This high-end workstation offers you excellent performance and phenomenal graphics output — all without compromising on its battery life.

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Speaking of which, the tested battery life on the Dell XPS 12 Convertible Ultrabook is 5 hours. The stress test was done on high performance mode with the brightness set at 100%.

Dell’s original XPS 12 has strong battery life, and updating to the more efficient fourth-gen Core processor has enhanced endurance to record-breaking levels.

Dell advertises that its most power-efficient XPS 13 can stream Netflix for nearly 12 hours without requiring a charge, indicating that its mixed-use life would fall a bit short of the Pro 13’s.

We’ve reached the final and main part of the review – The battery life. As you know, the XPS 12 comes with a 47WHr 6-cell Li-ion battery.