Canon EOS R6 Mark III vs Sigma BF
Side-by-side used price and spec comparison. Lowest current prices pulled daily from the major used-gear sites.
Lowest now
$2,639
MSRP
$2,799
-6% vs MSRP
Lowest price we've ever observed
Lowest price we've ever observed. This at $2,639 matches the lowest we've ever recorded for this body. That's 94% of the $2,799 MSRP. Prices have been steady this month.
Lowest now
$1,739
MSRP
$1,999
-13% vs MSRP
Lowest price we've ever observed
Lowest price we've ever observed. This at $1,739 matches the lowest we've ever recorded for this body. That's 87% of the $1,999 MSRP. Prices have been steady this month.
Specs side by side
| Canon EOS R6 Mark III | Sigma BF | |
|---|---|---|
| Brand | Canon | Sigma |
| Family | Canon EOS R | Sigma BF |
| Category | body | body |
| Body type | Mirrorless interchangeable lens camera | Mirrorless |
| Mount | Canon RF | L-mount |
| Sensor | Full Frame | Full Frame |
| Sensor family | Canon FF 32.5MP CMOS (R6 III) · 32.5MP full-frame CMOS | Sigma FF 24.6MP BSI (fp/BF) · 24.6MP full-frame BSI CMOS |
| Megapixels | 32.5 MP | 24.6 MP |
| Autofocus | Phase Detection | Hybrid |
| IBIS | 5-axis 8.5-stop | — |
| Weather sealed | Yes | — |
| Max video | 7K60 | — |
| Max native ISO | ISO 102,400 | — |
| Body weight | 699 g | — |
| Dimensions | 138 × 98 × 88 mm | — |
| Body material | magnesium alloy | — |
| Released | 2025-11-06 | 2025-04-01 |
| Discontinued | — | — |
| Status | current | current |
| MSRP | $2,799 | $1,999 |
| Current low | $2,639 | $1,739 |
| vs MSRP | -6% | -13% |
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.