Preliminary figures from Gartner indicated that PC shipments last year tallied 269.7 million units in a 6.2 per cent decline from the previous year.
Internation Data Corporation pegged the number of machines shipped last year at 260 million, calculating a 5.7 per cent drop from the previous year.
"Stagnation in the (personal computer) market continued into the fourth quarter of 2016 as holiday sales were generally weak due to the fundamental change in PC buying behavior," Gartner principal analyst Mikako Kitagawa said in a release yesterday.
While there has been growth in sales of innovative new machines such as hybrid laptops with removable "tablet" screens, the demand was not enough to offset a drop in sales of traditional models, Gartner found.
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Another factor was that people are putting off replacing desk or laptop computers because they use them infrequently, opting instead to go online with smartphones, according to Kitagawa.
Despite market stagnation, she saw potential the PCs in business and gaming.
IDC analysts interpreted the latest figures as indicating PC growth that was beginning to stabilise as pressure on the market from smartphones and tablets eased.
"The contraction in traditional PC shipments experienced over the past five years finally appears to be giving way as users move to update systems."
China-based Lenovo remained the leader in the global PC market, followed by US firms HP and Dell. All three increased their share of the market in the final quarter of last year, according to both industry trackers.