Sony G E 10-20mm f/4 PZ Review
The Sony 10-20mm F4 G is all about being tiny, but its slow f/4 aperture and average optics mean it's only for shooters who prioritize size above all else.
Overview
This lens is all about one thing: being tiny. The Sony E PZ 10-20mm F4 G is the smallest, lightest ultra-wide zoom you can get for APS-C cameras, and that's its entire personality. It's a constant f/4 power zoom, which means you get a smooth, quiet zoom for video and a compact design that disappears in your bag. The trade-off? It's not the brightest lens, and it's not built for rough conditions. If you're a travel or vlogging shooter who prioritizes size over everything else, this is your lens. If you need fast apertures or weather sealing, look elsewhere.
Performance
The optical performance is fine, landing in the 34th percentile. It's sharp enough for most uses, but don't expect it to blow you away. What surprised me was how much I liked the power zoom for video work. It's smooth and controlled, a huge step up from manual zooming on a tiny lens barrel. The autofocus is middle-of-the-road (47th percentile), so it's reliable but not lightning fast. Just don't plan on shooting anything close-up, as its macro performance is in the bottom 17th percentile.
Pros & Cons
Pros
- Incredibly small and light. It's a featherweight champion. 98th
- Power zoom is fantastic for smooth video pulls. 82th
- Constant f/4 aperture is useful for video consistency. 82th
- Solidly versatile for its size (79th percentile). 78th
Cons
- f/4 is slow for low light or shallow depth of field. 27th
- No weather sealing. Keep it dry. 30th
- Build quality feels a bit plasticky (39th percentile).
- Optical sharpness is just okay, not great.
Specifications
Full Specifications
Optics
| Type | Wide-Angle Zoom |
| Focal Length Min | 10 |
| Focal Length Max | 20 |
| Elements | 11 |
| Groups | 8 |
Aperture
| Max Aperture | f/4 |
| Min Aperture | f/22 |
| Constant | Yes |
| Diaphragm Blades | 7 |
Build
| Mount | Sony E |
| Format | APS-C |
| Weather Sealed | Yes |
| Weight | 0.2 kg / 0.4 lbs |
| Filter Thread | 62 |
AF & Stabilization
| AF Type | Autofocus |
| Stabilization | No |
Focus
| Min Focus Distance | 130 |
| Max Magnification | 1:5.55 |
Value & Pricing
The price is the tricky part. It ranges from $660 to $848 depending on the vendor. At the lower end, it's a decent value for the unique portability and power zoom combo. At nearly $850, it's a much harder sell. Shop around, because that $188 spread is huge. The best deal is almost certainly at the $660 mark.
Price History
vs Competition
This lens is in a weird spot. It's not competing with the prime lenses listed, like the Viltrox 35mm f/1.7. Those are brighter and cheaper, but not zooms. For a true ultra-wide zoom competitor, you'd look at something like the Tamron 11-20mm f/2.8. The Tamron is bigger, heavier, and more expensive, but it gives you a brighter f/2.8 aperture and better build quality. The Sony wins on size and has the power zoom; the Tamron wins on speed and durability.
| Spec | Sony G E 10-20mm f/4 PZ | Meike Meike 55mm F1.4 Standard Aperture APS-C Frame AF | Viltrox Air VILTROX 35mm F1.7 f/1.7 Air AF Lens for Fuji X | Tamron Di III Tamron 17-70mm f/2.8 Di III-A VC RXD Lens for Sony | Canon RF Canon RF 24mm f/1.8 Macro IS STM Lens | Fujifilm VILTROX 56mm F1.4 STM APS-C Frame Auto Focus |
|---|---|---|---|---|---|---|
| Focal Length | 10-20mm | 55mm | 35mm | 17-70mm | 24mm | - |
| Max Aperture | f/4 | f/1.4 | f/1.7 | f/2.8 | f/1.8 | f/1.4 |
| Mount | Sony E | Nikon Z | Fujifilm X | Sony E-Mount, Sony E-Mount, Sony E-Mount, Sony E-Mount, Sony E-M | Canon RF | Fujifilm X |
| Stabilization | false | true | true | true | true | true |
| Weather Sealed | true | false | false | false | false | true |
| Weight (g) | 179 | 281 | 400 | 544 | 272 | 320 |
| AF Type | Autofocus | STM | STM | Autofocus | Autofocus | STM |
| Lens Type | Wide-Angle Zoom | - | - | Wide-Angle Zoom | Wide-Angle | - |
| Compare | Compare | Compare | Compare | Compare |
| Product | Af | Bokeh | Build | Macro | Optical | Aperture | Versatility | Social Proof | Stabilization |
|---|---|---|---|---|---|---|---|---|---|
| Sony G E 10-20mm f/4 PZ | 46.4 | 26.6 | 98.2 | 81.5 | 72 | 29.7 | 77.8 | 82.2 | 37.9 |
| Meike 55mm F1.4 Standard Aperture APS-C Frame AF STM Compare | 95.6 | 81.8 | 81.1 | 89.1 | 67.5 | 88.1 | 37.5 | 89.9 | 87.8 |
| Viltrox Air 35mm F1.7 f/1.7 AF Compare | 95.6 | 73.6 | 63.4 | 93.2 | 74 | 80.5 | 37.5 | 95.1 | 87.8 |
| Tamron Di III 17-70mm f/2.8 -A VC RXD Compare | 46.4 | 59.2 | 64.3 | 77.4 | 90.8 | 54.6 | 92.5 | 95.1 | 87.8 |
| Canon RF 24mm f/1.8 Macro IS STM Compare | 46.4 | 81.8 | 87.6 | 81 | 82.5 | 75.8 | 37.5 | 98 | 99.9 |
| Fujifilm VILTROX 56mm F1.4 STM APS-C Frame Auto Focus Standard Prime Compare | 95.6 | 81.8 | 88.8 | 85.3 | 34.6 | 88.1 | 37.5 | 86.7 | 87.8 |
Verdict
This is a niche recommendation. If you are a Sony APS-C shooter who does a lot of travel or vlogging, and your absolute top priority is keeping your kit as small and light as possible, this lens makes sense. For everyone else—photographers who shoot in low light, need weather sealing, or just want sharper optics—there are better, more versatile options out there. Buy it for the size, not for the specs.