Garmin (Nasdaq: GRMN) is expected to report Q1 earnings on May 1. 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 Garmin's revenues will shrink -7.2% and EPS will decrease -8.9%.

The average estimate for revenue is $516.5 million. On the bottom line, the average EPS estimate is $0.41.

Revenue details
 Last quarter, Garmin logged revenue of $768.5 million. GAAP reported sales were 16% lower than the prior-year quarter's $909.6 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 $0.68. GAAP EPS of $0.65 for Q4 were 24% lower than the prior-year quarter's $0.85 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 48.6%, 90 basis points better than the prior-year quarter. Operating margin was 19.5%, 250 basis points worse than the prior-year quarter. Net margin was 16.8%, 140 basis points worse than the prior-year quarter.

Looking ahead

The full year's average estimate for revenue is $2.55 billion. The average EPS estimate is $2.41.

Investor sentiment
 The stock has a one-star rating (out of five) at Motley Fool CAPS, with 4,305 members out of 4,754 rating the stock outperform, and 449 members rating it underperform. Among 1,016 CAPS All-Star picks (recommendations by the highest-ranked CAPS members), 920 give Garmin a green thumbs-up, and 96 give it a red thumbs-down.

Of Wall Street recommendations tracked by S&P Capital IQ, the average opinion on Garmin is outperform, with an average price target of $45.72.

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