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Pulse Dose Portable Oxygen Concentrator Comparison Charts

Below is a chart comparing the "carry" portable oxygen machines (wearable concentrators) - category leadership is highlighted in yellow.

Portable Oxygen Concentrators Comparison for the "Carry" Models

Portable Oxygen
Concentrators

AirSep
Focus

AirSep Focus Portable Oxygen Concentrator

AirSep
FreeStyle 3

AirSep FreeStyle 3 Portable Oxygen Concentrator

AirSep
FreeStyle 5
AirSep FreeStule 5 Portable Oxygen Concentrator

Inogen One
G2

Inogen One G2 Oxygen Concentrator

Inogen One
G3

Inogen One G3 Portable Oxygen Concentrator

Invacare
XPO2
Invacare XPO2 Oxygen Concentrator

Top Features

- Small Size
- Lightweight
- Low Power Consumption

-Braille Soft-touch
- Lightweight
- Battery Test Button

- Small Size
- Lightweight
- Low Power Consumption

- 24/7 Operation
- Worldwide Power Sensor

- 24/7 Operation
- Small Size
- Lightweight
- Longest Battery Life
- Worldwide Power Sensor

- Low Power Consumption
- Small Size

Width
(inches)

4.8

6.1

6.4

10.7

8.75

10

Height
(inches)

6.4

8.6

10.5

3.9

7.25

7

Depth
(inches)

2.5

3.6

4.4

9.5

3

5

Weight
(pounds)

1.75
(with 2 batteries weighing 0.53 each the weight is 2.81 total)

4.4
(optional battery belt adds 1.8 lbs for 3.5 more hrs)

6.2
(optional battery belt adds 1.8 lbs for 2.5 more hrs)

7.25
(12 Cell Battery Model)

8.65
(24 Cell Battery Model)

4.9
(8 Cell Battery Model)

8.65
(16 Cell Battery Model)

7.3

Noise
(at setting 2)

< 55 decibels

< 55 decibels

46 decibels

38 decibels

42 decibels

45 decibels

Oxygen Concentration

87 to 95.5%

87 to 95.5%

87 to 95.5%

87 to 93%

87 to 93%

87 to 95.6%

Oxygen
Output
Capacity

(Liters Per Minute)
(Breaths Per Minute)

2 Pulse Setting
Bolus Output
Setting 2
0.333 LPM Pulse

1-2 Pulse Settings
Bolus Output
Setting 2
0.42 LPM Pulse

1-3 Pulse Settings
Bolus Output
Setting 2
0.42 LPM Pulse

1-5 Pulse Settings
Max Bolus Output
0.9 LPM Pulse

NA

1-5 Pulse Settings
Max Bolus Output
0.9 LPM Pulse

Portable Oxygen
Concentrators

AirSep
Focus

AirSep Focus Portable Oxygen Concentrator

AirSep
FreeStyle 3

AirSep FreeStyle 3 Portable Oxygen Concentrator

AirSep
FreeStyle 5
AirSep FreeStule 5 Portable Oxygen Concentrator

Inogen One
G2

Inogen One G2 Oxygen Concentrator

Inogen One
G3

Inogen One G3 Portable Oxygen Concentrator

Invacare
XPO2
Invacare XPO2 Oxygen Concentrator

Oxygen Dose

Pulse Only

Pulse Only

Pulse Only

Pulse Only

Pulse Only

Pulse Only

Power Consumption
(average watts)

25

32.5

76

40

NA

35

Battery Charge Duration
(at setting 2)

1.5

2.5

2

3.5 to 4 hrs
(12 Cell Battery)

7 to 8 hrs
(24 Cell Battery)

4 hrs
(8 Cell Battery)

8 hrs
(16 Cell Battery)

2.5 hrs

Battery Recharge Time
(hours)

4

3.5

3.25

4

1 to 4
(8 Cell Battery)

4 to 8
(16 Cell Battery)

4

Operating Altitude
(feet above sea level)
0 to 10,0000 to 12,0000 to 12,0000 to 10,0000 to 10,0000 to 10,000

FAA Approval

Yes

Yes

Yes

Yes

Yes

Yes

Warranty

3 yrs limited

3 yrs limited

3 yrs limited

3 yrs limited

3 yrs limited

3 yrs limited



Additional portable oxygen concentrators with pulse dose oxygen only comparison chart - category leadership is highlighted in yellow

Pulse Dose Portable Oxygen Concentrators Comparison

New Model
Portable Oxygen
Concentrators

Respironics
EverGo
Respironics Evergo Oxygen Concentrator

Drive Medical
Oxus

Oxus Portable Oxygen Concentrator

Inova Labs
LifeChoice Activox Sport
Inova Labs LifeChoice Activox Sport Portable Oxygen Concentrator

Inova Labs
LifeChoice Activox Pro
Inova Labs LifeChoice Activox Pro Portable Oxygen Concentrator
Inova Labs
LifeChoice Activox 4L
Inova Labs LifeChoice Activox 4L Portable Oxygen Concentrator

Top Features

- Small Width Size
- High Pulse Oxygen Output

- Low Cost
- O2 Sensor Included

- 24/7 Operation
- Lightweight
- Small Size
- Long Battery Life

- 24/7 Operation
- Lightweight
- Small Size
- Long Battery Life
- 24/7 Operation
- Lightweight
- Small Size
- Long Battery Life

Width
(inches)

6

7.6

9.05

9.05

9.05

Height
(inches)

12

11.9

7.875

7.875

7.875

Depth
(inches)

8.5

5.6

4.3

4.3

4.3

Weight
(pounds)

8.5

9.9

3.9

4.3

4.8

Noise
(at setting 2)

43 decibels

41 decibels

46 decibels

46 decibels

44 decibels

Oxygen Concentration

89% ± 3%

87 to 96

90% ± 3%

90% ± 3%

90% ± 3%

Oxygen
Output
Capacity

(Liters Per Minute)
(Breaths Per Minute)

1-6 Pulse Settings
Max Bolus Output
1.05 LPM Pulse

0.85 LPM Pulse

1-3 Pulse Settings
Max Bolus Output
0.03 LPM Pulse
(15 BPM)

1-3 Pulse Settings
Max Bolus Output
0.03 LPM Pulse
(15 BPM)

1-4 Pulse Settings
Max Bolus Output
0.03 LPM Pulse
(15 BPM)

New Model
Portable Oxygen
Concentrators

Respironics
EverGo
Respironics Evergo Oxygen Concentrator

Drive Medical
Oxus

Oxus Portable Oxygen Concentrator

Inova Labs
LifeChoice Activox Sport
Inova Labs LifeChoice Activox Sport Portable Oxygen Concentrator

Inova Labs
LifeChoice Activox Pro
Inova Labs LifeChoice Activox Pro Portable Oxygen Concentrator
Inova Labs
LifeChoice Activox 4L
Inova Labs LifeChoice Activox 4L Portable Oxygen Concentrator

Oxygen Dose

Pulse Only

Pulse Only

Pulse Only Pulse Only Pulse Only

Power Consumption
(average watts)

70

NA

120

120

120

Battery Charge Duration
(# hours at setting 2)

4

3

7.25
(Internal Battery)

4
(Internall Battery)

8.25
(Internal Battery)

Battery Recharge Time
(hours)

4

NA

4
(12 Cell Battery)

4.5
(12 Cell Battery)

3
(12 Cell Battery)

Operating Altitude
(feet above sea level)
0 to 8,000NA0 to 10,000 0 to 10,000 0 to 13,000

FAA Approval

Yes

Yes

Yes

Yes

Yes

Warranty

3 yrs limited

3 yrs limited

3 yrs limited

3 yrs limited

3 yrs limited