7Artisans 18mm f/6.3 II (Micro Four Thirds) vs TTArtisan 25mm f/2 C (Micro Four Thirds)
The bottom line
These cover different focal lengths — the 7Artisans 18mm f/6.3 II (Micro Four Thirds) is 18mm, the TTArtisan 25mm f/2 C (Micro Four Thirds) is 25mm — so they're not really substitutes. Pick by the field of view you actually need: the 7Artisans 18mm f/6.3 II (Micro Four Thirds) for wide-angle, the TTArtisan 25mm f/2 C (Micro Four Thirds) for standard.
Choose the TTArtisan 25mm f/2 C (Micro Four Thirds) if…
- ✓You want more light and background blur — f/2 is faster than f/6.3, better for low light and subject separation.
- ✓You need more reach — it goes to 25mm vs 18mm for distant subjects, wildlife and sport.
Where they differ
- ›Aperture: the TTArtisan 25mm f/2 C (Micro Four Thirds) opens to f/2 vs the 7Artisans 18mm f/6.3 II (Micro Four Thirds)'s f/6.3 — more light and shallower depth-of-field.
- ›Focal range: 7Artisans 18mm f/6.3 II (Micro Four Thirds) is 18mm, TTArtisan 25mm f/2 C (Micro Four Thirds) is 25mm — different framing and reach.
Frequently asked
Is the 7Artisans 18mm f/6.3 II (Micro Four Thirds) or the TTArtisan 25mm f/2 C (Micro Four Thirds) better?
These cover different focal lengths — the 7Artisans 18mm f/6.3 II (Micro Four Thirds) is 18mm, the TTArtisan 25mm f/2 C (Micro Four Thirds) is 25mm — so they're not really substitutes. Pick by the field of view you actually need: the 7Artisans 18mm f/6.3 II (Micro Four Thirds) for wide-angle, the TTArtisan 25mm f/2 C (Micro Four Thirds) for standard.
Who should choose the TTArtisan 25mm f/2 C (Micro Four Thirds)?
Choose the TTArtisan 25mm f/2 C (Micro Four Thirds) if you want more light and background blur — f/2 is faster than f/6.3, better for low light and subject separation. Choose it if you need more reach — it goes to 25mm vs 18mm for distant subjects, wildlife and sport.
What is the main difference between the 7Artisans 18mm f/6.3 II (Micro Four Thirds) and the TTArtisan 25mm f/2 C (Micro Four Thirds)?
Aperture: the TTArtisan 25mm f/2 C (Micro Four Thirds) opens to f/2 vs the 7Artisans 18mm f/6.3 II (Micro Four Thirds)'s f/6.3 — more light and shallower depth-of-field.
| Product | ||
|---|---|---|
| Optical Design | ||
| Focal Length | 18mm | 25mm |
| Lens Type | Prime | Prime |
| Optical Elements | 4 | 6 |
| Optical Groups | 3 | 5 |
| Aperture & Iris | ||
| Maximum Aperture | f/6.3 | f/2 |
| Minimum Aperture | f/6.3 | f/16 |
| Aperture Blades | 0 | 7 |
| Rounded Aperture | No | No |
| Coverage & Angle | ||
| Format Coverage | Micro Four Thirds | Micro Four Thirds |
| Lens Mount | Micro Four Thirds | Micro Four Thirds |
| Angle of View | 62° | 47° |
| 35mm Equivalent | 36-36mm | 50-50mm |
| Focus | ||
| Autofocus | No | No |
| Focus Motor | − | − |
| Focus Limiter | No | No |
| AF/MF Switch | No | No |
| Min Focus Distance | 20 cm | 15 cm |
| Max Magnification | 0.1x | 0.12x |
| Stabilization & Video | ||
| Optical Stabilization | No | No |
| Aperture Ring | No | No |
| Declickable Aperture | No | No |
| Parfocal | No | No |
| Internal Zoom | No | No |
| General | ||
| Price (MSRP) | $79 | $99 |
| Filter Size | 46mm | 43mm |
| Diameter | 56mm | 40mm |
| Length | 6.6mm | 23.5mm |
| Weight | 55g (1.9 oz) | 66g (2.3 oz) |
| Weather Sealed | No | No |
| Tripod Collar | No | No |
