Panasonic LUMIX G Vario H-FS35100K 35-100mm

The Panasonic 35-100mm f/4-5.6 is a tiny, sharp, and stabilized telephoto zoom that's perfect for travel in good light. Its build quality and stabilization are top-notch for the price, but the slow aperture kills any low-light ambition. If portability is your priority, this is one of the best values in the Micro Four Thirds system.

Sharpness is genuinely impressive for a lens this tiny and affordable. In our database, it lands in the 73rd percentile for optical quality, which means it punches above its weight class. The stepping AF motor is quick and silent for stills, though it can hunt a bit when you're trying to focus close. Stabilization is a standout feature here, ranking in the 82nd percentile and saving your shots when you're handholding at the long end. The big asterisk is the aperture. At f/4-5.6, this thing craves daylight. Once the sun goes down or you move indoors, you'll be cranking ISO or reaching for a faster prime. Bokeh is also a weak spot, sitting near the bottom of the charts at the 13th percentile, so don't expect creamy backgrounds.

Stacked against the Sigma 18-50mm f/2.8 or Tamron 17-70mm f/2.8, the Panasonic gives up a lot of light-gathering ability. Those constant f/2.8 zooms are in a different league for low light and bokeh, but they're also much bigger and heavier. The Sony E 18-135mm f/3.5-5.6 OSS is a closer rival in spirit, offering more range but on a larger APS-C system. The Panasonic's real trick is size. On a tiny body like a GM5 or GX85, this lens creates a pocketable telephoto setup that none of those competitors can match. You're trading aperture for portability, and for the right person, that's a trade worth making.

Pricing on this lens is all over the map, with a wild spread from $398 to over $57,000 across vendors. Obviously, ignore the crazy high listings. At the $400 mark, this is a fantastic value for a stabilized telephoto zoom. It's not going to win any low-light awards, but for a daylight travel kit, the performance-per-dollar is hard to beat. If you can snag it closer to the $400 end, you're getting a steal.

The Panasonic 35-100mm f/4-5.6 is the lens you buy when you're tired of lugging around heavy gear. It's absurdly small, weighs next to nothing at 135g, and gives you a 70-200mm equivalent reach on Micro Four Thirds bodies. For travel and everyday shooting, it's a no-brainer that slides into a jacket pocket without a second thought. The optical formula includes one aspherical and two ED elements, which do a solid job keeping things sharp and color fringing under control. And yes, it has MEGA O.I.S. stabilization built in, which helps a lot when the light starts to dip. Just don't expect miracles from the slow f/4-5.6 aperture, because physics is still a thing.

Skip this lens if you frequently shoot in dimly lit venues, need to blur backgrounds for portraits, or want to get close to small subjects. The slow aperture, mediocre bokeh, and long 900mm minimum focus distance will frustrate you. Look at a used Panasonic 35-100mm f/2.8 or a fast prime instead.

This lens is for the Micro Four Thirds shooter who values portability above all else. If you want a telephoto zoom that disappears into your bag and pairs perfectly with a small pancake or kit zoom, this is it. The image quality is a pleasant surprise and the stabilization is a lifesaver. Just know its limits: it's a daylight lens through and through. If you shoot a lot in dim conditions or crave shallow depth of field, you'll outgrow this glass fast.