Rab Electron Pro vs Neutrino Pro: differences and which one to choose
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The Rab Electron Pro and the Rab Neutrino Pro share a very similar technical foundation—800FP European goose down and a Pertex® Quantum Pro outer fabric—but they are fine-tuned for different priorities. The Electron Pro aims for reliable warmth with less weight and bulk; the Neutrino Pro steps up a level in insulation for winter mountaineering and colder conditions.
Quick answer
- Choose the Electron Pro if you prioritize versatility, lower weight, greater ease of movement, and a jacket you can wear longer while active.
- Choose the Neutrino Pro if your priority is higher insulation for serious cold, belaying, prolonged stops, and winter mountaineering.
Rab Electron Pro vs Neutrino Pro: technical data
| Feature | Electron Pro | Neutrino Pro |
|---|---|---|
| Fill power | 800FP European goose down | 800FP European goose down |
| Down weight (size M) | 179 g | 212 g |
| Total weight (size M) | 477 g | 563 g |
| Outer fabric | 20D Pertex® Quantum Pro, 36 g/m² | 20D Pertex® Quantum Pro, 36 g/m² |
| Lining | 20D Pertex® Quantum, 38 g/m² | 20D Pertex® Quantum, 38 g/m² |
| Construction | Stitch-through, micro and midi baffles with body mapping | Stitch-through baffles |
| Rab Insulation | 4/5 | 5/5 |
| Rab Breathability | 3/5 | 2/5 |
| Rab Durability | 3/5 | 3/5 |
| Code | QDB-81 | QDB-85 |
In size M, the Neutrino Pro incorporates 33 g more down and the total unit weighs 86 g more. That difference clearly explains the focus of each model: the Electron sacrifices some maximum insulation in exchange for lower bulk and greater versatility; the Neutrino prioritizes warmth.
Electron Pro: when it makes the most sense
Rab defines the Electron Pro as an all-mountain jacket that seeks to balance warmth and low bulk. Its combination of micro and midi baffles distributed according to body mapping promotes mobility and a good warmth-to-weight ratio.

It is particularly interesting for:
- Winter mountaineering with plenty of movement.
- Climbing and mountaineering where you want to reduce bulk in your backpack.
- Winter hiking and mid/high mountain use.
- Transitional cold periods, when a Neutrino might be excessive.
- Users who want a single, highly versatile technical down jacket.
Neutrino Pro: when it makes the most sense
The Neutrino Pro is aimed at mountaineering and alpinism in more demanding winter conditions. It has more down fill, and Rab places it a level higher in insulation.

We would choose it especially for:
- Winter alpinism and ice climbing.
- Belaying and prolonged stops in the cold.
- Ascents where exposure and altitude increase heat loss.
- Users who are particularly sensitive to the cold or who prioritize a thermal margin over a few extra grams.
Which one to choose for the Pyrenees?
There is no universal temperature for a down jacket: wind, humidity, pace, base layers, length of stops, and individual cold sensitivity all play a role.
As a practical criterion, for dynamic winter activity in the Pyrenees, the Electron Pro usually offers a very good balance between insulation and mobility. If you expect more severe cold, many stops, belaying, or more static alpine activity, the Neutrino Pro offers a greater thermal margin.
Are they waterproof?
No. Both use Pertex® Quantum Pro, an outer fabric that is wind- and weather-resistant, but they do not replace a waterproof hardshell. If persistent rain or wet snow enters, they must be combined with an appropriate waterproof jacket.
The key difference is not in the fill power
Both use 800FP down. That is why comparing only the fill power leads to an incomplete conclusion. In this case, the practical difference lies primarily in the fill amount, total weight, and thermal design. The Neutrino contains more down; the Electron seeks a more active and compact balance.
Mountain Group Conclusion
If you are looking for the most versatile option for winter mountains, climbing, and general alpine use, the Electron Pro is the most logical choice. If the goal is to have more insulation and a margin against the cold, especially with more static activity, the Neutrino Pro is the next step up.
See Rab Electron Pro Hoody →
See Rab Neutrino Pro Hoody →
Technical data reviewed against the current official Rab specifications for the QDB-81 and QDB-85 models. Rab does not publish a certified comfort temperature for these jackets, so Mountain Group does not assign artificial thermal ranges.