Side-by-side comparison of Sawyer (Rethink Robotics) and VCR20-1720 (Hangzhou sili Intelligent Technology Co., Ltd.) — specs, pricing, Robolist Product Score, and verified deployments. Updated daily.
Optimize comparison for buyer
Manufacturer Country


Year First Available


Verified Deployments


Price Range (USD)


Availability Status


Payload


Reach


Degrees of Freedom


Repeatability


Max TCP Speed


Robot Weight


Mounting Options


IP Rating


Safety Rating


Force/Torque Sensing


TCP Speed (Collaborative)


Power/Force Limiting


Safety I/O Pairs


Duty Cycle


Setup Time


Time to Redeploy


No-Code Capable


Offline Programming


Programming Interface


Tool Flange Standard


Tool Changer Support


Integrated F/T Sensor


Wrist Power Supply


SDK Languages


ROS Compatible


Fieldbus Protocols


Digital Twin Support


MTBF


Path Accuracy


Price (USD)


Warranty


Lead Time


![]() | ![]() | |
|---|---|---|
| Layer 1: Identity & Trust | ||
| Manufacturer Country (values differ) | United States | — |
| Year First Available (values differ) | 2015 | — |
| Verified Deployments | 0 Deployments | 0 Deployments |
| Layer 2: Operational | ||
| Price Range (USD) (values differ) | $34,900 | $18,000 |
| Availability Status | ACTIVE | ACTIVE |
| Layer 3: Category Specific | ||
| Arm Mechanics | ||
| Payload (values differ) | 4 kg | 20 kg |
| Reach (values differ) | 1,260 mm | 1,920 mm |
| Degrees of Freedom (values differ) | 7 | 6 |
| Repeatability (values differ) | ±0.01 mm | ±0.05 mm |
| Max TCP Speed (values differ) | 1.5 m/s | 1.2 m/s |
| Robot Weight (values differ) | 19 kg | 210 kg |
| Mounting Options (values differ) | floor, ceiling, wall | floor |
| IP Rating (values differ) | IP54 | IP54/IP67 |
| Safety | ||
| Safety Rating (values differ) | Cat3 PLd | 2006/42/EC |
| Force/Torque Sensing (values differ) | joint level all | none |
| TCP Speed (Collaborative) (values differ) | 0.5 m/s | — |
| Power/Force Limiting (values differ) | 150 N | — |
| Safety I/O Pairs (values differ) | 2 | — |
| Duty Cycle (values differ) | 24 7 continuous | — |
| Ease of Use | ||
| Setup Time (values differ) | 2 hrs | — |
| Time to Redeploy (values differ) | 10 min | — |
| No-Code Capable (values differ) | Yes | — |
| Offline Programming (values differ) | Yes | — |
| Programming Interface (values differ) | teach_pendant, drag_and_drop, code_python, code_ros | teach_pendant |
| End-Effector | ||
| Tool Flange Standard (values differ) | iso 9283 compatible | — |
| Tool Changer Support (values differ) | automatic | — |
| Integrated F/T Sensor (values differ) | Yes | — |
| Wrist Power Supply (values differ) | 24V DC + 6 bar pneumatic | — |
| Software & Connectivity | ||
| SDK Languages (values differ) | Python, C++, FANUC KAREL, .NET | — |
| ROS Compatible (values differ) | Yes | — |
| Fieldbus Protocols (values differ) | Modbus TCP, TCP/IP | — |
| Digital Twin Support (values differ) | Yes | — |
| Reliability | ||
| MTBF (values differ) | 90,000 hrs | — |
| Path Accuracy (values differ) | ±0.02 mm | — |
| Commercial | ||
| Price (USD) (values differ) | $34,900 | $18,000 |
| Warranty (values differ) | 3 yrs | 1 yrs |
| Lead Time (values differ) | 6 wks | — |
Insufficient data for full comparison
The following fields had no data for any of the selected robots: Battery / Shift Runtime, CaaS / Month
Frequently asked
Sawyer is made by Rethink Robotics, based in US. VCR20-1720 is made by Hangzhou sili Intelligent Technology Co., Ltd..
Sawyer is listed at $34,900. VCR20-1720 is listed at $18,000.
Sawyer scores 68/100. VCR20-1720 scores 37/100. The Product Score blends specs, pricing transparency, verified deployments, and independent media coverage — see methodology for the full breakdown.
Sawyer has a reach of 1260 mm. VCR20-1720 has a reach of 1920 mm.
Both robots are classified as Cobot on Robolist. Filters and ranking treat them as direct alternatives.
Hardware cost is one input. Cobot TCO also includes integration, training, downtime, and end-of-life. Our breakdown: Cobot TCO and Payback Math: Hardware, EOAT, and Zero-Fencing Savings.
Spec sheets only show part of the story. Useful vendor questions cover support, lifecycle, integration cost, and references. We have a buyer-focused checklist: Cobot Vendor Red Flags: Questions That Filter Out the Marketing.
Going deeper — picking the right robot
Cobot TCO and Payback Math: Hardware, EOAT, and Zero-Fencing Savings
6 min readCollaborative Robots
Cobot Vendor Red Flags: Questions That Filter Out the Marketing
9 min readCollaborative Robots
Running a Cobot Pilot in a Manual Production Line
9 min readCollaborative Robots
Build vs buy vs lease: which model fits a first deployment
8 min readChoosing Your First Robot
The hidden specs vendors hope you'll miss
10 min readReading the Spec Sheet
Sawyer vs VCR20-1720 compares two robots in the cobot category. All data is sourced from manufacturer spec sheets, verified deployments, and third-party filings; see our methodology for how the Robolist Product Score is calculated.