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WhichPhoneToBuy

OnePlus 13 vs Xiaomi 15

The OnePlus 13 comes out ahead on 7 counts and the Xiaomi 15 on 3.

Which should you buy?

Pick the OnePlus 13 for

  • Bigger battery: 6,000 vs 5,240 mAh (15% more)
  • Faster wired charging: 100 W vs 90 W
  • Bigger screen: 6.82" vs 6.36"
  • Brighter display: 4,500 vs 3,200 nits peak
  • Optical zoom (3×), which the other lacks
  • More RAM: up to 24 GB vs 16 GB
  • Better water resistance: IP68/IP69 vs IP68

Pick the Xiaomi 15 for

  • Lighter: 191 g vs 210 g (19 g less)
  • Thinner: 8.1 mm vs 8.5 mm
  • More compact: 10.6 mm shorter

Size comparison

The OnePlus 13 is 10.6 mm taller, 5.3 mm wider, 0.4 mm thicker and 19 g heavier than the Xiaomi 15. Its screen is 0.46" larger.

  • OnePlus 13162.9 × 76.5 × 8.5 mm
  • Xiaomi 15152.3 × 71.2 × 8.08 mm

Specs side by side

LaunchOnePlus 13Xiaomi 15
AnnouncedOctober 31, 20241October 29, 20241
ReleasedNovember 1, 20241October 29, 20241
Launch price$8991—
BodyOnePlus 13Xiaomi 15
Size162.9 × 76.5 × 8.5 mm152.3 × 71.2 × 8.1 mm
Thickness8.5 mm8.1 mm (better)
Weight210 g?191 g? (better)
Framemetal1aviation-grade aluminum1
Backglass (white and black), vegan leather (blue)1—
Water resistanceIP68/IP69 (better)IP68
ColoursArctic Dawn, Black Eclipse, Midnight OceanLiquid Silver, White, Black, Green
DisplayOnePlus 13Xiaomi 15
Size6.82"6.36"
Type120Hz ProXDR Display with LTPO 4.1CrystalRes AMOLED
Resolution1440 × 3168 (better)1200 × 2670
Refresh rate120 Hz120 Hz
Peak brightness4,500 nits (better)3,200 nits
ProtectionCeramic Guard—
Performance and softwareOnePlus 13Xiaomi 15
ChipsetSnapdragon 8 Elite Mobile PlatformSnapdragon 8 Elite Mobile Platform
CPUQualcomm Oryon CPU @4.32GHz2 x Prime Core up to 4.32GHz, 6 x Performance Core up to 3.53GHz
Process3 nm13 nm
Ships withOxygenOS 15.0 based on Android 15Xiaomi HyperOS 2
MemoryOnePlus 13Xiaomi 15
RAM12 GB / 16 GB / 24 GB (better)8 GB / 12 GB / 16 GB
Storage256 GB / 512 GB / 1 TB256 GB / 512 GB / 1 TB
CamerasOnePlus 13Xiaomi 15
Rear50 MP Main, OIS 50 MP Telephoto (3× optical), OIS 50 MP Ultrawide50 MP Main 50 MP Telephoto 50 MP Ultrawide
Main camera50 MP50 MP
Optical zoom3× (better)None
Front32 MP32 MP
Video8K at 30 fps (rear)8K (7680x4320) at 24/30fps
BatteryOnePlus 13Xiaomi 15
Capacity6,000 mAh (better)5,240 mAh
Wired charging100 W? (better)90 W
Wireless charging50 W50 W
ConnectivityOnePlus 13Xiaomi 15
5GYesYes1
Wi-FiWi-Fi 7Wi-Fi 7
BluetoothBluetooth 5.46.0
NFCYesYes
USBUSB 3.2 Gen 1 Type-CUSB Type-C
eSIMYesYes
FeaturesOnePlus 13Xiaomi 15
FingerprintUltrasonicUltrasonic in-screen
Stereo speakers—Yes

Highlighted: the better value where one is clearly better. Sources for each phone are listed on the OnePlus 13 and Xiaomi 15 pages.

Quick answers

Is the OnePlus 13 bigger than the Xiaomi 15?
The OnePlus 13 is 10.6 mm taller, 5.3 mm wider, 0.4 mm thicker and 19 g heavier than the Xiaomi 15. Its screen is 0.46" larger.
Which has the bigger battery, the OnePlus 13 or the Xiaomi 15?
The OnePlus 13 has the bigger battery: 6,000 mAh against 5,240 mAh. Real battery life also depends on the chip and screen.

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