Pentax K-1 vs Pentax K-1 Mark II
Side-by-side used price and spec comparison. Lowest current prices pulled daily from the major used-gear sites.
Used prices have been rising recently. Prices are up 26.8% over the last 30 days. The 90-day low was $869, $360 below today. Currently 68% of the $1,799 MSRP.
Today's price sits in the middle of its recent range. The 90-day window runs from $1,050 to roughly today's $1,199. 60% of the $1,999 MSRP. Prices are down 5.5% over the last 30 days.
Quick answers
- Which is cheaper used, the Pentax K-1 or the Pentax K-1 Mark II?
- The Pentax K-1 Mark II is cheaper used: $1,199 against $1,229 for the Pentax K-1, a gap of $30 (2%) as of 2026-10-28.
- What share of its launch price does a used Pentax K-1 cost?
- About 68%: $1,229 used against a $1,799 launch price as of 2026-10-28.
Specs side by side
| Pentax K-1 | Pentax K-1 Mark II | |
|---|---|---|
| Brand | Pentax | Pentax |
| Family | Pentax K-1 | Pentax K-1 |
| Category | body | body |
| Body type | DSLR | DSLR |
| Mount | Pentax K | Pentax K |
| Sensor | Full Frame | Full Frame |
| Sensor family | Pentax FF 36MP CMOS (K-1/K-1 II) · 36.4MP full-frame CMOS (no OLPF) | Pentax FF 36MP CMOS (K-1/K-1 II) · 36.4MP full-frame CMOS (no OLPF) |
| Megapixels | 36.4 MP | 36.4 MP |
| Autofocus | Phase Detection | Phase Detection |
| IBIS | — | — |
| Weather sealed | — | — |
| Max video | — | — |
| Max native ISO | — | — |
| Body weight | — | — |
| Dimensions | — | — |
| Body material | — | — |
| Released | 2016-04-28 | 2018-04-20 |
| Discontinued | — | — |
| Status | discontinued | current |
| MSRP | $1,799 | $1,999 |
| Current low | $1,229 | $1,199 |
| vs MSRP | -32% | -40% |
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.
Both cameras appear in
Curated best-under lists where both of these qualify today.
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.