The Hayati Pro Ultra+ S is a large dual-flavor device built for longer sessions. In our testing, the twist switch and battery screen made day-to-day use easy, but the body is bulky enough that it feels better suited to desks, bags, and longer commutes than to light pocket carry.
Table of Contents
Product Overview
| Device | Overall Score | Pros | Cons | Ideal For |
|---|---|---|---|---|
| Hayati Pro Ultra+ S | 4.2/5 | Dual-flavor twist switch, strong endurance, battery screen | Bulky, mouthpiece condensation, deliberate flavor switch | Adult heavy users, flavor switchers, desk/home use |
Final Verdict

In our hands-on testing, the Hayati Pro Ultra+ S delivered a steady draw, useful flavor switching, and predictable battery monitoring. The tradeoff is size: it feels wide in the hand and works best if you are fine with wiping the mouthpiece area now and then.
Who It’s For
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Adults who want a long-lasting daily device
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Adults who like rotating flavors without carrying a backup
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Adults who mostly vape at a desk, at home, or during longer commutes
Who It’s Not For
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Anyone who wants a truly slim pocket carry
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Adults who prefer a fixed single-flavor setup
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Adults who want the lightest possible all-day carry
How We Tested It
We ran a full test pass across Flavor, Throat Hit, Vapor Production, Airflow/Draw, Battery Life, Leak Resistance, Build Quality, Ease of Use, and Portability across quick breaks and longer evening sessions. I kept a daily log, Marcus pushed heavier back-to-back use, and Jamal focused on pocket and bag carry to surface comfort and scuff issues. We also watched charging behavior, heat, and mouthpiece condensation after repeated flavor switches.
Our Testing Experience

The first few pulls felt full and warm rather than sharp. At 20mg/mL, the hit stayed firm without turning scratchy, and the flavor switch felt intentional because the twist has enough resistance that you do it on purpose instead of by accident.
Over 10 days, I averaged about 360–480 puffs a day, Marcus pushed closer to 700–900, and Jamal stayed around 220–320. In our testing, battery behavior stayed predictable, with recharges usually landing every 1–2 days depending on pace. The body measured roughly 53 × 107 × 29 mm on our calipers, so it always felt wide in the hand. Our main annoyance showed up early: condensation around the mouthpiece, especially after longer sessions and right after switching flavors.
What we liked
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Smooth throat hit that stays consistent from session to session
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Flavor switching feels practical instead of gimmicky
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Battery readout cuts down on dead-device surprises
Who it is best for
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Heavy users who want fewer device swaps
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Adults who rotate flavors and dislike carrying backups
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Desk, home, or commute use where bulk matters less
Where it falls short
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Too chunky for forget-it’s-there pocket carry
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Mouthpiece area needs regular wipe-downs
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Draw is not tight enough for people who want a cigarette-like pull
Pros & Cons
| Pros | Cons |
|---|---|
| Steady flavor over long sessions | Bulky footprint |
| Firm 20mg/mL hit without much harshness | Mouthpiece condensation |
| Twist switching is genuinely useful | Switching takes deliberate input |
| Battery screen helps plan recharges | Less ideal for light pocket carry |
| Stable vapor for all-day use | Needs routine cleanup |
Details

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Device type: Dual-flavor duo-tank device with twist-style mouthpiece switching
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Puff rating: 50,000+ puffs
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Nicotine strength: 20mg/mL
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Battery: 850mAh
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Charging: 1A fast charging; in our testing, a typical top-up took about 55–65 minutes depending on how low we ran it
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E-liquid capacity: 2mL + 2 × 10mL
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Size: 53.3 × 107 × 29.3mm; our calipers landed at about 53 × 107 × 29mm
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Flavor options: 20
Review Score
| Metric | Score | Remarks |
|---|---|---|
| Flavor | 4.3 | Clean, steady flavor that holds up over repeated sessions. |
| Throat Hit | 4.2 | Firm at 20mg/mL without turning harsh, though heavy chain use can feel dry. |
| Vapor Production | 4.1 | Satisfying output that stays stable through a session. |
| Airflow/Draw | 3.9 | Comfortable, slightly open MTL feel; not ideal if you want an ultra-tight pull. |
| Battery Life | 4.4 | Predictable endurance in our testing, even under heavier pacing. |
| Leak Resistance | 3.8 | No major leaking, but the mouthpiece gathers enough condensation to need wiping. |
| Build Quality | 4.1 | Solid body and no rattles, but it is still a large object to carry. |
| Ease of Use | 4.2 | Twist switching is simple and the screen keeps battery checks easy. |
| Portability | 3.6 | Fine for a bag or jacket pocket, but wide for jeans. |
| Overall | 4.2 | A good fit for adults who value runtime and flavor switching more than slim carry comfort. |
How to Choose the Hayati Pro Ultra+ S Vape?
Pick the Hayati Pro Ultra+ S if long runtime matters, you actually switch flavors during the day, and you like a relaxed MTL-style draw. Skip it if pocketability matters more than endurance or if you do not want to wipe the mouthpiece area. For a smaller everyday carry with a similar easy-use feel, Geek Bar Pulse is the more pocket-friendly option. If you want a compact, straightforward standby, BC5000 is still the simpler pick.
Limitations

This device earns its score by being steady and long-running, but it is not subtle and it asks for routine care to stay pleasant.
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Bulky size limits true pocket comfort
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Mouthpiece condensation requires frequent wipe-downs
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Draw won’t satisfy people who want an ultra-tight pull
Hayati Pro Ultra+ S Vape Vs. Alternatives
Why choose these models
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This Hayati device prioritizes longer sessions with fewer swaps
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It makes flavor rotation feel genuinely useful
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It keeps battery checks simple and predictable
Alternatives to consider
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Geek Bar Pulse: more pocket-friendly feel with strong flavor presence
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Lost Mary OS5000: compact and simple for short breaks
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RAZ TN9000: balanced carry size with steady output
Pro Tips for Hayati Pro Ultra+ S Vape
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Treat it as a desk device first and a pocket device second.
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Wipe the mouthpiece once or twice a day to manage condensation.
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Switch flavors with a full, deliberate twist; half-twists tend to feel messy.
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If the throat hit starts to feel dry, slow down for a few minutes.
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Keep the draw steady; rapid sip-hits make the vape feel thinner.
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Recharge before it is fully drained to keep performance more consistent.
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Store it upright on a desk when you can.
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If you carry it in a bag, keep it away from lint-heavy pockets or loose fabric.
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After switching flavors, give the new side a few pulls before judging it.
FAQs
Does the flavor switch actually feel like two separate vapes?
Close enough. The twist switch resets the experience enough that the two sides feel distinct, though you may notice a little carryover if you switch right after a long session.
Is the throat hit harsh at 20mg/mL?
For most adult nicotine users, it feels firm rather than harsh, but heavy chain use can dry things out and make it feel stronger than necessary at 20mg/mL.
How pocket-friendly is it day to day?
It is bag-friendly and fine in a jacket pocket, but it is wide for jeans. If you are sensitive to bulk, you will notice it.
Do you have to do any maintenance?
There is no real maintenance routine, but you will need basic wipe-downs around the mouthpiece to keep condensation under control and help the device last longer.
What kind of draw does it feel like?
It sits in a comfortable MTL lane—more relaxed than ultra-tight disposables, but not airy like a direct-lung device.
About the Author: Chris Miller