Worldwide Quarterly PC Tracker
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IDC's Worldwide Quarterly PC Tracker® fills the growing demand for detailed, timely, and accurate information on the global PC market. It provides insightful analysis, quarterly market share data, and a five-year forecast by country. The core of the product is a comprehensive electronic database detailing changes and trends in the highly competitive PC market. IDC's Worldwide Quarterly PC Tracker® is built on the foundation of IDC's network of country-level quarterly PC tracking services, and its bottom-up methodology delivers an accurate view of the PC market from those closest to it.

Technology Coverage

This tracker provides total market size and vendor share for the following technology areas. Measurements for this tracker are in unit shipments value and average selling price.

Core Coverage

  • Product Category: Desktop and Notebook
  • Product: Mini NB, All-in-One Traditional DT, Traditional NB, Ultraslim NB, and Convertible NB
  • Product Detail: Mini NB, All-in-One, Traditional DT, Tower DT, Small DT, Ultrasmall DT, Traditional NB, Ultraslim NB, and Convertible NB
  • Screen Size Band: For All-in-One, screen size bands range from 15in. to 29in.+; for Notebook, screen size bands range from <7in. to 20in.+
  • Segment: Consumer, Education, Government, Very Large Business (1,000+), Large Business (500–999), Medium Business (100–499), Small Business (10–99), and Small Office (1–9)
  • Channel: Direct — Inbound/Outbound, Direct — Internet, Direct — Store, Indirect — Dealer/VAR/SI, Indirect — eTailer, Indirect — Retail, Indirect — Telco
  • Additional Tech Splits: Price Band, Processor Brand, Processor Vendor, Operating System, Touch, Vendor, and Product Brand

Optional Content Add-Ons

  • Preliminary Top 5 Vendor data (Excel table and press release in PDF format)
  • Preliminary Historical Pivot
  • Preliminary Analysis (PDF)
  • Expanded Price Band
  • Segment by Channel
  • OS Version/OS Paid/Nonpaid

Geographic Scope

  • Asia/Pacific excluding Japan (available by 16 countries)
  • Canada
  • Central and Eastern Europe (available by 16 countries)
  • Japan
  • Latin America (available by 16 countries)
  • Middle East and Africa (available by 26 countries)
  • United States
  • Western Europe (available by 16 countries)

Forecast Coverage

Forecasts for this tracker are updated quarterly and include historical data back to 1995, up to two years of quarterly forecasts, and an additional three years of annual market projections. Forecasts are available at the worldwide, regional, and country levels outlined previously. The following are the details of the forecasts included in this tracker.

Core Forecast Coverage

  • Product Category: Desktop and Notebook
  • Product: Traditional DT, All-in-One, Ultraslim NB, Traditional NB, and Convertible NB
  • Channel: Same as above
  • Segment: Same as above

Optional Forecast Add-Ons

  • Price Band Forecast
  • Installed Base
  • Segment by Channel Forecast
  • Screen Size Forecast
  • Touch PC Forecast
  • OS Forecast


This tracker is delivered on a quarterly basis via the web-based query tool, or an Excel pivot table for add-on deliverables. Deliverables for this tracker are:

  • Historical press release
  • Historical database
  • Forecast database
  • Forecast press release

IDC's Tracker Methodology

IDC's tracker data is developed using a rigorous methodology that includes well-planned and well-coordinated local, regional, and worldwide data cross-checks combined with a proprietary advanced data consolidation and analysis data platform managed by IDC's Worldwide Tracker organization. Data sources used in the process of determining IDC's tracker numbers include, but are not limited to:

  • In-country local vendor interviews
  • Distribution data feeds
  • Worldwide and regional vendor guidance
  • ODM data
  • In-country local channel partner discussions
  • Import records
  • Feedback from component suppliers
  • Vendor briefings and public financial reports

Meet the Experts
Loren Loverde
Program Vice President, Worldwide PC Tracker