Starting equipment fee $249 $399 $199.95 $255 $199 $159.95
Starting monthly price $0 $0 $39.95 $24.95 $59.95 $29.95
Connection type AT&T, T-Mobile, Verizon AT&T, T-Mobile, Verizon AT&T or Verizon cellular; landline AT&T or Verizon cellular; landline Verizon T-Mobile
Fall detection Yes, included Yes, included Yes, $10 per month Yes, $10 per month Yes, included Yes, $10
Battery Life 18–36 hours 18–36 hours Up to 5 days Up to 5 days 24 hours Up to 48 hours
Water-resistant Yes Yes Yes Yes Yes Waterproof
Brand response time NA NA 1–25 seconds 1–25 seconds 50+ seconds 25–50 seconds