Sony Tests 16MP Sensor for 4K 240fps
💡240fps 4K sensors supercharge high-quality video data for AI CV/video models training.
⚡ 30-Second TL;DR
What Changed
16MP partially stacked CMOS with 240fps readout
Why It Matters
Elevates pro video capabilities for slow-motion, aiding content creators and high-quality video datasets for AI training. Could shift market from high-res to high-speed sensors.
What To Do Next
Capture 4K 240fps test footage with Sony prototypes for augmenting motion-heavy computer vision datasets.
Key Points
- •16MP partially stacked CMOS with 240fps readout
- •Near-5K oversampling for 4K 240fps video
- •7.2μm pixels boost low-light quality
- •Targets FX3 II in Q2 2026, A7S IV late 2026
- •Supports PDAF, IBIS, DCG-HDR
🧠 Deep Insight
Background and context from public sources — not the original article. 8 sources cited.
🔑 Enhanced Key Takeaways
- •Sony is developing a 16MP full-frame partially stacked CMOS sensor with 240fps readout speed, doubling the 120fps of the Sony A7V, enabling near-5K oversampled 4K at 240fps[1][2][3][7]
- •Sensor features 7.2μm pixels for improved low-light performance, full-pixel dual-point PDAF at 120fps, active IBIS with minimal crop, and built-in DCG-HDR from Sony mobile sensors[1][2][3]
- •Targeted for FX3 II (Q2 2026) and A7S IV (late 2026), replacing earlier 33MP sensor rumors for FX3 II which were deemed likely fake[1][3]
- •Partially stacked design offers faster readout than standard BSI CMOS but lower cost and power than fully stacked, reducing rolling shutter and heat for high-frame-rate video[1][2][3]
- •Provides advantages like superior 4K sharpness from 5K oversampling, enhanced dynamic range, and run-and-gun stabilization without gimbals[1][3]
📊 Competitor Analysis▸ Show
| Feature | Sony 16MP Sensor (Rumored) | Canon R5 II | Nikon Z8 | Sony A1 II |
|---|---|---|---|---|
| Resolution | 16MP full-frame | 45MP | 45.7MP | 50.1MP |
| Max Video FPS (4K) | 240fps oversampled | 120fps | 120fps | 120fps |
| Readout Speed | 240fps | Fast stacked | Fast stacked | 30fps (global) |
| Stabilization | Active IBIS (minimal crop) | 8.5 stops IBIS | 6 stops IBIS | 8.5 stops IBIS |
| HDR | DCG-HDR | Canon Log 3 | N-Log | S-Log3 |
| Pricing | TBD (FX3 II ~$4K est.) | $3,899 | $3,997 | $6,500 |
*Note: Competitor benchmarks from 2025 reviews; Sony rumors unconfirmed[1][3][5]
🛠️ Technical Deep Dive
- Sensor Type: Partially stacked CMOS (Exmor RS-like), full-frame 16MP with ~7.2μm pixel size for better low-light vs higher-res sensors[1][3]
- Readout: 240fps full-frame theoretical max (sensor-level), 120fps with PDAF; reduces rolling shutter for high-speed video[1][2][3][7]
- Video: Near-5K raw readout oversampled to 4K 240fps; supports active stabilization, DCG-HDR (Dual Conversion Gain) for extended dynamic range in stills/video[1][2][3]
- AF/Stab: Full-pixel 2-point PDAF at 120fps; IBIS with low crop factor for handheld high-fps shooting[1][3][7]
- Advantages: Lower heat/power than fully stacked, efficient for 4K/5K without 8K overhead; from mobile sensor tech adaptation[2][3]
🔮 Future ImplicationsAI analysis grounded in cited sources
This sensor could enable affordable pro-grade 4K 240fps/HDR video in compact bodies like FX3 II, challenging Canon/Nikon in hybrid cinema market by prioritizing speed/low-light over resolution. May shift industry toward partially stacked for cost-effective high-fps, but paywall risks could frustrate creators[1][3]
⏳ Timeline
📎 Sources (8)
Factual claims are grounded in the sources below. Forward-looking analysis is AI-generated interpretation.
- thenewcamera.com — Sony 16mp Partially Stacked Sensor in Fx3 Ii and A7s Iv Latest Sony Rumors February 2026
- youtube.com — Watch
- digitalcameraworld.com — No 33mp Partially Stacked Sensor for the Sony Fx3 Ii New 16mp Rumors Emerge
- youtube.com — Watch
- tomsguide.com — Best Cameras,review 2196
- youtube.com — Watch
- sonyalpharumors.com — First Rumored Specs of a New Sony 16 Megapixel Partially Stacked Sensor for the New Sony Fx3ii and A7siv
- 4vision.cn — P View
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