Sony FE 20-70mm F4 G vs Sony DT 18-70mm F3.5-5.6
This is a full comparison between the lenses Sony FE 20-70mm F4 G and Sony DT 18-70mm F3.5-5.6.
Compare Specifications
Product |
Sony FE 20-70mm F4 G |
Sony DT 18-70mm F3.5-5.6 |
| Name | Sony FE 20-70mm F4 G | Sony DT 18-70mm F3.5-5.6 |
| Manufacturer | Sony | Sony |
| SKU | SEL2070G | SAL1870 |
Release Date and Price |
Sony FE 20-70mm F4 G |
Sony DT 18-70mm F3.5-5.6 |
| Release Year | 2023 | 2006 |
| Release Date | 2023-01-17 | 2006-06-15 |
| MSRP | N/A | N/A |
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Lens Type |
Sony FE 20-70mm F4 G |
Sony DT 18-70mm F3.5-5.6 |
| Lens Type | Standard / Normal | Standard / Normal |
| Zoom or Prime | Zoom lens | Zoom lens |
Mount and Compatibility |
Sony FE 20-70mm F4 G |
Sony DT 18-70mm F3.5-5.6 |
| Mount | Sony E | Sony A |
| Designed for APS-C sensor | No (Suitable for all sensors) | Yes |
Focus |
Sony FE 20-70mm F4 G |
Sony DT 18-70mm F3.5-5.6 |
| Autofocus (AF) | Yes | Yes |
| Built-in Autofocus (AF) Motor | Yes | Yes |
| Motor Type | Linear Motor | No information |
| Focus Method | No information | Extends |
| Closest Focusing Distance | N/A | 38 cm |
| Maximum Magnification | 0,25 | |
Aperture |
Sony FE 20-70mm F4 G |
Sony DT 18-70mm F3.5-5.6 |
| Maximum Aperture | F4 |
F3,5-5,6
This lens has a variable aperture at different focal lengths. F3,5 at 18 mm F5,6 at 70 mm Variable Aperture |
| Diaphragm Blades | 9 | 7 |
Optics |
Sony FE 20-70mm F4 G |
Sony DT 18-70mm F3.5-5.6 |
| Construction | 16 elements / 13 groups | 11 elements / 9 groups |
| Special Elements/Coatings | 2 advanced aspherical, 3 ED, 1 ED Aspherical, 1 Aspherical | 1 Aspherical and 1 ED Glass Element |
Focal Length |
Sony FE 20-70mm F4 G |
Sony DT 18-70mm F3.5-5.6 |
| Focal Length | 20-70 mm | 18-70 mm |
| Zoom Range | 50 mm | 52 mm |
| Built-in Teleconverter | No | No |
| Teleconverter Multiplier | N/A | N/A |
| Image Stabilization | No | No |
| Image Stabilization CIPA Rating | N/A | N/A |
Physical |
Sony FE 20-70mm F4 G |
Sony DT 18-70mm F3.5-5.6 |
| Weather Sealing | Yes | No |
| Diameter | 79 mm | 66 mm |
| Length | 99 mm | 77 mm |
| Weight | 488 gr | 235 gr |
Other |
Sony FE 20-70mm F4 G |
Sony DT 18-70mm F3.5-5.6 |
| Filter Type | Filter Thread | Filter Thread |
| Filter Diameter | 72 mm | 55 mm |
| Lens Hood | Included | Included |
| Lens Hood SKU | ALC-SH174 | PH-RBA 55 |
| Tripod Collar | N/A | N/A |
| Tripod Collar SKU | N/A | N/A |