SIRIUS XM Radio (Nasdaq: SIRI) is expected to report Q3 earnings on Oct. 30. 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 SIRIUS XM Radio's revenues will grow 13.7% and EPS will expand 100.0%.

The average estimate for revenue is $867.2 million. On the bottom line, the average EPS estimate is $0.02.

Revenue details
 Last quarter, SIRIUS XM Radio reported revenue of $837.5 million. GAAP reported sales were 13% higher than the prior-year quarter's $744.4 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 $0.01. GAAP EPS of $0.48 for Q2 were much higher than the prior-year quarter's $0.03 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 64.9%, 160 basis points better than the prior-year quarter. Operating margin was 27.2%, 400 basis points better than the prior-year quarter. Net margin was 374.2%, 35,090 basis points better than the prior-year quarter.

Looking ahead

The full year's average estimate for revenue is $3.41 billion. The average EPS estimate is $0.07.

Investor sentiment
 The stock has a two-star rating (out of five) at Motley Fool CAPS, with 4,522 members out of 5,497 rating the stock outperform, and 975 members rating it underperform. Among 785 CAPS All-Star picks (recommendations by the highest-ranked CAPS members), 562 give SIRIUS XM Radio a green thumbs-up, and 223 give it a red thumbs-down.

Of Wall Street recommendations tracked by S&P Capital IQ, the average opinion on SIRIUS XM Radio is outperform, with an average price target of $2.64.