Best cameras for wildlife

The A7R VI has a 66.8MP stacked sensor, more resolution than the 50.1MP Sony A1 II, so a small bird in the corner of the frame can still become a full-size print. It pairs that with bursts up to 30 fps, subject detection that covers animals, birds and insects, and a measured readout of 13.5 ms for silent shooting. The 9.44M-dot, 0.9x viewfinder helps when judging focus on feathers, and 8.5 stops of stabilization steady handheld telephoto work. Battery life is rated at 710 shots, strong for a high-resolution body.

The trade-offs are file size and low-light headroom. Native ISO tops out at 32,000, and 66.8MP files fill cards and drives quickly. Its electronic shutter stops at 1/8000 s. Sony users who want a 1/32000 s electronic shutter and smaller files should look at the Sony A1 II, which still offers 50.1MP for cropping.

The A1 II combines a 50.1MP stacked sensor with bursts up to 30 fps, which gives both cropping room and speed for birds in flight. Its subject detection covers animals, birds and insects. The electronic shutter reaches 1/32000 s, useful for freezing wings in bright light with fast lenses. It shares the 9.44M-dot, 0.9x viewfinder of the A7R VI, has 8.5 stops of stabilization, and takes two CFexpress A or SD cards, so every burst can be backed up as it is shot.

Its measured readout of 16.5 ms is slower than the A7R VI's 13.5 ms, and its autofocus is rated only to -4 EV, less than the Canon EOS R5 II's -6.5 EV, which matters in deep shade at dawn. Battery life is rated at 520 shots. Sony users who value resolution above all should pick the Sony A7R VI. Those who can work with 33MP should look at the Sony A7 V, rated for 750 shots per charge.

The EOS R5 II gives Canon users a 45MP stacked sensor and bursts up to 30 fps, enough resolution to crop a distant subject and enough speed for take-offs. Autofocus detects animals and birds and is rated down to -6.5 EV, so it keeps working in dim forest light. Stabilization is rated at 8.5 stops, a real help with long lenses handheld. It records to one CFexpress B and one SD card, and the 5.76M-dot viewfinder is sharp enough to check eye focus. At 746 g it is much lighter than the Nikon Z8.

Its measured readout of 17.3 ms is slower than the Nikon Z8's 14.5 ms, so very fast wings can show slight skew with the electronic shutter. Battery life is rated at 540 shots. Canon shooters who value speed over pixels should consider the Canon EOS R6 III, which reaches 40 fps with a faster 14.3 ms measured readout.

The Z9 shares the Z8's 45.7MP stacked sensor, 30 fps bursts and electronic-only shutter, with a measured readout of 14.5 ms. Autofocus detects animals and birds and is rated to -9 EV. What sets it apart is endurance. Battery life is rated at 740 shots, more than twice the Z8's 340, and it records to two CFexpress B cards for fast, matched backup. That suits long sessions in a hide or on a safari vehicle, where changing batteries is awkward and missing a moment is costly.

The price of that endurance is size. At 1,340 g it is 430 g heavier than the Z8, and it adds real weight to a long-lens kit carried on foot. Stabilization is rated at 6 stops, and it is an older design than the Z8. Hikers and travelers who want the same sensor in a lighter body should pick the Nikon Z8.

The Z8 uses the same 45.7MP stacked sensor as the Nikon Z9 in a body that weighs 910 g instead of 1,340 g. It shoots bursts up to 30 fps and uses an electronic shutter only, with a measured readout of 14.5 ms, so there is no shutter sound to spook nervous animals. Autofocus detects animals and birds and is rated down to -9 EV, very good for dim light. Weather sealing and a CFexpress B plus SD card pair suit long days in the field.

Battery life is the weak point at a rated 340 shots, so plan on carrying spares. Stabilization is rated at 6 stops, less than the 8.5 stops of the Canon EOS R5 II and Sony A7R VI. Nikon users who want longer battery life and two CFexpress slots should choose the Nikon Z9. Those who want a lighter, faster-reading body should look at the Nikon Z6 III.

The EOS R6 III reaches 40 fps, a faster burst than the 30 fps Canon EOS R5 II, and its 32.5MP sensor leaves some room to crop. Autofocus detects animals and birds and is rated down to -6.5 EV. Its measured readout of 14.3 ms is quicker than the EOS R5 II's 17.3 ms. Stabilization is rated at 8.5 stops, it is weather sealed, and it records to a CFexpress B and an SD card. At 699 g it is lighter than the R5 II, which counts on long hikes with a big lens.

It does not use a stacked sensor, and 32.5MP gives less cropping room than the 45MP R5 II. The 3.69M-dot viewfinder is also a step down from the R5 II's 5.76M-dot finder. Canon users who often crop small birds should choose the Canon EOS R5 II. Sony users after a similar balance should look at the Sony A7 V.

The A7 V pairs a 33MP partially stacked sensor with bursts up to 30 fps and a measured readout of 14.5 ms. Its subject detection covers animals, birds and insects, the same list as Sony's higher-end bodies. Battery life is rated at 750 shots, more than the A7R VI's 710, and at 695 g it is lighter than the Canon EOS R6 III. Weather sealing and stabilization rated at 7.5 stops round out a body that is easy to carry all day with a long zoom.

Its autofocus is rated to -4 EV, less sensitive in very low light than the Canon EOS R6 III's -6.5 EV. The 3.69M-dot viewfinder is a step below the 9.44M-dot finders of the A7R VI and A1 II, and 33MP limits how hard you can crop. Sony users who crop heavily should choose the Sony A7R VI. Canon users looking for a similar balance should consider the Canon EOS R6 III.