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Comparisons

Canon EOS R6 Mark III vs Sony a7 IV for weddings and video

Canon EOS R6 Mark III camera
In this guide
  1. Specs that matter
  2. The lens question decides most purchases
  3. When the R6 Mark III is worth it
  4. When the a7 IV is the smarter buy

Short answer: choose the Sony a7 IV for the best value and the cheapest professional lenses. Choose the Canon EOS R6 Mark III if you want the newest autofocus and video features, or you already own Canon lenses.

Specs that matter

Canon EOS R6 Mark III Sony a7 IV
Approx. price (body, Oct 2026) ₹2.44 lakh ₹1.82 lakh
Sensor 32.5MP full-frame 33MP full-frame
Video Up to 7K, 4K high frame rates 4K 60p (crop), 4K 30p oversampled, 10-bit 4:2:2
Autofocus AI subject detection Real-time tracking, eye AF
IBIS Yes Yes
Card slots Dual CFexpress A + SD
Launched November 2025 2021

The lens question decides most purchases

A typical wedding kit is a 24-70mm or 28-75mm f/2.8 plus an 85mm prime.

Over a full kit, Sony is usually ₹50,000–1,00,000 cheaper for equivalent fast lenses.

When the R6 Mark III is worth it

  • You deliver high-resolution wedding films and want 7K and the newest codecs.
  • You’re upgrading from Canon DSLRs: EF lenses adapt perfectly.
  • You want the latest AI tracking for fast-moving baraat and dance shots.

When the a7 IV is the smarter buy

  • You’re building a kit from scratch on a budget.
  • You want the widest lens choice, including Sigma and Tamron.
  • You plan to add a second body later (a7 IV prices are lower).

Read the wedding camera guide for the full kit. We have both in our Paldi store; bring your cards and test them under indoor light. EMI is available on credit cards, and we ship across India.

Frequently asked questions

01Which is better for wedding photography, Canon R6 Mark III or Sony a7 IV?

Both handle Indian weddings well. The R6 Mark III has newer autofocus and video features; the a7 IV costs less and has cheaper fast lenses. If you already own Canon EF lenses, the R6 Mark III with an adapter is a natural upgrade.

02Can I use third-party lenses on the Canon R6 Mark III?

Canon limits third-party full-frame RF autofocus lenses, so most fast zooms will be Canon's own. Sony E-mount has a wide choice of Sigma and Tamron full-frame lenses.

03Which has better video?

The R6 Mark III, with higher resolution recording (up to 7K) and newer codecs. The a7 IV's 4K 10-bit 4:2:2 is still a professional standard for wedding films.

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.

Canon EOS R6 Mark III New
Canon · MirrorlessIn stock

Canon EOS R6 Mark III

32.5MP full-frame CMOS / Up to 7K, 4K high frame rates

₹2,43,995 – ₹2,71,995
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