Hidgeem SJ‑OX1C vs Inogen One G5 — Which Portable Oxygen Concentrator Fits You?
If you’re shopping for a portable oxygen machine, you’ve probably seen the names Inogen One G5 and Hidgeem SJ‑OX1C floating around. Both promise mobility, freedom, and reliable oxygen delivery. But which one fits your lifestyle better? Let’s compare them side‑by‑side so you can make a confident choice.
Compare Key Specs & Features
| Feature | Inogen One G5 | Hidgeem SJ‑OX1C |
|---|---|---|
| Flow Type | Pulse‑flow only: settings 1‑6 (no continuous flow) | Continuous‑flow unit: 1–6 L/min adjustable, providing steady oxygen delivery. |
| Oxygen Concentration | ~90% +6%/‑3% at all settings, per manufacturer for pulse device. | ~93% ±3% at 1 L/min, continuous flow mode. |
| Noise Level | ~38 dBA at setting 2 (very quiet) | Around ~45 dB (for portable model) / home model even quieter. (Manufacturer indicates very quiet operation.) |
| Weight | ~4.7 lb (~2.13 kg) with single battery. | Machine ~3.0 kg (~6.6 lb) + battery ~0.5 kg(1.1lb). |
| Battery / Run Time | Single battery up to ~6.5 hours; double battery up to ~13 hours depending on setting. | Manufacturer spec: internal battery pack ~100 minutes at max power; other battery packs available for extended use. |
| Continuous Flow Capability | No continuous flow — only pulse flow. This means for users who need oxygen continuously (especially at night) it may not be optimal. | Yes continuous flow — designed to deliver steady output even when breathing is shallow or during sleep. |
| Insurance / Medicare Coverage | Manufacturer claims possible Medicare coverage if criteria met, but many users report limitations for portable models. (Pulse type) | Coverage is also conditional. Since it’s continuous‑flow portable, many suppliers/insurers may treat differently. |
| Price Estimate | MSRP around US$2,700+ for full system (double battery) in many listings. | Sale price around US$599 (regular ~$899) as per manufacturer website. |
| Warranty / Sieve Replaceability | Warranty ~3 years; expected lifespan ~5 years; Molecular sieve: ~1 year. | Warranty ~2 years; expected lifespan ~5 years; Molecular sieve ~1 year, replaceable |
What This Means for You
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Mobility & Travel: If your priority is lightweight travel, errands, or being out and about, the Inogen One G5 scores high: very light (~4.7 lbs), long battery options for pulse flow, and extremely portable. If your prescription allows pulse‑dose use, this may be a good fit.
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Continuous Use & Nighttime Therapy: If your doctor prescribes continuous flow or you use oxygen during sleep, or your breathing is shallow/irregular, a continuous‑flow machine is strongly recommended. That’s where the Hidgeem SJ‑OX1C shines — continuous 1–6 L/min output gives you stable oxygen, especially overnight. Pulse devices like the G5 may struggle under these conditions.
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Budget: The Hidgeem SJ-OX1C model offers a much lower entry cost (~$599 sale) compared to the Inogen’s several thousands. If you’re paying out of pocket or want long‑term ownership, Hidgeem may offer better value per dollar.
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Insurance Realities: Both units require prescription and supplier/insurer coordination. Because portable oxygen machines often have stricter coverage criteria, you should check with your supplier and insurer whether your specific model is covered under your plan. The continuous‑flow nature of SJ‑OX1C may make it less commonly covered (or require stronger documentation), but the lower cost may offset non‑coverage risk.
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Maintenance & Lifespan: The molecular sieve, filters, battery cycles all matter. According to Inogen portable oxygen machine, molecular sieve life ~1 year. With proper care, you can extend lifespan. Hidgeem SJ-OX1C oxygen machine also emphasizes maintenance (see their user manual), the molecular sieve is also replaceable and the lifespan of the machine is also very long.
Why We Recommend the Hidgeem SJ‑OX1C
At Hidgeem, we designed the SJ‑OX1C portable oxygen machine for users who want freedom, continuous oxygen flow, portability, and affordable price. Because it delivers continuous flow, supports battery and AC use, and comes at a much lower cost point, it’s particularly suited for users who travel, use oxygen at night, or want a device they own for the long term.
👉 If you want to learn more or purchase, check out our full product page: Hidgeem SJ‑OX1C Continuous Flow Portable Oxygen Concentrator

Final Thoughts
Choosing a portable oxygen concentrator isn’t just about one spec — it’s about matching the machine to your prescription, your lifestyle, your travel habits, and your budget. The Inogen One G5 is a strong choice for users needing pulse‑flow portability. The Hidgeem SJ‑OX1C is a standout for users needing continuous flow, value, and travel‑friendly flexibility.
We encourage you to talk to your doctor, check your prescription (flow type and liter/min requirement), and ask your equipment supplier about insurance/Medicare implications. With the right machine, you’ll breathe easier — and live freer.
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