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Compare two products
Pick any two products from our reviews and see specifications, price, buyer ratings and our scores in one table.
Recorded evidence
What separates these listings
- Price snapshot
- $200.00 price gap
- Product A has the lower captured price. This excludes delivery and ongoing costs.
- Editorial assessment
- 0.7-point score gap
- Product A has the higher research score, not a measured performance advantage.
- Specification coverage
- 2 of 30 fields shared
- Shared labels have recorded values on both sides; matching labels do not guarantee matching units or test conditions.
Product A
Tamron 17-70mm f/2.8 Di III-A VC RXD Lens for Sony E APS-C Mirrorless
- Potential fit
- Everyday Sony APS-C video and photo work
- Trade-off to resolve
- Noticeably larger than standard kit zooms
Product B
Sony Alpha a6400 Mirrorless Camera: Compact APS-C Interchangeable Lens
- Potential fit
- Compact stills and entry-level 4K video
- Trade-off to resolve
- Lack of in-body image stabilization
Side-by-side evidence
30 of 30 recorded specification fields shown
| Side by side |  |  |
|---|---|---|
| Buyer rating | 4.7 | 4.6 |
| Price | $599.00 | $799.00 |
| Our score | 8.7/10 | 8.0/10 |
| Ratings count | 1,841 ratings | 1,067 ratings |
| Brand | Tamron | Sony |
| Best for | Everyday Sony APS-C video and photo work | Compact stills and entry-level 4K video |
| Optical versatility | 9.2/10 | — |
| Build quality | 8.3/10 | — |
| Autofocus and handling | 8.7/10 | — |
| Stabilization effectiveness | 8.5/10 | — |
| Value proposition | 9.0/10 | — |
| Autofocus tracking | — | 9.2/10 |
| Optics and kit lens | — | 6.8/10 |
| Video capabilities | — | 7.9/10 |
| Ergonomics and display | — | 7.4/10 |
| System value | — | 8.5/10 |
| Compatible Camera Mount | Sony E | Not recorded |
| Compatible Camera Models | Sony A6100, Sony A6400, Sony A6600 | Not recorded |
| Focal Length Description | 17-70mm 2.8 | Not recorded |
| Lens | Standard | Not recorded |
| Maximum Focal Length | 7 centimeters | Not recorded |
| Minimum Focal Length | 17 millimeters | Not recorded |
| Lens Design | Zoom | Not recorded |
| Focus Type | Auto Focus | Not recorded |
| Lens Fixed Focal Length | 17 millimeters | Not recorded |
| Lens Coating Description | Fluorine and BBAR (Broad-Band Anti-Reflection) Coating | Not recorded |
| Zoom Ratio | 4.1 | Not recorded |
| Image stabilization | Optical | Optical |
| Real Angle Of View | 79 degrees | Not recorded |
| Maximum Aperture | 2.8 millimeters | 3.5 f_stop |
| Minimum Aperture | 22 | Not recorded |
| Number of Diaphragm Blades | 9 | Not recorded |
| Compatible Mountings | Not recorded | Sony E (NEX), Sony Mirrorless |
| Photo Sensor Resolution | Not recorded | 20.1 mp |
| Photo Sensor Size | Not recorded | APS-C |
| Effective Still Resolution | Not recorded | 25 mp |
| Aspect Ratio | Not recorded | 16:9, 3:2 |
| Sensor Type | Not recorded | CMOS |
| File Format | Not recorded | JPEG, Raw |
| Expanded ISO Minimum | Not recorded | 100 |
| Maximum Shutter Speed | Not recorded | 1/4000 seconds |
| Minimum Shutter Speed | Not recorded | 1/4000 seconds |
| Exposure Control | Not recorded | Automatic |
| Form Factor | Not recorded | Mirrorless |
| Special Feature | Not recorded | Shockproof, Temperature Extremes, Waterproof, X-Ray Proof |
| Color | Not recorded | Black |
| Our verdict | This lens provides an extensive 17-70mm focal range paired with a constant f/2.8 aperture for Sony E-mount APS-C cameras. Built-in vibration compensation is an asset for video and camera bodies without sensor shift. The constant aperture demands a larger, heavier front barrel than typical variable-aperture kit zooms. | This APS-C body offers reliable autofocus performance in a compact form factor, making it a functional choice for stills and video. Prospective buyers should note the absence of in-body image stabilization, which necessitates using stabilized lenses for handheld work. |
| Pros and cons |
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Prices and buyer ratings are captured snapshots. A dash means the detail was not recorded, not that a feature is absent. Editorial scores are research assessments, not laboratory measurements.
Sources and limits
This page summarizes our research reviews of Amazon listings, listed specifications and captured buyer ratings. It is not a hands-on test. Scores are editorial assessments, not measured performance; prices are recorded snapshots and may change. A category can include both main products and accessories, so its overall price range is not the cost of a complete setup.
Most recent product record update: October 3, 2026. Individual records may be older; this is not a verification date for every claim. Prices on this page were read from the listings Nov 8, 2026 – Nov 13, 2026.
- Amazon listing: Tamron 17-70mm f/2.8 Di III-A VC RXD Lens for Sony E
- Amazon listing: Sony Alpha a6400 Mirrorless Camera: Compact APS-C
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