Price (USD)
Hydrology9 NX edgeHydrology9 NX
$250
The Coma
$588
Hydrology9 NX is typically around $338 lower.
Vaporizer Comparison
Hydrology9 NX vs The Coma
Side-by-side specs, pricing context, and clear decision guidance.
Hydrology9 NX
Cloudious9 $250
VS
The Coma
Vices $588
Editorial Summary
Hydrology9 NX and The Coma are both convection / desktop vaporizers, but they target different priorities. Hydrology9 NX is usually the lower-cost pick at $250, around $338 below The Coma. Session style, airflow, and extraction behavior will matter more than raw spec sheet numbers here.
Specs Compared
26
Different Specs
25
Shared Specs
1
Overall Overlap
4%
Shared Traits
Convection Desktop Electronic
Head-to-Head Highlights
A quick snapshot of the specs people usually care about first.
Heating Style
Close callHydrology9 NX
Hybrid Convection
The Coma
Convection (wired ball vaporizer)
Heating style differs, which can impact flavor and extraction behavior.
Key Differences at a Glance
Top specs where these two devices diverge.
Price (USD)
Hydrology9 NX
$250
The Coma
$588
Heating Type
Hydrology9 NX
Hybrid Convection
The Coma
Convection (wired ball vaporizer)
Temperature Range
Hydrology9 NX
356°F - 455°F (herb), 554°F - 770°F (extract)
The Coma
200-300°C (392-572°F) recommended by Vices
Chamber Capacity
Hydrology9 NX
~0.2g - 0.25g
The Coma
0.2g to 1.6g
Battery Type
Hydrology9 NX
Removable
The Coma
None
Battery Capacity
Hydrology9 NX
1900mAh
The Coma
N/A
Charging
Hydrology9 NX
USB to Propietary Magnetic Connector
The Coma
N/A
Power Adjustment
Hydrology9 NX
6 Presets (Dial)
The Coma
PID controller, switchable between °C and °F
Chamber Material
Hydrology9 NX
Ceramic (herb) / Quartz & Ceramic (extract)
The Coma
Titanium Macro Bowl with an Everlasting titanium screen
Brand
Hydrology9 NX
Cloudious9
The Coma
Vices
Choose Hydrology9 NX if...
- You want the lower listed entry price ($250 vs $588).
- You prefer a hybrid convection heating profile.
- Your usage leans toward hybrid and concentrates sessions.
Typical price
$250
Sold by To the Cloud Vapor Store
Choose The Coma if...
- You prefer a convection (wired ball vaporizer) heating profile.
- Your usage leans toward ball vape and premium sessions.
- You prefer The Coma's overall feature mix and form factor.
Prices are read automatically from retailer pages; confirm the price at checkout. Some links are affiliate links, which support Thermal Extractions at no extra cost to you.
Spec Comparison Table
Direct comparison of every spec from each device profile.
25 differ 1 shared
| Specification | Hydrology9 NX | The Coma |
|---|---|---|
| Price (USD) | $250 | $588 |
| Device Type | Desktop | Desktop |
| Heating Type | Hybrid Convection | Convection (wired ball vaporizer) |
| Heat Up Time | ~30 seconds | — |
| Temperature Range | 356°F - 455°F (herb), 554°F - 770°F (extract) | 200-300°C (392-572°F) recommended by Vices |
| Chamber Capacity | ~0.2g - 0.25g | 0.2g to 1.6g |
| Battery Type | Removable | None |
| Battery Capacity | 1900mAh | N/A |
| Battery Life | 60-120 sessions | — |
| Charging | USB to Propietary Magnetic Connector | N/A |
| Charge Time | ~60 minutes | — |
| Dimensions | 4.5cm x 4.5cm x 17.5cm | — |
| Weight | 413 grams | — |
| Power Adjustment | 6 Presets (Dial) | PID controller, switchable between °C and °F |
| Chamber Material | Ceramic (herb) / Quartz & Ceramic (extract) | Titanium Macro Bowl with an Everlasting titanium screen |
| Concentrate Support | Yes | — |
| Brand | Cloudious9 | Vices |
| Coil Size | — | 35mm enclosed coil, wired directly to the PID |
| Heater Material | — | Titanium with an aluminium handle and heat sync hardware |
| Manufacturer | — | Vices, Brisbane Australia |
| Power Options | — | 110V (US and Canada) or 220V (AU, UK and EU) |
| Release Date | 2021 | 2026 |
| Session Style | Session | On-Demand |
| Thermal Matrix | — | ~3500 mixed cut ruby corundum gems, 2 to 2.5mm |
| Warranty | 2 years | Australian Consumer Law cover, no fixed term published. Consumables excluded |
| Water Pipe Adapter | — | 14mm glass joint fitted, 18mm spare included |
Comparison FAQs
What is the biggest difference between the Hydrology9 NX and the The Coma?
The biggest practical difference is price tier: the Hydrology9 NX sits at $250 while the The Coma is $588, a gap of about $338 that puts them in different buying brackets.
Which is cheaper, the Hydrology9 NX or the The Coma?
Hydrology9 NX is the cheaper option at $250 compared with $588 for the The Coma, about $338 less. Live retailer pricing can shift, so confirm before buying.
What's the difference in heating between the Hydrology9 NX and the The Coma?
Hydrology9 NX uses hybrid convection heating, while the The Coma uses convection (wired ball vaporizer). Heating style influences flavor profile, vapor density, and how forgiving the device is to draw technique.
Does the Hydrology9 NX or the The Coma hold more flower?
The Coma has the larger chamber at 0.2g to 1.6g, versus ~0.2g - 0.25g on the Hydrology9 NX. A bigger bowl means fewer reloads on long sessions; a smaller one suits microdosing and quicker bowls.
Can I swap the batteries on the Hydrology9 NX or the The Coma?
Hydrology9 NX uses removable, so you can carry spares for back-to-back days. The The Coma has a built-in battery you can't swap on the go.
Can I set custom temperatures on the Hydrology9 NX or the The Coma?
Hydrology9 NX controls heat with 6 presets (dial), while the The Coma uses pid controller, switchable between °c and °f. Both let you change temperature, just with different levels of precision.
Need a different matchup?
Jump into the comparison hub to pick any two devices and open a canonical side-by-side page.