Tag type | Size | Wight | Cost | Reduce noise | Lifetime | Sensitivity (harsh environment | Reading range | Memory |
Active tag | × | × | × | × | × | × | √ | √ |
Semi-active | × | × | × | √ | × | × | √ | √ |
Passive tag | √ | √ | √ | √ | √ | √ | × | × |