Upgrade Guide
Sony RX100 IV→Sony Cyber-shot DSC-T700
Is it worth upgrading? Spec analysis, key improvements, and our verdict.
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Skip it
The Cyber-shot DSC-T700 offers little measurable spec improvement over the RX100 IV. Spend the money on glass instead.
Unchanged or similar
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Resolution10MP (down from 20MP — optimised for low light)
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StabilisationIBIS not present in new body
Suitability by genre
Base scores — computed from verified specs for an enthusiast shooting photo and video. The Upgrade Checker adjusts them for your skill level.
| Genre | RX100 IV | Cyber-shot DSC-T700 | |
|---|---|---|---|
| Portrait | -1.3 | ||
| Street | -1.0 | ||
| Travel | -0.6 | ||
| Wedding & Events | -1.1 | ||
| Filmmaking | — | ||
| Documentary | -1.3 | ||
| Landscape | -1.8 | ||
| Casual | +0.1 | ||
| Food | -1.2 | ||
| Macro | -0.9 | ||
| Architecture | -2.3 | ||
| Astrophotography | -1.3 | ||
| Fun & simple | — |
Full spec comparison
| Spec | RX100 IV | Cyber-shot DSC-T700 | |
|---|---|---|---|
| Price | £300 used | £28 used | |
| Released | 2015 | 2008 | ↓ |
| Sensor | 20.1MP 1-inch CMOS | 10.1MP CCD | |
| Resolution | 20MP | 10MP | ↓ |
| Video | 4K/30p (XAVC S), 1080p HFR up to 960fps, S-Log2 | VGA 640×480 30fps | |
| Autofocus | 25-point contrast-detect AF, Eye AF, Lock-on AF | Contrast-detect AF | |
| Stabilisation | Optical SteadyShot (in the lens), no IBIS | Optical SteadyShot | |
| Burst Rate | 16fps (5.5fps with AF) | 2fps (standard) | ↓ |
| Battery Life | ~280 shots (CIPA) | ~200 shots (CIPA) | ↓ |
| Weight | 298g (with battery and card) | 133g (with battery and card) | ↑ |
| Weather Sealed | Not weather sealed | Not weather sealed | |
| Viewfinder | Pop-up OLED EVF, 2.36M dots | None — touchscreen only | |
| Screen | 3.0" LCD, 1.23M dots, tilts 180° up | 3.5" touchscreen LCD, 921k dots | |
| Mount | Fixed Zeiss Vario-Sonnar T* 24-70mm f/1.8-2.8 | Fixed Carl Zeiss Vario-Tessar 35–140mm equiv. f/3.5–4.4 | |
| Memory Cards | Single SD / Memory Stick slot | Memory Stick Pro Duo / M2 |
Compare side-by-side
⚖️ Compare these cameras
See RX100 IV and Cyber-shot DSC-T700 next to each other with our interactive comparison tool.
Get a personalised upgrade score
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Tell us what you shoot and we'll score the Cyber-shot DSC-T700 against your specific genres — not just specs.
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