Fujifilm GFX 100S IIvs X-A7vs OM System TG-7
Fujifilm
Fujifilm GFX 100S II (2024)
From £4499
Best for Commercial, studio & landscape professionals
View Fujifilm GFX 100S II
OM System
OM System TG-7 (2023)
From £449
Best for Adventure, underwater & outdoor use
View OM System TG-7
Which should you buy?
Commercial, Studio & Landscape Professionals — Fujifilm GFX 100S II (2024): 102MP medium-format quality in the most accessible GFX body — the best entry point to the Fujifilm GFX system.
Beginner Fujifilm — X-A7 (2019): The most affordable X-mount entry — Fujifilm colour and film simulations with a large flip screen for beginners.
Adventure, Underwater & Outdoor Use — OM System TG-7 (2023): Waterproof to 15m, freezeproof and shockproof — the TG-7 is the most capable rugged compact for adventure and outdoor use.
Who should buy what
Fujifilm GFX 100S II (2024)
- You need the highest resolution available outside of a Phase One system
- You shoot studio, fashion, landscape, or architecture at a professional level
- You want medium format quality without the bulk of a traditional large-format system
X-A7 (2019)
- You want an affordable first mirrorless with decent video capabilities
- You shoot a lot of selfie-style content or vlog on a budget
- Note: no viewfinder and limited lens support — the X-T30 II is a better long-term investment
OM System TG-7 (2023)
- You dive, surf, kayak, ski, or hike and need a camera that genuinely survives anything
- You want a waterproof backup or travel camera that doesn't require a separate housing
- You need a rugged compact for adventure, outdoor, and underwater activities
Quick take: The fujifilm gfx 100s ii has the highest resolution at 102mp; the x-a7 is the most affordable; only the fujifilm gfx 100s ii, om system tg-7 are weather sealed. Scroll down for the full spec breakdown.
Full specifications
| Specification | Fujifilm GFX 100S II (2024) | X-A7 (2019) | OM System TG-7 (2023) |
|---|---|---|---|
| Price | £4,499 | £399 | £449 |
| Sensor | 102MP medium-format BSI CMOS (43.8 × 32.9mm) | 24.2MP APS-C CMOS (Bayer, not X-Trans) | 12MP BSI CMOS |
| Resolution | 102.0MP | 24.2MP | 12.0MP |
| Video | 4K/30p, 1080p/60p | 4K/30p, 1080p/60p | 4K/30p, 1080p/120p |
| Autofocus | Phase-detect AF with subject/face/eye detection | Phase-detect + contrast, 425 points | Hybrid phase/contrast AF |
| Stabilisation | 8-stop IBIS | None (no IBIS) | Digital IS |
| Burst Rate | 7fps | 6fps | 20fps |
| Battery Life | 460 shots (CIPA) | ~440 shots (CIPA) | 340 shots (CIPA) |
| Weight | 883g body only | 320g body only | 253g |
| Dimensions | 150.0 × 104.2 × 87.2mm | 118.0 × 80.6 × 55.2mm | 113.0 × 66.5 × 32.7mm |
| Weather Sealed | Yes | No | Yes |
| Viewfinder | 0.5" OLED EVF, 5.76M dots | None | None |
| Screen | 3.2" tilting touchscreen | 3.5" fully articulating touchscreen | 3.0" fixed TFT LCD |
| Mount | Fujifilm GFX (G-mount) | Fujifilm X-mount | Fixed 25mm-equiv f/2.0 lens (4× optical zoom) |
| Memory Cards | Dual SD UHS-II | Single SD UHS-I slot | Single SD UHS-I |
| Connectivity | USB-C 3.2, Wi-Fi, Bluetooth | USB Micro-B, Bluetooth, Wi-Fi, micro HDMI | USB-C, Wi-Fi, Bluetooth |
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