Sony a6000
Native mount match. Confirm sensor coverage and feature behavior for the exact combination.
Check Sony a6000 lens guidance →
Sony E Lens
Sigma 100-400mm f/5-6.3 DG DN OS C (Contemporary) Full-Frame Autofocus Lens
Sigma 100–400mm f/5–6.3 DG DN OS Contemporary for Sony E is a full-frame mirrorless telephoto zoom bridging travel-friendly reach and wildlife use. It provides a broader 100mm starting view than a 200–600mm lens, but gives up long-end reach and maximum-aperture speed for distant action.
Recently listed KEH price starts at$825.00
Camera systemSony E
MountSony E
BrandSigma
Sensor coverageFull Frame
Maximum aperturef/5-6.3
Inventory status8 recently listed
Camera compatibility
Cameras currently matched to this lens.
This lens has broad coverage across the published camera guides currently mapped through the site’s native compatibility data. Sensor coverage, crop behavior, autofocus, stabilization and firmware support can still vary by exact camera-and-lens combination.
Sony a6300
Native mount match. Confirm sensor coverage and feature behavior for the exact combination.
Check Sony a6300 lens guidance →Sony a6400
Native mount match. Confirm sensor coverage and feature behavior for the exact combination.
Check Sony a6400 lens guidance →Sony a7C
Native mount match. Confirm sensor coverage and feature behavior for the exact combination.
Check Sony a7C lens guidance →Sony a7 III
Native mount match. Confirm sensor coverage and feature behavior for the exact combination.
Check Sony a7 III lens guidance →Sony a7 IV
Native mount match. Confirm sensor coverage and feature behavior for the exact combination.
Check Sony a7 IV lens guidance →Sony a7R V
Native mount match. Confirm sensor coverage and feature behavior for the exact combination.
Check Sony a7R V lens guidance →Sony a7S III
Native mount match. Confirm sensor coverage and feature behavior for the exact combination.
Check Sony a7S III lens guidance →Used-market snapshot
What the current inventory says.
Current inventory is relatively broad, giving several KEH condition listings to compare with the tracked price history. Compatibility is mapped to multiple published camera guides. These are inventory and compatibility signals, not a hands-on lens rating.
Current price range
Used copies currently start at $825.00 and reach $1,049.00.
Inventory depth
We currently track 8 KEH condition listings.
Recent tracked entry price
Across the latest 8 observations, the lowest available price has ranged from $825.00 to $825.00.
Today's lowest tracked price is within about 1% of the lowest entry price in the recent observations shown here. Used prices can change as individual condition grades sell through.
Use the matched camera guides above and verify compatibility before buying. For condition decisions, see our used-lens buying guide.
Editorial buying guidance
Who this lens is most likely to serve well.
Best for
- Outdoor travel and wildlife when 100–400mm flexibility matters
- Larger birds, mammals and field sports in reasonably good light
- Sony E-mount buyers seeking a less extreme alternative to 600mm super-telephotos
Why it stands out
- The 100mm short end is less restrictive for locating a moving subject than a lens that begins at 200mm.
- The 400mm long end can frame distant details that are beyond typical standard zoom ranges, though very small birds may still require cropping.
- Optical Stabilization (OS) can help with camera movement during handheld static-subject shooting, with camera-dependent behavior.
Things to consider
- The f/5–6.3 variable maximum aperture becomes limiting as light falls or subject motion requires a fast shutter.
- 400mm may be insufficient for small or distant birds compared with a 600mm lens from the same position.
- Check the precise DG DN Contemporary Sony E version; Sigma lenses with similar 100–400mm names exist for different mounts and DSLR designs.
Compatibility notes
This is the DG DN OS Contemporary Sony E full-frame variant, not a Sigma DSLR-mount or Fujifilm X alternative. Check Sony camera firmware, autofocus functions and stabilization interaction for the specific body.
Choosing a used condition
Compare condition grades and inspect zoom, focus, optical stabilization, mount contacts and glass. Check the included hood, caps and optional support accessories on each listing; the cheapest used copy may require further spending to complete the kit.
Recently imported KEH inventory
Compare condition grades.
Compare recently listed KEH condition grades and accessories, then verify the selected offer at the retailer.
Mirrorless Lens World may earn a commission if you purchase through these links. Your price is not increased. Products are sold and fulfilled by KEH. Confirm final condition, accessories, availability, price, shipping and return terms directly with KEH before purchasing.
| Condition | Included details | Recently listed price | Retailer |
|---|---|---|---|
| NewGrade NEW | MFG NEW; w/ Caps, Hood LH770-05, Protective Cover PT-31 | $1,049.00 | View at KEH ↗ |
| Like New MinusGrade LN- | With Caps, Hood | $894.00 | View at KEH ↗ |
| Like New MinusGrade LN- | w/ Caps, Hood, PT-31 Protective Cover | $904.00 | View at KEH ↗ |
| Excellent PlusGrade EX+ | w/ Caps, PT-31 Protective Cover | $874.00 | View at KEH ↗ |
| Excellent PlusGrade EX+ | With Caps, Hood | $875.00 | View at KEH ↗ |
| Excellent PlusGrade EX+ | w/ Caps, Hood, PT-31 Protective Cover | $884.00 | View at KEH ↗ |
| ExcellentGrade EX | With Caps | $825.00 | View at KEH ↗ |
| ExcellentGrade EX | w/ Caps, PT-31 Protective Cover | $832.00 | View at KEH ↗ |
Tracked used-price history
Oct 20, 2026$825.008 offers
Oct 21, 2026$825.008 offers
Oct 22, 2026$825.008 offers
Oct 23, 2026$825.008 offers
Oct 24, 2026$825.008 offers
Oct 25, 2026$825.008 offers
Oct 26, 2026$825.008 offers
Oct 27, 2026$825.008 offers
The lowest tracked asking price stayed unchanged across the recent observations shown above. Individual used copies can move the range quickly as condition grades sell through.
Editorial method
Research-based buying assessment drawn from catalog model specifications, focal ranges, stated mount and stabilization features, and used-listing condition factors. No hands-on optical or autofocus testing is claimed.
Last editorial update: Oct 15, 2026