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| sensor:bme680_688 [2026/05/12 20:49] – created vamsan | sensor:bme680_688 [2026/05/12 20:59] (current) – vamsan | ||
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| === Comparison Table: BME680 vs. BME688 === | === Comparison Table: BME680 vs. BME688 === | ||
| + | |<100% 20% 40% 40%>| | ||
| ^Feature^BME680^BME688| | ^Feature^BME680^BME688| | ||
| ^Primary Focus|General Air Quality (IAQ)|Specific Gas Detection & AI| | ^Primary Focus|General Air Quality (IAQ)|Specific Gas Detection & AI| | ||
| Line 9: | Line 10: | ||
| ^Software Support|Basic BSEC library|BSEC + BME AI-Studio| | ^Software Support|Basic BSEC library|BSEC + BME AI-Studio| | ||
| ^Replacement Type|N/ | ^Replacement Type|N/ | ||
| + | |||
| + | Since the BME688 and BME680 provide gas data as resistance in ohms (Ω), the value decreases as the air becomes more polluted. Here is how to interpret those ohm values for a typical indoor environment: | ||
| + | |||
| + | |<100% 20% 20% 60%>| | ||
| + | ^Gas Resistance (Ω)^Air Quality^Interpretation| | ||
| + | ^> 1,000,000 (1M+)|< | ||
| + | ^500k – 1, | ||
| + | ^100k – 500k|< | ||
| + | ^50k – 100k|< | ||
| + | ^10k – 50k|< | ||
| + | ^< 10k|< | ||