Canon places a zoom lens on its G1 X Mark III APS-C compact digital camera

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Not the prettiest digital camera we have seen.


Whereas the Leica X Vario had the excellence of being the primary APS-C (22.three x 14.9 mm) compact with a zoom lens when it got here out in 2013 — they normally have fastened focal lengths — nobody has adopted in Leica’s wake with a extra inexpensive mannequin till now. There are good causes for that, as we noticed with the X Vario and with the specs for the PowerShot G1 X Mark III attest.

It incorporates the identical larger-than-most APS-C sensor because the mirrorless EOS M5, a 24-megapixel Twin Pixel CMOS, which implies the digital camera additionally will get quick phase-detection autofocus as an alternative of gradual contrast-detection.

It is costly…

When it ships in November, the G1 X M3 will value $1,300 (£1,150; Canon Australia would not present an RRP, however instantly transformed it is about AU$1,770). That is much more costly than a typical flagship compact. However needless to say placing a set zoom lens on a much bigger sensor with out making a concomitantly huge digital camera is dearer proposition.

As a refresher, the bigger the sensor, the farther from it a given focal-length lens must be with a view to cowl the sensor totally, and longer focal lengths have to farther away than shorter ones for a similar motive. For a wide range of different technical causes, the widest aperture measurement additionally decreases because the focal size will get longer, and smaller apertures are undesirable as a result of they let in much less mild and reduce the quantity of background defocus you may get when the topic and background are shut to one another.

That is why most APS-C compacts just like the equally priced Fujifilm X100F have a wide-angle, wide-aperture fastened lens, and why superior compacts with zoom lenses typically have smaller sensors.

…with a gradual lens, icky design and lacking options…

The standard digital camera producer’s assumption is that should you’re sufficient to pay extra for a much bigger sensor, you are discerning sufficient to need a quick lens. (Comparatively narrow-aperture lenses are known as “gradual.”)

The G3 X M3’s closest competitor in spirit is the old-but-still-kicking Panasonic LX100, with its barely smaller 17.three x 13mm 4 Thirds sensor, however which has a considerably sooner 24-75mm f1.7-2.Eight zoom lens and which currrently prices about half the Canon’s worth.

Canon’s 24-72mm lens’ f2.Eight-5.6 aperture vary implies that at 72mm the LX100’s is a full two stops wider — that is a 4x distinction within the quantity of sunshine that reaches the sensor. While you keep in mind the presumably bigger pixels on the larger Canon sensor, that works out to a smaller distinction, however I extremely doubt the sensor is 2 stops extra delicate; Canon’s sensors simply aren’t that good.  Then again, the depth-of-field trade-off behind the topic between the 2 is about 6 inches/15cm in a typical shot from 10 ft/three m away at 50mm, assuming the PowerShot hits f4 at 50mm. (In different phrases, a comparatively trivial distinction with respect to helpful background defocus.)

And whereas f2.Eight at 24mm sounds nice — and it’s — you do not usually shoot portraits or different sorts of pictures the place background defocus is essential with a wide-angle lens due to distortion. You want the quick aperture at about 35mm-equivalent and longer, the place the Canon has seemingly already hit f4 or extra. Plus, its minimal focus distance is four inches/10 cm, farther than the standard 2 in/5 cm.

Relative sensor sizes.

Nevertheless, so long as you do not care about fashionable options or 4K video, the picture high quality needs to be considerably higher than a digital camera with a 1-inch sensor and a quick lens, just like the Sony RX100 V.

Canon has dropped the G1 X’s authentic physique design in favor of the G5 X Mark II’s, with the purposeful however oddly wartlike entrance dial. On the within, it is the EOS M5 mirrorless, and equally lacks a number of the similar capabilities, corresponding to 4K video; it is sort of unhappy that Canon’s touting that that is the primary of its PowerShots to incorporate a panorama mode.

On the upside, it does have the identical 7fps (with autofocus and autoexposure) continuous-shooting pace and good digital viewfinder because the M5, plus it ought to have the Twin Pixel CMOS’ typically glorious autofocus. And it has what many M5 customers have been clamoring for: a extra dust-and-weather resistant physique, although it is solely “drip” resistant. Canon will provide a water-resistant housing for the digital camera, which it by no means supplied for it is APS-C dSLRs or mirrorless fashions.

…and it makes full sense 

The lesson we have all realized concerning the majority of shopper interchangeable-lens patrons is that they not often interchange. They use no matter equipment lens got here with the digital camera, normally an 18-55mm f3.5-5.6 or a equally gradual all-in-one zoom (ranges differ), principally turning a dSLR or mirrorless into an oversize compact. So, from that perspective, this digital camera makes full sense. 

Plus, Canon lags behind the remainder of the world with its overpriced mirrorless fashions. So why not take all of the essential stuff from the M5 mirrorless, stick it within the barely extra M5 customers have been clamoring for, stick a set lens on it and provide it for a similar worth? (An artificially comparable worth, since Canon solely affords an 18-250mm f3.5-6.three lens equipment for the M5; it will be so much cheaper with a comparable 18-55mm zoom.)

Nevertheless, I’m not an enormous fan of the Twin Pixel CMOS’ picture high quality, so the transfer to APS-C versus Panasonic’s considerably smaller however glorious sensor or Sony’s 1-inch-RX sequence powerhouses, would not do a lot for me on this context, particularly given the gradual lens and unimpressive function set. And do not forget the meh 200-shot battery life!


Canon PowerShot G1 X Mark III

Sensor efficient decision

24.2MP Twin Pixel CMOS

Sensor measurement

22.three x 14.9 mm

Focal-length multiplier




Sensitivity vary

ISO 100 – ISO 25600

Lens (35mm equal)




Closest focus

four in/10 cm

Burst capturing


29 JPEG/n/a

(9fps with publicity and focus fastened on first body)


(magazine/ efficient magazine)


zero.four in/10mm

2.4m dots

100% protection

Scorching shoe



On-pixel phase-detection

AF sensitivity


Shutter pace

half,000 to 30 secs; bulb



Metering sensitivity


Finest video

H.264 QuickTime MOV

1080/60p, 30p, 24p



Guide aperture and shutter in video


Most best-quality recording time

9:59 minutes

Optical zoom whereas recording


Clear HDMI out





three in/7.5 cm

Articulated touchscreen 

1.04m dots

Reminiscence slots

1 x SDXC

Wi-fi connection

Wi-Fi, NFC, Bluetooth



Wi-fi flash


Battery life (CIPA ranking)

200 pictures

(1,250 mAh)

Measurement (WHD)

four.5 x three.1 x in

116 x 78 x 51 mm

Physique working weight

14.1 (est.) 

399 g (est.)

Mfr. worth



Launch date

November 2017

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