iRobot (Nasdaq: IRBT) is expected to report Q4 earnings on Feb. 6. Here's what Wall Street wants to see:

The 10-second takeaway
 Comparing the upcoming quarter to the prior-year quarter, average analyst estimates predict iRobot's revenues will shrink -22.8% and EPS will shrink to a loss.

The average estimate for revenue is $100.9 million. On the bottom line, the average EPS estimate is -$0.23.

Revenue details
 Last quarter, iRobot tallied revenue of $126.3 million. GAAP reported sales were 4.9% higher than the prior-year quarter's $120.4 million.

Source: S&P Capital IQ. Quarterly periods. Dollar amounts in millions. Non-GAAP figures may vary to maintain comparability with estimates.

EPS details
 Last quarter, non-GAAP EPS came in at $0.56. GAAP EPS of $0.54 for Q3 were 8.0% higher than the prior-year quarter's $0.50 per share.

Source: S&P Capital IQ. Quarterly periods. Non-GAAP figures may vary to maintain comparability with estimates.

Recent performance
 For the preceding quarter, gross margin was 43.5%, 190 basis points better than the prior-year quarter. Operating margin was 18.0%, 510 basis points better than the prior-year quarter. Net margin was 12.0%, 30 basis points better than the prior-year quarter.

Looking ahead

The full year's average estimate for revenue is $435.9 million. The average EPS estimate is $0.65.

Investor sentiment
 The stock has a five-star rating (out of five) at Motley Fool CAPS, with 1,180 members out of 1,298 rating the stock outperform, and 118 members rating it underperform. Among 359 CAPS All-Star picks (recommendations by the highest-ranked CAPS members), 330 give iRobot a green thumbs-up, and 29 give it a red thumbs-down.

Of Wall Street recommendations tracked by S&P Capital IQ, the average opinion on iRobot is hold, with an average price target of $27.80.

The rich are different than you and me: They might not notice the moneymaking stories right under our noses. In our new report, "Middle-Class Millionaire-Makers: 3 Stocks Wall Street's Too Rich to Notice," we give you three Peter Lynch-inspired buy-what-you-know stocks for the 99%. Click here for instant access to this free report.