I’ve been writing và reviewing công nghệ for aryannations88.com và other Ziff Davis publications since 2005, và I’ve been full-time on staff since 2011. For six years, I was the editor-in-chief of ExtremeTech. I’ve been on CNBC và NPR"s All Things Considered talking tech, plus dozens of radio stations around the country. I’ve also written for two dozen other publications, including Popular ScienceConsumer ReportsComputer power UserPC Today, Electronic MusicianSound & Vision, & CNET. I"ve written five books about retro gaming and computing:

Images, và the devices that capture them, are my focus. I"ve covered cameras at aryannations88.com for the past 10 years, which has given me a front row seat for the DSLR khổng lồ mirrorless transition, the điện thoại cảm ứng camera revolution, và the mainstream adoption of drones for aerial imaging. You can find me on Instagram





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The Bottom Line

Sony brings some welcome innovation to apk camera phones with the Xperia Z1s, a potent, waterproof mã sản phẩm that nonetheless falls just short of greatness.

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Poor điện thoại tư vấn quality. Display isn't particularly vivid. A bit large và heavy. Uneven camera performance.
Sony is ratcheting up thecamera phone wars with the Android-powered Xperia Z1s ($528direct). Available exclusively on T-Mobile, the Xperia Z1s is a waterproof điện thoại thông minh with a 5-inch 1080p display, just lượt thích its predecessor, the Xperia Z. TheZ1s has an upgraded 20.7-megapixel camera with fun lens effects, a much larger battery, and a faster processor. The camera still isn"t as good as it needs to be, & there are some other minor issues, butthe Z1s isan excellent choice if you want a speedy phone for multimedia or gaming that you can get wet.

Design, Display, and ConnectivityThe Xperia Z1s measures 5.74 by 2.79 by 0.31 inches (HWD) and weighs 5.71 ounces, which makes it noticeablylarger and heavier than the 5.1-ounce Xperia Z. It"s still quite attractive, though. The handset hasglass front and back panels, with an IP58-rated waterproof coating that also supports finger tracking underwater, và a smoked silver & black plastic band wrapped around the edges. Covered charger and microSD memory thẻ slot ports sit on the left side, along with a center-mounted docking port. The bottom edge houses the speakerphone and mic behind a long rectangular grille. On theright, there"s acovered SIM card slot, a circular silver power button, a volume rocker, và a camera shutter button, while the 3.5mm headphone jack is on the vị trí cao nhất edge.

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The 5-inch, 1080p Triluminos display looks sharp at a very tight 441ppi, but not particularly vivid or bright. It"s a bit of a letdown coming from a Samsung Galaxy S4"s AMOLED display, or the super-bright smartphone htc One. There"s a prominent bezel at the top and bottom, with a much thinner one on either side of the display; this explains why the phone is unusually tall given the display size. Typing on the on-screen keyboard is easy in portrait mode.

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The Xperia Z1s supports LTE and HSPA+ 42. Its LTE modem is Category 4, so it handles the maximum speeds of T-Mobile"s upcoming 20+20 LTE network. You also get802.11a/b/g/n/ac Wi-Fi on the 2.4GHz & 5GHz bands, NFC, và Bluetooth 4.0. In a series of tốc độ tests, the Xperia Z1s averaged 12 lớn 14Mbps down & 7 to lớn 15Mbps up in midtown Manhattan on T-Mobile"s rapidly expanding 4G LTE network. The Xperia Z1s also works as a wireless hotspot with the appropriate data plan.