OnePlus 15 reviews
Every piece of editorial coverage we've published on the OnePlus 15, plus the formula behind its Mars Score.
vsMars editorial coverage
Pixel 10 Pro vs iPhone 17 Pro Max — Night-Mode Shootout
Forty-eight side-by-side exposures from 0.5 lux to 50 lux. The Pixel still wins on detail; the iPhone wins on color truth.
Best Budget Smartphones Under $500 with Great Cameras (2026)
Five phones that punch above their price tier on photo quality — and which compromises each one makes elsewhere.
OnePlus 15 vs iPhone 17 — Sustained CPU Under 20-Minute Load
Both phones can sprint. Only one of them still runs fast at minute 20. Geekbench loop and thermal-camera footage.
Why 7,000 mAh Batteries Are Quietly Changing Smartphones
Silicon-carbon anodes pushed phone batteries past 7,000 mAh in 2026 without making phones thicker. Here's what that actually changes for users — and for how reviewers should score battery.
Why Mars Score Rewards Battery Heavier Than Spec Sheets Do
Battery weight in the smartphone Mars Score formula is 18% — the highest single weight. Here's why that's not arbitrary.
OnePlus 15 — 30-Day Battery Field Test
We ran the OnePlus 15's 7,500 mAh battery through a month of typical use. Here's what 30 days of real-world drain, fast charging, and standby looked like.
Best Smartphones in 2026 — Buyer's Guide
After hands-on time with every major 2026 flagship, here are our top picks across iOS, Android, foldables, and budget. Updated monthly.
User review submissions open with our account system later this year. In the meantime, see the Mars Score methodology for how we score products without relying on crowd ratings.
See the head-to-head spec comparisons on the product page.