The full frame mirrorless camera market has gotten crowded, and it's gotten crowded quickly. Within the last twelve months, the market has expanded from Sony's

Stunning, best-in-class viewfinder ; Excellent detail, even with 'kit' lens ; Superb build quality ; Very effective image stabilization ; Great noise control at high ISOs ; Buffer depth surprisingly good

Heavy and large body ; AF system behind competition ; Eyecup can get in the way of LCD ; Some awkward controls ; No real size/weight advantage over DSLR ; Battery life not great

The Panasonic Lumix S1R is blessed with an effective image stabilization system, a cracking EVF and a solid build, while its image and video quality also impress. The AF system is behind its peers, however, and the camera doesn't really exhibit any...

Panasonic's first attempt at a 35mm full-frame mirrorless camera is an impressive one, offering a long list of mouth-watering features, superb image quality, and great handling. The S1R is definitely a serious contender to the Sony A7R III and Nikon Z7.

Excellent high-resolution image quality; Good high ISO performance; Very fast single-shot autofocus; 4K 60p video; IBIS; Weather-sealing & comfortable ergonomics.

Contrast-detect AF system can struggle with fast-moving subjects; Burst shooting with C-AF is only 6fps; Sluggish buffer clearing; 4K video limited to 15min; Big & heavy; Expensive.

Panasonic jumps into the fray with their first full-frame mirrorless camera, and the results are very impressive. The new Panasonic S1R is a powerful, DSLR-styled mirrorless camera with a fantastic, high-res 47MP full-frame sensor, built-in IBIS, 4Kp60...

Superb resolution ; 4K video at 60/50p ; Dual image stabilization ; Solid handling ; Twin card slots/formats

More expensive than rivals ; 360/340-shot battery life ; Regular S1 better for video

The Panasonic S1R, or Lumix S1R to give it its full title, is big, hefty and solid and feels like it means business. It handles well and produces excellent image quality – and offers 60p 4K video, too. It's entering a full frame mirrorless camera...

The Panasonic Lumix S1R offers a high-resolution 47mp full-frame sensor, and as part of the L-Mount alliance offers a range of lenses, from Panasonic, Leica, and Sigma. Unlike Canon and Nikon’s mirrorless systems, you don’t have to wait for one brand...