Sony a7 IV Full Frame Mirrorless 33MP Alpha Interchangeable Lens Camera | Official Review
The Sony a7 IV offers one of the best sensors in any camera, but it comes wrapped in a body that feels cheap. Is it still the right choice for photographers?
The 30-Second Version
The Sony a7 IV has a genius-level sensor and autofocus trapped in a mediocre body. Buy it for its incredible internals, but don't expect to fall in love with how it feels.
Overview
The Sony a7 IV is a powerhouse of a hybrid camera that does almost everything well, but it's not the camera you buy for its body. The one thing you need to know is that its sensor and autofocus are among the best you can get right now, but you're paying for that performance while putting up with a mediocre physical package. If you're a photographer or videographer who needs a reliable, high-quality sensor in a workhorse body, this is a top contender. If you want a camera that feels amazing in your hands, look elsewhere.
Performance
The performance story here is all about the internals. The 33MP full-frame sensor is in the 98th percentile, meaning it's one of the absolute best right now for detail and dynamic range. The autofocus, especially the Eye AF, is a standout and lives up to the hype, tracking subjects like they're glued to the frame. The 10fps burst is solid but not class-leading, and the in-body stabilization is impressive. Where it surprised us was how the brilliant core is wrapped in a body that feels underwhelming.
Pros & Cons
Pros
- Sensor quality is best-in-class. The 33MP full-frame chip is stunning. 98th
- Autofocus system is leading. Eye AF works flawlessly for people and animals. 90th
- Strong hybrid capabilities. Excellent 4K video with 10-bit color and log profiles. 89th
- Reliable and proven platform. The Sony E-mount ecosystem is huge and mature. 83th
Cons
- The build and ergonomics are mediocre. It doesn't feel like a $2,200+ camera in your hands.
- The rear display and electronic viewfinder are underwhelming and fall behind the competition.
- Battery life is just average. You'll want a spare or two for a full day of shooting.
- Not weather-sealed. A major omission for a camera at this price point.
The Word on the Street
Specifications
Full Specifications
Sensor
| Type | CMOS |
| Size | Full Frame |
| Megapixels | 33 |
Autofocus
| Eye AF | Yes |
Shooting
| Burst (Mechanical) | 10 |
Video
| Max Resolution | 4K |
| 10-bit | Yes |
| Log Profile | Yes |
Build
| Weight | 2.3 kg / 5.0 lbs |
Connectivity
| USB | USB-C |
Value & Pricing
Worth it, but only if you prioritize sensor and autofocus performance above all else. The price spread is wild, from $2,198 to over $5,600. Stick to the lower end from reputable dealers. Paying over $2,500 for the body alone is a bad deal when you consider the physical compromises. The bundle mentioned in the reviews sounds sketchy; skip the kits with cheap tripods and missing software, and just buy the body from a trusted source.
vs Competition
This sits in a crowded field. The Canon EOS R6 Mark II is its most direct rival, offering better build quality, ergonomics, and a faster 40fps burst, though its sensor resolution is lower. The Nikon Z9 is in a different league (and price bracket) for speed and build. For hybrid shooters, the Fujifilm X-H2 offers similar video specs in a more robust body, but with a smaller APS-C sensor. Your choice boils down to this: pick the a7 IV for the sensor and AF, pick the Canon for the better overall shooting experience, or pick the Fuji for a tougher build at a similar price.
| Spec | Sony a7 IV Full Frame Mirrorless 33MP Alpha Interchangeable Lens Camera | Official | Nikon Z Nikon Z9 Mirrorless Camera | Canon EOS R Canon EOS R6 Mark II Mirrorless Camera | Fujifilm X-H FUJIFILM X-H2 Mirrorless Camera | Panasonic Lumix GH Panasonic LUMIX GH7 Mirrorless Camera with 12-35mm | OM System OM OM SYSTEM OM-1 Mark II Mirrorless Camera |
|---|---|---|---|---|---|---|
| Type | Mirrorless | Mirrorless | Mirrorless | Mirrorless | Mirrorless | Mirrorless |
| Sensor | 33MP Full Frame | 45.7MP Full Frame | 24.2MP Full Frame | 40.2MP APS-C | 25.2MP Four Thirds | 22.9MP Micro Four Thirds |
| AF Points | - | 493 | 1053 | 425 | 315 | 1053 |
| Burst FPS | 10 | 30 | 40 | 20 | 75 | 120 |
| Video | 4K | 8K | 4K @60fps | 8K @60fps | 5K | 4K @60fps |
| IBIS | true | true | true | true | true | true |
| Weather Sealed | false | true | true | true | false | true |
| Weight (g) | 2268 | 1179 | 590 | 590 | 726 | 62 |
| Compare | Compare | Compare | Compare | Compare |
| Product | Af | Evf | Build | Burst | Video | Sensor | Battery | Display | Connectivity | Social Proof | Stabilization |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Sony a7 IV Full Frame Mirrorless 33MP Alpha Interchangeable Lens Camera | Official | 88.9 | 42.8 | 68.8 | 76.7 | 82.6 | 97.5 | 48.1 | 35.1 | 71 | 68.9 | 90 |
| Nikon Z 9 Compare | 97 | 97.5 | 99.6 | 92.1 | 97.4 | 98.9 | 99.2 | 86.9 | 96.1 | 92.4 | 90 |
| Canon EOS R 6 Mark II Compare | 99.1 | 96.2 | 96.8 | 95.9 | 89.9 | 94.9 | 99.4 | 95.5 | 96.1 | 98 | 90 |
| Fujifilm X-H 2 Compare | 95.6 | 99 | 87.1 | 92.1 | 100 | 92.3 | 99 | 95.5 | 96.1 | 98 | 98.9 |
| Panasonic Lumix GH 7 Compare | 94.1 | 96.2 | 81.8 | 98 | 94.8 | 73 | 96.3 | 86.9 | 96.1 | 98 | 99.4 |
| OM System OM 1 Mark II Compare | 98.7 | 98.4 | 75.6 | 99 | 86.1 | 72.2 | 98 | 95.5 | 96.1 | 98 | 99.8 |
Common Questions
Q: Is the Sony a7 IV good for video?
Yes, it's very good. The 4K 10-bit video with log profiles is excellent for color grading. Its autofocus is superb for video, though its rolling shutter isn't the best. It's a strong hybrid choice.
Q: Why is the price range so huge?
The low end ($2,198) is for the body from authorized dealers. The high end is for sketchy bundles with junk accessories. Never pay a premium for a bundle with a no-name tripod and 'software' that often goes missing.
Q: Should I get this or the Canon R6 Mark II?
Get the a7 IV if you need the higher 33MP resolution for cropping or prints. Get the Canon if you want better build quality, a faster burst, and a camera that just feels better to use all day.
Who Should Skip This
Skip the Sony a7 IV if you're a vlogger or content creator who needs a fully articulating screen and top-tier build quality. The vlogging score of 38.7 doesn't lie. Also, skip it if weather sealing is a must. For those needs, go look at the Fujifilm X-H2S or the Canon R6 Mark II instead.
Verdict
We recommend the Sony a7 IV, but with a big caveat. Buy it if you are a photographer or hybrid shooter who needs that specific combination of a top-tier 33MP sensor and best-in-class autofocus, and you're willing to invest in Sony's excellent lens ecosystem. If you value a camera that feels premium, has a great screen, or needs weather sealing, the competition from Canon and Fujifilm offers a more complete package for similar money. This is a brain-over-brawn recommendation.