EOS R100vs A7C IIvs Sony RX100 VII
Which should you buy?
First Camera / Beginner Photography — EOS R100 (2023): The R100 does the basics well at the lowest possible price point. Its main value is as a gateway into the Canon RF ecosystem — the lenses you buy now will work on any Canon body you upgrade to later. Modest ambitions, reliably met.
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.
Travel & Versatility — Sony RX100 VII (2019): The most versatile compact camera ever made — 24-200mm zoom, 20fps burst, and 960fps slow-motion in a jacket pocket.
Who should buy what
EOS R100 (2023)
- First-time camera buyers stepping up from a smartphone
- Students and hobbyists wanting an affordable starting point
- Anyone who wants to start investing in Canon RF glass on a budget
- Casual photographers who don't need advanced video or speed
A7C II (2023)
- You want full-frame image quality in the most compact body possible
- You travel constantly and need a serious camera that doesn't weigh down your bag
- You're a portrait or lifestyle photographer who shoots on the move
- You create content for social media or YouTube and want full-frame quality in a vlog-friendly form
Sony RX100 VII (2019)
- You want serious image quality in a camera small enough to carry absolutely everywhere
- You shoot travel, events, or street photography and want something discreet but genuinely capable
- You need fast burst shooting and reliable autofocus in the most pocketable possible package
Quick take: The a7c ii has the highest resolution at 33mp; the eos r100 is the most affordable. Scroll down for the full spec breakdown.
Full specifications
| Specification | EOS R100 (2023) | A7C II (2023) | Sony RX100 VII (2019) |
|---|---|---|---|
| Price | £529 | £1,499 | £1,099 |
| Sensor | 24.1MP APS-C CMOS | 33MP Full-frame Exmor R BSI CMOS | 20.1MP 1-inch Exmor RS BSI CMOS (stacked) |
| Resolution | 24.1MP | 33.0MP | 20.1MP |
| Video | 4K/30p (slight crop), 1080p/60p | 4K/60p oversampled, S-Log3, 10-bit internal | 4K/30p HLG, FHD/960fps super slow-motion |
| Autofocus | Dual Pixel CMOS AF, face detection, subject tracking | 759-point phase-detect, AI subject recognition | 357-point phase-detect + 425 contrast, Eye AF, tracking |
| Stabilisation | None (no IBIS) | 5-axis IBIS, 7.0 stops | 3-stop Optical SteadyShot |
| Burst Rate | 6.5fps mechanical | 10fps mechanical, 30fps electronic | 20fps AF/AE tracking (90fps short burst) |
| Battery Life | ~270 shots (CIPA) | ~530 shots (CIPA) | ~260 shots (CIPA) |
| Weight | 356g (body, battery, card) | 514g body only | 302g with battery and card |
| Dimensions | 116.3 × 85.5 × 68.8mm | 124.0 × 71.1 × 63.4mm | 101.6 × 58.1 × 42.8mm |
| Weather Sealed | No | No | No |
| Viewfinder | EVF, 2.36M dots, 0.59× magnification | EVF, 2.36M dots, 0.70× magnification | Pop-up EVF, 2.36M dots, 0.59× magnification |
| Screen | 3.0" fixed touchscreen, 1.04M dots | 3.0" vari-angle touchscreen | 3.0" tilting touchscreen |
| Mount | Canon RF-mount | Sony FE (full-frame E-mount) | Fixed Zeiss Vario-Sonnar 24-200mm f/2.8-4.5 |
| Memory Cards | Single SD UHS-II | Dual slots: SD UHS-II + CFexpress Type A | Single SD UHS-I slot |
| Connectivity | USB-C, Wi-Fi, Bluetooth | USB-C (3.2), Bluetooth, Wi-Fi | USB-C, Bluetooth, Wi-Fi, NFC |
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