All AEDs have the potential to save lives. All AEDs have their strengths and their weaknesses.  Some AEDs are more expensive than others yet some cost much less to maintain. Some AEDs are rated better for dust and water (IP rating) and will be more dependable in certain environments.

AED Model Dust/Water Resistance Size (inches) Weight Battery Life Pads Life CPR Support Energy Delivery (joules) ECG Display Warranty Shock Delivery Pediatric Method
Philips FRx IP55 2.4 x 7.1 x 8.9 3.5 4 years 2 years CPR Prompts 150-
150-150
None 8 years Semi-Automatic Pediatric Key
Philips OnSite IP21 2.8 x 7.4 x 8.3 3.3 4 years 2 years CPR Coaching 150-
150-150
None 8 years Semi-Automatic Pediatric Pads
Physio LP CR Plus IPX4 4.2 x 8 x 9.5 4.5 2 years 2 years None 200-
300-360
None 8 years Fully Auto (optional) Pediatric Pads
Physio LP CR2 IP55 8.0 x 7.25 x 1.9 2.4 4 years 4 years CPR Coaching 200-
300-360
None 8 years Fully Auto (optional) Child Mode Button
Physio LP 1000 IP55 3.4 x 9.2 x 10.9 7.1 5 years 2 years None 200-
300-360
Optional 5 years Semi-Automatic Pediatric Pads
ZOLL Plus IP55 5.25 x 9.5 x 11.5 6.7 5 years 5 years CPR Feedback 120-
150-200
Optional 7 years Fully Auto (optional) Pediatric Pads
ZOLL Pro IP55 3.0 x 9.2 x 9.4 6.5 5 years 2 years CPR Feedback 120-
150-200
Yes 5 years Semi-Automatic Pediatric Pads
Heartsine SAM 350P IP56 8 x 7.25 x 1.9 2.4 4 years 4 years Metronome 150-
150-200
None 8 years Semi-Automatic Pediatric Pads
Heartsine SAM 360P IP56 8 x 7.25 x 1.9 2.4 4 years 4 years Metronome 150-
150-200
None 8 years Fully-Automatic Pediatric Pads
Heartsine SAM 450P IP56 8 x 7.25 x 1.9 2.4 4 years 4 years CPR Rate Feedback 150-
150-200
None 8 years Semi-Automatic Pediatric Pads
Cardiac Science G5 IP55 3.4 x 9.0 x 11.8 5.7 4 years 2 years CPR Feedback 200-
300-300, variable
None 8 years Fully Auto (optional) Pediatric Pads
Cardiac Science G3 Pro IP55 3.4 x 9.0 x 11.8 5.7 4 years 2 years CPR Feedback 200-
300-300, variable
None 8 years Fully Auto (optional) Pediatric Pads
Defibtech Lifeline IP54 8.5 x 11.8 x 2.7 4.2 5 or 7 year options 2 years None 150-
150-150
None 8 years Fully Auto (optional) Pediatric Pads
Defibtech Lifeline View IP54 7.3 x 9.5 x 2.3 3 4 years 2 years CPR Video 150-
150-150
None 8 years Semi-Automatic Pediatric Pads