Leica SL3vs A7 IV
VS
Which should you buy?
Professional & Luxury Hybrid Shooters — Leica SL3 (2024): Leica's most capable mirrorless — 60MP, 30fps burst, 8K ProRes, and 7.5-stop IBIS with L-mount's growing lens ecosystem.
Portrait & Wedding Photography — A7 IV (2021): The full-frame portrait benchmark — 33MP, AI Eye AF, and exceptional skin-tone rendering in a pro-grade hybrid body.
Who should buy what
Leica SL3 (2024)
- You want Leica image quality with the convenience of autofocus and interchangeable lenses
- You shoot portraits, commercial, or editorial and want the best Leica system camera
- You plan to use Leica M lenses via adapter alongside native SL glass
A7 IV (2021)
- You want a high-resolution full-frame all-rounder for portraits, weddings, or travel
- You're stepping up from APS-C or a DSLR and want the best all-round full-frame body under £3,000
- You shoot a mix of stills and video and need a single body that handles both seriously
- You want access to the widest lens ecosystem in the mirrorless market
Quick take: The leica sl3 has the highest resolution at 60mp; the a7 iv is the most affordable. Scroll down for the full spec breakdown.
Full specifications
| Specification | Leica SL3 (2024) | A7 IV (2021) |
|---|---|---|
| Price | £6,499 | £2,299 |
| Sensor | 60MP full-frame BSI CMOS | 33MP Full-frame BSI Exmor R CMOS |
| Resolution | 60.0MP | 33.0MP |
| Video | 8K/30p, 4K/60p, Apple ProRes | 4K/60p oversampled, 10-bit internal, S-Log3, S-Cinetone |
| Autofocus | Phase-detect AF with subject/face/eye detection | 759-point phase-detect, AI subject recognition |
| Stabilisation | 7.5-stop IBIS | 5-axis IBIS, 5.5 stops |
| Burst Rate | 30fps electronic | 10fps mechanical, 30fps electronic |
| Battery Life | 410 shots (CIPA) | ~580 shots (CIPA) |
| Weight | 875g body only | 659g body only |
| Dimensions | 146.0 × 104.0 × 42.0mm | 131.3 × 96.4 × 79.8mm |
| Weather Sealed | Yes | Yes |
| Viewfinder | 0.78" OLED EVF, 5.76M dots | EVF, 3.69M dots, 0.78× magnification |
| Screen | 3.2" fixed touchscreen | 3.0" vari-angle touchscreen |
| Mount | Leica L-mount | Sony FE (full-frame E-mount) |
| Memory Cards | Dual SD UHS-II | Dual slots: CFexpress Type A + SD UHS-II |
| Connectivity | USB-C 3.1, Wi-Fi, Bluetooth | USB-C (3.2 Gen 2), Bluetooth, Wi-Fi |
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