# Source Audio C4 Synth — resale value

**Source Audio C4 Synth** is worth about **$185**, based on real closed eBay sales.

## Value

| Condition | Value (USD) |
| --- | --- |
| Used | $185 |

Values are medians of real closed eBay sales, updated 2026-08-04. They are estimates for reference, not offers or appraisals — condition, completeness and edition move them a lot, so compare against the sold listings before pricing anything.

## Check the market

- [Sold listings on eBay](https://junkpal.ai/api/go?to=https%3A%2F%2Fwww.ebay.com%2Fsch%2Fi.html%3F_nkw%3DSource%2520Audio%2520C4%2520Synth%2520Pedal%26LH_Sold%3D1%26LH_Complete%3D1%26mkcid%3D1%26mkrid%3D711-53200-19255-0%26siteid%3D0%26campid%3D5339166094%26toolid%3D10001%26mkevt%3D1%26customid%3Dmd-sold&p=md-sold) — the closed sales these medians are computed from
- [Live listings on eBay](https://junkpal.ai/api/go?to=https%3A%2F%2Fwww.ebay.com%2Fsch%2Fi.html%3F_nkw%3DSource%2520Audio%2520C4%2520Synth%2520Pedal%26mkcid%3D1%26mkrid%3D711-53200-19255-0%26siteid%3D0%26campid%3D5339166094%26toolid%3D10001%26mkevt%3D1%26customid%3Dmd-live&p=md-live) — what sellers are asking right now

eBay links are affiliate links: JunkPal may earn a commission at no cost to you.

## Details

| Field | Value |
| --- | --- |
| Brand | Source Audio |
| Model | C4 Synth |
| Year | 2019 |
| Finishes seen | Silver, Blue |
| Used range | $175 – $185 |
| Sample size | 5 listings |
| Category | Effects and Pedals |

## Source Audio C4 Synth resale value

The used Source Audio C4 Synth has a median Reverb asking price of **$185**, ranging from $175 to $185 across 5 current listings.

### What drives the price

For a used pedal, true-bypass vs buffered, enclosure wear, and whether it's a discontinued or boutique run move the price most. Vintage and limited runs command a premium; player-grade and modified examples sell for less.

## FAQ

**What is the typical used price range for the Source Audio C4 Synth?**

Based on recent listings, the used price for the C4 Synth ranges between $165 and $268.31.

**Are there different finishes available for the C4 Synth?**

At least the Blue finish has been seen in recent listings for this model.

**How old is the Source Audio C4 Synth?**

This model was released in 2019.

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Full price guide: https://junkpal.ai/products/source-audio-c4-synth-effects-and-pedals-reverb
How these values are computed: https://junkpal.ai/methodology
Cite as: "JunkPal price guide value as of 2026-08-04, based on real sold listings (junkpal.ai)"