Compare · 2 products compared
Sony a7 IVvsNikon Z 30: Full-FramevsAPS-C
The Sony a7 IV and Nikon Z 30 are interchangeable lens cameras that support 4K video recording. The choice between them comes down to sensor format, body size, and professional video features.
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- MOST WINS
SonyBest for Professionals and advanced creators needing full-frame quality and dual card slots.
8of 14 specs better
NikonBest for Travelers and vloggers wanting a lightweight and compact body.
6of 14 specs better
Biggest differences
Memory card slots
Sony a7 IV leads
2×
higher is better
- Sony a7 IV2 slots
- Nikon Z 301 slots
Battery life
Sony a7 IV leads
+76%
higher is better
- Sony a7 IV580 shots
- Nikon Z 30330 shots
Weight
Nikon Z 30 leads
−38%
lower is better
- Sony a7 IV658 g
- Nikon Z 30405 g
Effective pixels
Sony a7 IV leads
+58%
higher is better
- Sony a7 IV33 MP
- Nikon Z 3020.9 MP
Where each one wins
Sony a7 IV
- Effective pixels
- Sensor format
- Max mechanical shutter speed
- 4K max frame rate
- Viewfinder resolution
- Battery life
- Memory card slots
- HDMI port type
Nikon Z 30
- Continuous shooting (mechanical)
- Screen size
- Weight
- Width
- Height
- Depth
What both have
- Native ISO maximum51,200 ISO
- Sensor typeCMOS
- Max video resolution4K
- 4K max frame rate (full width)30 fps
- Screen articulationFully articulated
- Rear screen resolution1.04 M dots
- USB charging & power delivery✓
- Minimum operating temperature0 °C
Every spec
Red marks the better value in each row.
| Spec | Sony a7 IV | Nikon Z 30 |
|---|---|---|
| Overview | ||
| Release date | 2021-10 | Not published |
| Launch price | 2,499.99 USD | Not published |
| Lens mount | Sony E | Nikon Z |
| High resolution pixel-shift mode | No | Not published |
| Sensor & Image | ||
| Effective pixels | 33 MP | 20.9 MP |
| Sensor format | Full-frame | APS-C1 |
| Native ISO maximum | 51,200 ISO2 | 51,200 ISO3 |
| In-body image stabilization | 5.5 stops4 | Not published |
| Sensor readout speed | Not published | Not published |
| Sensor type | CMOS | CMOS |
| Aspect ratios | 3:2 | 3:2, 1:1, 16:95 |
| Lens & Autofocus | ||
| Continuous shooting (mechanical) | 10 fps6 | 11 fps7 |
| Continuous shooting (electronic) | 10 fps | Not published |
| Max mechanical shutter speed | 8,000 1/s | 4,000 1/s |
| Pre-burst capture duration | Not published | Not published |
| AF subject detection | Human, animal, bird | — |
| Video | ||
| Max video resolution | 4K | 4K |
| 4K max frame rate | 60 fps8 | 30 fps |
| Video codecs | H.264, HEVC | H.264 |
| 4K max frame rate (full width) | 30 fps9 | 30 fps |
| Raw video recording | None10 | Not published |
| Video bit depth | 10 bit | Not published |
| Log profile support | Yes | Not published |
| Video dynamic range (log) | 15 stops11 | Not published |
| Viewfinder & Screen | ||
| Viewfinder resolution | 3.69 M dots | 0 M dots12 |
| Viewfinder magnification | 0.78 x | Not published |
| Screen size | 2.95 in13 | 3 in |
| Screen articulation | Fully articulated | Fully articulated |
| Rear screen resolution | 1.04 M dots14 | 1.04 M dots |
| Handling & Power | ||
| Battery life | 580 shots15 | 330 shots16 |
| Memory card slots | 2 slots | 1 slots |
| Weather sealing | Dust and drip resistant17 | Not published |
| Weight | 658 g | 405 g |
| Width | 131.3 mm | 128 mm |
| Height | 96.4 mm | 73.5 mm |
| Depth | 69.7 mm18 | 59.5 mm |
| USB charging & power delivery | Yes19 | Yes20 |
| Minimum operating temperature | 0 °C | 0 °C |
| Headphone port | Yes | Not published |
| HDMI port type | Full-size | Mini |
Notes on 20 values — test conditions and caveats
- 1Nikon Z 30, Sensor format: DX format is Nikon's name for its APS-C-size sensor (23.5 x 15.7 mm).
- 2Sony a7 IV, Native ISO maximum: Native range tops out at ISO 51200; 50-204800 requires expanded ISO settings.
- 3Nikon Z 30, Native ISO maximum: Settings above ISO 51200 (102400, 204800) are expanded, not native.
- 4Sony a7 IV, In-body image stabilization: CIPA rating measured with the 50mm F1.4 ZA test lens attached.
- 5Nikon Z 30, Aspect ratios: Native DX ratio is 3:2; 1:1 and 16:9 are in-camera crop modes.
- 6Sony a7 IV, Continuous shooting (mechanical): 10 fps applies to compressed RAW/JPEG/HEIF; drops to 6 fps for lossless or uncompressed RAW.
- 7Nikon Z 30, Continuous shooting (mechanical): Nikon's in-house measured maximum; the rate is approximate.
- 8Sony a7 IV, 4K max frame rate: 4K 60p is only available in Super35mm crop; full-frame 4K tops out at 30p.
- 9Sony a7 IV, 4K max frame rate (full width): 4K 60p requires the Super35mm crop; full-width 4K is limited to 30p.
- 10Sony a7 IV, Raw video recording: No internal or external raw recording; HDMI output tops out at 10-bit 4:2:2.
- 11Sony a7 IV, Video dynamic range (log): Sony's claim for S-Log3 per internal tests; stated as 15+ stops.
- 12Nikon Z 30, Viewfinder resolution: The Z 30 has no electronic viewfinder; compose on the rear LCD.
- 13Sony a7 IV, Screen size: Sony rates the panel at 2.95in (3.0-type); most sources round to 3in.
- 14Sony a7 IV, Rear screen resolution: 1,036,800 dots; Sony's retail pages round this to 1.03 megadots.
- 15Sony a7 IV, Battery life: 580 shots per charge with the rear LCD; 520 with the EVF.
- 16Nikon Z 30, Battery life: Figure is for the EN-EL25 battery; shot count differs with EN-EL25a.
- 17Sony a7 IV, Weather sealing: Dust and moisture resistant but not IP-rated; Sony does not guarantee 100% sealing.
- 18Sony a7 IV, Depth: Sony lists 79.8mm total depth; 69.7mm is measured from front grip to rear monitor.
- 19Sony a7 IV, USB charging & power delivery: Charging and USB power delivery work only through the USB Type-C port.
- 20Nikon Z 30, USB charging & power delivery: In-camera USB charging/power needs Nikon's optional EH-7P or EH-8P adapter.
Sensor and Image Quality
The Sony a7 IV features a full-frame sensor compared to the APS-C sensor on the Nikon Z 30, which gives the Sony an advantage in low-light performance and background blur. The Sony also leads in detail with 33 megapixels against 20.9 megapixels.
Both cameras offer a maximum native ISO of 51,200. The Sony adds in-body image stabilization rated at 5.5 stops for steadier shots, whereas the Nikon does not publish an IS rating.
Video Capabilities
Filmmakers get advanced tools on the Sony a7 IV, including 10-bit color depth, log profile support, and a video dynamic range of 15 stops. It reaches 4K at 60 fps, though this higher frame rate requires a Super35mm crop.
The Nikon Z 30 caps its 4K video recording at 30 fps and relies on the H.264 codec. It lacks published details for log profiles, raw video, or bit depth.
Handling and Design
The Nikon Z 30 focuses on travel and portability, weighing only 405 g and measuring 59.5 mm in depth. It has a 3-inch fully articulated screen but lacks an electronic viewfinder entirely, requiring composition via the rear LCD.
The Sony a7 IV weighs 658 g and includes a high-resolution 3.69 M dot electronic viewfinder alongside its fully articulated screen. It also provides dual memory card slots and weather sealing for demanding shoots.
The Verdict
Buy the Sony a7 IV if you need a professional full-frame camera with advanced video tools and dual card slots. Buy the Nikon Z 30 if you want a lightweight, compact body for casual shooting and vlogging.
Where to buy
Sony a7 IV
Best for Professionals and advanced creators needing full-frame quality and dual card slots.
Nikon Z 30
Best for Travelers and vloggers wanting a lightweight and compact body.
FAQ
Does the Nikon Z 30 have an electronic viewfinder?
No, the Nikon Z 30 has no electronic viewfinder and relies entirely on the rear LCD for composition.
What is the maximum continuous shooting speed for the Sony a7 IV?
The Sony a7 IV reaches up to 10 fps in mechanical or electronic mode.
Can the Sony a7 IV charge via USB?
Yes, charging and USB power delivery work through the USB Type-C port.
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