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Comparisons

Sony a7 III vs a7 IV in 2026: is the older camera still worth buying?

Sony a7 IV full-frame camera
In this guide
  1. What’s different
  2. When the a7 III is the smart buy
  3. When to choose the a7 IV
  4. Either way

Short answer: the Sony a7 III is still worth buying in 2026 if you mainly take photos and want the cheapest dual-slot full-frame kit. Choose the a7 IV if you shoot serious video, want more resolution, or are buying a camera to keep for many years.

What’s different

Sony a7 III Sony a7 IV
Approx. price (Oct 2026) from ₹1.29 lakh with 28-70mm ₹1.82 lakh body
Sensor 24MP 33MP
Autofocus Eye AF, tracking Real-time tracking, better subject recognition
Video 4K 30p 8-bit 4K 60p (crop), 10-bit 4:2:2, S-Cinetone
Screen Tilting Fully articulating
Card slots 2 × SD CFexpress A / SD + SD
Battery NP-FZ100 NP-FZ100

When the a7 III is the smart buy

  • Your budget is about ₹1.3–1.6 lakh including lenses.
  • You shoot weddings and portraits as a photographer, not a filmmaker.
  • You’d rather own a Tamron 28-75mm f/2.8 G2 or an 85mm f/1.8 than a newer body.

When to choose the a7 IV

  • You deliver graded wedding films or YouTube content: 10-bit colour matters.
  • You crop heavily or print large: 33MP helps.
  • You vlog or shoot at odd angles: the flip-out screen helps.

Either way

Carry a spare NP-FZ100 and fast cards. Read best full-frame under ₹2 lakh and best wedding camera under ₹1.5 lakh.

Frequently asked questions

01Is the Sony a7 III still good in 2026?

Yes for photography and 8-bit 4K video. It focuses well, handles low light and has dual card slots. Its menus, screen and video colour depth are older than the a7 IV's.

02What are the main upgrades in the a7 IV?

33MP sensor, improved tracking autofocus, 10-bit 4:2:2 video with S-Cinetone, a flip-out screen, better menus and a CFexpress Type A / SD combo slot.

03Should I buy the a7 III and spend the difference on a lens?

If you mainly take photos, yes: an a7 III with a Tamron 28-75mm f/2.8 G2 beats an a7 IV with a slow kit lens in low light.

VB
Vattsal BhattBuying guides, Shree Sagar Sales

Vattsal Bhatt writes the buying guides for Shree Sagar Sales, the camera store in Paldi, Ahmedabad.

Still unsure? Message us on WhatsApp with your budget and what you shoot, or visit our Paldi store for a live demo.
In this guide

Gear we mentioned.

Sony Alpha a7 IV
Sony · MirrorlessIn stock

Sony Alpha a7 IV

33MP full-frame Exmor R BSI / BIONZ XR

₹1,81,990 – ₹1,99,990
Sony NP-FZ100 Battery
Sony · BatteriesIn stock

Sony NP-FZ100 Battery

2280 mAh, 7.2 V / a7 III/IV, a7C/a7C II, a6600/a6700, ZV-E10 II, FX30, FX3, a1, a9 II

₹7,490 – ₹8,990