SpecEagle review · OnePlus

OnePlus 13s review: A true compact flagship with a 5,850 mAh battery.

SpecEagle Editorial·Jun 2025·$649
Overall
87/100
Class rank
#41 of 52
Tier
Flagship
Buy?
Yes
The verdict, up front

The compact flagship done right.

OnePlus 13s packs the Snapdragon 8 Elite and a huge 5,850 mAh battery into a genuinely compact 6.32" body with 80 W charging — a rare small phone with no performance or endurance compromise, missing only an ultrawide.

01Display

86/100

86/100 trails the 91-point cohort average for flagship phones of 2025.

TypeLTPO AMOLED, 120 Hz
Size6.32 inches
Resolution2,640 × 1,216 px
Peak brightness1,600 nits

02Camera

78/100

78/100 is one of the weaker camera results among flagship phones of 2025 — 9 points under the average. Check the rows below before buying for this.

Main50 MP, f/1.8, OIS
Telephoto50 MP, 2× optical
Selfie16 MP

03Performance

94/100

94/100 — right at the average for flagship phones of 2025.

ChipsetSnapdragon 8 Elite (3 nm)
RAM12 / 16 GB
Storage256 / 512 GB
Cooling4,400 mm² vapor chamber

04Battery

88/100

88/100 — right at the average for flagship phones of 2025.

Capacity5,850 mAh (silicon-carbon)
Wired80 W SUPERVOOC

05Build

82/100

82/100 trails the 87-point cohort average for flagship phones of 2025.

06Value

86/100

86/100 puts it above the 83-point average for flagship phones of 2025.

What works
  • SD 8 Elite in a compact 6.32" body.
  • Huge 5,850 mAh for the size + 80 W.
  • Big vapor-chamber cooling.
  • Customisable Plus Key.
What doesn't
  • Dual camera (no ultrawide).
  • IP65 (not IP68).
  • 1,600-nit panel trails the brightest.
  • India-first launch.
Cross-shop it against
iPhone 18 Pro Max
$1199 · score 94/100

How this review is built: every section score, spec row and comparison on this page comes from SpecEagle's tracked catalogue — scores weight measured specs against the 52-phone cohort of flagship devices released around the same time. We don't publish invented lab anecdotes. Spot an error? .