Sigma C 15 mm f/1.4 DC § 03 Head to head
Sigma C 15 mm f/1.4 DC vs Sony E 15 mm f/1.4 G
Sigma 15mm f/1.4 focuses 2 cm closer. Sony 15mm f/1.4 has a smaller filter thread.
Both lenses are made for the Sony E mount: the Sigma C 15 mm f/1.4 DC is a 15mm f/1.4 prime, and the Sony E 15 mm f/1.4 G is a 15mm f/1.4 prime. On paper the Sigma C 15 mm f/1.4 DC comes out ahead, 4 advantages to 2, but which one suits you depends on what you shoot.
Sigma C 15 mm f/1.4 DC 
Sony E 15 mm f/1.4 G 01
Key differences
Why is the Sigma C 15 mm f/1.4 DC better than the Sony E 15 mm f/1.4 G?
- Focuses 2 cm closer (0.18 m vs 0.2 m)
- More aperture blades (9 vs 7)
- $171 cheaper ($579 launch price vs $750 launch price)
- Newer design (2026 vs 2022)
Why is the Sony E 15 mm f/1.4 G better than the Sigma C 15 mm f/1.4 DC?
- Smaller filter thread (55 mm vs 58 mm)
- Covers a larger sensor format (full-frame vs APS-C)
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Specification
| Specification | Sigma C 15 mm f/1.4 DC | Sony E 15 mm f/1.4 G |
|---|---|---|
| Focal length | 15mm | 15mm |
| Maximum aperture | f/1.4 | f/1.4 |
| Minimum aperture | f/16 | f/16 |
| Lens type | Prime lens | Prime lens |
| Format | APS-C | Full frame |
| Weight | 220 g (7.76 oz) | 219 g (7.72 oz) ◆ |
| Dimensions | 64.8 x 64 mm | 69.5 x 66.6 mm |
| Minimum focusing distance | 0.177 m (0.58 feet) ◆ | 0.20 m (7.87 inches) |
| Image stabilization | No | No |
| Aperture ring | No | No |
| Aperture blades | 9 ◆ | 7 |
| Optical construction | 13 elements / 11 groups | 13 elements / 12 groups |
| Filter size | 58 mm | 55 mm ◆ |
| Lens mount | Sony E, Canon RF, Fujifilm X | Sony E |
| Released | 2026 | 2022 |
| Price | $579 launch price ◆ | $750 launch price |
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Size
- A · Sigma
- B · Sony
- 64 × 64.8 mm
- 66.6 × 69.5 mm
The Sony E 15 mm f/1.4 G is 3 mm longer and 1 g lighter than the Sigma C 15 mm f/1.4 DC.
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Sample frames
Sigma C 15 mm f/1.4 DC
Sony E 15 mm f/1.4 G
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Video reviews
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Questions
- Which is lighter, the Sigma C 15 mm f/1.4 DC or the Sony E 15 mm f/1.4 G?
- The Sony E 15 mm f/1.4 G weighs 219 g, 1 g less than the Sigma C 15 mm f/1.4 DC (220 g).
- Which focuses closer, the Sigma C 15 mm f/1.4 DC or the Sony E 15 mm f/1.4 G?
- The Sigma C 15 mm f/1.4 DC focuses down to 0.18 m, against 0.2 m for the Sony E 15 mm f/1.4 G.
- Do the Sigma C 15 mm f/1.4 DC and the Sony E 15 mm f/1.4 G have image stabilization?
- No, neither lens has optical image stabilization; rely on in-body stabilization if your camera has it.
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