Tamron 28-75mm F/2.8 Di III RXDvsZEISS Touit 32mm F1.8 Planar T*
28-75mm F/2.8 Di III RXD
28-75mm / F2.8
—
Touit 32mm F1.8 Planar T*
32mm / F1.8
48mm equiv.
—
Which to choose
When the 28-75mm F/2.8 Di III RXD suits you better
- Close focusFocuses as close as 19cm
- Zoom rangeCovers 28-75mm in a single lens
- Weather sealingHas weather sealing
When the Touit 32mm F1.8 Planar T* suits you better
- Brightness1.3 stops brighter — better in low light and blurs the background more
- Weight350g lighter, so easier to carry
These points are derived mechanically from the numbers. How a lens actually renders does not show up in specifications, so look at samples before deciding.
Size compared
- 28-75mm F/2.8 Di III RXD117.8mm long × 73mm diameter
- Touit 32mm F1.8 Planar T*76mm long × 65mm diameter
Specifications compared
| Specification | Tamron 28-75mm F/2.8 Di III RXD | ZEISS Touit 32mm F1.8 Planar T* | Difference |
|---|---|---|---|
| Focal length (wide) | 28mm | 32mm | −4mm |
| Focal length (tele) | 75mm | 32mm | +43mm |
| Max aperture (wide) | F2.8 | F1.8 | 1.3 stops darker |
| Max aperture (tele) | F2.8 | F1.8 | 1.3 stops darker |
| Min aperture | F22 | F22 | — |
| Min focus distance | 19cm | 37cm | −0.18m |
| Max magnification | 0.34× | 0.12× | +0.22x |
| Aperture blades | 9blades | 7blades | +2blades |
| Weight | 550g | 200g | +350g |
| Length | 117.8mm | 76mm | +41.8mm |
| Diameter | 73mm | 65mm | +8mm |
| Filter size | 67mm | 52mm | +15mm |
| Released | 2018 | 2013 | +5year |
| Stabilization | No | No | — |
| Weather sealing | Yes | No | Yes |
| Macro | No | No | — |
| Autofocus | Yes | Yes | — |
The difference column reads as 28-75mm F/2.8 Di III RXD relative to Touit 32mm F1.8 Planar T*.The highlighted cell is the better side for that specification.
Check prices
28-75mm F/2.8 Di III RXD
ADLinks to Amazon, B&H Photo, Adorama, KEH Camera, MPB, eBay are affiliate links. We may earn a commission if you buy through them, at no extra cost to you.Links marked “Search results” go to that retailer’s search page for this lens name.Check price and availability on the retailer’s own site.
Touit 32mm F1.8 Planar T*
ADLinks to Amazon, B&H Photo, Adorama, KEH Camera, MPB, eBay are affiliate links. We may earn a commission if you buy through them, at no extra cost to you.Links marked “Search results” go to that retailer’s search page for this lens name.Check price and availability on the retailer’s own site.
28-75mm F/2.8 Di III RXD in detailTouit 32mm F1.8 Planar T* in detailAll E-mount lenses