NULLTONEX Bluetooth Thermal Shipping Label vs Nelko Label Maker Machine with Tape
Updated April 2026 — NULLTONEX Bluetooth Thermal Shipping Label wins on print speed and label versatility, Nelko Label Maker Machine with Tape wins on battery and portability.
$56.62Bluetooth Thermal Shipping Label Printer: 4x6 Wireless Label Maker with Tape for Small Business - Compatible with iPhone, Android, Windows & Mac, Widely Used for USPS UPS Ebay Amazon Shopify Etsy
NULLTONEX
$23.26Nelko Label Maker Machine with Tape, P21 Bluetooth Label Printer, Wireless Mini Label Makers with Multiple Templates for School Office Home, White
Nelko
The Nelko Label Maker Machine with Tape wins on portability and value, offering a pocket-sized design at a significantly lower price point. The NULLTONEX Bluetooth Thermal Shipping Label is better suited for high-volume shipping tasks requiring 4x6 label support and faster print speeds. Users prioritizing mobile convenience should choose Nelko, while desktop shipping workflows favor NULLTONEX.
Why NULLTONEX Bluetooth Thermal Shipping Label is better
Higher Printing Throughput
Prints 4x6 labels at 72 labels/min
Wider Label Support
Supports thermal labels with a width of 1.57" to 4.3"
Broader OS Compatibility
Pairs with Windows, macOS, iOS, Android, and Chromebook
Desktop Connectivity Options
Connect using a USB cable for universal office workflows
Included Media
Comes with 25 sheets of waterproof label paper
Shipping Platform Integration
Compatible with Amazon, eBay, ShipStation, UPS, FedEx, USPS
Why Nelko Label Maker Machine with Tape is better
Lower Cost
Priced at $23.26 compared to $56.62
Superior Portability
Half the weight and size, can slip into your pocket
Built-in Power Source
Features a long-lasting built-in rechargeable battery
Compact Form Factor
Smaller, smarter, and ultra-portable design
Safe Material Technology
Features BPA-Free Direct Thermal Technology
Dedicated Mobile App
Requires Nelko P21 app updated to latest version V4.8.0
Overall score
Specifications
| Spec | NULLTONEX Bluetooth Thermal Shipping Label | Nelko Label Maker Machine with Tape |
|---|---|---|
| Price | $56.62 | $23.26 |
| Print Resolution | 203 dpi | 203 DPI |
| Print Speed | 72 labels/min | — |
| Label Width | 1.57" to 4.3" | — |
| Connectivity | USB, Bluetooth | Bluetooth |
| Battery | — | Rechargeable |
| OS Support | Windows, macOS, iOS, Android, Chromebook | iOS, Android |
| Included Items | 25 sheets waterproof label paper | Charging adapter not included |
Dimension comparison
Design and Build Quality
The NULLTONEX Bluetooth Thermal Shipping Label printer is designed primarily for desktop use within office and logistics workflows. It utilizes a USB cable connection for stability during heavy usage periods. In contrast, the Nelko Label Maker Machine with Tape focuses on ultra-portability. The Nelko P21 label maker has half the weight and size of traditional label makers, making it smaller and smarter. This wireless Bluetooth label maker can slip into your pocket, allowing users to print anytime and anywhere. The physical design of the Nelko unit prioritizes mobility, whereas the NULLTONEX unit prioritizes stationary stability.
Print Resolution and Quality
Both devices utilize thermal printing technology to produce labels without ink or toner. The NULLTONEX printer delivers 203 dpi high-resolution prints, which helps reduce downtime during peak shipping hours. Similarly, the Nelko P21 label maker is equipped with high-speed chips and 203 DPI to deliver high-definition printing. It is important to note that thermal printers can only print in black and white. The Nelko device prints in monochrome black text only, though users can create color labels by using color pattern label tapes. Both units meet the standard resolution expectations for general label printing tasks.
Printing Speed and Efficiency
Efficiency is a key differentiator between these two models. The NULLTONEX printer is capable of high-speed thermal printing, specifically able to print 4x6 labels at 72 labels/min. This speed is intended to improve operational efficiency during peak shipping hours. The Nelko product description mentions high-speed chips but does not specify a labels-per-minute rate. For users managing high volumes of shipping documentation, the specified throughput of the NULLTONEX model offers a measurable advantage in reducing downtime compared to the unspecified speed of the handheld Nelko device.
Compatibility and Connectivity
Connectivity options vary significantly based on the intended use case. The NULLTONEX printer offers wide compatibility across devices, allowing users to effortlessly pair with Windows 7 and later, macOS, iOS, Android, and Chromebook systems. However, Mac and Chromebook users must connect the desktop label printer using a USB cable as they do not support Bluetooth printing on this model. The Nelko label printer connects with iOS and Android phones via wireless Bluetooth. For iOS users, it is required to update the Nelko P21 app to the latest version V4.8.0 for a great experience. The NULLTONEX supports a wider range of operating systems via USB, while Nelko focuses on mobile Bluetooth connectivity.
Label Versatility and Size
Label size support is a major distinction between these printers. The NULLTONEX supports multi-label size support, handling thermal labels with a width of 1.57" to 4.3". It is compatible with 4x6, 3x2, and custom-sized labels to adapt to diverse packaging needs. This makes it suitable for various marketplaces and shipping platforms such as Amazon, eBay, ShipStation, ShippingEasy, Shopify, UPS, FedEx, USPS, and Shippo. The Nelko device uses thermal label paper tapes recommended by the brand. While the NULLTONEX adapts to diverse packaging needs with custom sizes, the Nelko is optimized for standard labeling tasks using specific tape formats.
Battery Life and Power
Power management differs due to the form factors. The Nelko label maker comes with a long-lasting built-in rechargeable battery for extended use, enhancing its portability. However, users should note that the charging adapter is not included. The NULLTONEX product data does not specify a built-in battery, implying it relies on the USB cable connection for power during operation. This dependency on a cable limits the NULLTONEX to areas near power sources or computers, whereas the Nelko can operate independently until the rechargeable battery requires replenishment.
Price and Value
Cost is a significant factor for most buyers. The NULLTONEX Bluetooth Thermal Shipping Label is priced at $56.62. The Nelko Label Maker Machine with Tape is priced at $23.26. The Nelko option is less than half the cost of the NULLTONEX unit. While the NULLTONEX includes 25 sheets of waterproof label paper, the higher price point reflects its specialized shipping capabilities and higher speed. For general home organization or light labeling, the Nelko provides a lower barrier to entry. For professional shipping environments, the higher cost of the NULLTONEX may be justified by its throughput and label size capabilities.
Which One Should You Buy?
Your choice depends on your specific labeling requirements. If you need a device for high-volume shipping that handles 4x6 labels and integrates with platforms like Shopify and FedEx, the NULLTONEX is the appropriate choice despite the higher price. It offers faster printing speeds and broader computer compatibility via USB. If you prioritize portability, lower cost, and mobile printing via Bluetooth for iOS or Android, the Nelko P21 is the better option. It offers a rechargeable battery and pocket-sized design at a significantly lower price point. Users requiring Windows or Chromebook support should lean toward the NULLTONEX, while mobile-focused users should select the Nelko.