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A mirrorless camera swaps mirror and optical viewfinder for an electronic one, which keeps bodies smaller. Sensor size, lens system and price decide the choice.

This guide is built from Amazon product listings and maker specs, not our own testing, so confirm kit contents, compatibility and current price on each product page.

Prices are approximate US dollar conversions of what Amazon showed on October 31, 2026.

Last updated: October 31, 2026.

Quick Picks

Product Type Best for
Canon EOS R100 (RF-S 18-45mm kit) APS-C entry mirrorless kit First interchangeable-lens camera
Sony Alpha a6100 (body) APS-C mirrorless body Budget Sony with 24MP APS-C
OM SYSTEM OM-5 Mark II (body) Micro Four Thirds mirrorless Weather-sealed and compact
Fujifilm X-T50 APS-C mirrorless Mid-range Fujifilm
Canon EOS R8 (body) Full-frame mirrorless body Lower-priced full frame
Panasonic Lumix S5 II (body) Full-frame mirrorless body Hybrid Lumix full frame
Sony a7 IV (body) Full-frame 33MP mirrorless body All-round full frame

Our Picks

1. Canon EOS R100 (RF-S 18-45mm kit)

A Canon EOS R100 mirrorless camera sold with the RF-S18-45mm F4.5-6.3 IS STM lens, per the listing. It was shown at about $549 on Amazon.com on October 31, 2026.

Good for: First interchangeable-lens camera. Watch out: entry-level feature set.

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2. Sony Alpha a6100 (body)

A Sony Alpha a6100 mirrorless camera with a 24MP APS-C sensor, per the listing. It was shown at about $848 on Amazon.com on October 31, 2026.

Good for: Budget Sony with 24MP APS-C. Watch out: older model.

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3. OM SYSTEM OM-5 Mark II (body)

An OM SYSTEM OM-5 Mark II body, described as compact, lightweight, weather sealed with 4K video, per the listing. It was shown at about $1050 on Amazon.com on October 31, 2026.

Good for: Weather-sealed and compact. Watch out: Micro Four Thirds sensor.

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4. Fujifilm X-T50

A Fujifilm X-T50 mirrorless camera, per the listing. It was shown at about $1154 on Amazon.com on October 31, 2026.

Good for: Mid-range Fujifilm. Watch out: check what is included.

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5. Canon EOS R8 (body)

A Canon EOS R8 full-frame mirrorless camera, body only, per the listing. It was shown at about $1399 on Amazon.com on October 31, 2026.

Good for: Lower-priced full frame. Watch out: body only.

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6. Panasonic Lumix S5 II (body)

A Panasonic Lumix S5 II mirrorless camera, body only, per the listing. It was shown at about $1393 on Amazon.com on October 31, 2026.

Good for: Hybrid Lumix full frame. Watch out: body only.

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7. Sony a7 IV (body)

A Sony a7 IV full-frame mirrorless 33MP interchangeable-lens camera, body only, per the listing. It was shown at about $1998 on Amazon.com on October 31, 2026.

Good for: All-round full frame. Watch out: body only.

Check on Amazon

How to Choose

Sensor size

Full frame is larger than APS-C and Micro Four Thirds. See our buying guide and full frame vs APS-C.

Lens system

Each brand uses its own mount, so lenses matter as much as the body.

Budget

Remember to add a lens, memory card and bag.

Frequently Asked Questions

What is the best mirrorless camera?

It depends on budget and use. See Quick Picks.

Cheapest here?

Canon EOS R100 kit.

Full frame on a budget?

Canon EOS R8 or Sony a7 III.

Bottom Line

For a first camera, the Canon EOS R100. For full frame value, the Canon EOS R8 or Panasonic Lumix S5 II.

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