Gross Revenue Price/Sales Ratio Net Income Earnings Per Share Price/Earnings Ratio Spectral Diagnostics $1.75 million 167.75 -$34.13 million ($0.10) -10.00 Positron $460,000.00 110.68 -$10.60 million ($0.33) -4.70Get Spectral Diagnostics alerts:Positron has lower revenue, but higher earnings than Spectral Diagnostics. Spectral Diagnostics is trading at a lower price-to-earnings ratio than Positron, indicating that it is currently the more affordable of the two stocks. ProfitabilityNet Margins Return on Equity Return on Assets Spectral Diagnostics -1,378.12% N/A -627.93% Positron -1,996.75% -996.81% -272.52%Volatility & RiskThis table compares Spectral Diagnostics and Positron’s net margins, return on equity and return on assets. The company was formerly known as Spectral Diagnostics Inc. and changed its name to Spectral Medical Inc. in December 2014. Receive News & Ratings for Spectral Diagnostics Daily - Enter your email address below to receive a concise daily summary of the latest news and analysts' ratings for Spectral Diagnostics and related companies with MarketBeat.com's FREE daily email newsletter.