A7C IIvs FE 100-400mm f/4.5-5.6 GM OSS
VS
Sony
FE 100-400mm f/4.5-5.6 GM OSS (2017)
Starting from £2499 new
Best for Wildlife, sports & birds in flight
View FE 100-400mm f/4.5-5.6 GM OSS
GearScore™ Verdict — Which should you buy?
Full-Frame Hybrid — A7C II (2023): Full-frame AI autofocus in the most compact body available — the best camera under £1,500 for hybrid shooters.
Wildlife, Sports & Birds In Flight — FE 100-400mm f/4.5-5.6 GM OSS (2017): The benchmark wildlife and sports telephoto for Sony mirrorless — G Master quality with Dual XD tracking that locks onto subjects and holds them.
Who should buy what
A7C II (2023)
- Travel photographers who want full-frame quality in the most compact body
- Hybrid shooters who need full-frame video and IBIS in a small package
- A7C owners looking for a significant AF and video upgrade
- Portrait and wedding photographers who want a discreet full-frame backup
Quick take: The a7c ii is the most affordable; only the fe 100-400mm f/4.5-5.6 gm oss is weather sealed. Scroll down for the full spec breakdown.
Full specifications
| Specification | A7C II (2023) | FE 100-400mm f/4.5-5.6 GM OSS (2017) |
|---|---|---|
| Price | £1,499 | £2,499 |
| Sensor | 33MP Full-frame Exmor R BSI CMOS | f/4.5-5.6 (variable max aperture) |
| Resolution | 33.0MP | — |
| Video | 4K/60p oversampled, S-Log3, 10-bit internal | 112cm minimum focus distance |
| Autofocus | 759-point phase-detect, AI subject recognition | Dual XD linear motors — ultra-fast tracking for moving subjects |
| Stabilisation | 5-axis IBIS, 7.0 stops | 4.5-stop OSS (up to 5.5 stops combined with body IBIS) |
| Burst Rate | 10fps mechanical, 30fps electronic | N/A |
| Battery Life | ~530 shots (CIPA) | N/A |
| Weight | 514g body only | 1395g |
| Dimensions | 124.0 × 71.1 × 63.4mm | 93.9mm diameter × 218mm length |
| Weather Sealed | No | Yes |
| Viewfinder | EVF, 2.36M dots, 0.70× magnification | N/A |
| Screen | 3.0" vari-angle touchscreen | N/A |
| Mount | Sony FE (full-frame E-mount) | Sony FE (full-frame E-mount) |
| Memory Cards | Dual slots: SD UHS-II + CFexpress Type A | N/A |
| Connectivity | USB-C (3.2), Bluetooth, Wi-Fi | N/A |
Suitability by genre
| Genre | A7C II | FE 100-400mm f/4.5-5.6 GM OSS |
|---|---|---|
| Portrait | — | |
| Street | — | |
| Landscape | ||
| Vlogging & Video | — | |
| Wedding & Events | — | |
| Sports & Action | ||
| Wildlife | — |
More comparisons with A7C II
Camera family history