A look at how selected makers of phones and other consumer-electronic gadgets are faring.

April 19: . says it shipped 1.4 million during the first three months of the year, about half of the 2.7 million shipped a year earlier.

. says sales of smartphones dropped to 12 million in the first quarter, from 24 million a year earlier, while volume sales of cellphones fell to 83 million from 108 million a year earlier.

April 24: Apple Inc. says it sold 35 million iPhones in the quarter, almost twice as many as it sold a year ago and above analyst expectations. IPad sales came in below , at 11.8 million units. But that was still two and a half times as many as it sold in the same quarter a year ago. Mac sales were also slightly below expectations, at 4 million. That was 7 percent more than a year ago. Apple sold 7.7 million , down 15 percent from a year earlier.

AT&T Inc. says it activated 4.3 million iPhones in the first quarter. That was down from 7.6 million in the fourth quarter, when AT&T began selling the 4S. However, the number was still up from the 3.6 million iPhones AT&T sold in the same quarter a year ago.

HTC Corp. reports a drop in first-quarter earnings and revenue as it faces competition from and Samsung, but it expects revenue to rise in the current quarter with its "HTC One" series phone that offers users a better camera and music experience in addition to a sleek design. HTC says its biggest challenges had been the iPhone 4S's launch late last year. It expects to win back some of the U.S. market and expand its markets in Europe and Asia. HTC doesn't disclose the number of devices it sold, citing competitive reasons.

April 25: TomTom says it sold 1.4 million personal-navigation devices in North America, down from 2.1 million a year ago. In Europe, it sold 2 million, down from 2.4 million. TomTom says overall market share was relatively flat at 46 percent in Europe and 24 percent in North America.

April 26: Nintendo Co. says it sold 9.8 million Wii machines over the fiscal year that just ended, fewer than the 15 million it had sold the previous fiscal year, and below its initial hopes of selling 13 million machines. It remained optimistic for the fiscal year through March 2013, and forecast sales of 10.5 million Wii machines. The Wii U, which will have a touch-screen controller, comes out this year.

April 27: Samsung Electronics Co., maker of the Galaxy line of phones and tablet computers, doesn't disclose the number of smartphones it sells. It reports significant sales growth of high-end smartphones in developing markets including China, a key battlefield for mobile phone makers. It got more than 70 percent of its operating profit from mobile businesses in the first quarter.

May 2: Motorola Mobility Holdings Inc. says it shipped 8.9 million mobile devices in the first quarter, including 5.1 million smartphones. A year ago, it shipped 9.3 million mobile devices, including 4.1 million smartphones

May 3: Garmin Ltd. says it sold 2.7 million units in the , up 7 percent from a year earlier. It also says it has sold more than 100 million devices since its founding in 1989, after hitting 1 million in 1997 and 25 million in 2007.

May 10: Sony Corp. says it sold 1.9 million PlayStation 3 units, down slightly from 2.1 million a year earlier. Sales of the PlayStation Portable declined to 900,000, from 1.7 million a year earlier.

May 23: Hewlett-Packard Co. says unit shipments in its PC division fell 1 percent, but the decline was offset by an increase in average selling price.

Lenovo Group Ltd. says PC shipments grew 44 percent in the latest quarter. Shipments in China grew about 23 percent, while other emerging markets saw 50 percent growth and mature markets had an 81 percent increase in the quarter.

Thursday: Research in Motion Ltd. says it shipped 7.8 million BlackBerry smartphones in the quarter that ended June 2, down 41 percent from 13.2 million a year earlier.

A comparison of smartphone and tablet shipments

On Thursday, Research in Motion Ltd. released details on the number of BlackBerry smartphones and tablet computers shipped in the latest quarter.

Here's a comparison with Apple Inc. for recent quarters:

RESEARCH IN MOTION:

Quarter ending June 2, 2012: 7.8 million BlackBerry smartphones, 260,000 PlayBook tablets

Quarter ending March 3, 2012: 11.1 million BlackBerry smartphones, 500,000 PlayBook tablets

Quarter ending Nov. 26, 2011: 14.1 million BlackBerry smartphones, 150,000 PlayBook tablets

Quarter ending Aug. 27, 2011: 10.6 million BlackBerry smartphones, 200,000 PlayBook tablets

Quarter ending May 28, 2011: 13.2 million BlackBerry smartphones, 500,000 PlayBook tablets

APPLE:

Quarter ending March 31, 2012: 35.1 million iPhones, 11.8 million iPads

Quarter ending Dec. 31, 2011: 37 million iPhones, 15.4 million iPads

Quarter ending Sept. 24, 2011: 17.1 million iPhones, 11.1 million iPads

Quarter ending June 25, 2011: 20.3 million iPhones, 9.25 million iPads

Quarter ending March 26, 2011: 18.65 million iPhones, 4.7 million iPads

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