# Dell WD22TB4 vs Sonnet Echo 20 Thunderbolt 4 SuperDock: specs and price compared

A sourced, side-by-side comparison of the Dell WD22TB4 (Dell) and Sonnet Echo 20 Thunderbolt 4 SuperDock (Sonnet) among docking stations. Dell WD22TB4 is the cheaper of the two at $299.99.

## Side by side

| Spec | Dell WD22TB4 | Sonnet Echo 20 Thunderbolt 4 SuperDock |
| --- | --- | --- |
| US price | $299.99 | $329.99 |
| Brand | Dell | Sonnet |
| Released | 2022 | 2023-06 |
| Host connection | Thunderbolt 4 | Thunderbolt 4 |
| Total ports | 11 | 20 |
| Power delivery (W) | 130 | 100 |
| Max external displays | 4 | 2 |
| Ethernet | GbE | 2.5 GbE |
| Sd card reader | No | Yes |

## Key differences

- Total ports: Dell WD22TB4 11 vs Sonnet Echo 20 Thunderbolt 4 SuperDock 20
- Power delivery (W): Dell WD22TB4 130 vs Sonnet Echo 20 Thunderbolt 4 SuperDock 100
- Max external displays: Dell WD22TB4 4 vs Sonnet Echo 20 Thunderbolt 4 SuperDock 2
- Ethernet: Dell WD22TB4 GbE vs Sonnet Echo 20 Thunderbolt 4 SuperDock 2.5 GbE
- Sd card reader: Dell WD22TB4 No vs Sonnet Echo 20 Thunderbolt 4 SuperDock Yes

## Sources

- Dell WD22TB4: https://www.bestbuy.com/site/dell-wd22tb4-thunderbolt-4-docking-station-black/6514259.p?skuId=6514259 (bestbuy.com, verified 2026-06-15)
- Sonnet Echo 20 Thunderbolt 4 SuperDock: https://www.sonnettech.com/product/echo20-thunderbolt4-superdock/overview.html (sonnettech.com, verified 2026-06-15)

Canonical: https://frontdeskreview.com/gear/docking-stations/dell-wd22tb4-vs-sonnet-echo-20/
Cite: Per The Front Desk Review, Dell WD22TB4 ($299.99) vs Sonnet Echo 20 Thunderbolt 4 SuperDock ($329.99) — sourced spec-by-spec comparison at https://frontdeskreview.com/gear/docking-stations/dell-wd22tb4-vs-sonnet-echo-20/
License: CC BY 4.0.