Fujifilm X-M5 Low Light Settings: ISO, Shutter Speed, Noise

For low light on the Fujifilm X-M5, keep ISO inside the native range of 160 to 12,800, open your lens as wide as it goes, and keep your shutter fast enough for your hands, because the camera has no in-body stabilization to help with slow shutter speeds. When it gets really dark, use a stabilized lens or set the camera on something steady, and know that in Space.com's night sky shooting, noise was already visible when zooming in at ISO 2,000 to 2,500.

The three settings, in plain words

Low light is just a puzzle with three pieces. Once you see what each piece does, the X-M5 gets much easier to drive.

• Aperture is like the pupil of your eye. A wide opening (a small number like f/1.4) lets in lots of light. A narrow one (like f/5.6) lets in less.
• Shutter speed is like a door opening and closing. Leave it open longer and more light comes in, but anything that moves, including your hands, turns into blur.
• ISO is like a volume knob. Turn it up and a quiet picture gets louder, but you also hear more hiss.

If you want the longer version, the exposure triangle guide walks through how these three trade off.

On the X-M5, the front dial has a push-in function that lets it control aperture, ISO or film simulations. The rear dial handles exposure compensation and takes a firm push to turn, which PetaPixel liked because it stops the exposure from drifting by accident. The camera uses a regular mode dial layout rather than a separate shutter speed dial.

ISO limits on the X-M5

Native range and expanded range

The X-M5's native ISO range is 160 to 12,800, and you can expand it to 80 to 51,200. It uses a 26.1 megapixel X-Trans CMOS 4 sensor with backside illumination, driven by the X-Processor 5. Photography Blog points out that this is the same sensor as the more expensive X-S20, so the two give the same image quality.

Think of the native range as your everyday playground. The expanded settings are more like an emergency exit: useful when there is no other way to get the shot, but not where you want to live.

Where noise starts to show

Noise comes in two flavors. Luminance noise looks like fine sand. Color noise looks like little bits of colored confetti.

Space.com's reviewer shot the night sky at around ISO 2,000 to 2,500 and saw a fair amount of luminance noise when zooming into dark areas, plus color noise showing up as purple, red and green dots. At ISO 25,600, the stars were still visible, but that reviewer called the photo very noisy and largely unusable. Keep in mind that a black night sky is one of the hardest tests any camera can face.

Other reviewers came away happier. PetaPixel's reviewer said the 26 megapixel sensor handles low light and contrasty scenes beautifully. In Digital Camera World's lab comparison, the X-M5 delivered the cleanest images of its group by a wide margin.

So here is a gentle way to think about it. For a dim restaurant or a street at dusk, using the native range is fine. For very dark skies or deep shadows you plan to brighten later, keep ISO lower and get more light from your lens or a longer exposure on a steady support instead.

Dynamic range settings add noise

Dynamic range is how much detail the camera keeps from the darkest shadows to the brightest lights. The X-M5 has three dynamic range settings, 100%, 200% and 400%, plus an Auto option, and 100% is on by default. Fujifilm's spec sheet lists DR200% as needing ISO 320 or more and DR400% as needing ISO 640 or more.

Photography Blog explains that the higher settings pull more detail into shadows and highlights, with the side effect of more noise. In a dark scene where you are already fighting noise, DR100% is a good place to start. Try a higher setting only when bright things like street lamps are turning into blank white blobs.

No IBIS: what it means for your shutter speed

IBIS is a little shock absorber inside the camera that cancels out hand wobble. The X-M5 does not have it. Digital Camera World notes this limits how slow your shutter can go before hand shake creeps into your photos, and that recent Fujifilm models with IBIS have offered around 7.0 stops of compensation.

You are in good company. PetaPixel points out that the Sony a6400, Canon EOS R10 and Fujifilm X-T30 II also lack IBIS, and you have to step up to cameras like the Fujifilm X-S20 or Canon EOS R7 to get it.

Camera	In-body stabilization	Native ISO	Expanded ISO
Fujifilm X-M5	No, digital IS only	160 to 12,800	80 to 51,200
Fujifilm X-S20	Yes	160 to 12,800	80 to 51,200
Fujifilm X-E5	Yes	125 to 12,800	64 to 51,200

Use a stabilized lens

PetaPixel notes that the missing IBIS is not the end of the world, because many Fujifilm lenses have image stabilization built in. The X-M5 kit pairs it with the XC 15-45mm f/3.5-5.6 OIS PZ. OIS means the stabilizer lives inside the lens.

There is a trade-off. An f/3.5 to f/5.6 lens is like a small pupil, so it lets in less light than a lens that opens wider. In Space.com's review, moving from the kit lens to XF lenses with wider apertures brought out more star detail.

Use something steady for long exposures

Digital Camera World says the X-M5 will rely more on tripods, gimbals or grips because it lacks IBIS. The shutter button has a threaded cable release built in, a classic Fujifilm touch. The camera is also compatible with Fujifilm's TG-BT1 tripod grip.

No tripod with you? A wall, a railing or a bag on a table works. Then use the self-timer so your finger pressing the button doesn't shake the shot.

Find your own handheld limit

Everybody's hands are a little different. Take the same shot at a few shutter speeds, getting slower each time, then zoom in on the screen. The first one that looks soft tells you where your limit is today. A blurry frame here is not a failure. It is a free lesson about your own hands.

Example night settings from published reviews

Space.com published the settings for its X-M5 night sky photos. These make a handy starting point if you want to try stars yourself.

Subject	Lens	Aperture	Shutter	ISO
Orion and Sirius	XC 15-45mm f/3.5-5.6 OIS PZ	f/4.4	5 sec	2500
Big Dipper	XF 18mm f/1.4 R LM WR	f/1.4	4 sec	2000
Orion, Sirius and Jupiter	XF 18mm f/1.4 R LM WR	f/1.4	2 sec	2000
Beehive cluster	XF 18mm f/1.4 R LM WR	f/1.4	2 sec	4000
Orion Nebula	XF 16-55mm f/2.8 R LM WR II	f/2.8	2.5 sec	2500

Notice the pattern. The wide f/1.4 lens could use ISO 2,000, while the kit lens at f/4.4 needed a longer 5 second exposure and ISO 2,500. A wider pupil lets you keep the volume knob lower.

Shutter speed for video in low light

Video has an extra rule. Fujifilm's spec sheet says that for some settings you cannot choose a shutter speed slower than your frame rate. A frame rate is how many pictures per second the video is made of.

That gives you a simple tool. Each frame can only collect light for as long as the frame lasts, so a lower frame rate leaves room for a slower shutter and a brighter picture. The X-M5 records 6.2K open gate at up to 30p, 4K up to 60p and Full HD up to 240p. 4K at 60p also uses a 1.18x crop. A crop means the camera uses only the middle of the sensor, so your view gets a little tighter.

If your scene is dim and you don't need slow motion, a lower frame rate is usually the kinder choice.

Digital stabilization for walking shots

Fujifilm says its digital image stabilization helps with minor shake and with the movement of filming while walking. PetaPixel reports it adds a hefty 1.32x crop but gives a good measure of stability. Digital Camera World's reviewer found it worked pretty well but overcompensated, making footage look a bit rigid. PetaPixel's full review found that handheld shake still showed through even with digital stabilization on.

For dim walking shots, pairing a stabilized lens with digital stabilization, or using a gimbal, gives you the best chance. On a tripod you don't need it, and leaving it off keeps your full field of view.

Autofocus when the lights go down

Fujifilm says the X-M5's predictive focus gives high precision in low-contrast scenes. It can recognize faces, eyes, animals, birds, insects, cars and other vehicles. Digital Camera World lists hybrid AF with subject detection and up to 25 x 17 zones.

For photos, PetaPixel compared the X-M5 against the Canon EOS R10 and found the hit rate almost identical. Video is trickier: PetaPixel saw the camera sometimes shift focus to the background before finding the subject again, and while you can adjust settings to make tracking stickier, it stayed imperfect.

You can tap the touchscreen to set your focus point or use the joystick. In the dark, tap right on your subject, and pick a spot with some edge or contrast, like an eye or a bright collar, so the camera has something to grab.

Use the mechanical shutter for night stills

The X-M5 shoots 8 frames per second with its mechanical shutter and up to 20 with the electronic shutter. PetaPixel notes the mechanical shutter keeps all the dynamic range the sensor can deliver and avoids rolling shutter problems. For single photos at night, where you want every bit of shadow detail, the mechanical shutter is a sensible default.

How the X-M5 compares with Sony and Canon for noise

Digital Camera World compared the X-M5 in its lab with the Canon EOS R50, Nikon Z30 and Sony ZV-E10 II. The X-M5 delivered the cleanest images of that group by a wide margin, and the Z30 only matched it at very high ISOs thanks to a lower resolution sensor. The X-M5 and ZV-E10 II, both 26MP, also resolved the most fine detail.

For video focus, PetaPixel found the ZV-E10 II more consistent and suggested it may suit vlogging better. If you are weighing Sony options, the ZV-E10 II low light guide and the a6700 low light guide cover those cameras the same way.

A simple low light routine to practice

1. Open your lens to its widest aperture first. That is free light with no added noise.
2. Set the shutter as slow as your hands (or your tripod) can handle without blur.
3. Raise ISO last, and try to stay inside the native range.
4. Leave dynamic range on DR100% unless bright lights are blowing out.
5. For video, choose a lower frame rate when you don't need slow motion.
6. Zoom in on the screen after each test shot and adjust one setting at a time.

Every soft or grainy shot along the way tells you which piece of the puzzle to move next. For more setup help, the beginner Fujifilm settings guide covers the menus you'll touch most.