Decision tools · Compare
A6100 vs SLT-A99
Quick take: The SLT-A99 has the highest resolution at 24MP; the SLT-A99 is the most affordable.
16 specs side by side·15 genres scored·UK prices from Wex Photo Video and Clifton Cameras
How to read this page. Highlighted cells win that row on the spec alone. Genre scores are the engine's base scores (enthusiast, photo and video); Camera Match re-weights them for your level and priorities. Price buttons are affiliate links; the price you pay is the same.
Price buttons are affiliate links — GearFrame may earn a commission at no extra cost to you. It never affects a score. Learn more
Verdictwhich should you buy?
A6100 — Beginner, Family, Travel: Best autofocus in its class for the price.
Who should buy what
A6100 (2019)
is the right camera for you if…
- First-time mirrorless buyers who want solid AF
- Families stepping up from a smartphone
Full specificationsthe better value in each row is highlighted
| Specification | A6100Sony · 2019 | SLT-A99Sony · 2012 |
|---|---|---|
| Price | £649 | £454 usedBest |
| Sensor | APS-C Exmor CMOS | 24.3MP full-frame sensor |
| Resolution | 24.2MP | 24.3MPBest |
| Video | 4K 30fps | Full HD 1080p/60 |
| Autofocus | 425-point phase-detect, real-time tracking | 19-point phase-detect (11 cross) via the translucent mirror + 102-point on-sensor phase assist, face detection |
| Stabilisation | No stabilisation | 4.5-stop sensor-shift SteadyShot INSIDE |
| Burst Rate | 11fpsBest | 6fps with continuous AF (10fps in crop mode) |
| Battery Life | 420 shots (CIPA) | ~500 shots (CIPA)Best |
| Weight | 396g (body only)Best | 812g (with battery and card) |
| Dimensions | 119.9 × 66.9 × 59.4mm | 147 × 111.2 × 78.4mm |
| Weather Sealed | Not weather sealed | Not weather sealed |
| Viewfinder | EVF 0.39" 1.44M-dot | OLED EVF, 2.36M dots, 100%, 0.71x |
| Screen | 3.0" tilting touchscreen, 921k-dot | 3.0" three-way tilting / swivel LCD, 1.23M dots |
| Mount | Sony E-Mount | Sony A-mount |
| Memory Cards | SD UHS-I / Memory Stick | Dual slots: SD / Memory Stick + SD |
| Connectivity | Wi-Fi, Bluetooth 4.1, Micro USB, Micro HDMI | Micro USB, HDMI, 3.5mm mic + headphone, remote terminal, Multi Interface Shoe |
Wins the row — price, resolution, burst, battery, weight and sealing are compared; text specs aren't ranked.
How they score by genreengine base scores out of 10
Genre
A6100
SLT-A99
Portrait
6.7/10
6.4/10
Street
7.3/10
5.3/10
Travel
6.2/10
4.7/10
Wedding & Events
5.1/10
6.0/10
Vlogging & Video
5.9/10
4.0/10
Filmmaking
4.9/10
—
Documentary
5.2/10
4.6/10
Sports & Action
6.5/10
5.2/10
Landscape
4.9/10
5.2/10
Wildlife
6.9/10
5.1/10
Casual
6.4/10
3.4/10
Food
6.2/10
5.6/10
Macro
5.2/10
4.4/10
Architecture
5.5/10
5.5/10
Astrophotography
6.0/10
5.5/10
Scores come from the same engine as Camera Match: verified specifications weighted by what each genre needs, with documented adjustments. The product page and this table show the enthusiast base score. See how scores are calculated →
Next
More comparisons with A6100
Camera family history