RF 16mm f/2.8 STMvs A6400
Canon
RF 16mm f/2.8 STM (2022)
Starting from £269 new
Best for Vlogging, travel & architecture
View RF 16mm f/2.8 STM
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GearScore™ Verdict — Which should you buy?
Vlogging, Travel & Architecture — RF 16mm f/2.8 STM (2022): The most accessible entry point into ultra-wide RF glass — compact, affordable, and surprisingly capable for content creators.
Content Creation & Vlogging — A6400 (2019): The best value APS-C Sony you can buy — especially used. Real-time Eye AF at this price point was transformative when it launched and still makes it one of the most reliable autofocus systems in the lineup.
Who should buy what
A6400 (2019)
- Vloggers and content creators who need a flip screen and reliable AF
- Photographers upgrading from a compact or smartphone
- Beginners who want room to grow into a full E-mount lens ecosystem
- Anyone prioritising autofocus performance at an accessible price
Quick take: The rf 16mm f/2.8 stm is the most affordable. Scroll down for the full spec breakdown.
Full specifications
| Specification | RF 16mm f/2.8 STM (2022) | A6400 (2019) |
|---|---|---|
| Price | £269 | £899 |
| Sensor | f/2.8 (max aperture) | 24.2MP APS-C Exmor CMOS BSI |
| Resolution | — | 24.2MP |
| Video | 13cm minimum focus distance | 4K/30p (6K oversampled, no crop), 1080p/120p slow-motion |
| Autofocus | STM stepping motor — smooth and quiet for video AF | Phase-detect, 425 points, real-time Eye AF & animal AF |
| Stabilisation | None (relies on body digital IS or IBIS) | None (no IBIS) |
| Burst Rate | N/A | 11fps mechanical, 8fps with AF tracking |
| Battery Life | N/A | ~410 shots (CIPA) |
| Weight | 165g | 403g (body, battery, card) |
| Dimensions | 69.2mm diameter × 40.0mm length | 120.0 × 66.9 × 59.7mm |
| Weather Sealed | No | No |
| Viewfinder | N/A | EVF, 2.36M dots, 0.70× magnification |
| Screen | N/A | 3.0" tilting touchscreen, 180° flip for selfie/vlog, 921k dots |
| Mount | Canon RF | Sony E-mount |
| Memory Cards | N/A | Single SD UHS-I |
| Connectivity | N/A | Micro-USB, Wi-Fi, Bluetooth, NFC |
Suitability by genre
| Genre | RF 16mm f/2.8 STM | A6400 |
|---|---|---|
| Vlogging & Video | — | |
| Architecture | — | |
| Travel | ||
| Video | — | |
| Street | — | |
| Portrait | — | |
| Wildlife | — |
More comparisons with RF 16mm f/2.8 STM
Camera family history