
Bosch JS470E
Score: 88/100
BLACK+DECKER BDCJS20B
Score: 72/100Rankings

The Bosch JS470E is a professional-grade corded top-handle jigsaw featuring a powerful 7.0 A motor and high stroke rate for smooth curves. It offers precise control with variable speed and four orbital settings, though it lacks an integrated LED light. Best suited for finish carpenters and woodworkers needing precision in soft wood, aluminum, or mild steel.

The BLACK+DECKER BDCJS20B is a lightweight, budget-friendly cordless jigsaw ideal for DIY homeowners and hobbyists. It features a variable-speed trigger and tool-free blade changes, though its brushed motor and limited stroke length restrict heavy-duty performance. It is best suited for precise, detailed cuts in wood and metal for home projects.
| Attribute | ![]() | ![]() |
|---|---|---|
3,100 SPMbest | 2,500 SPM | |
25.4 mmbest | 19.05 mm | |
120 Vbest | 20 V | |
| ↓ lower better | 2.67 kg | 2.13 kgbest |
45 degreesbest | 45 degreesbest | |
4 positionsbest | — | |
149.225 mmbest | — | |
1 years | 2 yearsbest |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Performance(2) | ||
Max Speed (SPM) (SPM) | 3100 SPM | 2500 SPM |
Stroke Length (mm) | 25.4 mm | 19.05 mm |
Features(1) | ||
Blade Change System | Toolless | Tool-free |
Ergonomics & Build(1) | ||
Tool Weight (kg) | 2.67 kg | 2.13 kg |
Support & Reliability(1) | ||
Warranty Period (years) | 1 years | 2 years |
Power & Battery(3) | ||
Voltage (V) | 120 V | 20 V |
Power Source | Corded | Cordless |
Motor Type | 7.0 Amp | Brushed |


Products in the top-left offer the best value (high score, low price).

Professional reviewers praise the Bosch JS470E for its power and precision, specifically highlighting the 7.0 A motor and high stroke rate for smooth curves in finish carpentry.
Everyday users report high satisfaction, averaging 4.4/5 ratings, with common praise for the ergonomic design and reliable power.

Professional reviewers praise the power relative to its budget price point and versatility for detailed precision work, but note the brushed motor and limited stroke length as drawbacks for heavy-duty applications.
Everyday consumers appreciate the value for casual projects and ease of blade changes, but complain about limitations with thicker materials and short battery life in heavy use.
“It's powerful... use quality blades, take your time, you're going to be able to make a cut”


