Sony E 18-200mm F3.5-6.3 OSS vs Tamron 11-20mm F/2.8 Di III-A RXD
Both are Sony E lenses for APS-C. Here is what actually differs.
Pick the Sony E 18-200mm F3.5-6.3 OSS if
- You need more reach: 200mm vs 20mm at the long end
- You shoot handheld in dim light or video: it has optical image stabilization and the Tamron 11-20mm F/2.8 Di III-A RXD does not
- You want bigger close-ups: 0.35× vs 0.25× maximum magnification
- Our notes say it suits: Travel and holidays, video with a single lens, general all-round shots
Pick the Tamron 11-20mm F/2.8 Di III-A RXD if
- You need ⅔ stop more light for low light or background blur (f/2.8 vs f/3.5)
- You want the lighter lens to carry: 189 g lighter (335 g vs 524 g)
- You want a wider view: 11mm vs 18mm at the wide end
- You shoot close-ups: it focuses down to 0.15 m vs 0.3 m
- You prefer a newer design: released 2021 vs 2010
- Our notes say it suits: Landscape, vlogging, interiors
Spec differences
15 differences| Sony E 18-200mm F3.5-6.3 OSS | Tamron 11-20mm F/2.8 Di III-A RXD | |
|---|---|---|
| Brand |
Sony
|
Tamron
|
| Type |
Zoom
|
Wide Zoom
|
| Focal length |
18-200mm
|
11-20mm
|
| Max aperture |
f/3.5
|
f/2.8
⅔ stop faster
|
| Weight |
524 g
|
335 g
lighter
|
| Length |
99 mm
|
86.2 mm
shorter
|
| Diameter |
75.5 mm
|
73 mm
slimmer
|
| Min focus distance |
0.3 m
|
0.15 m
closer
|
| Max magnification |
0.35×
larger
|
0.25×
|
| Aperture blades |
not listed
|
7
|
| Optical design |
not listed
|
12 elements / 10 groups
|
| Autofocus motor |
not listed
|
RXD
|
| Image stabilization |
Yes
stabilized
|
No
|
| Weather sealing |
not listed
|
Yes
|
| Released |
2010
|
2021
|
3 identical specs hidden: mount, format, filter thread. Show all
- Mount
- Sony E both
- Format
- APS-C both
- Filter thread
- 67 mm both
Our notes
Sony E 18-200mm F3.5-6.3 OSS
A stabilized all-in-one zoom for APS-C E-mount, covering 18-200mm. It weighs about 524 g, with a 67mm filter size and 0.3 m minimum focus.
Pros
- 11x zoom range
- Optical SteadyShot
- Convenient one-lens kit
- Close focus of 0.3 m
Cons
- Slow aperture at the long end
- Image quality below primes and shorter zooms
Our notes
Tamron 11-20mm F/2.8 Di III-A RXD
An APS-C ultra-wide zoom for Sony E with a constant f/2.8 aperture, giving about 16.5-30mm equivalent. It uses a 67mm filter thread.
Pros
- Constant f/2.8
- Compact
- Takes screw-in filters
Cons
- APS-C only
- No stabilization
More comparisons

Sony E 18-200mm F3.5-6.3 OSS vs Tamron E 18-300mm F3.5-6.3 B061
96 g lighter vs more reach (300mm)
Sony FE 12-24mm F2.8 GM vs Tamron 11-20mm F/2.8 Di III-A RXD
more reach (24mm) vs 512 g lighter

Sony FE 16-35mm F2.8 GM vs Tamron 11-20mm F/2.8 Di III-A RXD
more reach (35mm) vs 345 g lighter
Sony E 18-200mm F3.5-6.3 OSS vs Sigma 10-18mm F2.8 DC DN | Contemporary 023
more reach (200mm) vs ⅔ stop faster
Tamron 11-20mm F/2.8 Di III-A RXD vs Sigma 10-18mm F2.8 DC DN | Contemporary 023
more reach (20mm) vs 80 g lighter
Sony E 18-200mm F3.5-6.3 OSS vs Sigma 18-50mm F2.8 DC DN | Contemporary 021
more reach (200mm) vs ⅔ stop faster