeter Oscilloscope with SCC290 Kit, 200 MHz Bandwidth, 1.7ns Rise time
Fluke 190-204/AM/S 4 Channel LCD Color ScopeMeter Oscilloscope with SCC290 Kit, 200 MHz Bandwidth, 1.7ns Rise time
Bandwidth: 200 MHz
Sample Rate: 2.5 GS/s
Channels: four
Memory Depth: 10,000 points per channel
Display: 6-inch color LCD
Form Factor: handheld
Related Products
Fluke 123B Industrial ScopeMeter Hand-held Oscilloscope, 2 Input Channels, 20 MHZ Bandwidth, SCC120 Kit
Fluke 123B Industrial ScopeMeter Hand-held Oscilloscope, 2 Input Channels, 20 MHZ Bandwidth, SCC120 Kit
Bandwidth: 20 MHz
Channels: two input channels
Display: minimal
Form Factor: handheld
Tektronix TBS2204B 4-Ch Digital Storage Oscilloscope, 200 MHz, 2 GS/s
Tektronix TBS2204B 4-Ch Digital Storage Oscilloscope, 200 MHz, 2 GS/s
Bandwidth: 200 MHz
Sample Rate: 2 GS/s
Channels: 4
Memory Depth: 5 M
Display: 9-inch WVGA color
RIGOL Digital Oscilloscope DHO924S 250 MHz 4-Ch + 16 Digital 1.25 GSa/s 12-bit 50 Mpts UltraAcquire 1,000,000 wfms/s AFG + Bode Plot LAN/USB/HDMI SCPI for Power & Embedded
RIGOL Digital Oscilloscope DHO924S 250 MHz 4-Ch + 16 Digital 1.25 GSa/s 12-bit 50 Mpts UltraAcquire 1,000,000 wfms/s AFG + Bode Plot LAN/USB/HDMI SCPI for Power & Embedded
Bandwidth: 250 MHz
Sample Rate: 1.25 GSa/s
Channels: 4
Display: 7-inch touch screen
RIGOL Digital Oscilloscope DHO924 250 MHz 4-Ch + 16 Digital 1.25 GSa/s 12-bit 50 Mpts UltraAcquire 1,000,000 wfms/s 7" Touch LAN/USB/HDMI Web Control SCPI for High-Speed Debug
RIGOL Digital Oscilloscope DHO924 250 MHz 4-Ch + 16 Digital 1.25 GSa/s 12-bit 50 Mpts UltraAcquire 1,000,000 wfms/s 7" Touch LAN/USB/HDMI Web Control SCPI for High-Speed Debug
Bandwidth: 250 MHz
Sample Rate: 1.25 GSa/s
Channels: 4 analog + 16 digital inputs
Memory Depth: 50 Mpts
Display: 7-inch touch, 1024x600 res
Connectivity: LAN, USB, HDMI, web, SCPI
Form Factor: Under 4 pounds
#10
RIGOL MHO954 Digital Oscilloscope,500MHz,4GSa/s,12-bit,4+16 CH,Wi-Fi & Bluetooth,Type-C Power,Optional AFG,Ultra-Portable
RIGOL MHO954 Digital Oscilloscope,500MHz,4GSa/s,12-bit,4+16 CH,Wi-Fi & Bluetooth,Type-C Power,Optional AFG,Ultra-Portable
Bandwidth: 500MHz
Sample Rate: 4GSa/s
Channels: 4 oscilloscope + 16 logic channels
Memory Depth: 100 million points
Display: 7-inch HD touchscreen
Connectivity: Wi-Fi, Bluetooth, USB, LAN, HDMI
Form Factor: lightweight, compact
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Buying Guide for the Best Digital Oscilloscopes
Choosing the right digital oscilloscope can be a daunting task, especially if you're new to the field. A digital oscilloscope is an essential tool for anyone working with electronics, as it allows you to visualize electrical signals and diagnose issues in circuits. To make an informed decision, it's important to understand the key specifications and how they relate to your specific needs. Here are the main specs you should consider when selecting a digital oscilloscope.BandwidthBandwidth is the range of frequencies that the oscilloscope can accurately measure. It's important because it determines the highest frequency signal the oscilloscope can capture without distortion. Bandwidth is typically measured in megahertz (MHz) or gigahertz (GHz). For basic electronics work, a bandwidth of up to 100 MHz is usually sufficient. For more advanced applications, such as high-speed digital circuits, you might need a bandwidth of 500 MHz or more. Choose a bandwidth that is at least five times higher than the highest frequency you expect to measure.
Sample RateThe sample rate is the number of samples the oscilloscope takes per second, measured in samples per second (S/s). A higher sample rate provides more detailed and accurate representations of the signal. For general use, a sample rate of 1 to 2 gigasamples per second (GS/s) is often adequate. For capturing very fast signals, you might need a sample rate of 5 GS/s or higher. Ensure the sample rate is at least ten times the highest frequency of the signal you are measuring to avoid aliasing.
ChannelsChannels refer to the number of separate signals the oscilloscope can measure simultaneously. Most basic oscilloscopes have two channels, which is sufficient for many applications. However, if you need to compare multiple signals or work with complex circuits, you might require four or more channels. Consider the complexity of your projects and how many signals you need to monitor at once when choosing the number of channels.
Memory DepthMemory depth is the amount of data the oscilloscope can store, measured in points or samples. A deeper memory allows the oscilloscope to capture longer periods of time at high resolution. For basic tasks, a memory depth of a few megasamples (MS) is usually enough. For more detailed analysis or capturing long-duration signals, you might need a memory depth of 10 MS or more. Choose a memory depth that matches the duration and complexity of the signals you need to capture.
DisplayThe display is where you view the captured signals. A larger, higher-resolution display makes it easier to see fine details and analyze signals. Look for an oscilloscope with a clear, bright display, preferably with a resolution of at least 800x480 pixels. Touchscreen displays can also enhance usability, allowing you to easily navigate menus and adjust settings. Consider how much time you'll spend analyzing signals and choose a display that will be comfortable for extended use.
TriggeringTriggering is a feature that allows the oscilloscope to stabilize repetitive waveforms and capture specific events. It's important because it helps you isolate and analyze particular parts of a signal. Common trigger types include edge, pulse, and video triggers. For basic use, edge triggering is often sufficient. For more complex signals, look for an oscilloscope with advanced triggering options. Consider the types of signals you'll be working with and choose an oscilloscope with the appropriate triggering capabilities.
ConnectivityConnectivity options, such as USB, Ethernet, and Wi-Fi, allow you to transfer data to a computer or network for further analysis and storage. This is important for documenting your work and sharing results. Basic oscilloscopes usually have USB ports, while more advanced models may offer additional connectivity options. Consider how you plan to use the oscilloscope and whether you need to transfer data frequently. Choose an oscilloscope with the connectivity features that match your workflow.
Form FactorThe form factor refers to the physical size and portability of the oscilloscope. Benchtop oscilloscopes are larger and typically offer more features, making them suitable for lab environments. Portable or handheld oscilloscopes are smaller and easier to carry, ideal for fieldwork or on-site troubleshooting. Consider where you'll be using the oscilloscope and how often you'll need to move it. Choose a form factor that fits your working environment and mobility needs.