OM System OM-1 vs OM System OM-1 Mark II
Side-by-side used price and spec comparison. Lowest current prices pulled daily from the major used-gear sites.
Today's price sits in the middle of its recent range. The 90-day window runs from $768 to roughly today's $854. 39% of the $2,199 MSRP. Prices are down 26.3% over the last 30 days.
Today's price sits in the middle of its recent range. The 90-day window runs from $1,339 to roughly today's $1,489. 62% of the $2,399 MSRP. Prices are down 4.5% over the last 30 days.
Quick answers
- Which is cheaper used, the OM System OM-1 or the OM System OM-1 Mark II?
- The OM System OM-1 is cheaper used: $854 against $1,489 for the OM System OM-1 Mark II, a gap of $635 (74%) as of 2026-10-28.
- What share of its launch price does a used OM System OM-1 cost?
- About 39%: $854 used against a $2,199 launch price as of 2026-10-28.
Specs side by side
| OM System OM-1 | OM System OM-1 Mark II | |
|---|---|---|
| Brand | Olympus | Olympus |
| Family | OM System OM | OM System OM |
| Category | body | body |
| Body type | Mirrorless | Mirrorless |
| Mount | MFT | MFT |
| Sensor | MFT | MFT |
| Sensor family | OM 20MP stacked Four Thirds Live MOS (OM-1) · 20MP Four Thirds stacked BSI Live MOS | OM 20MP stacked Four Thirds Live MOS (OM-1) · 20MP Four Thirds stacked BSI Live MOS |
| Megapixels | 20.4 MP | 20.4 MP |
| Autofocus | Hybrid | Hybrid |
| IBIS | 5-axis 7-stop | 5-axis 8.5-stop |
| Weather sealed | Yes | Yes |
| Max video | 4K60 | 4K60 |
| Max native ISO | ISO 25,600 | ISO 25,600 |
| Body weight | 599 g | 599 g |
| Dimensions | 135 × 92 × 73 mm | 139 × 92 × 73 mm |
| Body material | magnesium alloy | magnesium alloy |
| Released | 2022-03-18 | 2022-03-18 |
| Discontinued | — | — |
| Status | current | current |
| MSRP | $2,199 | $2,399 |
| Current low | $854 | $1,489 |
| vs MSRP | -61% | -38% |
Dynamic range, head to head
Both sensors plotted on one chart, across the full ISO range. The higher line holds more shadow-to-highlight latitude at that ISO.
Overlay both curves on Photons to PhotosMeasurements by William J. Claff. We link rather than reprint them.
The verdicts above describe price timing. They don't tell you which camera fits your shooting style. See /methods for how we normalize seller conditions and compute the deal score.