The disposable vape market continues pushing boundaries with devices offering unprecedented puff counts. Lost Vape’s LE Bar series exemplifies this trend with two heavy hitters: the Lost Vape LE Bar 40K and LE Bar 45K models. Both promise extended vaping sessions, but they take different approaches to deliver that experience. Here’s how they stack up.
Design and Build 
The Lost Vape LE Bar 40K focuses on customization and smart technology. It features an integrated smart screen displaying battery life and e-liquid levels, giving you real-time information at a glance. The device houses everything internally with a 20mL pre-filled capacity and an 800-1000mAh rechargeable battery. Its dual mesh coil system sits ready to fire from the moment you unbox it.
The LE Bar 45K takes a different route with its refillable design. Instead of one large internal tank, it includes a 2mL built-in tank plus three separate 10mL e-liquid bottles. The visible e-liquid window lets you monitor juice levels without relying on digital displays. With its anime and animal-themed designs across 10 flavor options, the 45K wears its personality on the outside. The 1000mAh battery matches the 40K’s top-end capacity, and both use USB-C fast charging.
Features and Performance
The Lost Vape LE Bar 40K series emphasizes control and variety. Depending on the model, you get dual flavor mixing capabilities, adjustable ice/sweetness/acidity levels, and multiple power modes. The smart display keeps you informed, while the dual mesh coils deliver consistent flavor throughout the device’s lifespan. The trade-off? Once the 20mL is gone, you’re done.
The 45K prioritizes longevity and flexibility. Those three refill bottles mean you’re actually carrying your e-liquid supply with you, extending the total puff count to 45,000. The top-fill design makes refilling straightforward without the mess. You get the same 0.6Ω dual mesh coil technology for rich flavor and vapor production, but you sacrifice the customization options and digital display found on the 40K. The battery indicator is present but simplified.
Conclusion
Choose the Lost Vape LE Bar 40K if you want advanced features, real-time data, and flavor customization in a fully self-contained package. It’s ideal for vapers who appreciate control over their experience and don’t mind the device ending when the pre-filled e-liquid runs out.
Pick the Lost Vape LE Bar 45K if maximum puff count and extended use matter most. The refillable system with included bottles offers genuine longevity, making it better for extended trips or heavy vapers who don’t want to carry multiple devices. The visible window and simplified operation appeal to those who prefer straightforward functionality over tech features.
Both devices deliver quality performance with dual mesh coils and fast charging. Your choice comes down to whether you value customization and smart features (40K) or maximum capacity and refillability (45K).
Read Also: Lost Vape LE Bar 40K Review: Built for the Long Ride