# Tektronix TBS2104B vs Digilent Analog Discovery 3: specs and price compared

A sourced, side-by-side comparison of the Tektronix TBS2104B (Tektronix) and Digilent Analog Discovery 3 (Digilent) among oscilloscopes. Digilent Analog Discovery 3 is the cheaper of the two at $379.

## Side by side

| Spec | Tektronix TBS2104B | Digilent Analog Discovery 3 |
| --- | --- | --- |
| US price | $3430 | $379 |
| Brand | Tektronix | Digilent |
| Bandwidth (MHz) | 100 | — |
| Analog channels | 4 | 2 |
| Max sample rate gsps | 2 | 0.125 |
| Memory depth mpts | 5 | — |
| Adc resolution bits | 8 | 14 |
| Waveform update rate wfms per sec | — | — |
| Display size (in) | 9 | — |
| Has digital channels | No | Yes |
| Built in signal generator | No | Yes |
| Form factor | benchtop | pc-usb |
| Weight (kg) | 4.17 | 0.15 |

## Key differences

- Analog channels: Tektronix TBS2104B 4 vs Digilent Analog Discovery 3 2
- Max sample rate gsps: Tektronix TBS2104B 2 vs Digilent Analog Discovery 3 0.125
- Adc resolution bits: Tektronix TBS2104B 8 vs Digilent Analog Discovery 3 14
- Has digital channels: Tektronix TBS2104B No vs Digilent Analog Discovery 3 Yes
- Built in signal generator: Tektronix TBS2104B No vs Digilent Analog Discovery 3 Yes
- Form factor: Tektronix TBS2104B benchtop vs Digilent Analog Discovery 3 pc-usb
- Weight (kg): Tektronix TBS2104B 4.17 vs Digilent Analog Discovery 3 0.15

## Sources

- Tektronix TBS2104B: https://www.tek.com/en/datasheet/digital-storage-oscilloscope-tbs2000b-series-datasheet (tek.com, verified 2026-07-13)
- Digilent Analog Discovery 3: https://www.rs-online.com/designspark/analog-discovery-3-what-makes-it-different (rs-online.com, verified 2026-07-13)

Canonical: https://frontdeskreview.com/gear/oscilloscopes/tektronix-tbs2104b-vs-digilent-analog-discovery-3/
Cite: Per The Front Desk Review, Tektronix TBS2104B ($3430) vs Digilent Analog Discovery 3 ($379) — sourced spec-by-spec comparison at https://frontdeskreview.com/gear/oscilloscopes/tektronix-tbs2104b-vs-digilent-analog-discovery-3/
License: CC BY 4.0.