EOS R8vs A7 IV
GearScore™ Verdict — Which should you buy?
Full-Frame Entry — EOS R8 (2023): Canon's most affordable full-frame mirrorless — 4K/60p 10-bit and class-leading Dual Pixel AF at an accessible entry price.
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
EOS R8 (2023)
- Photographers wanting full-frame image quality at the lowest RF price
- EOS RP owners upgrading to better autofocus and modern video specs
- Beginners who want to start on full-frame without overspending
- Travel photographers who want a lightweight full-frame RF body
A7 IV (2021)
- Working photographers who want a reliable full-frame all-rounder
- Portrait, wedding, and event photographers needing 33MP and fast AF
- A7 III owners ready for a major upgrade in resolution, AF, and video
- Hybrid shooters who want 4K/60p and 33MP stills in one dependable body
Quick take: The a7 iv has the highest resolution at 33mp; the eos r8 is the most affordable; only the a7 iv is weather sealed. Scroll down for the full spec breakdown.
Full specifications
| Specification | EOS R8 (2023) | A7 IV (2021) |
|---|---|---|
| Price | £1,099 | £2,299 |
| Sensor | 24.2MP Full-frame BSI CMOS | 33MP Full-frame BSI Exmor R CMOS |
| Resolution | 24.2MP | 33.0MP |
| Video | 4K/60p oversampled 10-bit, FHD/180p | 4K/60p oversampled, 10-bit internal, S-Log3, S-Cinetone |
| Autofocus | Dual Pixel CMOS AF II, 1053 zones, eye/face/subject tracking | 759-point phase-detect, AI subject recognition |
| Stabilisation | None (no IBIS) | 5-axis IBIS, 5.5 stops |
| Burst Rate | 6fps mechanical, 40fps electronic | 10fps mechanical, 30fps electronic |
| Battery Life | ~220 shots (CIPA) | ~580 shots (CIPA) |
| Weight | 461g body only | 659g body only |
| Dimensions | 132.5 × 86.1 × 70.0mm | 131.3 × 96.4 × 79.8mm |
| Weather Sealed | No | Yes |
| Viewfinder | EVF, 2.36M dots, 0.59× | EVF, 3.69M dots, 0.78× magnification |
| Screen | 3.0" fully articulating touchscreen | 3.0" vari-angle touchscreen |
| Mount | Canon RF mount (full-frame) | Sony FE (full-frame E-mount) |
| Memory Cards | Single SD UHS-II slot | Dual slots: CFexpress Type A + SD UHS-II |
| Connectivity | USB-C, Bluetooth, Wi-Fi | USB-C (3.2 Gen 2), Bluetooth, Wi-Fi |
Suitability by genre
| Genre | EOS R8 | A7 IV |
|---|---|---|
| Portrait | — | |
| Vlogging & Video | ||
| Street | — | |
| Wedding & Events | ||
| Landscape | ||
| Sports & Action | ||
| Studio Portraits | — | |
| Outdoor Portraits | — |
GearScore™ suitability scores are based on aggregated purchaser reviews weighted by photography genre. See how scores are calculated →
More comparisons with EOS R8
Camera family history