Polaris Epic 8642 vs Sphero BOLT+
Head-to-head comparison of Ecovacs Polaris Epic 8642 and Sphero Sphero BOLT+. Updated 2026.
Last updated: September 18, 2026
Overall Score
79.1/ 100
Polaris Epic 8642
Ecovacs
79.0/ 100
Sphero BOLT+
Sphero
Score Breakdown
83
Performance74
81
Reliability78
82
Ease of Use90
77
Intelligence72
72
Value82
69
Ecosystem80
80
Safety85
81
Design88
Specs Comparison
| Spec | Polaris Epic 8642 | Sphero BOLT+ |
|---|---|---|
| Price | $1,699 | $199 |
| Cable | 70 ft | — |
| Cleaning | floor + walls + waterline | — |
| Traction | 4WD | — |
| Pool Size | up to 60 ft | — |
| Filtration | 5-stage 2-micron | — |
| Connectivity | WiFi + iAquaLink | Bluetooth 5.0 |
| Led | — | 8x8 RGB matrix |
| Battery | — | 2 hr runtime |
| Sensors | — | accelerometer, gyroscope, IR, light |
| Diameter | — | 73 mm |
| Programming | — | Scratch, JavaScript, Swift |
| Water Resistant | — | IP67 |
Buyer Intelligence
| Metric | Polaris Epic 8642 | Sphero BOLT+ |
|---|---|---|
| Vendor Health Score | — | — |
| 5-Year TCO Estimate | $2,379 | $279 |
| Annual Maintenance | — | — |
| Support Model | — | — |
| Safety Certifications | — | — |