BOSCH JS120N 12V Max Barrel Grip Jig Saw, vs Dong Cheng 20V Brushless Jigsaw,
Updated August 2026 — BOSCH JS120N 12V Max Barrel Grip Jig Saw, leads on power and speed.
The Bosch JS120N offers superior design and performance, while the Dong Cheng provides great value for budget-conscious buyers.
Why BOSCH JS120N 12V Max Barrel Grip Jig Saw, is better
Performance
Higher maximum strokes per minute (2800 vs 3500)
Design
Compact and ergonomic barrel grip
Features
Includes a die-cast aluminum footplate
Why Dong Cheng 20V Brushless Jigsaw, is better
Price
Cheaper by $29.01
Battery
Includes a 4Ah battery and charger
Accessories
Comes with multiple blades and tool bag
Overall score
Specifications
| Spec | BOSCH JS120N 12V Max Barrel Grip Jig Saw, | Dong Cheng 20V Brushless Jigsaw, |
|---|---|---|
| Variable Speed | 1500-2800 SPM | 800-3500 SPM |
| Orbital Settings | 3 | 4 |
| Blade Change | Tool-free | Tool-free |
| LED Light | Yes | Dual LED |
| Warranty | 3 years | 1 year |
Dimension comparison
Overview of the Products
In this comparison, we will examine the BOSCH JS120N 12V Max Barrel Grip Jig Saw and the Dong Cheng 20V Brushless Jigsaw. The Bosch model is priced at $129.00, while the Dong Cheng model is more budget-friendly at $99.99, making it about 23% cheaper. Both jigsaws cater to users who need precision and efficiency in their cutting tasks, but they differ significantly in features and design.
Design and Ergonomics
The design of the BOSCH JS120N emphasizes a compact and ergonomic barrel-grip body, which is designed for optimal control and comfort during use. Weighing only 3.0 lbs, it aims to reduce user fatigue, especially during extended applications. In contrast, the Dong Cheng 20V Brushless Jigsaw features a D-shaped rubberized handle that also prioritizes user comfort but does not have specific weight information available. Bosch’s design includes a soft grip area and a counterbalanced low-vibration plunge mechanism for smooth operation, which may appeal to professionals requiring precise cuts.
Cutting Performance
When it comes to cutting performance, the BOSCH JS120N boasts a variable speed range of 1,500 to 2,800 strokes per minute (SPM) with three orbital-action settings for different cutting needs. This allows users to match the speed to their tasks efficiently. On the other hand, the Dong Cheng model offers a broader variable speed range of 800-3,500 SPM along with four orbital-action settings. This higher stroke count and additional settings can provide a faster and more versatile cutting experience.
Blade Change Mechanism
Both jigsaws incorporate tool-free blade change mechanisms, ensuring that users can quickly swap out blades without hassle. The BOSCH JS120N emphasizes a single-handed insertion and ejection system, allowing for swift blade changes without touching hot surfaces. The Dong Cheng model also features a tool-less design, which contributes to user convenience. While both designs facilitate quick changes, Bosch's focus on single-handed operation may offer an edge in situations where speed is crucial.
Bevel and Stroke Capabilities
The BOSCH JS120N supports a 45° bevel angle range, making it suitable for angled cuts in woodworking projects. This feature is particularly beneficial for finish carpenters and cabinet makers who often require precise bevel cuts. In comparison, the Dong Cheng jigsaw also supports bevel cuts up to 45° left or right, in addition to having a stroke length of 26mm. This similar capability suggests that both tools are adaptable for various cutting tasks but may cater to slightly different user needs based on their specific applications.
Additional Features
The BOSCH JS120N integrates a switchable LED light for enhanced visibility of the cutting area, which is crucial for precision work in dimly lit conditions. Furthermore, it includes a die-cast aluminum footplate designed for improved glide and surface protection. Meanwhile, the Dong Cheng model comes equipped with dual LED lights and a dust blower to keep the cutting line clean, enhancing visibility and cleanliness during work. These additional features indicate that both jigsaws are designed with user experience and efficiency in mind, though they approach it in slightly different ways.
Battery and Power Management
The BOSCH JS120N operates on a 12V Max battery, emphasizing portability and ease of use in various locations. In contrast, the Dong Cheng jigsaw uses a more powerful 20V battery system, which may provide longer runtime and cutting efficiency. Moreover, Dong Cheng includes a complete set with a 4Ah battery, charger, and multiple blades, making it a comprehensive choice right out of the box. This feature enhances its value proposition, particularly for those new to jigsaws or DIY projects.
Price Comparison
The BOSCH JS120N is priced at $129.00, while the Dong Cheng model is available for $99.99. This price difference of $29.01 makes the Dong Cheng about 23% cheaper than the Bosch. For budget-conscious buyers, the Dong Cheng jigsaw offers an attractive combination of features and accessories, potentially making it a better value for those who do not require the premium features offered by Bosch.
Which should you buy?
Choosing between the BOSCH JS120N and the Dong Cheng 20V Brushless Jigsaw depends largely on your specific needs. If you're looking for a compact, ergonomic tool with superior design and smooth operation, the Bosch model stands out. However, if you prioritize budget and value, along with versatile cutting capabilities, the Dong Cheng jigsaw may be the better option. The final decision should hinge on whether the premium features of the Bosch justify the additional cost for your projects.

