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Side by side

Geek Bar Pulse 2 vs RAZ TN9000

Both of these are sealed disposables you throw away whole. The Pulse 2 holds 16mL against the TN9000's 12mL, and advertises 25,000 puffs against 9,000. Millilitres are the number that predicts how long either lasts; the rest of the comparison is screens, airflow, modes, and how many flavours you actually get to pick from.

6 min readUpdated August 26, 2026

Specs, side by side

Every figure below is the one published on each product page. A highlighted cell is the side with the clearer advantage on that row.

Geek Bar Pulse 2 25K compared with RAZ TN9000
SpecGeek Bar Pulse 2 25KRAZ TN9000
PriceFrom $15.99From $19.99
Advertised puffsUp to 25,000 regular / 15,000 PulseUp to 9,000
E-liquid16mL12mL
Nicotine5% / 50mg5% / 50mg
Battery800mAh rechargeable650mAh rechargeable
ChargingUSB Type-CUSB Type-C
CoilDual meshMesh
FormatDisposableDisposable
DisplayBattery, mode, and e-liquid status0.96" HD
AirflowNot listedAdjustable
Flavour options1435

The Pulse 2 holds more, and that's the life question

16mL against 12mL is a third more liquid. Puff counts make the gap look even larger — 25,000 against 9,000 — but those are lab estimates from different testing baselines, so they shouldn't be stacked. Millilitres are a physical quantity. If you want the device that lasts longer at the same usage, that's the Pulse 2.

The Pulse 2 also publishes a second puff figure: 15,000 in Pulse mode. The TN9000 publishes one number. Use the millilitres.

Where the TN9000 actually differs

Adjustable airflow. The Pulse 2's spec sheet doesn't list it; the TN9000's does. Airflow changes how harsh the same 5% / 50mg nicotine feels, which is a real daily difference rather than a box claim.

A named 0.96" HD display with e-liquid and battery-life indicators, plus vape and charging animations. The Pulse 2 has a dome readout for battery, mode, and e-liquid too — both devices tell you where they stand — so the screen is not the fork. The fork is airflow and the flavour list.

Thirty-five flavours against fourteen. If the reason you're here is a specific RAZ flavour, that's the whole comparison.

Where the Pulse 2 wins

More liquid, a larger battery (800mAh against 650mAh), dual mesh against mesh, and two power modes. Regular and Pulse are the Pulse 2's draw styles; the TN9000 does not publish modes.

Both charge over USB-C. Both are sealed, so a flavour change is a new device either way.

The honest summary

Buy the Pulse 2 if you want the most liquid, two power modes, and dual mesh. Buy the TN9000 if you want adjustable airflow and the RAZ flavour list. Don't pick either one from the puff count on the front.

The verdict

Which one, for who

You want the device that lasts longer

Geek Bar Pulse 2 25K

16mL against 12mL — a third more liquid, which is what actually predicts life.

You want adjustable airflow

RAZ TN9000

The TN9000 lists adjustable airflow; the Pulse 2's spec sheet does not.

You want the widest flavour choice

RAZ TN9000

Thirty-five flavour options against fourteen.

You want two power modes

Geek Bar Pulse 2 25K

Regular and Pulse. The TN9000 does not publish modes.

Both devices

Buy either one

Common questions

Does the Pulse 2 last longer than the RAZ TN9000?

On liquid, yes — 16mL against 12mL. The puff counts (25,000 against 9,000) are lab estimates and not a like-for-like ranking. Compare millilitres.

Do both have a screen?

Yes. The Pulse 2 reports battery, mode, and e-liquid on a dome display; the TN9000 lists a 0.96" HD display with e-liquid and battery-life indicators.

Which has adjustable airflow?

The RAZ TN9000. The Pulse 2's spec sheet does not list it.

Are they the same format?

Yes — both are sealed disposables. When the liquid is gone, the battery goes with it. Neither takes a replacement pod.