After hours of video calls, texts, streaming and scrolling through social media, smartphone buyers cashing in on Cyber Monday deals want a smartphone battery that will last.

"While there's a lot of talk about AI, all people want is really good battery life on their phones," said CNET phone reviewer and managing editor Patrick Holland.

Vladim Guliants just bought an iPhone 17, which Apple touts as having the best-ever battery life.

"I hear that the battery life is much better," Guliants said, "and our old units are two, maybe two and a half years old and the battery is not as good as it used to be."

So in the battle of battery life, do the newest iPhones live up to the hype?

Watch: CNET tests out the iPhone 17 battery: Does the iPhone 17 battery live up to the hype?

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