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Sony ILCE-7M4K/B Alpha 7 IV Mirrorless Camera Review & Specs

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Sony Alpha 7 IV Full-Frame Mirrorless Camera (Body + 28-70mm)

Sony Alpha 7 IV Full-Frame Mirrorless Camera (Body + 28-70mm)

Model: ILCE7M4KB
★★★★★ 4.7 (2,341 reviews)
From $2,498

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🏆 VersusNest Verdict

The Sony Alpha 7 IV is the ultimate hybrid mirrorless camera for both photographers and videographers. Its 33MP BSI CMOS sensor, 4K/60p video, and real-time tracking AF make it the most versatile full-frame camera in its price range.

Full Specifications

Specification Details
Model ILCE-7M4K/B
Sensor 33MP BSI CMOS Full-Frame
ISO Range 100–51,200 (expandable 50–204,800)
AF Points 759 phase-detect points, 92% coverage
Burst Speed 10 fps mechanical, 12 fps electronic
Video 4K/60p (Super 35), 4K/30p (full-frame), 10-bit 4:2:2
Stabilization 5-axis in-body (5.5 stops)
Viewfinder OLED, 3.69M dots, 0.78x magnification
LCD 3.0″ vari-angle touchscreen
Battery Life 610 shots per charge
Memory Dual card slots (CFexpress A + SD)
Connectivity Wi-Fi 6 (802.11ax), Bluetooth 5.0, USB-C
Weight 658g with battery + card

Pros & Cons

✅ Pros

  • 33MP sensor with excellent dynamic range
  • 4K/60p video capability
  • Excellent real-time tracking AF
  • 5.5-stop IBIS
  • Dual card slots (CFexpress A + SD)

❌ Cons

  • 4K/60p crop (Super 35 only)
  • No stacked sensor (slower readout)
  • Expensive body price
  • Menu system complex for beginners

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