The best cordless vacuum of 2025 according to recent tests and reviews is the Shark PowerDetect Clean and Empty. It excels with its redesigned DuoClean floorhead, class-leading suction, intelligent surface and debris detection, anti-hair-wrap rollers, and HEPA-grade filtration. It offers up to 40 minutes of intelligent runtime with a removable battery and an optional auto-emptying stand. It is praised for its innovation, performance, and value, especially compared to flagship rivals like Dyson's models.

Other notable top choices include:

• Dyson V15 Detect: Known for its exceptional suction and advanced features but at a higher price.
• Tineco Pure ONE Station 5: A smart vacuum with auto-emptying and good attachments.
• Samsung Bespoke AI Jet Ultra: Has self-emptying features and AI suction adjustment with long runtime.
• Levoit LVAC 200: A good value vacuum with strong performance for its price.

In summary, the Shark PowerDetect Clean and Empty stands out as the best overall cordless vacuum of 2025 for its balance of power, features, battery life, and cost. Dyson and other brands offer compelling options depending on specific needs like suction strength, smart features, or budget.